Advisory Archive

Since yesterday the mountains near Cooke City got 3” of snow, near West Yellowstone got 1” and elsewhere got zero. This morning temperatures are high teens to mid-20s F and wind is westerly at 5-20 mph. Today temperatures will be high 20s to low 30s F with west wind at 5-20 mph. Snow is expected this afternoon near West Yellowstone and throughout the forecast area tonight. By morning the mountains will have 3-7” of new snow.

One to two inches of snow fell yesterday. Winds this morning are westerly at 10-20 mph. Temperatures are high teens to mid-20s F. Winds today will be out of the west at 20-30 mph. Temperatures will rise into the high-20s and 30s F. Snow showers will drop 1-2” by tomorrow morning.

An inch or two of snow fell yesterday, accompanied by a little rain or freezing drizzle in some areas. Winds this morning are southwest at 10-15 mph. Temperatures are high teens to mid-20s F. Winds today will be 15-25 mph from the southwest and south. Temperatures will rise into the high-20s and 30s F. Precipitation today may start with a sprinkle of low elevation rain before switching over to snow. 1-3” of snow will accumulate by tomorrow morning.

At 5 a.m. skies are cloudy, mountain temperatures are in the low teens F, winds are westerly at 15-25 mph and scattered snowfall is beginning. In the next 24 hours the mountains will get 2-4” with temperatures rising into the mid-30s and wind from the southwest at 15-25 mph. The next couple days look to be warm with scattered showers, but no significant storms.

Last night the Big Sky area received 6” of snow while everywhere else got 2-4”. Wind is west to southwest at 10-15 mph with gusts of 35 mph. Temperatures are in the high teens. Today will turn sunny and temperatures will reach the mid-30s and snow again tonight. Wind will shift to the southwest at 15-30 mph. By morning the mountains will have 2-3” with another couple inches falling during the day.

The southern ranges received 1-2 inches of snow last night, the northern ranges remained dry. Temperatures are in the 20s F and winds are 10-20 mph from the southwest with gusts of up to 45 mph in Hyalite Canyon. Temperatures in the northern mountains will rise into the 40s F with slightly cooler conditions in the southern ranges and winds will be 10-30 mph from the southwest. The mountains around West Yellowstone and Cooke City will get 2-4” of new snow by morning and the northern ranges will get a trace to 2”.

This morning there is no new snow and wind is 5-15 mph out of the southwest-west. In the northern mountains temperatures are inverted with teens F in the valleys and mid-20s to low 30s F at higher elevations. In the southern mountains temperatures are single digits to teens F. Today temperatures will be high 20s to mid-30s F with southwest wind at 15-25 mph. Tomorrow snow is expected to favor the southern mountains with 1-2” near West Yellowstone by morning and more through the day.

Last night the mountains got 1-3” of low density snow. This morning temperatures are teens to low 20s F and wind is west-southwest at 5-15 mph with gusts of 20-30 mph. Today will be sunny with temperatures in the 20s F and westerly wind at 10-20 mph. Snow is expected early Tuesday with more through the weekend.

A fast moving storm yesterday dropped 6-9” of new snow in the Bridger and Northern Madison Ranges, 5-6” in Hyalite and near West Yellowstone, and 2” near Cooke City. Winds are southwesterly at 15-25 mph with gusts of 30-40 mph. Temperatures are single digits to low teens F and will rise into the mid-teens and low 20s F. Winds will be westerly at 25-35 mph. A trace to 2” of new snow will fall today.

At 6 a.m. there is no new snow. Southerly winds are 10-25 mph with gusts of 30-45 mph and up to 60 mph in Hyalite. Winds will shift more westerly today and blow 20-35 mph. Temperatures are high teens to mid-20s and will stay fairly steady through the day. A quick moving storm this morning will drop 2-4 inches by early afternoon. A second pulse tonight will bring a few more inches to the mountains around West Yellowstone and Cooke City.