Advisory Archive

This morning, mountain temperatures are in the single digits above and below zero degrees F with 5-15 mph winds from the west to northwest. The mountains around Bozeman and Big Sky received 3-5” of new snow in the last 24 hours and the mountains near West Yellowstone and Cooke City received 1-2”. Today, temperatures will rise to the upper 20s to mid 30s F with 5-15 mph winds from the west to southwest. Some areas may get a trace of snow tonight.

This morning it is snowing! Near Bozeman and Big Sky have 2-5”, there is an inch near West Yellowstone, and near Cooke City snow started after 6am with a trace so far. Temperatures are 20s to low 30s F and moderate southwest winds have decreased to 10-20 mph. Temperatures will be 20s F and drop to teens F this evening, and wind will shift to northwest and increase to 15-30 mph this afternoon. Snow will continue through mid-day. By this afternoon 3-5” are likely throughout the forecast area with 6-8” possible in some areas.

Yesterday morning a trace to an inch of snow fell near Big Sky and Cooke City. Temperatures reached 30-39 F yesterday, and this morning they are high 20s to low 30s F. Wind has been southwest to west at 5-20 mph with gusts of 25-35 mph. Today temperatures will reach high 30s to low 40s F under increasing clouds. Southwest wind will increase to 15-30 mph and snow is expected tonight and tomorrow ahead of a cold front. By tomorrow morning the mountains from Bozeman to West Yellowstone could get 2-3” with an inch near Cooke City, and by tomorrow afternoon another 3-5” are possible throughout the forecast area.

There is no new snow this morning. Temperatures are in the teens and low 20s F. Winds are 5-15 mph out of the south and west, with gusts up to 30 mph. There will be a few snow flurries this morning, before clouds clear and it becomes partly sunny this afternoon. High temperatures will range from the high 20s up to 40 F. Moderate southwesterly winds will continue today. The next chance for significant snowfall is on Sunday.

Before the storm ended yesterday another 1-3” fell in the mountains, except West Yellowstone. Wind decreased overnight and is averaging 5-15 mph out of the west with gusts of 28 mph (NE at Lionhead). Skies will be mostly sunny today and temperatures will rise from this morning's low of 10-15 F into the mid-30s with light westerly wind. No snow is expected until Sunday.

WET SNOW AVALANCHE DANGER: With today’s mountain temperatures forecasted to be above freezing, shallow, wet loose avalanches may be numerous on slopes getting sunshine.

In the last 24 hours the Bridger Range picked up 6” of dense snow while the rest of our forecast area received 3-5”. Wind is blowing westerly at 10-15 mph with gusts of 35 mph under mostly cloudy skies. Mountain temperatures are in the low to mid 20s F. Pulses of snow showers will continue today and drop another inch by this evening. Wind will be 10-20 mph out of the west as temperatures rise into the high 20s this afternoon. Skies will clear tonight.

This morning, mountain temperatures are in the high teens to high 20s F with 15-25 mph winds from the west to southwest and the Lionhead area received 2” of new snow. Today, temperatures will reach the mid 30s to mid 40s F with 15-25 mph winds from the southwest. Snowfall will fill in through the afternoon with 3-5” falling by tomorrow morning.

This morning, temperatures are in the teens with 10-20 mph winds from the southwest to northwest. The mountains around Cooke City received 8” of new snow with 3-6” in the mountains near Bozeman, Big Sky and West Yellowstone. Today, high temperatures will in the 30s to low 40s F with 10-20 mph winds from the southwest. The next chance for snow will come tomorrow afternoon.

As snowfall ended yesterday morning the mountains near West Yellowstone and Cooke City got 1” of snow. This morning temperatures are teens to 20s F and low 30s F in the Bridger Range. Wind has been southwest at 15-25 mph with gusts of 25-55 mph. Today, temperatures will reach high 20s to low 30s F with continued moderate to strong southwest wind, and snow showers will favor Cooke City and West Yellowstone with 3-5” and 1-2” elsewhere.

Since yesterday morning, there are 1-2” of new snow around Bozeman, with 2-4” around Big Sky, West Yellowstone and Cooke City. Temperatures this morning are in the 20s F. Winds are 15-25 mph out of the west with gusts of 35-55 mph. Gusts in Hyalite hit 68 mph. Strong west winds will continue today. High temperatures will reach the low 40s F in the north staying in the 20s F in the south. Skies will clear this morning with the next chance of snow arriving during the day tomorrow.