Advisory Archive

At 5 a.m. there is 6” of new snow in Taylor Fork and 3-4” in Lionhead and Cooke City. Mountain temperatures are in the teens and winds are strong out of the west to southwest, averaging 20-30 mph with gusts exceeding 50 mph. Snowfall will blanket our area today and by morning I expect 6-8” in the mountains around Bozeman and Big Sky and a foot near West Yellowstone and Cooke City. Winds will remain strong and snow looks to continue into tomorrow.

Overnight 3-4” of dense snow fell in the Lionhead Range and near Cooke City, with no new snow elsewhere. Mountain temperatures are high single digits F to mid-teens. Winds are southwest to northwest at 15-30 mph with gusts into the 40s mph. Temperatures will rise into the teens and twenties with strong winds out of the south and southwest. Snow tonight will bring 3-5” around West Yellowstone and Cooke City, less near Bozeman and Big Sky.

This morning the mountains have 2-4” of new snow in Hyalite and near Big Sky and Cooke City, 3-6” in the Bridger Range, and 7-9” near West Yellowstone. Temperatures are around 0 F and winds are southwest at 15-25 mph with gusts into the 30s mph. Today, temperatures will rise into the teens with increasing southwest winds. Snow tonight will bring 2-3” near Bozeman, 4-7” near Big Sky, and 6-9” near West Yellowstone and Cooke City.

This morning the mountains have 2-4” of low density new snow near West Yellowstone and Cooke City, and a trace to 1” near Bozeman and Big Sky. Temperatures are single digits to low teens F and wind is southerly at 15-25 mph with gusts over 45 mph in Hyalite. Today, temperatures will be single digits to low teens F with south to southwest wind at 20-35 mph. Near Bozeman and Big Sky light snow showers will drop 1-3”, and near West Yellowstone and Cooke City 4-6” is possible.

This morning the mountains have 2-4” of new snow near Big Sky, West Yellowstone and the Bridger Range, 1” near Cooke City, and zero in Hyalite. Wind is south-southwest at 15-25 mph, except in the Bridger Range where wind is east at 5-15 mph. This morning temperatures are negative single digits to low teens F, and today will reach single digits above zero to low teens F. Wind will be southwest-southeast at 15-25 mph with snow showers this afternoon and tonight. By morning expect 3-5” in the mountains near West Yellowstone and Big Sky with 2-3” elsewhere, and more snow tomorrow.

This morning an inch of snow fell in Hyalite and a trace in the Bridger Range. Under mostly cloudy skies, temperatures are near 0F and winds are west to southwest averaging 10-20 mph with gusts of 30 mph. Today will warm to the teens with scattered snowfall and winds of 20 mph from the west to southwest. By morning most locations will have 1-2” of new snow with more falling on Saturday.

Last night the Big Sky area picked up 1-2” of new snow. Skies are clearing and temperatures are -5F to -15F at ridgelines. Winds are west to north at 10 to 20 mph creating a freeze-your-face-off wind chill. Today will be sunny and temperatures will rise into the positive single digits as winds remain the same. Tonight will be partly cloudy and temps will fall to just below 0F. Scattered snowfall is expected tomorrow.

The mountains near West Yellowstone received 4-5” of snow in the past 24 hours while the rest of the forecast area received 2-3”. This morning snow has tapered off and skies are partly to mostly cloudy. The temperature inversion has broken down and cold air has moved over the region. At 5 a.m. temps are well below zero F in the mountains near Bozeman and Big Sky and single digits above zero F in the southern mountains. Winds are blowing 5-25 mph out of the west-northwest. Cold and dry conditions settle in for the next few days.

Since yesterday morning, 3-4” of new snow fell near West Yellowstone and Cooke City, 2-3” near Big Sky, and 1-2” near Bozeman. The inversion continues near Bozeman, with valley temperatures near or below 0 F. Above the inversion and elsewhere, temperatures are high teens to low 20s F and will rise into the mid-20s F by this afternoon. Moderate south and west winds will continue today. With more snowfall this morning, and another round tonight, expect 4-7” of new snow by tomorrow morning.

Since yesterday morning the mountains received 10-12” of dense new snow near West Yellowstone and Cooke City, 8-10” near Big Sky, and 3-5” in Hyalite and the Bridger Range. Near Bozeman, an inversion has temperatures near and below zero F at 7,500’ and below, and low 20s F above 8,000’. Elsewhere temperatures are teens to low 20s F. Wind is south-southwest at 15-25 mph this morning with gusts of 40-50 mph yesterday. Today temperatures will remain cold and inverted near Bozeman, and teens to 20s F elsewhere. Wind will be 15-25 mph out of the south-southwest. Snow continues this morning in the southern mountains and resumes tonight in the northern mountains. By morning expect 5-8” near West Yellowstone and Cooke City, and 3-5” near Big Sky and Bozeman.