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Observations

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REGION: South Fork - Outside Advisory Area
Public Observer: JAndersen
Arctic Station set up
Date:   Sep 30th, 2011
Location:   Rendezvous Peak (with map)
Observation:   The Friends are getting weather station installation dialed. We get most of the >>>   View Complete


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REGION: Not reported
Public Observer: SelfTimer
Friends Board members on the way up Rendezvous
Date:   Sep 30th, 2011
Location:   Rendezvous Peak (with map)
Observation:   On the way up to install the new weather station the four of us, and 4 dogs, enc >>>   View Complete


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REGION: Not reported
Public Observer: JAndersen
The guru at work
Date:   Sep 30th, 2011
Location:   Rendezvous Peak (with map)
Observation:   We all owe Crane Johnson a debt of gratitude. He has been the guiding force behi >>>   View Complete


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REGION: Not reported
Public Observer: SRepetto
Carrying 10 foot steel pipe is fun!
Date:   Sep 15th, 2011
Location:   Harp Mtn (with map)
Observation:   Down go the pieces of Harp Weather station.   View Complete


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REGION: Not reported
Public Observer: SRepetto
Harp Wx Station before dismantling
Date:   Sep 15th, 2011
Location:   Harp Mtn (with map)
Observation:   Due to logistical constraints we've chosen to move the Harp Mtn station over to >>>   View Complete


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REGION: Not reported
Professional Observer: F-CNFAIC
Friends Fall 2011 Fundraiser
Date:   Sep 1st, 2011
Location:   Anchorage (with map)
Observation:   2011 Fall Fund Raiser at Bear Tooth Theare Pub Canadian Ski mountaineer and au >>>   View Complete


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REGION: Not reported
Professional Observer: NRCS / AMBCS
Tunrnagain Pass SNOTEL snow depth graph
Date:   Apr 30th, 2011
Location:   Center Ridge SNOTEL (with map)
Observation:   SNOW DEPTH - Roughly 60% of last year and 80% of the long term average. This SNO >>>   View Complete


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REGION: Other - Outside Advisory Area
Public Observer:
Large natural wet slab avalanches
Date:   Apr 26th, 2011
Location:   Bard Peak (with map)
Observation:   If you look carefully wet slab avalanches have released around most of the moun >>>   View Complete


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REGION: Other - Outside Advisory Area
Public Observer:
Wet slab and wet loose avalanches
Date:   Apr 26th, 2011
Location:   Skookum Valley (with map)
Observation:   This photo shows various wet loose point release avalanches off the rocks and r >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Wet Slab avalanche
Date:   Apr 25th, 2011
Location:   Magnum - Turnagain Pass (with map)
Observation:   This wet slab looks to have been triggered by rollerballing or a small wet sluff >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Wet slab avalanche
Date:   Apr 24th, 2011
Location:   Seattle Ridge - Sunnyside (with map)
Observation:   Natural wet slab avalanche. East facing ~2300', 300-400' wide. Looks to have fai >>>   View Complete


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REGION: Not reported
Professional Observer: National FS Avalanche Cen
Isothermal Snowpack
Date:   Apr 23rd, 2011
Location:   Education
Observation:   Isothermal: When all layers of the snowpack are at the same temperature, usually >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Large Wet Slab Avalanche
Date:   Apr 23rd, 2011
Location:   Mile 53 (with map)
Observation:   This large wet slab avalanche released naturally around April 23rd. It was over >>>   View Complete


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REGION: Not reported
Professional Observer: AMRG photo
Fatal wet snow avalanche
Date:   Apr 19th, 2011
Location:   Bird Ridge
Observation:   This is a photo of the fatal wet snow avalanche that entrained a person while gl >>>   View Complete


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REGION: Not reported
Professional Observer:
April Weather Chart
Date:   Apr 16th, 2011
Location:   April Weather Chart
Observation:     View Complete


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REGION: Not reported
Professional Observer:
Glide avalanche
Date:   Apr 15th, 2011
Location:   Tincan (with map)
Observation:   This is a relatively small glide avalanche on the south face of tincan ridge. Th >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Wind slab
Date:   Apr 15th, 2011
Location:   Turnagain Pass
Observation:   This is one example of a few smaller wind slabs that were intentionally triggere >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Natural wind slab and soft slab avalanches
Date:   Apr 14th, 2011
Location:   Lynx Creek (with map)
Observation:   This is a picture (marginal quality) of several avalanches that are suspected to >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Wet Slab Avalanche
Date:   Apr 12th, 2011
Location:   Seattle Ridge (with map)
Observation:   This wet slab avalanche failed at 2:00pm on 4/12 due to solar heating of the sn >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Snow Profile - N facing Sunburst
Date:   Apr 11th, 2011
Location:   Elevator Shaft - Sunburst (with map)
Observation:   The most concerning layer in this snow pit was a buried layer of surface hoar 48 >>>   View Complete


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REGION: Turnagain
Public Observer:
Snow Profile - NW facing Tincan
Date:   Apr 10th, 2011
Location:   Tincan northwest face
Observation:   Snow layer descriptions that are cut off in the image: 178-150: Snow from Thu >>>   View Complete


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REGION: Hatcher Pass - Outside Advisory Area
Public Observer:
Remote triggered avalanche
Date:   Apr 9th, 2011
Location:   Hatcher Pass, $1000 Dollar Run
Observation:   OUTSIDE ADVISORY AREA - following observation sent in: Location: Steep North fa >>>   View Complete


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REGION: Hatcher Pass - Outside Advisory Area
Public Observer:
Remote triggered avalanche - $1000 Run
Date:   Apr 9th, 2011
Location:   Hatcher Pass (outside advisory
Observation:   This hard slab avalanche was remotely triggered by skiers 50 - 100' away. Al >>>   View Complete


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REGION: Other - Outside Advisory Area
Public Observer:
Dog triggered avalanche
Date:   Apr 8th, 2011
Location:   Harp - Eagle River area
Observation:   Outside of our advisory area. This avalanche was triggered by a dog after two s >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Snowmachine triggered avalanche
Date:   Apr 8th, 2011
Location:   Seattle Creek - Jrs bowl
Observation:   This avalanche (west facing ~2000') was triggered by a snowmachine that was able >>>   View Complete


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REGION: Not reported
Professional Observer: Andrew Councell
Soft slab on Magnum
Date:   Apr 8th, 2011
Location:   Magnum - Turnagain Pass (with map)
Observation:   This soft slab was triggered by the second skier on a steep 300' long convex slo >>>   View Complete


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REGION: Not reported
Professional Observer: Matt Saffer
Natural avalanche, Tincan 4-6-11
Date:   Apr 6th, 2011
Location:   Tincan North face (with map)
Observation:   This natural avalanche is on the North face of Tincan. It broke sometime after >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Pit profile - Sunburst
Date:   Apr 6th, 2011
Location:   Sunburst (with map)
Observation:   This pit was on SW facing sunburst at 3200'. It had two failure planes, both ful >>>   View Complete


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REGION: Turnagain
Public Observer:
Remotely triggered slab
Date:   Apr 6th, 2011
Location:   Tincan (with map)
Observation:   Slab triggered from standard skin track 400 feet away. Party of 5 skiers felt >>>   View Complete


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REGION: Turnagain
Public Observer:
Skier avalanche from ridge 4-6-11
Date:   Apr 6th, 2011
Location:   Cornbiscuit (with map)
Observation:   This avalanche from 4-6 was unintentionally triggered by a skier from the ridge >>>   View Complete


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REGION: Not reported
Professional Observer: Josh Varney
Snowboarder triggered avalanche
Date:   Apr 6th, 2011
Location:   Seattle Creek - north facing W (with map)
Observation:   On Wednesday, April 6th, a snowboarder triggered a 100' wide slab, 1'-3' deep th >>>   View Complete


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REGION: Not reported
Professional Observer: Josh Varney
Snowboarder triggered avalanche
Date:   Apr 6th, 2011
Location:   Seattle Creek - north facing W (with map)
Observation:   On Wednesday, April 6th, a snowboarder triggered a 100' wide slab, 1'-3' deep th >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Small soft slab
Date:   Apr 3rd, 2011
Location:   Tincan (with map)
Observation:   This is a 20' wide 14" deep soft slab that was skier triggered in the Tincan tre >>>   View Complete

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REGION: Turnagain
Public Observer:
Date:   Apr 2nd, 2011
Location:   Eddy's, right around tree line (with map)
Observation:   When we showed up to the parking lot it was snowing around S2-3 and stayed that >>>   View Complete


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REGION: Not reported
Professional Observer:
March Weather Chart
Date:   Apr 1st, 2011
Location:   March Weather Chart
Observation:     View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Natural avalanche on North Cornbiscuit
Date:   Apr 1st, 2011
Location:   Cornbiscuit North face (with map)
Observation:   Avalanche happened on 4-29 or 4-30. Likely failed on buried surface hoar. Noti >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Surface hoar from 3-27
Date:   Apr 1st, 2011
Location:   Magnum north face (with map)
Observation:   This buried surface hoar developed between the storms last week and is now burie >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Pyramid peak, NE face natural avalanche
Date:   Mar 31st, 2011
Location:   Pyramid peak (with map)
Observation:   Natural avalanche that probably occurred around 3-29. Notice 2 distinct breaks >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Tincan test pit. 3-31-11
Date:   Mar 31st, 2011
Location:   Tincan skin track (with map)
Observation:   Pit location is above skin track just before final pitch to ridge. Extended colu >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Snow profile
Date:   Mar 30th, 2011
Location:   Girdwood
Observation:     View Complete


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REGION: Turnagain
Public Observer:
Natural soft slab on Tincan
Date:   Mar 26th, 2011
Location:   Tincan (with map)
Observation:   Natural soft slab avalanche on Tincan SW facing between 2500' and 3000'.   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
New snow-old snow interface cross-section
Date:   Mar 26th, 2011
Location:   Seattle Creek - Main Bowl (with map)
Observation:   This is a cross-section of 16" of new snow sitting on the old snow at the crown >>>   View Complete


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REGION: Turnagain
Public Observer:
Shooting crack on Tincan
Date:   Mar 26th, 2011
Location:   Tincan (with map)
Observation:   Shooting crack from 3/26 above "hippy bowl" between Tincan Common and Tincan Pr >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Soft slab natural avalanches in Seattle Creek
Date:   Mar 26th, 2011
Location:   Seattle Creek - Main Bowl (with map)
Observation:   These are two natural soft slab avalanches believed to run sometime at the tail >>>   View Complete

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REGION: Other - Outside Advisory Area
Professional Observer: Jon Gellings
Date:   Mar 23rd, 2011
Location:   CNFAIC Office (with map)
Observation:   This is a test   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Raggedtop pit profile
Date:   Mar 23rd, 2011
Location:   Raggedtop (with map)
Observation:   Very hard, old windslab on top of well developed facets. Distinct area at the t >>>   View Complete


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REGION: Hatcher Pass - Outside Advisory Area
Public Observer:
Approximate location of Hatch Peak avalanche
Date:   Mar 20th, 2011
Location:   Hatch Peak (Hatcher Pass area)
Observation:   This is an approximation of the avalanche boundaries in the Hatch Peak avalanch >>>   View Complete


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REGION: Not reported
Professional Observer: Eeva Latosuo
Crown profile Hatch Peak avalanche
Date:   Mar 20th, 2011
Location:   Hatch Peak (Hatcher Pass area)
Observation:   This is the crown profile of the fatal Hatch Peak avalanche investigated the day >>>   View Complete


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REGION: Hatcher Pass - Outside Advisory Area
Public Observer:
Hatch Peak avalanche wider view (Hatcher Pass area)
Date:   Mar 19th, 2011
Location:   ESE face of Hatch Peak
Observation:   This avalanche is from outside our advisory area. March 19th, fatal human tri >>>   View Complete


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REGION: Hatcher Pass - Outside Advisory Area
Public Observer:
Human triggered avalanche Hatch Peak (Hatcher Pass area)
Date:   Mar 19th, 2011
Location:   Hatch Peak
Observation:   This avalanche is from outside our advisory area. March 19th, fatal human tri >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
West facing starting zone
Date:   Mar 12th, 2011
Location:   Turnagain Pass
Observation:   This photo is attempting to show how a typical starting zone in the Turnagain Pa >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Tincan push-a-lanche
Date:   Mar 8th, 2011
Location:   Tincan
Observation:   I triggered this minor 'push-a-lanche' descending the south side of Tincan. Sout >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Point Release Avalanches
Date:   Mar 7th, 2011
Location:   Seattle Ridge (with map)
Observation:   These point release avalanches were initiated by solar radiation near rocky out >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Crown profile, Big Chief, SE face.
Date:   Mar 3rd, 2011
Location:   Seattle creek, Big Chief (with map)
Observation:   Avalanche probably happened on Feb. 25-26. Unsupported, planar slope over a sho >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Natural and snowmachine triggered avalanches
Date:   Mar 3rd, 2011
Location:   Seattle creek, Big Chief (with map)
Observation:   Natural avalanche on the left, snowmachine triggered on the right. Happened on >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Snowmachine Triggered 2-26, Seattle Creek
Date:   Mar 3rd, 2011
Location:   Seattle creek, Big Chief (with map)
Observation:   Notice the high-mark tracks on the left side, and the track through the middle o >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Snowmachine Triggered 2-26, Seattle creek
Date:   Mar 2nd, 2011
Location:   Seattle Creek, West (with map)
Observation:   This snowmachine triggered avalanche (left) was triggered on Saturday, 2-26 duri >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Raggedtop north bowl natural
Date:   Mar 1st, 2011
Location:   Raggedtop (with map)
Observation:   This large avalanche is likely a natural from the strong winds sometime between >>>   View Complete


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REGION: Not reported
Professional Observer:
February 2011 Wx Chart
Date:   Feb 28th, 2011
Location:   February Wx Chart
Observation:     View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Facet chains, 2-27-11
Date:   Feb 27th, 2011
Location:   Silvertip creek, 2500 ft. (with map)
Observation:   Well developed facet chains found below the Nov. 22 rain crust at mid elevations >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Natural avalanche Silvertip cr.
Date:   Feb 27th, 2011
Location:   Silvertip, twintip (with map)
Observation:   This D3 avalanche looks deceivingly small from the road. On closer investigatio >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Recent medium/large avalanche
Date:   Feb 27th, 2011
Location:   Silvertip creek, Twin tip (with map)
Observation:   This D3 avalanche looks deceivingly small from the road. On closer investigatio >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Crown profile, 2-26-11
Date:   Feb 26th, 2011
Location:   N. ridge Butch, Summit (with map)
Observation:   This crown profile was low on a natural avalanche on a NE aspect. Many other na >>>   View Complete


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REGION: Turnagain
Public Observer:
Tincan anti-tracks
Date:   Feb 26th, 2011
Location:   Tincan (with map)
Observation:   Winded on the Tincan ridge with countless raised ski tracks (anti-tracks)   View Complete


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REGION: Turnagain
Public Observer:
Tincan Pit Profile
Date:   Feb 26th, 2011
Location:   Tincan
Observation:     View Complete


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REGION: Not reported
Professional Observer:
Wind slab well off ridgeline
Date:   Feb 26th, 2011
Location:   Fresno
Observation:   This is a great example of a wind slab which developed and released well off the >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Anti-tracks
Date:   Feb 25th, 2011
Location:   Magnum (with map)
Observation:   Raised tracks after strong wind event. Produced by wind eroding the softest sno >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Wind plume 2-25-11
Date:   Feb 25th, 2011
Location:   Lipps N. Face (with map)
Observation:   Wind plume from south wind blowing across Lipps ridge. Measured gusts on Cornbi >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Study pit
Date:   Feb 24th, 2011
Location:   Tincan trees, N. of skin track (with map)
Observation:   Most reactive layer, buried surface hoar at 119cm. Not very concerning at this >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Natural Avalanches
Date:   Feb 22nd, 2011
Location:   Seattle Ridge (with map)
Observation:   These avalanches were thoroughly wind scoured afterward, making their individua >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Huge Snow Plumes
Date:   Feb 21st, 2011
Location:   Magnum (with map)
Observation:   Winds on Monday kicked up large amounts of low density snow in our entire regio >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Natural Avalanche
Date:   Feb 21st, 2011
Location:   Twin Peaks NW Bowl (with map)
Observation:   This natural avalanche failed sometime over the past few days, but we are unabl >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Soft Slab Avalanche
Date:   Feb 21st, 2011
Location:   Seattle Ridge- Near Uptrack (with map)
Observation:   This soft slab likely failed Sunday night or Monday morning, and ran very far d >>>   View Complete


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REGION: Turnagain
Public Observer:
Natural Avalanches
Date:   Feb 20th, 2011
Location:   Johnson Pass
Observation:   These naturals occurred overnight between Saturday and Sunday. The primary tri >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Snow Profile - Fresno
Date:   Feb 20th, 2011
Location:   Fresno Peak (with map)
Observation:   Quick look at a profile of a poor structure snowpack in the interior Kenai.   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
East face of Silvertip
Date:   Feb 19th, 2011
Location:   Silvertip
Observation:   Naturally triggered wind slab on the east face of Silvertip.   View Complete


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REGION: Hatcher Pass - Outside Advisory Area
Public Observer:
Marmot - Hatcher Pass area
Date:   Feb 19th, 2011
Location:   Marmot
Observation:   This photo was taken in the Hatcher Pass area and shows what looks like a slide >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Penguin Ridge - Girdwood side
Date:   Feb 19th, 2011
Location:   Penguin Ridge
Observation:   Natural wind slab on the Girdwood side of Penguin Ridge.   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Seattle Ridge - east face
Date:   Feb 19th, 2011
Location:   Seattle Ridge
Observation:   Naturally triggered wind slab that ran almost full length of the gully. Photo ta >>>   View Complete


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REGION: Turnagain
Public Observer:
Sloughs on Tincan
Date:   Feb 19th, 2011
Location:   Tincan
Observation:   New snow sloughing on the south side of the Tincan ridge.   View Complete


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REGION: Turnagain
Public Observer:
Tincan - Snow Profile
Date:   Feb 19th, 2011
Location:   Tincan
Observation:     View Complete


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REGION: Not reported
Public Observer: Bob Sutherland
Wind plumes on Turnagain Pass
Date:   Feb 19th, 2011
Location:   Turnagain Pass
Observation:   Great photo showing snow being transported by strong winds along the peaks and r >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Raggedtop North Bowl (02/14/2011)
Date:   Feb 15th, 2011
Location:   Raggedtop (with map)
Observation:   This avalanche was believed to be initiated by a fresh wind slab that stepped do >>>   View Complete


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REGION: Turnagain
Public Observer:
Loose snow sluffing on Sunburst
Date:   Feb 12th, 2011
Location:   Sunburst
Observation:   A skier initiated (on left) and natural (of right) loose snow sluffs in the new >>>   View Complete


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REGION: Turnagain
Public Observer:
Soft slab on Tincan
Date:   Feb 12th, 2011
Location:   Tincan (with map)
Observation:   This is a soft wind slab triggered by a skier/snowboarder on the lower section >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Soft slab on west facing Lipps
Date:   Feb 12th, 2011
Location:   Lipps (with map)
Observation:   A skier was able to ski cut and trigger this soft slab avalanche on the west sid >>>   View Complete


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REGION: South Fork - Outside Advisory Area
Public Observer:
N. Bowl snow profile (Outside Forecast Area)
Date:   Feb 11th, 2011
Location:   S. Fork Eagle River, N. Bowl (with map)
Observation:   Skied North Bowl in whiteout conditions this afternoon. Winds were light everyw >>>   View Complete


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REGION: Turnagain
Professional Observer:
Test Slope
Date:   Feb 8th, 2011
Location:   Tincan (with map)
Observation:   Jumping on this test slope resulted in a tiny slab avalanche. Shooting cracks >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Glide Avalanche
Date:   Feb 7th, 2011
Location:   North End of Seattle Ridge (with map)
Observation:   This glide avalanche failed sometime on February 7th between 11:00am and 4:00pm >>>   View Complete


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REGION: Not reported
Public Observer: anonymous
Skier/snowboard triggered avalanche 2-7-11
Date:   Feb 7th, 2011
Location:   Magnum South Face
Observation:   Rider triggered avalanche on 2-7-11. Triggered in steep rocky terrain around sh >>>   View Complete


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REGION: Not reported
Public Observer: Anonymous
Snowboarder Triggered Avalanche
Date:   Feb 7th, 2011
Location:   Magnum - South Face (with map)
Observation:   A snowboarder triggered this deep slab avalanche on a run down the South Face o >>>   View Complete


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REGION: Not reported
Professional Observer: Wendy Wagner
Repeat Offender - Seattle Ridge
Date:   Feb 6th, 2011
Location:   Seattle Ridge (with map)
Observation:   Two snowboarders triggered this slide on Repeat Offender on the east facing side >>>   View Complete


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REGION: Other - Outside Advisory Area
Public Observer:
North Bowl in Eagle River
Date:   Feb 5th, 2011
Location:   Eagle River - North Bowl, High
Observation:   Remote skier triggered avalanche from Eagle River in North Bowl. This was aroun >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Avalanches, Summit 2-4-11
Date:   Feb 4th, 2011
Location:   Summit Lake, Colorado (with map)
Observation:   These avalanches and another outside the photo happened during or immediately af >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
large natural avalanche, 2-4-11
Date:   Feb 4th, 2011
Location:   West side of Twin Tip, Summit (with map)
Observation:   This large natural occurred during or after the storm around 2-3-11. Notice the >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Natural avalanche 2-3-11
Date:   Feb 4th, 2011
Location:   Between lynx and silvertip (with map)
Observation:   This very large natural avalanche happened on 2-3 or 2-4. Photo taken from the >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Twintip mid slope avalanches 2-4-11
Date:   Feb 4th, 2011
Location:   Silvertip, twintip (with map)
Observation:   These mid slope avalanches occurred on 2-3 or 2-4. Total width extends from nea >>>   View Complete


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REGION: Not reported
Professional Observer: webcam
Webcam image 2-4-11 1532
Date:   Feb 4th, 2011
Location:   Seattle ridge, Juniors (with map)
Observation:   Seattle ridge webcam looking at Junior's Bowl, southwest face. Avalanche occurr >>>   View Complete


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REGION: Not reported
Professional Observer:
Anatomy of a Deep Slab Avalanche
Date:   Feb 3rd, 2011
Location:   Deep Slab Anatomy
Observation:     View Complete


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REGION: Not reported
Professional Observer:
January Weather Chart
Date:   Feb 2nd, 2011
Location:   January Weather Chart
Observation:     View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Butch mountain avalanche 1-29-11
Date:   Jan 30th, 2011
Location:   Butch Mountain, Summit Lake (with map)
Observation:   Description: This avalanche was triggered 1/29 by a group of 4 skiers. One was f >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Human Triggered Avalanche Crown- 1/30/11
Date:   Jan 30th, 2011
Location:   Butch Mtn - Summit Lake (with map)
Observation:   This avalanche was triggered 1/29 by a group of 4 skiers. One was fully buried, >>>   View Complete


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REGION: Not reported
Professional Observer: Joe Stock
Buried surface hoar near brush line
Date:   Jan 29th, 2011
Location:   Magnum approach (with map)
Observation:   Buried surface hoar. About 1cm thick formed in mid January and buried under sto >>>   View Complete


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REGION: Turnagain
Public Observer:
Skier Triggered Avalanche
Date:   Jan 29th, 2011
Location:   Homecoming (with map)
Observation:   Avalanche was triggered near alders on a convexity showing upper 30 degrees fo >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Skier triggered avalanche, 1-29-11
Date:   Jan 29th, 2011
Location:   Goldpan/Superbowl (with map)
Observation:   Steep terrain, 45 degree slope. Triggered by the 3rd skier. 2-3 feet deep, dro >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Skier triggered avy 1-29-11
Date:   Jan 29th, 2011
Location:   Goldpan/Superbowl/Bertha Creek (with map)
Observation:     View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Sunburst South Face profile 1-27-11
Date:   Jan 27th, 2011
Location:   Sunburst South Face (with map)
Observation:   70cm layer is highest concern. Likely initiated the first avalanche that ran he >>>   View Complete


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REGION: Turnagain
Public Observer:
Tincan Snowpit
Date:   Jan 22nd, 2011
Location:   Tincan (with map)
Observation:   Slope had numerous tracks from before latest storm. No signs of instability i >>>   View Complete


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REGION: Not reported
Professional Observer: Eeva Latosuo
Sunburst Snowpit
Date:   Jan 16th, 2011
Location:   Sunburst (with map)
Observation:   Snowpit at 2900 feet west aspect.   View Complete


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REGION: Turnagain
Public Observer:
Tincan Snowpit
Date:   Jan 16th, 2011
Location:   Tincan
Observation:     View Complete


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REGION: Not reported
Professional Observer: Henry Munter
Tincan Snowpit
Date:   Jan 16th, 2011
Location:   Tincan (with map)
Observation:   Snowpit at 2000 feet southwest aspect.   View Complete


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REGION: Turnagain
Public Observer:
Monster Size Surface Hoar
Date:   Jan 15th, 2011
Location:   Center Ridge (with map)
Observation:   Wow. This stuff is widespread below 1500 feet elevation.   View Complete


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REGION: Turnagain
Public Observer:
Surface Hoar
Date:   Jan 15th, 2011
Location:   Center Ridge (with map)
Observation:     View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Slope angle at crown, Widowmaker
Date:   Jan 13th, 2011
Location:   Seattle Ridge, Widowmaker (with map)
Observation:   This angle measurement was made at the crown of this avalanche. The slide fell >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Crown profile. Skier triggered, full burial
Date:   Jan 12th, 2011
Location:   Palmer creek (with map)
Observation:   Crown profile of skier triggered avalanche (full burial) on 1-7-11. Initial wea >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Palmer creek, skier triggered, full burial
Date:   Jan 12th, 2011
Location:   Palmer creek (with map)
Observation:   01/07/2010 avalanche event. Skier triggered, full burial. No injuries. Invest >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Skier triggered avalanche: Twin Tip
Date:   Jan 12th, 2011
Location:   Twin Tip, Silvertip ridge (with map)
Observation:   Skier triggered avalanche on 01/09/2011. Third skier on slope triggered this sl >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Skier Triggered Avalanche
Date:   Jan 11th, 2011
Location:   Twin Peaks area (with map)
Observation:   This skier triggered avalanche happened this past Sunday afternoon, with no inj >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Skier Triggered Avalanche 1/7/11
Date:   Jan 8th, 2011
Location:   Sunnyside (with map)
Observation:   This skier triggered avalanche just south of the snowmachine uptrack was remote >>>   View Complete


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REGION: Other - Outside Advisory Area
Public Observer:
Full Burial Avalanche
Date:   Jan 7th, 2011
Location:   Palmer Creek, Hope (with map)
Observation:   Full burial of snowboarder in Palmer Creek drainage near Hope. Rider was four >>>   View Complete


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REGION: Turnagain
Public Observer:
Widow maker avalanche
Date:   Jan 7th, 2011
Location:   Widowmaker Peak (with map)
Observation:     View Complete


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REGION: Turnagain
Public Observer:
Main Bowl Natural avalanche
Date:   Jan 6th, 2011
Location:   Main Bowl, Seattle ridge (with map)
Observation:     View Complete


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REGION: Girdwood
Public Observer:
Raggedtop skier triggered avalanche 1-06-11
Date:   Jan 6th, 2011
Location:   Raggedtop (with map)
Observation:     View Complete


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REGION: Turnagain
Public Observer:
Skier triggered avalanche, Warmup Bowl
Date:   Jan 6th, 2011
Location:   Seattle ridge, Warmup Bowl (with map)
Observation:   3000 feet elevation. West and North facing slope. Skier triggered. 2-6 feet d >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Sunburst Avalanche 1-06-11
Date:   Jan 6th, 2011
Location:   Sunburst, South Face (with map)
Observation:   This large class 3 natural avalanche happened during the end of the storm on 1-4 >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright, Tim Glasset
Sunburst pit profile. 1-06-11
Date:   Jan 6th, 2011
Location:   Sunburst South Face (with map)
Observation:   Pit dug above crown on looker's left edge of large natural avalanche. D3.5, 600 >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Tincan South Face Avalanche 1-6-11
Date:   Jan 6th, 2011
Location:   Tincan South Face (with map)
Observation:   Look closely to follow the outline of the avalanche that included the entire gul >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Natural Slab Avalanche
Date:   Jan 5th, 2011
Location:   Sunburst (with map)
Observation:   This large avalanche on Sunburst failed some time during the last push of the s >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Natural Slab Avalanche
Date:   Jan 5th, 2011
Location:   Seattle Ridge (with map)
Observation:   This large avalanche on Seattle Ridge failed some time during the last push of >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Small Natural Slab Avalanches
Date:   Jan 4th, 2011
Location:   Eddies (with map)
Observation:   Several small slab avalanches were seen in low light on the West face of Eddies >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Tincan 1900' Snowpit
Date:   Jan 4th, 2011
Location:   Tincan (with map)
Observation:   Lots of information on pit documentation. Whumphing and small shooting cracks w >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
December Weather Summary
Date:   Jan 3rd, 2011
Location:   Turnagain Pass (with map)
Observation:   29 inches snowfall/2.2 inches water equivalent at the Center Ridge weather stat >>>   View Complete


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REGION: Summit
Public Observer:
Remotely Triggered Avalanche
Date:   Jan 2nd, 2011
Location:   Tenderfoot Ridge (with map)
Observation:   This remotely triggered avalanche slid when a skier was approaching the upper >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Butch shoulder snow profile
Date:   Dec 31st, 2010
Location:   NW shoulder, Butch, Summit (with map)
Observation:   This is a thin slice of snow with light shining through. Notice the light densi >>>   View Complete


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REGION: Not reported
Public Observer: Tim Glassett
Skier Triggered Avalanche
Date:   Dec 31st, 2010
Location:   Sunburst (with map)
Observation:   This is a photo of the crown face of a skier triggered slide on the southwest s >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright, Alex McClai
Snow pit, Summit. 12-31-10
Date:   Dec 31st, 2010
Location:   NW shoulder of Butch (with map)
Observation:   Multiple layers of surface hoar below the new snow, in the faceting layers above >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Cornbiscuit snow pit 12/15/10
Date:   Dec 15th, 2010
Location:   Cornbiscuit (with map)
Observation:   This was a very shallow spot on the West face of Cornbiscuit. There was no indi >>>   View Complete


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REGION: Turnagain
Public Observer:
Eddies snow profile 12-15-10
Date:   Dec 15th, 2010
Location:   Eddies (with map)
Observation:   Take note of the large temperature gradient and low density facets under the c >>>   View Complete


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REGION: Turnagain
Public Observer:
Glide Cracks
Date:   Dec 11th, 2010
Location:   South Aspect Superbowl Peak (with map)
Observation:   New glide cracks are appearing in Turnagain Pass mostly on south aspects.   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright, Alex McClai
Snow pit, Tenderfoot ridge. 12-10-10
Date:   Dec 10th, 2010
Location:   Tenderfoot ridge, Summit Lake (with map)
Observation:   Complicated structure but low strength in the slab layers. First time I've seen >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Snow Pit, Stock Run Bowl. Seattle Ridge
Date:   Dec 9th, 2010
Location:   Stock Run Bowl, Seattle Ridge (with map)
Observation:   Graph gives impression of generally strong snowpack. However multiple failures >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Surface hoar 12-9-10
Date:   Dec 9th, 2010
Location:   Seattle ridge (with map)
Observation:   This surface hoar was widespread and well developed from the road to the ridge t >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Natural Avalanche
Date:   Dec 6th, 2010
Location:   Eddies (with map)
Observation:   Saw this natural avalanche today on the south side of Eddies. Not sure when it >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Investigating a shooting crack
Date:   Dec 4th, 2010
Location:   Tincan (with map)
Observation:   While searching for instabilities on a 40 degree test slope, Lisa heard 2 whump >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Natural Avalanches
Date:   Dec 4th, 2010
Location:   Eddies (with map)
Observation:   Numerous small natural avalanches on the west face of Eddies around 2000 feet e >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
November Weather Summary
Date:   Dec 4th, 2010
Location:   Turnagain Pass
Observation:   123 inches snowfall/10.2 inches water equivalent at the Center Ridge weather st >>>   View Complete


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REGION: Not reported
Professional Observer: Alex Mclain
Human Triggered Avalanche
Date:   Nov 30th, 2010
Location:   Summit Lake Area
Observation:   Small human-triggered avalanche triggered on 11/30/2010   View Complete


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REGION: Summit
Public Observer:
Natural Avalanche
Date:   Nov 30th, 2010
Location:   Colorado Peak
Observation:   There have been several small natural and human triggered avalanches in the Su >>>   View Complete


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REGION: Turnagain
Public Observer:
Glide Cracks
Date:   Nov 28th, 2010
Location:   n/a
Observation:   Great aerial photo of glide cracks in Turnagain Pass.   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Avalanche
Date:   Nov 27th, 2010
Location:   Tincan Proper (with map)
Observation:   New glide avalanche on the south face of Tincan Proper. Note the multiple runo >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Sunburst Weather Station
Date:   Nov 27th, 2010
Location:   Sunburst (with map)
Observation:   Check out the 1/2 inch thick ice layer on the weather station from our freezing >>>   View Complete


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REGION: Not reported
Professional Observer: Matt Murphy
Glide Avalanche
Date:   Nov 26th, 2010
Location:   Magnum
Observation:   This glide avalanche failed sometime on Saturday 11/26/2010. We are still in a >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Sunburst pit graph
Date:   Nov 26th, 2010
Location:   Sunburst
Observation:   Here is pit data from above a glide crack on the approach to the Sunburst ridge >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Avalanches
Date:   Nov 22nd, 2010
Location:   Seattle Ridge (with map)
Observation:   Saw these fresh glide avalanches today just to the south of the traditional sno >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Cracks
Date:   Nov 22nd, 2010
Location:   Sunburst (with map)
Observation:   New glide cracks forming on the south face of Sunburst.   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Cracks and Avalanches
Date:   Nov 22nd, 2010
Location:   Library-Tincan Ridge (with map)
Observation:   This is a photo of the south facing ridge between Tincan and Kickstep called th >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Avalanches
Date:   Nov 20th, 2010
Location:   Goat Mountain-Girdwood Valley (with map)
Observation:   Band of glide avalanches in the upper Girdwood Valley around 2700 feet elevatio >>>   View Complete


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REGION: Not reported
Public Observer: Heather Thamm
Glide Avalanches in Girdwood Valley
Date:   Nov 19th, 2010
Location:   Girdwood Valley (with map)
Observation:   Great photo of the numerous glide cracks and glide avalanches in the Girdwood V >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Main Bowl Snow Pit
Date:   Nov 17th, 2010
Location:   Seattle Ridge
Observation:   Lots of wind effected surface snow along Seattle Ridge.   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Glide Avalanche
Date:   Nov 16th, 2010
Location:   Cornbiscuit (with map)
Observation:   These glide cracks and avalanches were observed on the South face of Cornbiscuit >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Glide Avalanche 2
Date:   Nov 16th, 2010
Location:   Cornbiscuit (with map)
Observation:   We noticed these on the South face of Cornbiscuit. Take note of the ski tracks >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
LIPS SNOWPIT
Date:   Nov 16th, 2010
Location:   Lips approach, 2200 ft. (with map)
Observation:   Snow profile at 2200 feet. This pit profile is typical of much of Turnagain rig >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Glide activity on Tincan
Date:   Nov 15th, 2010
Location:   Tincan South Face (with map)
Observation:   This is a good example of how widespread the glide activity is right now. Full >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Cracks
Date:   Nov 15th, 2010
Location:   Tincan (with map)
Observation:   More glide cracks in the Tincan trees.   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Cracks
Date:   Nov 15th, 2010
Location:   Sunnyside (with map)
Observation:     View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Natural Avalanches
Date:   Nov 13th, 2010
Location:   Backside of Wolverine (with map)
Observation:   Natural avalanches on the backside of Wolverine (east aspect 2000 feet) that mo >>>   View Complete


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REGION: Not reported
Public Observer: Olivia Bommarito
Skier Triggered Avalanche
Date:   Nov 13th, 2010
Location:   Superbowl Peak (with map)
Observation:   Skier triggered avalanche on Superbowl Peak. The slide ran 800 feet down into t >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Fresno Ridge Snowpit
Date:   Nov 11th, 2010
Location:   Fresno Ridge- 1950 ft
Observation:   A layer of buried surface hoar is in the Summit Lake area on several aspects an >>>   View Complete


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REGION: Not reported
Professional Observer: Jon Gellings
Repeat Offender snow pit
Date:   Nov 10th, 2010
Location:   Seattle Ridge
Observation:   This pit was dug near Repeat Offender and the snowmachine up- track to Seattle R >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Glide Crack Avalanches
Date:   Nov 9th, 2010
Location:   Pyramid (with map)
Observation:   Kevin and I saw these recent glide avalanches on the east side of Pyramid. You >>>   View Complete


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REGION: Not reported
Professional Observer: Kevin Wright
Kernglide110910
Date:   Nov 9th, 2010
Location:   Kern, Above Seward Highway (with map)
Observation:   This glide avalanche occurred between 11-8 and 11-9 above the Seward Highway nea >>>   View Complete


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REGION: Not reported
Professional Observer: Lisa Portune
Sunburst Snowpit
Date:   Nov 9th, 2010
Location:   Sunburst (with map)
Observation:   No surprises here...great start to the season! I dug another pit higher up at >>>   View Complete



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Professional observers are employees of organizations specializing in avalanche forecasting, mitigation and/or education. Some examples include: CNFAIC staff, AKDOT and AKRR avalanche program employees, AAS/AAI/AIARE level 2 and above avalanche instructors.


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