Weather and Avalanche Log
Precip and wind are taken between 4-6 a.m. and are for the previous 24 hours. Precipitation is recorded in SWE from SNOTEL and Ski Areas
SNOTEL Locations: Brackett - Bridgers; Shower - Hyalite; Lone - Big Sky; Carrot - S. Madison; Madison - W. Yellowstone; Fisher - Cooke
Ski Area SWE: Alpine - Bridger; Timber - YC
Date | Map Thumb | Northern Areas | Southern Areas | Wind Speed | Wind Direction | Avalanche Activity | Notes |
---|---|---|---|---|---|---|---|
Wednesday 1/27/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.1/1" Madison 0.0/0" Fisher |
10-25 G30 G50 Hyalite |
SW | ||
Tuesday 1/26/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G15 G40 Bridger Range |
E-SW | East winds are shifting back to the southwest |
|
Monday 1/25/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.1/1" Madison 0.0/0" Fisher |
5-10 G15 | SW-SE | ||
Sunday 1/24/21 | ![]() |
0.0/0" Bridger 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-20 G15-25 | W-SW | Snowmobile Triggered Avalanche, Sunlight Basin | |
Saturday 1/23/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/1" Lookout |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G18 | W-NW-NE | Snowmobiler caught and uninjured in avalanche, Cooke City; Loose Dry Avalanches on the Throne |
|
Friday 1/22/21 | ![]() |
0.2/2" Brackett 0.1/1" Lick Creek 0.1/1" Lone |
0.1/2" Carrot 0.2/2" Madison 0.2/3" Fisher |
5-15 | SW (NW in Cooke) | Snowmobile triggered on Sheep Mtn, Cooke; Natural Avalanche Ernie Miller Ridge |
|
Thursday 1/21/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Lionhead 0.0/0" Fisher |
10-20 G30 | SW-NW | ||
Wednesday 1/20/21 | ![]() |
0.0/0" Alpine 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G50 G60 Bridger |
SW-NW | Natural avalanches near Maid of the Mist; Natural avalanches near Lionhead Ridge |
|
Tuesday 1/19/21 | ![]() |
0.3/3" Bridger 0.2/3" Shower 0.2/2" Lobo |
0.1/1" Carrot 0.1/1" Madison 0.2/3" Fisher |
5-15 G30 G40 Cooke |
W-NE | Loose Snow and Slab Avalanche, Mt Blackmore; Skier and Snowmobile Triggered Avalanches, Cooke City; Snowmobile Triggered Avalanche, Sheep Creek; Cracking and Collapsing, Cooke City; Snowmobiler triggered avalanche in Tepee Basin |
|
Monday 1/18/21 | ![]() |
0.3/1" Brackett 0.5/5" Shower 0.1/1" Lone |
0.1/1" Carrot 0.1/2" Madison 0.4/4" Fisher |
15-25 G25-60 |
NW | Snowmobile Triggered Avalanche, Second Yellowmule | @0400 |
Sunday 1/17/21 | ![]() |
0.0/0" Alpine 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-20 G30-40 |
W-NW | ||
Saturday 1/16/21 | ![]() |
0.5/4" Alpine 0.3/3" Shower 0.2/2" Lone |
0.2/2" Carrot 0.2/2" Madison 0.1/1" Fisher |
10-15 G25-30 |
NW-W | Ski cut small slide on surface hoar; Shooting cracks near Cooke City |
|
Friday 1/15/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
20-25 G35 (50 Bridger) | W-NW | Collapse/Crack on Scotch Bonnet | |
Thursday 1/14/21 | ![]() |
0.2/2" Brackett 0.2/2" Shower 0.2/2" Timber |
0.3/3" Carrot 0.4/4" Lionhead 0.9/10" Fisher |
15-20 G40-50 | W | ||
Wednesday 1/13/21 | ![]() |
0.1/1" Brackett 0.1/1" Shower 0.2/3" Timber |
0.4/5" Carrot 0.3/3" Madison 0.3/3" Fisher |
25-30 G50 5-10 G25 West and Cooke |
SW | Lionhead Ridge natural avalanche; Near Mt. Wilson -- shooting cracks, whumpfing; Natural avalanches on West side of Bridgers; Collapsing, cacking, whumpfs in S. Gallatin; Natural avalanche south of Cooke; Small, natural avalanches outside Cooke City; Natural Avalanche in the S. Gallatin Range; Natural Avalanches, Taylor Fork |
W-NW wind hitting ~80+ mph across forecast area. Buried a surface hoar layer. |
Tuesday 1/12/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G40 5 G15 West and Cooke |
SW-NW | ||
Monday 1/11/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G25-30 | NW-SW | Football Field Avalanche | |
Sunday 1/10/21 | ![]() |
0.0/0" Bridger 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-15 G15-25 | W-SW | Widespread Collapsing on Ernest Miller Ridge; Whumphing and old avalanche at Bacon Rind; Couple large collapses in Hyalite Creek |
|
Saturday 1/9/21 | ![]() |
0.0/0" Alpine 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G20 Bridgers |
NE-N W in Bridgers |
Skier triggered large slide on Flanders Mountain; Collapses and Whumph in N. Madison; Cracking and Collapsing at Hebgen Lake; Avalanche in Goose Crk near Cooke; Sledder triggered slide and 2 naturals in Centennials; collapse at Blackmore; Natural avalanche and wide cracks at Buck Ridge; Skiers triggered small slab on lower Republic Mountain; Skier triggered slide north of Cooke; Small natural south of Cooke; Many snowmobile triggered slides at Lionhead |
|
Friday 1/8/21 | ![]() |
0.6/7" Bridger 0.3/3" Shower 0.2/4" Timber |
0.1/1" Carrot 0.1/1" Madison 0.1/1" Fisher |
5-15 G25 Bridgers |
W-NW | Skier triggered, caught and injured on The Fin; Many whumpfs/Collapses in N. Madison; Remote triggered slide Cinnamon Creek; Skier Triggered Avalanche near Meridian Peak; Remotely triggered cracking in Bridgers |
|
Thursday 1/7/21 | ![]() |
0.1/1" Bridger 0.0/0" Shower 0.1/2" Timber |
0.1/1" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G30 | SW | Natural avalanche near Fairy Lake; Snowmobile triggered slides (2) on Buck Ridge; Rider triggered large, wide slide on Buck Ridge; Small Natural Avalanche NW of Cooke |
|
Wednesday 1/6/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.1/1" Madison 0.1/1" Fisher |
15-20 G35 | W-SW | Intentional cornice drop triggered a soft slab, Republic Mtn; Cracking and small natural slides in S. Gallatin; Skier triggered avalanche in Bradley's Meadow; Skier remotely triggered avalanche in N. Madisons; Cracking and collapsing around Lionhead; Whumphing and cracking, West side Bridger; Remotely triggered avalanche on Bald Mountain, Jardine, MT; Many natural avalanches north of Cooke City; Snowmobiler triggered avalanche on Buck Ridge; Many (6) natural avalanches near Buck Ridge |
|
Tuesday 1/5/21 | ![]() |
0.8/9" Brackett 0.4/4" Shower 0.6/9" Timber |
0.7/8" Carrot 0.7/8" Madison 0.6/6" Fisher |
15-30 G50 | W-S | Natural Avalanches on Fan Mountain; Natural avalanche on Saddle Peak; Avalanches triggered by groomer near Jardine; Natural avalanches along Lionhead Ridge; Natural Avalanche in Argentina Bowl; Collapse and crack in Lick Creek; Skier triggered avalanche on Henderson Mtn; Scotch Bonnet and Sheep Basin/Wolverine Peak natural avalanches; Collapses, cracking and a natural avalanche on Mineral Mountain; Yellowstone National park (Chrystal Creek); cornice collapse and whumpfs; Human triggered avalanche in AB wilderness near Paradise Valley; Many natural avalanches seen in backcountry around Big Sky; Small natural avalanche on Buck Ridge; Small natural avalanches along Gallatin River; Upper Sage Creek Ridgeline; Natural avalanches on Middle Basin Peak |
AVALANCHE WARNING for Bridgers, S. Gallatin, S. Madison, Lionhead and Centennials. |
Monday 1/4/21 | ![]() |
0.1/1" Alpine 0.1/2" Shower 0.2/4" Timber |
0.2/2" Carrot 0.3/3" Madison 0.3/3" Fisher |
15-35 G30-40 |
W-SW | Cornice triggered avalanche in Divide Basin, Hyalite | |
Sunday 1/3/21 | ![]() |
0.2/2" Alpine 0.0/0" Shower 0.1/1" Lone |
0.3/3" Carrot 0.2/2" Madison 0.2/3" Fisher |
15-25 G30-50 |
SSW-W | Natural cornice fall, collapses, Mt Blackmore ; Ice Climber triggered avalanche in Avalanche Gulch, Hyalite; Propagating cracks on wind drifts in Fisher Creek; Widespread whumpfing/collapsing and cracking above Hebgen Lake; Lots of collapsing and cracking at Bacon Rind |
|
Saturday 1/2/21 | ![]() |
0.1/1" Brackett 0.1/1" Shower 0.2/2" Timber |
0.2/2" Carrot 0.1/1" Madison 0.1/1" Fisher |
10-20 G20-25 | S-W | Skier remote triggered in YNP near Cooke; Large Collapses in YNP, S. Gallatin; Widespread whumphing near Hebgen Lake; Skier triggered 2 wind slabs on Abiathar; large collapse on Flanders Peak |
|
Friday 1/1/21 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.1/1" Carrot 0.1/3" Madison 0.0/0" Fisher |
10-15 G15-25 25 G40 in Bridgers |
SW-NW | Skier triggered large slide on Saddle Peak; Shooting Crack and Whumpfs in Bear Basin |
|
Thursday 12/31/20 | ![]() |
0.6/5" Brackett 0.3/3" Shower 0.2/2" Timber |
0.2/2" Carrot 0.2/2" Madison 0.1/1" Fisher |
15-20 G35 | W-SW | ||
Wednesday 12/30/20 | ![]() |
0.0/0" Bridger 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G30 | W | Crown Butte, Snowmobile triggered Avalanche | |
Tuesday 12/29/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lobo |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-15 G25 | W-NW | ||
Monday 12/28/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lobo |
0.0/0" Carrot 0.0/0" Lionhead 0.0/0" Fisher |
5-15 G 25 | W-N | Skier Triggered Avalanche Mount Blackmore - East Face; Loose Snow Avalanche - Flanders; Numerous Whumphs in the Taylor Fork; Monster Whumphs at Bacon Rind |
|
Sunday 12/27/20 | ![]() |
0.5/7" Alpine 0.5/6" Shower 0.5/8" Timber |
0.4/4" Carrot 0.3/3" Madison 0.3/5" Fisher |
5-15 G25 | W-NW | Collapse near Cooke below ice climb; Whumphs in Beehive; Three sledder triggered slides off Buck Ridge |
|
Saturday 12/26/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-20 G35-50 |
SW | Specimen Creek Natural Avalanche | |
Friday 12/25/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G20-40 |
S-W | Skier Triggered Avalanche - Football Field; Small natural activity in Beehive; Large collapse at Maid of the Mist |
|
Thursday 12/24/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
20-40 |
W-N | Natural avalanches on Bridger Pk; Collapses near Cooke City; Naturals in YNP |
|
Wednesday 12/23/20 | ![]() |
0.5/6" Brackett 0.7/7" Shower 0.4/5" Timber |
0.2/2" Carrot 0.1/1" Madison 0.4/4" Fisher |
10-30 | W-N | Numerous wind slab avalanches around Cooke City | |
Tuesday 12/22/20 | ![]() |
0.0/0" Alpine 0.0/0" Shower 0.0/0" Timber |
0.1/1" Carrot 0.2/2" Madison 1.0/10" Fisher |
15-30 G70 | S-W | Natural Avalanches Barronette Peak; Natural Avalanche Mineral Mountain; Natural Avalanche Mt. Republic; Skier triggered avalanche NE of Cooke City; Natural and Skier triggered slide, YNP; Natural Avalanche Divide Cirque |
|
Monday 12/21/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lobo |
0.1/1" Carrot 0.3/3" Madison 0.4/6" Fisher |
15-30 G75 (Flanders) | W-SW | Colter Pass Natural Avalanche | |
Sunday 12/20/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.1/1" Timber |
0.2/2" Carrot 0.2/2" Madison 0.3/4" Fisher |
20-35 G40-70 | W-SW | Skier triggered large cornice, Beehive; West facing slope, Hyalite canyon ; Astral Lake, Natural Avalanche; Two skier triggered slides at Lionhead; Natural Wind Slab - Overlook Mountain |
|
Saturday 12/19/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-25 G25-50 Stronger in N |
SW-W | Small natural on Hyalite Peak ; Small crowns on Barronette; Natural Avalanche, Sunlight Basin; Natural Wind Slab Elephant Mountain |
|
Friday 12/18/20 | ![]() |
0.2/2" Brackett 0.2/2" Shower 0.5/7" Timber |
0.5/5" Carrot 0.3/3" Madison 0.3/3" Fisher |
15-20 G30-40 | W-NW | Small road cut slides near West Yellowstone; Snowplow triggered cut bank slide near Big Sky |
|
Thursday 12/17/20 | ![]() |
0.1/1" Brackett 0.0/0" Shower 0.1/1" Lone |
0.3/3" Carrot 0.2/2" Madison 0.3/4" Fisher |
20-35 G65@Hyalite | W-SW | Shooting cracks at Telemark Meadows; Snowmachine triggered wind slabs near Cooke |
|
Wednesday 12/16/20 | ![]() |
0.1/2" Brackett 0.2/3" Shower 0.1/2" Lone |
0.3/5" Carrot 0.4/6" Madison 0.2/4" Fisher |
15-30 G55 1-10 G25 Cooke |
W-SW | Small natural avalanche at Bighorn/Fawn Pass loop; Small, intentionally triggered slide; Avalanches west of Cooke |
|
Tuesday 12/15/20 | ![]() |
0.0/0" Brackett 0.2/3" Shower 0.1/2" Lobo |
0.1/2" Carrot 0.1/2" Madison 0.0/0" Fisher |
5-15 G 20-40 | SW-NW | ||
Monday 12/14/20 | ![]() |
0.1/1" Alpine 0.1/1" Shower 0.2/3" Lone |
0.1/1" Carrot 0.2/2" Madison 0.1/1" Fisher |
5-15 G15-30 | W-SW | ||
Sunday 12/13/20 | ![]() |
0.1/3" Brackett 0.0/0" Shower 0.0/1" Lone |
0.0/0" Carrot 0.0/0" Madison 0.1/1" Fisher |
5-15 G25-30 | W-SW | Natural Loose Snow Avalanche - Divide Cirque; Natural Loose Snow Avalanches - Beehive Basin |
|
Saturday 12/12/20 | ![]() |
0.2/3" Bridger 0.1/4" Shower 0.1/2" Timber |
0.1/2" Carrot 0.1/4" Lionhead 0.1/2" Fisher |
5-10 G10-20 | SW-NW | Cracking drift in Bridgers; Small dry loose Bridgers, Beehive, Cooke City |
|
Friday 12/11/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/1" Fisher |
5-10 G20 20 G30 in Bridger |
S-NE | |||
Thursday 12/10/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Lionhead 0.0/0" Fisher |
5-10 | W-NW | Full depth facet sluffs in S. Madison | ||
Wednesday 12/9/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Lionhead 0.0/0" Fisher |
15-30 G45 | W-SW | |||
Tuesday 12/8/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G20-40 | W-SW NW-Cooke |
|||
Monday 12/7/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G25-40 | SW-W-NW | |||
Sunday 12/6/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-20 G30 | W-SW | |||
Saturday 12/5/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-15 G25 | W-SW-S-E-NE-N-NW | |||
Friday 12/4/20 | ![]() |
0.0/0" Alpine 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G25 20-30 G40 Bridgers |
W-N | ||
Thursday 12/3/20 | 0.0/0" Alpine 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.1/1" Fisher |
10-20 G15-25 | W N Cooke City |
Natural wind slab at Bridger; Small wind slabs near Cooke |
||
Wednesday 12/2/20 | 0.0/0" Brackett 0.1/1" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.1/1" Fisher |
5-15 G20-30 | NE-E W in Bridgers |
Skier triggered avalanche at Bridger Bowl | ||
Tuesday 12/1/20 | 0.4/6" Bridger 0.2/3" Shower 0.2/2" Lone |
0.2/2" Carrot 0.2/2" Madison 0.2/2" Fisher |
15-20 G40-50 | W | Small Avalanches in Bridger Range | ||
Monday 11/30/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-25 G30-50 | SW-W | Facet sluffing in Beehive/Middle Basins | ||
Sunday 11/29/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G29 | SW-NW | |||
Saturday 11/28/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G30 | W-SW | Natural slab avalanche near Cooke | ||
Friday 11/27/20 | ![]() |
0.1/0" Brackett 0.0/0" Shower 0.1/0" Lone |
0.1/0" Carrot 0.0/0" Madison 0.1/1" Fisher |
15-25 G25-30 G50 Bridger |
W-SW | ||
Thursday 11/26/20 | ![]() |
0.4/4" Brackett 0.2/3" Shower 0.3/7" Timber |
0.3/4" Carrot 0.2/4" Madison 0.3/5" Fisher |
10-15 G30-45 | SW-NW | ||
Wednesday 11/25/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.1/1" Carrot 0.1/1" Madison 0.1/2" Fisher |
10-20 G 25-45 | W-SW | |||
Tuesday 11/24/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G20 Bridgers G40 | W-NW | |||
Monday 11/23/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 G20-30 | SW-W | |||
Sunday 11/22/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-25 G25-45 | SW-NW | |||
Saturday 11/21/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-15 G20-35 | W-NW | |||
Friday 11/20/20 | 0.1/2" Brackett 0.2/2" Shower 0.1/1" Timber |
0.1/1" Carrot 0.2/1" Madison 0.3/3" Fisher |
10-15 G30-40 | SW-NW | |||
Thursday 11/19/20 | ![]() |
0.6/4" Alpine 0.2/2" Shower 0.3/3" Lone |
0.7/3" Carrot 0.8/6" Madison 0.8/6" Fisher |
15-20 G35-50 | W-SW | ||
Wednesday 11/18/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G45-60 | S-SW | |||
Tuesday 11/17/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.2/2" Fisher |
10-20 G30-45 | SW-W | |||
Monday 11/16/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.1/1" Madison 0.2/2" Fisher |
15-20 G35-60 | SW-W | |||
Sunday 11/15/20 | 0.0/0" Brackett 0.0/0" Shower 0.1/1" Lone |
0.2/2" Carrot 0.3/3" Madison 0.2/2" Fisher |
15-25 G30-50 | W-SW | |||
Saturday 11/14/20 | ![]() |
0.2/1" Brackett 0.2/2" Shower 0.4/4" Timber |
1.2/12" Carrot 1.0/10" Madison 0.8/9" Fisher |
20-30 G45-75 |
W | ||
Friday 11/13/20 | ![]() |
0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-30 G30-50 | SW-W | ||
Thursday 11/12/20 | 0.2/3" Brackett 0.3/4" Shower 0.1/2" Lone |
0.0/0" Carrot 0.0/0" Madison 0.1/1" Fisher |
15-30 G50 Bridgers |
W | Small skier triggered slides in Northern Bridgers | ||
Wednesday 11/11/20 | 0.2/3" Brackett 0.1/1" Shower 0.1/1" Lone |
0.1/1" Carrot 0.2/3" Madison 0.2/2" Fisher |
10-20 G35-50 | SW-W | |||
Tuesday 11/10/20 | 0.1/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G35-55 | SW-NW | |||
Monday 11/9/20 | ![]() |
0.1/2" Alpine 0.1/2" Shower 0.2/2" Lone |
0.1/1" Carrot 0.3/4" Madison 0.3/4" Fisher |
10-15 G25 | E-S-SW-W W-NW Cooke |
||
Sunday 11/8/20 | ![]() |
0.5/4" Alpine 0.5/3" Shower 0.4/3" Lone |
0.4/3" Carrot 0.3/3" Madison 0.9/9" Fisher |
5-20 G25-45 |
ENE-E-SE-S |
||
Saturday 11/7/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G50 | S-SW | |||
Friday 11/6/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-35 G50 | SW-W | |||
Thursday 11/5/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G30-50 | W-SW NW-Cooke |
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Wednesday 11/4/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G45 | W-SW | |||
Tuesday 11/3/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-15 G30 | W-SW | |||
Monday 11/2/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-15 G25 | SW-W | |||
Sunday 11/1/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G30 | W-SW NW-Cooke |
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Saturday 10/31/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G30-60 | W-SW | Natural wind slab avalanches near Cooke | ||
Friday 10/30/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
10-20 G40 5-15 G20 Cooke |
W-SW SW-N Cooke |
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Thursday 10/29/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G45 5-15 G25 Cooke City |
W W-NW Cooke City |
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Wednesday 10/28/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G40 G50 Bridger |
W-NW | |||
Tuesday 10/27/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-30 30-50 Bridger |
W-SW | |||
Monday 10/26/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
15-25 G35 | W-NW | Skier triggered wind slab at Bridger | ||
Sunday 10/25/20 | 0.3/4" Brackett 0.2/3" Shower 0.1/1" Timber |
0.3/3" Carrot 0.2/2" Madison 0.3/3" Fisher |
10-20 35 G60 Bridger |
SE-NE | |||
Saturday 10/24/20 | 0.7/6" Alpine 0.4/3" Shower 0.3/3" Timber |
0.6/5" Carrot 0.4/4" Madison 0.7/6" Fisher |
10-25 G45 |
W-SW | Cracking wind drifts in Cooke City | ||
Friday 10/23/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.0/0" Fisher |
5-15 | WSW NW-Cooke |
Avalanches and cracking in Frazier Basin; Small avalanche on Sphinx Mountain; Loose snow avalanches on Blackmore |
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Thursday 10/22/20 | 0.4/8" Alpine 0.3/3" Shower 0.0/2" Timber |
0.0/0" Carrot 0.5/3" Madison 0.8/4" Fisher |
5-15 G30 | W-NW | Widespread dry loose in Hyalite | ||
Wednesday 10/21/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.9/6" Fisher |
15-20 G35-40 | NW-W | |||
Tuesday 10/20/20 | 0.2/2" Brackett 0.7/5" Shower 0.0/0" Lone |
0.0/0" Carrot 0.0/0" Madison 0.8/6" Fisher |
15-20 G 40-50 | SW-NW | @0700 |
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Monday 10/19/20 | 1.1/5" Brackett 1.1/5" Shower 0.3/3" Lone |
0.7/4" Carrot 0.2/1" Madison 1.3/9" Fisher |
10-20 G40-50 | NW-W | Natural avalanches near Fairy Lake | ||
Sunday 10/18/20 | 0.4/3" Brackett 0.4/3" Shower 0.1/1" Lone |
0.0/0" Carrot 0.0/0" Madison 0.5/4" Fisher |
15-30 G50 | NW-W | |||
Saturday 10/17/20 | 0.2/0" Brackett 0.5/0" Shower 0.2/0" Lone |
0.0/0" Carrot 0.0/0" Lionhead 1.0/4" Fisher |
20-30 G50 | W | Precip mostly rain overnight 10/16. Temps dropping and switching to snow on morning of 10/17. |
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Friday 10/16/20 | 0.2/2" Brackett 0.3/3" Shower 0.1/1" Lone |
0.0/0" Carrot 0.0/0" Madison 0.2/2" Fisher |
15-25 G40 |
W NW Cooke |
@0600 |
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Thursday 10/15/20 | 0.2/3" Brackett 0.5/5" Shower 0.1/1" Lone |
0.0/0" Carrot 0.0/0" Madison 0.2/2" Fisher |
10-20 G30-40 | W-NW | @0600 |
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Wednesday 10/14/20 | 0.9/0" Brackett 0.7/0" Shower 0.5/0" Timber |
0.2/0" Carrot 0.2/0" Madison 1.6/3" Fisher |
30-40 G50-70 G80 Hyalite |
W | Precip mostly rain evening 10/13, some wet snow high near Cooke. |
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Tuesday 10/13/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.1/1" Fisher |
15-30 | W-SW | |||
Monday 10/12/20 | 0.0/0" Brackett 0.0/0" Shower 0.0/0" Timber |
0.0/0" Carrot 0.0/0" Madison 0.2/2" Fisher |
20-50 | W-SW | |||
Sunday 10/11/20 | 0.6/0" Brackett 0.7/1" Shower 0.6/0" Lone |
0.6/1" Carrot 0.7/0" Madison 0.7/6" Fisher |
@1pm: Measurements are Preciptation (inches) instead of SWE. Lower elevations had rain, and snow depths varied from 0-6". |