Advisory Archive

Frigid temperatures continue with readings of -23F at 7300’ and -4F at 9000’. This 15-20 degree temperature inversion should last today under sunny skies. Easterly wind has calmed overnight to 5-15 mph. Today will remain cold, the wind will be light and tonight will be chilly, with lows of -10F. By tomorrow the polar weather should be gone.

Temperatures this morning range from -12 to -25 degrees F with 5-10 mph winds from the east to northeast and except in the Bridger Range where they are gusting to 60 mph. Lone Peak received 2” of new snow. Today, strong winds will continue to blow 25 mph from the east in the Bridger Range and 5-10 mph elsewhere. Temperatures will be in the negative to positive single digits F. Light flurries will bring a trace of new snow.

It is cold this morning with temperatures in the single digits above and below zero F and 5-10 mph winds from the west except in the Bridger Range where they turned east. In the last 24 hours, the Bridger Range received 13” of snow with 5-9” near Cooke City, Big Sky and south of Bozeman and 1-4” from the Taylor Fork to Lionhead areas. Today, high temperatures will be in the single digits F before plummeting this evening and a frigid east wind will settle in for the first half of the week. Flurries today will deliver up to an inch of new snow.

Since yesterday morning the mountains near Cooke City got 2” of new snow and elsewhere got zero. Wind has been west-southwest at 15-30 mph with gusts of 35-60 mph. Temperatures are teens to 20s F this morning and will decrease through the day to single digits F by tonight. Wind will be west-southwest at 15-30 mph, then back to 10-20 mph as snow starts to fall this morning. Snow is falling near Cooke City and will start elsewhere by mid-day. By this evening the mountains near Cooke City and Big Sky could have 3-6” with 1-3” elsewhere, and a total of 5-10” possible throughout the forecast area by morning.

Since yesterday morning the mountains near Cooke City got 2” of new snow, near West Yellowstone got 1”, and elsewhere got zero. Wind has been west-southwest at 15-25 mph with gusts of 30-40 mph. Temperatures are teens to mid-20s F this morning. Today, temperatures will reach high 20s F near Cooke City and West Yellowstone and high 30s F near Bozeman and Big Sky. Wind will increase to 20-35 mph out of the west. Snow is expected late tonight and tomorrow. By morning, 1-2” are possible in the southern half of our forecast area with a trace to 1” elsewhere, and more falling through the day.

In the last 24 hours, 3” of new snow fell in the Taylor Fork and near Cooke City, 1” in Hyalite and Lionhead, with no new snow in the Bridger Range or around Big Sky. Winds are 15-25 mph out of the southwest to northwest, with strong gusts (up to 60 mph in the Bridgers). Gusty southwest to west winds will continue today. Temperatures are in the teens and 20s F this morning and will rise into the high 20s and 30s F this afternoon. Snow flurries will bring less than an inch of new snow to most of the advisory area while Cooke City may see 2-3” accumulate by tomorrow morning.

Since 6 a.m. yesterday, Bridger Bowl received 5” of snow with 1-2” everywhere else. Wind has increased out of the west to northwest and is blowing 15-25 mph with gusts of 30-40 mph (50 mph at Bridger Ridge). Mountain temperatures are in the single digits F. Wind will get stronger during the day, temperatures will rise into the high teens and tonight we can expect 1-2” of snow with Cooke City getting 3-4”. 

The Bridger Range received 5” yesterday and another 7” this morning and it is still snowing hard. Since 6 a.m. yesterday the Big Sky area got 8” of new snow, half of that falling this morning. 2” fell everywhere else. Snowfall will continue this morning with temperatures reaching the high teens. Wind is W-NW at 10-15 mph with gusts of 20-30 mph which will continue today. Snowfall will add another 3-6” in the mountains around Big Sky and Bozeman and 1-2” elsewhere before tapering off this afternoon.

Temperatures this morning are in the low 20s F with 5-20 mph winds from the west to southwest, and it is snowing. The mountains have received 1-3” of new snow so far. Today, temperatures will be in the high 20s F with northwest winds blowing 10-15 mph. Through the day, the mountains around Bozeman and Big Sky will get 3-5” of snow with 1-3” elsewhere. Another round of snowfall will begin early in the morning tomorrow hopefully bumping these totals up.

This morning, mountain temperatures are in the mid-teens to mid 20s F with 10-20 mph winds from the west to southwest, and there is no new snow. Today, temperatures will climb into the low 30s to low 40s F with southwest winds blowing 10-15 mph. Our on-again-off-again relationship with winter will take a turn for the snowier tonight with 3-5” falling by morning in the mountains near Bozeman and Big Sky and 1-2” elsewhere in the advisory area.