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NWAC Avalanche
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| |-+  Weak Layers: decision making in avalanche terrain
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Avalanches and Mountain Travel
This board is for discussion of group dynamics, decision making and strategies for mitigating exposure to avalanche hazards.
Pages: [1] 2 3 | Go Down
Subject Started by Replies Views    Last post
Avalanche Discussion Experiment Marcus 12 13799 11/16/15, 07:25 AM
by ChuckM
Caution going into the weekend aaron_wright 1 3541 01/08/14, 09:43 AM
by all mtn
Mission Ridge, big crown aaron_wright 1 4926 02/21/14, 08:25 PM
by all mtn
Feb 14, 2014, Shuksan Arm, Mt Baker aaxlu 7 6242 02/21/14, 06:48 PM
by Jason4
photo of table tourers alecapone 23 10209 01/26/12, 07:51 PM
by chuck
sierra 13/14 all mtn 0 3005 12/20/13, 01:15 PM
by all mtn
av. fatality at Kicking Horse, B C dec. 20 all mtn 0 3012 12/23/13, 06:33 PM
by all mtn
dec 23, av. - Alta/ inbounds all mtn 0 2910 12/23/13, 06:55 PM
by all mtn
dec 26 Jackson hole fatality all mtn 0 3107 12/26/13, 05:29 PM
by all mtn
avg. age of an avalanche victim all mtn 7 4584 01/13/14, 10:27 PM
by T. Eastman
Alps - multiple av. fatalities. all mtn 0 3119 12/30/13, 05:47 PM
by all mtn
Tetons, more snow all mtn 2 3309 01/01/14, 08:45 AM
by Bird Dog
snowfall, avalanche ? all mtn 0 2907 01/03/14, 12:51 PM
by all mtn
Av. fatality, Steamboat Co area all mtn 1 3846 01/14/14, 07:38 PM
by all mtn
Powder Guide: Managing Avalanche Risk all mtn 0 2900 01/04/14, 07:55 PM
by all mtn
Wayne Flann avalanche blog all mtn 0 3239 01/04/14, 08:14 PM
by all mtn
Verbier avalanches, 4 killed all mtn 2 3550 01/07/14, 08:34 PM
by all mtn
Vail area, 1 killed in avalanche all mtn 2 3230 01/07/14, 07:32 PM
by rlsg
starting zone all mtn 0 3199 01/10/14, 06:03 PM
by all mtn
utah ac, nwac - High danger rating all mtn 0 3207 01/11/14, 11:11 AM
by all mtn
heuristics, powder fever all mtn 1 3498 01/14/14, 05:08 PM
by OregonDead
Public Avalanche warning, B.C. all mtn 7 4743 01/18/14, 09:44 AM
by Charlie Hagedorn
B.C. av. fatality during warm temps. all mtn 5 5098 01/22/14, 06:36 PM
by Jeff_Ward
March 4th 2017, busy day AlpineRose 22 10228 03/10/17, 03:07 PM
by Jason4
Montana avalanche fatality AlpineRose 3 1871 10/14/17, 04:59 PM
by rlsg
Avalanche on "safe" route at Pan Point, Mt Rainier Amar Andalkar 6 3150 03/08/12, 02:28 PM
by nhluhr
The Snowy Torrents: Avy accident books FREE online Amar Andalkar 1 1558 03/02/12, 10:04 AM
by cumulus
Analysis of Ranger Peak Avalanche, Tetons, Mar2012 Amar Andalkar 1 1771 03/29/12, 10:52 AM
by Charlie Hagedorn
10 essentials Andrew Carey 0 1528 12/18/11, 04:49 PM
by Andrew Carey
A unique approach to avalanche avoidance Andrew Carey 1 1474 12/27/11, 06:15 PM
by garyabrill
B.C. avalanche control Andrew Carey 2 1535 11/28/12, 09:03 PM
by niko
If you think Chair Peak was bad ... Missoula. MT Andrew Carey 11 9591 03/11/14, 08:40 AM
by Samuraijr
Swiss Avalanche Decision Matrix ashcan 2 1423 12/07/12, 08:10 PM
by Mattski
"What a Fuc*ing idiot" avajane 15 5668 03/02/13, 10:29 AM
by avajane
February 22, 2014, Chair Peak Large Avalanche « 1 2  All » avajane 44 41112 03/13/14, 05:39 AM
by flowing alpy
May, 12, 2014, Cascades, Consolidation avajane 17 11640 05/20/14, 12:02 PM
by rlsg
Whistler Tree Well Death 3/15 avajane 5 5789 04/05/16, 05:40 PM
by Lowell_Skoog
Slide: The Avalanche Podcast bbrelje 1 2248 01/14/17, 12:13 PM
by Brett
Terrain Selection and Travel Techniques bc_skier 0 1241 03/27/12, 09:16 PM
by bc_skier
Avalanche Transceiver Check bc_skier 0 1143 11/25/12, 08:49 AM
by bc_skier
Op-Ed: Calling Bullsh!t 10/14/2013 bc_skier 9 8086 11/29/13, 07:29 PM
by Chris S
Avalanche Education Survey bc_skier 0 4357 04/15/14, 06:14 AM
by bc_skier
3/19/13 spearhead glacier avi near whistler blitz 1 2403 03/22/13, 06:59 PM
by ski2fly
Jan 23, 2018, Avalanche Kusatsu-Shirane Volcano blitz 3 769 01/25/18, 09:24 AM
by thunderchief
Glacier Park Fatality Brandonee 0 2218 01/06/17, 08:24 PM
by Brandonee
Kirkwood mega slab Brandonee 5 3254 01/10/17, 08:45 PM
by Brandonee
A humbling lesson in avalanches brew 5 3806 02/19/12, 07:13 PM
by Jonn-E
Video of climax avalanche in ski resort in France Broz 1 1463 03/06/12, 11:49 AM
by VerticallyInclined
Recent snowpack obs. btbd 3 2257 05/09/12, 09:55 AM
by btbd
Cornice Collapse Near Miss bwalt822 3 1948 02/07/12, 07:32 PM
by Edgesport
Close up photo of surface hoar cchapin 3 2089 01/13/12, 11:03 PM
by RyanPete81
February 24, 2013 Heather Ridge Avalanche « 1 2  All » Chainsaw_Willie 25 11657 03/05/13, 09:53 AM
by avajane
Utah 11/12 Season Overview Video Charlie Hagedorn 1 1105 11/07/12, 10:15 AM
by fresh
Northway Rescue Helmet-cam Charlie Hagedorn 7 2899 01/11/13, 07:45 AM
by JPH
Tateyama, Japan, 7 dead, 1 missing 11/23/2013 Charlie Hagedorn 1 3423 12/10/13, 07:43 PM
by rlsg
Sidecountry (?) injury slide at Stevens 2/11/2014 Charlie Hagedorn 2 5064 02/16/14, 08:20 AM
by Charlie Hagedorn
Avy tool testers wanted: AvySticker Charlie Hagedorn 8 8084 07/26/14, 02:45 PM
by Charlie Hagedorn
Plot of NWAC accident reports by month Charlie Hagedorn 1 5272 04/02/15, 06:02 PM
by rlsg
East Peak slide Feb 6, injury accident Charlie Hagedorn 8 5424 02/10/16, 01:18 AM
by Mattski
January 30 slide on Tumalo, central Oregon Charlie Hagedorn 1 4174 02/10/16, 10:38 AM
by natefred
Wallowa fatal accident, March 8 Charlie Hagedorn 3 5131 03/14/16, 10:19 PM
by skibacks
Avalanche involvements, March 3, 2018 Charlie Hagedorn 5 1630 03/05/18, 01:11 PM
by Charlie Hagedorn
Avalanche fatal incident, March 4, 2018 Charlie Hagedorn 3 1749 03/15/18, 08:32 AM
by ron j
Fatal avalanche accident, March 10, 2018 Charlie Hagedorn 0 908 03/10/18, 08:19 PM
by Charlie Hagedorn
Pro Guiding Service avie courses posted! Chris S 0 1019 10/23/12, 08:37 AM
by Chris S
BCA Safety Alert - Float Trigger Voluntary Recall Chris S 0 2982 10/15/13, 09:40 PM
by Chris S
April fools on Table Mountain chuck 14 6149 04/09/12, 07:52 PM
by HillsHaveEyes
Echo Peak avy video Chuck C 16 8804 02/17/13, 05:08 PM
by Fishman
Avalanche video from Europe Chuck C 5 2840 03/22/13, 10:37 PM
by silaswild
Berthoud Pass slide report Chuck C 0 4747 01/19/15, 09:36 PM
by Chuck C
Persistent Slabs in the Northwest clevo 10 2003 04/03/18, 01:20 PM
by Jason4
Models CookieMonster 10 4000 12/14/11, 09:47 PM
by CookieMonster
Springstability cumulus 0 2537 06/05/13, 01:45 PM
by cumulus
Baker BC - very reactive surface layer observation daveb 22 10453 03/19/12, 02:56 PM
by toby_tortorelli
White Pass Avy fatility dbrannon 0 2647 12/28/16, 02:46 PM
by dbrannon
Decision Making for Experienced Bc Travelers DenisSeattle 2 2167 03/22/12, 03:57 PM
by NWAC
Crowdsourcing avalanche decision-making data DenisSeattle 4 5964 12/02/14, 08:53 AM
by DenisSeattle
Behavior and results of a weak layer Edgesport 2 1329 02/02/12, 12:37 PM
by VerticallyInclined
Deep Slab Tutorial w Caroline Gleich Edgesport 2 1627 02/13/12, 02:27 PM
by garyabrill
Wisdom from Wounds - an avalanche reflection Edgesport 2 2695 03/05/13, 07:27 PM
by Scole
What do you do next? Edgesport 9 3124 03/18/13, 01:15 PM
by Charlie Hagedorn
March 2nd Denver avalanche victim alive after 3hr Edgesport 7 3430 04/10/13, 10:29 AM
by dirtnerd
NWAC - Pro Observation - Stevens Pass Area - 1/4/1 Edgesport 2 4096 01/21/14, 07:26 PM
by ski2fly
February 26, Stevens Avi Control Edgesport 3 5185 03/05/14, 07:17 PM
by all mtn
Mar. 10th Crystal Mt. Wa. High Camble Avi Edgesport 0 4990 03/11/14, 06:24 AM
by Edgesport
What kind of column test is this? Edgesport 3 5527 05/23/14, 04:57 PM
by rlsg
Foglietta North Avalanche 5 Jan 2015 Edgesport 2 5115 01/12/15, 09:27 PM
by Randy
Swiss Avalanche: Complete Burial and Rescue vid Edgesport 3 5016 03/25/15, 01:57 PM
by chuck
Terrain Tricks To Tame Your Stoke Edgesport 2 3172 12/24/16, 11:05 PM
by peteyboy
Crystal Mountain - Skier Found Buried - Death Edgesport 8 5104 01/12/17, 02:37 PM
by David_Lowry
Is the alpental becon park running? Eli3 14 4018 02/26/13, 07:13 PM
by silaswild
Weak Layer Considerations garyabrill 17 10889 01/30/12, 10:24 AM
by garyabrill
1) What are weak layers and why are they dangerous garyabrill 9 2956 02/16/12, 07:29 PM
by garyabrill
2) What snowpack structures are most dangerous? garyabrill 1 1279 12/20/11, 02:16 PM
by CookieMonster
3) What makes weak layers persistent? garyabrill 1 1183 12/22/11, 04:47 PM
by CookieMonster
4) Why can weak layers be triggered long after for garyabrill 3 1865 12/27/11, 06:24 PM
by garyabrill
5) What happens to weak layers in the long run? garyabrill 1 1596 02/21/12, 05:29 PM
by rlsg
Great article March 18th by neighbor Karl Klassen garyabrill 5 2788 03/24/17, 04:13 PM
by rlsg
Avy Hazard and Decision Making (from Cement Basin post) « 1 2  All » GerryH 35 15136 01/05/12, 09:57 AM
by garyabrill
Rogers Pass Avalanche Fatality Gregg_C 1 2673 03/28/13, 09:41 AM
by Skier of the Hood
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