MissoulaAvalanche.org

Avalanche Information for West Central Montana

Public Observations

Below are the listings of Public Observations that have been sent in by our community. We provide this content as a service but take no responsibility for the accuracy of the content. If you have an observation you’d like to share, please fill out our observation form. Our avalanche specialists will read each submission before posting to this page.

Public Observations

Rattlesnake Instabilities

Wednesday, November 26th, 2014

Observation Date: 11/26/2014 Route/Location: Terrain in and around around Pt Six and Montana Snowbowl with conservative route and terrain choices over the past two mornings. Weather: Density, ... read more »

Northern Bitterroot buried facets

Tuesday, November 25th, 2014

Observation Date: 11/24/2014 Route/Location: Northern Bitterroots. Carlton ridge, down to the lake, then a lap on the shoulder of Carlton Peak. Weather: We caught the tail end of the weekend's ... read more »

Horrifying snowpack at Hoodoo Pass

Tuesday, November 25th, 2014

Observation Date: 11/22/2014 Route/Location: After parking at the Hoodoo Lake and hiking about a mile up the road towards the pass, I left the road with my crew and crossed the small valley and cr ... read more »

Buried facets, high elevation Bitterroots

Saturday, November 15th, 2014

Observation Date: 11/15/2014 Route/Location: Touring around St. Mary's Peak in the Bitterroot Range Weather: Wind: Light west winds today. Evidence of previous loading on east and north asp ... read more »

Bitterroot High Elevation Wind Slabs

Monday, April 21st, 2014

Observation Date: 04/20/2014 Route/Location: Gash Point, headed for Sky Pilot Weather: Mostly Sunny, pc in the morning Wind: 20-30mph on the ridge tops New Snow: No New Snow Snow Den ... read more »

Graywolf Peak – east and west couloirs

Wednesday, April 9th, 2014

Observation Date: 04/09/2014 Route/Location: Climbed and skied the east and west Couloirs on Graywolf Peak, accessed via riddell lakes basin. Weather: Rain/grappel mix below 6800 feet in the m ... read more »

Central Bitterroot April 2

Friday, April 4th, 2014

Observation Date: 04/02/2014 Route/Location: Twin Lakes Weather: Snowing and cold Wed, sunny and warm thurs Wind: light New Snow: 0-3" Avalanche Activity: Large point releases on ea ... read more »

North aspect up Bass Creek

Saturday, March 29th, 2014

Observation Date: 03/28/2014 Route/Location: bass creek trail to north facing "la fin du monde" bowl (past Lappi Lake). Weather: partly sunny becoming cloudy with light snow by 3pm. Wind: ... read more »

Gash- skier’s summit wind slabs

Friday, March 28th, 2014

Observation Date: 03/27/2014 Route/Location: Standard approach to Ski Bowls SE and NE via SE open bowl. Weather: Snowing hard occasionally, wind from west at ridge tops was eddying into an ups ... read more »

Instability at Gash

Monday, March 24th, 2014

Observation Date: 03/23/2014 Route/Location: We chose a route up gash creek and then proceeded across several benches and minor ridges to the base of the skin route up the ridge to the commonly sk ... read more »

Canyon Creek observations

Sunday, March 23rd, 2014

Observation Date: 03/22/2014 Route/Location: Up Canyon Cr. trail 525 to Selway Bitterroot Wilderness then south to the true summit of Downing Mt. The path to the summit requires careful route find ... read more »

Bitterroot Observation – Wind Slabs

Wednesday, March 19th, 2014

Observation Date: 03/18/2014 Route/Location: 7 miles up Bass Creek Canyon, Bitterroot Mountains. Skiing east and north aspects. Weather: Overcast with periods of light snow. 6-8" of new snow o ... read more »

Central Bitterroot Obs

Monday, March 17th, 2014

Observation Date: 03/16/2014 Route/Location: Saturday 3/15 - South facing peak to creek runs behind Glenn Lake and on Hidden peak in Sweathouse Creek, North facing peak to creek run into Bear Cree ... read more »

Blodgett Canyon Avalanches

Friday, March 14th, 2014

Observation Date: 03/13/2014 Route/Location: The main concern today was possible rapid warming due to solar gain on south slopes. Touring up Blodgett Canyon, there was evidence of numerous slides ... read more »

US HWY 93 Slide on the Salmon Side on March 6

Thursday, March 13th, 2014

Observation Date: 03/06/2014 Route/Location: US 93 just south of Moose Creek Estates. 5500' elevation Weather: Broken Clouds, scattered rain showers, temperature rising Wind: calm wind ... read more »

Wind Slab Avalanche

Wednesday, March 12th, 2014

Observation Date: 03/11/2014 Route/Location: Downing Mountain in Bitterroots. Skiing east and north aspects up to 8500' Weather: Cloudy morning gave way to a warm and sunny afternoon. Froze do ... read more »

Buried Crust Bitterroot

Sunday, March 9th, 2014

Observation Date: 03/09/2014 Route/Location: Gash Point in Bitterroots. Skiing on the east facing bowl. Weather: Overcast with periods of light snow above 7000' and rain below. Moderate wind g ... read more »

Central Bitteroot Observation

Thursday, March 6th, 2014

Observation Date: 03/06/2014 Route/Location: Touring above Downing Mountain Lodge in Bitterroot. The east facing avalanche path seen from town. Weather: Sunny, warm, with periods of heavy snow ... read more »

Bitterroot Avalanches

Wednesday, March 5th, 2014

Observation Date: 03/04/2014 Route/Location: Touring above Downing Mountain Lodge in the central Bitterroot. Weather: Warm with periods of strong sun in the morning. Snow squalls started to de ... read more »

Small slide at Frasier Creek near Rattlesnake Creek Jct.

Sunday, March 2nd, 2014

Observation Date: 03/02/2014 Route/Location: In the Rattlesnake N.R.A., 3.5 miles up the main Rattlesnake Road/ Trail,today at 1pm, I observed evidence of a small snow slide on the talus slope jus ... read more »

Crown of Jumbo Avalanche

Saturday, March 1st, 2014

Observation Date: 03/01/2014 Route/Location: Jumbo   Observer: Luke Laird ... read more »

Whoomphing on University Mountain

Friday, February 28th, 2014

Observation Date: 02/27/2014 Route/Location: University Mountain (Pattee Canyon), south face, 5400 feet. Weather: Snowing, chilly Wind: Gusty east winds creating sastrugi and drifts. Ne ... read more »

Skiing the M

Friday, February 28th, 2014

Observation Date: 02/28/2014 Route/Location: Skinned up the M trail and then gained the ridge above, stopping just short of the windsock. Started our ascent at 6 am. Weather: Snowing moderatel ... read more »

Mount Sentinel North Ridge

Friday, February 28th, 2014

Observation Date: 02/27/2014 Route/Location: Skied off the summit of Mount Sentinel on North Ridge and NW gullies down to Clark Fork River at 6:05 PM after skiing a partial run on West slope above ... read more »

Sloughs and solar effects in the Rattlesnakes.

Thursday, February 27th, 2014

Observation Date: 02/26/2014 Route/Location: Top of Point Six via Paradise, down north face of Point Six, north trees off Burgundy Ridge, back to Point Six, down Jenny Bowl, back to the rig. We ... read more »

Swan Range, Morrel Lookout

Thursday, February 27th, 2014

Observation Date: 02/24/2014 Route/Location: Yurtski- Southern Swan Range, skin track set from Lupine Yurt to Morrell Lookout and beyond along ridgetop Weather: 6,600 ft Lupine Yurt, no wind 1 ... read more »

Natural Avalanches

Wednesday, February 26th, 2014

Observation Date: 02/26/2014 Route/Location: Touring around Downing Mountain in the central Bitterroots. Skied on the flanks of the main east facing avalanche chute. Weather: In the clouds and ... read more »

Lappi Lake Storm Snow Failures

Tuesday, February 18th, 2014

Observation Date: 02/16/2014 Route/Location: Up Bass Creek to the Lappi Lake summer trail, then up to Lappi Peak via the west side of the Lappi Lake basin. Weather: Snowing heavily, with the o ... read more »

Storm snow avalanche

Sunday, February 16th, 2014

Observation Date: 02/16/2014 Route/Location: Skiing the south ridge from summit, down into the east facing glades below the main bowl at Little St Joe Bitterroots. Weather: Heavy snow at times ... read more »

Slab Avalanche in S. Fork Spruce Cr, Bitterroots

Sunday, February 16th, 2014

Observation Date: 02/15/2014 Route/Location: Accessed terrain via Lolo pass on snow machines. We got to the top of the ridge around 11am and discussed options and conditions. Weather: It was w ... read more »

Bass Creek Slides

Sunday, February 16th, 2014

Observation Date: 02/16/2014 Route/Location: Headed up Bass Creek, via the trail, to the dam. Weather: Increasing wind and snowfall as we got closer to the lake. Snowfall at dam limited visibi ... read more »

Central Bitterroot Observation

Friday, February 14th, 2014

Observation Date: 02/14/2014 Route/Location: Gash Point south bowl. Parked roughly 1.5 miles from the lower trailhead, at the last house. Weather: Wind: New Snow: 3-6" Snow Density: ... read more »

Lappi Lake instability

Thursday, February 13th, 2014

Observation Date: 02/13/2014 Route/Location: Headed up Bass Creek and then up the Lappi Lake drainage. Weather: Light rain at trailhead. Rain turned to graupel a short distance from trailhead. ... read more »

Heavy Snow Lolo Pass

Wednesday, February 12th, 2014

Observation Date: 02/11/2014 Route/Location: G spot/ SW aspect West of the main ridge Weather: Heavy snow fall. 5-7 inches from the previous night. Moderate westerlies. Snowed 2-3 inches from ... read more »

Bitterroot south of Hwy 12

Monday, February 10th, 2014

Observation Date: 02/08/2014 Route/Location: Bitterroots south of Hwy 12 Weather: Snowy and cold Wind: Light New Snow: 6-12" Avalanche Activity: None seen. Other Comments: We du ... read more »

Central Bitterroot Observation

Friday, February 7th, 2014

Observation Date: 02/06/2014 Route/Location: Camas Peak, and North Fork Lost Horse area. Weather: Sun shining strong, with little to no wind. Wind: New Snow: No New Snow Avalanche Act ... read more »

Whumpfing above Elk Meadows

Monday, February 3rd, 2014

Observation Date: 01/02/2014 Route/Location: Southeast of Elk Meadows Weather: Partly cloudy, occasional sun and occasional light flurries. Upper teens to lower twenties. Wind: Calm. No ev ... read more »

Lost Trail backcountry past 4 days

Monday, February 3rd, 2014

Observation Date: 02/02/2014 Route/Location: Four days in the Lost Trail Pass backcountry vicinity. Mainly skiing on NW to NE slopes 30-40* between 8100' and 7000', but traveling through other ter ... read more »

Solid snow pack at Gash Point

Sunday, February 2nd, 2014

Observation Date: 02/02/2014 Route/Location: Skiing the front bowl (east facing) at gash Point, Bitterroot Mountains. Dug a pit ~7200ft. in 245cm of snow. ESE facing. Right-side-up snow pack. Didn ... read more »

Upper Crystal Chutes Observations

Saturday, February 1st, 2014

Observation Date: 02/01/2014 Route/Location: North, NNE slopes to 6200 feet have 20 to 24 new inches of powder on them and are skiing soundly without any signs of failure. 11 or so runs in Smitty' ... read more »