Advisory Archive

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Last night the Bridger and Northern Gallatin Ranges received 2” of new snow with 1” near Big Sky and Cooke City, and nothing closer to West Yellowstone. Temperatures are in the teens to low-20s F and the wind is 5-15 mph from all over the map (east in the Bridger Range, west around Big Sky, and south in Cooke City). Several pulses of precipitation will move through the area this weekend with the highest amounts Saturday night and Sunday night. By Monday morning we will see 7-8” total in Cooke City, 3-5” around West Yellowstone, and 3-4” near Big Sky and Bozeman. The precipitation type will vary by elevation and time of day, both rain and snow are likely this weekend. High temperatures will be in the 30s and 40s F and the wind will be light and shift to the west and the south before increasing on Sunday to 10-25 mph from the southwest.

Last night the Bridger Range received 7” of new snow, near Cooke City got 2”, Hyalite and Big Sky got 1” and near West Yellowstone got zero. This morning temperatures are teens F, except near West Yellowstone where temperatures are high 20s F. In the Bridger Range wind is easterly at 20-25 mph with gusts to 40 mph, and elsewhere wind is northerly at 5-10 mph. Today, temperatures will be teens to mid-20s F with wind out of the north-northeast at 5-15 mph. Continued snow showers will deliver 1-3” by this evening. Tomorrow, under clearing skies, temperatures will be teens to 20s F with light northerly wind. During the middle of the week, clear skies will accompany temperatures in the 30s to low 40s F with light to moderate east wind. The next chance for snow is late Thursday through the weekend

A trace to a few inches of new snow fell in the mountains this week. Skies have been generally cloudy, high temperatures have remained below freezing and winds have been moderate and easterly. Skies will clear today after a few lingering snow showers this morning. Saturday will be sunny with clouds increasing again on Sunday. High temperatures will be slightly above freezing. Winds will shift to the west on Saturday and remain moderate. There is a good chance for snow Sunday night into Monday. Precipitation may start as rain at lower elevations on Sunday afternoon.

Sunday through Monday morning, 1-2” of new snow fell across the advisory area and the week is starting with temperatures in the single digits to mid-teens F with 5-10 mph winds from the north. Cooler air is settling into the region for the week, with mountain temperatures reaching the 20s to 30 F during the daytime with light east to northeast winds that will increase mid-week. Periods of light snow will move through the area, but at this time, we are not expecting any significant accumulation. 

Last night, 5” of snow fell in Hyalite with 2-4” near Big Sky and the Bridger Range and zero elsewhere. Temperatures are single digits to low teens F (fifteen to twenty degrees colder than yesterday morning). Overnight, wind was west to northwest at 10-20 mph with gusts of 25-35 mph. Today wind will decrease to 5-15 mph as it shifts to the north and then east. Skies will be mostly cloudy with temperatures in the 20s F. Light snow showers are possible today with 1-2” near Cooke City and maybe an inch elsewhere.

This morning, there is no new snow, temperatures are upper teens to low 30s F and wind has been west-southwest at 15-25 mph with gusts of 35-45 mph. Today wind will be west-southwest at 20-35 mph and temperatures will reach mid-30s to low 40s F under mostly clear skies. Cloud cover will increase later in the day with a chance for rain this afternoon and 1-2” of snow tonight.

There are 3-6” of new snow in the Madison Range, Gallatin Range, and near West Yellowstone. Only 1-2” fell in the Bridger Range and near Cooke City. Temperatures are in the teens F. Winds are 15-25 mph with gusts of 30-40 out of the west and northwest. Similar winds will continue today, with temperatures rising into the 30s F under mostly sunny skies. The next chance for precipitation is tomorrow afternoon.

There is no new snow this morning. Mountain temperatures are in the high 20s to low 30s F. Winds are 10-20 mph with gusts to 40 mph from the southwest and west. A cold front will move through the area today, keeping temperatures from rising much and bringing some snow showers this afternoon. Moderate westerly winds will continue. Spotty snow showers will continue tonight. By tomorrow morning expect a highly variable trace to 4” across the advisory area.

The mountains picked up 1-2” of snow with 4” in Hyalite before the storm ended yesterday morning. Temperatures are in the 20s F with 10-20 mph winds from the southwest to northwest. Summer will return for the day with mountain temperatures in the 40s to low 50s F, 5-15 mph wind from the southwest and mostly sunny skies. 

Temperatures this morning are in the 20s F with 5-10 mph winds from the north. The Gallatin Range, Southern Madison Range and Lionhead Area received 5-8” of snow with 3-4” in the Bridger Range, Northern Madison Range and the mountains around Cooke City. Today, temperatures will rise to the mid to upper-30s F with 5-10 mph winds from the north. Morning snowfall will deliver 2-4” to the ranges south of Big Sky and near Cooke City and 1-2” to the northern ranges.