Advisory Archive
Since midnight the Bridger Range has picked up three inches of new snow. The rest of the advisory area has picked up a trace to one inch. At 4 a.m. mountain temperatures are in the 20s F and winds are blowing 10-20 mph out of the W-NW with ridgetop gusts reaching close to 30 mph. Today, light snow will continue with an additional 2-4 inches likely in the Bridgers and 1-3 inches elsewhere. Temperatures will warm into the upper 20s to low 30s F and winds will remain light to moderate out of the W-NW. Snow will taper off this evening and temperatures will drop into the teens F.
Mountain temperatures were in the low to mid 20s F this morning and winds were blowing 10-15 mph from the W and SW. Today will be another great one to be in the mountains with temperatures warming into the upper 20s F and winds remaining light. Clouds will build throughout the day with maybe a trace of snow falling tonight and a few more inches during the day tomorrow.
This morning no new snow was recorded at remote weather stations, but some places like Bozeman received a dusting of snow. Temperatures were in the low teens F in the mountains and single digits in valley locations. Light, westerly winds were only blowing 5-10 mph at ridgetops. Today will be a great one to be in the mountains with sunshine, light winds, and temperatures warming into the upper 20s F.
Many valley locations remained cold yesterday, but mountain temperatures were pushing 40 F and this morning were in the high 20s F. Winds increased a little last night but lessened this morning to 15-25 mph from the W. Today a cold front just east Bozeman will keep temperatures from climbing much higher than they are this morning. Winds should blow 15-25 mph and shift to a NW direction.
Yesterday morning before the storm ended Cooke City picked up a couple more inches. At ridgelines winds blew out of the west at 30-40 mph, but have calmed to 10-20 mph last night. At 5 a.m. valley temperatures are in the low teens and mountain temperatures are in the mid-20s. Today will be mostly sunny, temperatures will rise to near freezing and winds will remain light out of the west.
The mountains around Cooke City are in a solar system of their own. Another 12-16 inches of dense snow has fallen in the last 24 hours and it’s still snowing. The Bridger Range only picked up another inch and the other ranges got 3-5”, but the amounts are misleading since the snow was very wet and it rained to 7,000 feet. Currently mountain temperatures are near freezing with lower 20s being recorded around West Yellowstone and Cooke City. West to southwest winds are averaging 20-30 mph with gusts of 40, except up Hyalite where the gusts have hit 60 mph. Today will be cloudy, winds will decrease and another 2-4 inches will fall around Cooke City.
Over the past 24 hours the mountains near Cooke City have picked up 15” of new snow. The mountains near West Yellowstone and Big Sky have picked up 10-12” while the mountains near Bozeman have picked up 4-8”. Currently, it’s still snowing hard with the exception of the Bridger Range where snowfall has briefly let up. Temperatures are on the rise with most mountain locations reading in the 20s F. Winds are strong out of the W-SW blowing 15-30 mph with upper elevation gusts reaching close to 50 mph. Today, snow will continue over the entire forecast area. The mountains near Cooke City and West Yellowstone will likely pick up 6-10” during the day while the mountains around Bozeman and Big Sky will pick up 4-6”. Light snow will continue tonight with a few more inches possible.
Overnight the Bridger Range picked up four inches of new snow. The rest of the advisory area picked up 1-3 inches. This morning, temperatures range from the single digits to low teens F and winds are light out of the W-NW. Today, an unsettled northwest flow will continue to produce light showers over much of the area with an additional 2-4 inches possible by this afternoon. Temperatures will warm into the upper teens F and winds will remain light to moderate out of the W-NW. A more potent storm system arrives tonight bringing with it heavier snow and stronger winds. The mountains near Bozeman and Big Sky could see 3-5 inches tonight while the mountains around West Yellowstone and Cooke City could pick 6-8 inches. Snow will continue through the day tomorrow.
Over the past twelve hours the Bridger Range received nearly 12 inches of new snow. The mountains near Big Sky including the northern Gallatin Range picked up 3-5 inches while the mountains around West Yellowstone and Cooke City squeezed out 1-3 inches. This morning light snow continues to fall and temperatures are in the teens F. Winds are blowing 10-20 mph out of the W-NW with stronger gusts being recorded around Big Sky. Today, snow will taper off by late morning and temperatures will remain in the teens F. Winds will continue to blow 10-20 out of the W-NW with stronger gusts possible along the ridgelines. Another round of snow will develop late tonight with 2-4 inches possible by tomorrow morning.
Another inversion this morning means the mountains have temperatures in the teens F while valley locations have temperatures below zero F. Today will have some sunshine and temperatures will rise into the 20s F. Winds should blow from the western half of the compass today 10-15 mph gusting to 25 mph. A storm will descend from the NW and snowfall should begin late this afternoon near Bozeman.
It’s hard to predict when the Bridger Range gets clobbered with snow, but things are lining up for it tonight: NW flow, moisture, cold air, and good lifting. By tomorrow morning, 6-8 inches of snow could fall in the Bridger Range. South of Bozeman and near Big Sky 3-4 inches should fall. Further south near West Yellowstone and Cooke City, 1-3 inches should fall. Saturday should be mostly dry and cold with more snow coming Sunday during the day.
