Advisory Archive

In the last 24 hours the mountains picked up 2-3” of new snow with the northern Gallatin getting 5”. Currently, mountain temperatures are 5-10F and winds are west to northwest at 10-20 mph. Skies will clear this morning, temperatures will rise to 20F and drop into the single digits tonight, and westerly winds will blow 15-25 mph at the ridgetops. No new snow is expected in the next 24 hours.

In the last 24 hours 6” of new snow fell in the Bridger Range, 2” in Hyalite, a trace around Big Sky, 1” at Lionhead, and 3” outside Cooke City. Under clearing skies, mountain temperatures are 10-15F. Early this morning ridgetop winds shifted from westerly to easterly and are blowing light at 5-10 mph. Today, temperatures will reach 20F and skies will become mostly cloudy by late afternoon.  Winds will remain light and shift westerly with 1-2” of snow falling tonight.

Over the last 24 hours the mountains got a trace to 1” of snow and wind was west to southwest at 15-25 mph. This morning, temperatures are low teens to low 20s F and will be high teens to low 20s F today. Wind will be westerly at 15-25 mph today. A quick storm this morning could drop 3-5” of snow in the Bridger Range and Cooke City with 2-4” elsewhere. This afternoon and tonight will be partly cloudy with another round of light snow tomorrow afternoon.

This morning, temperatures are single digits to low teens F and rising from overnight lows near and below zero F. Over the last 24 hours, wind was southwest to west at 15-25 mph with gusts in the 30s and there is no new snow in the mountains. Clouds will increase today, and light snow is expected late morning with wind out of the southwest at 20-35 mph and temperatures in the low 20s F. By tomorrow morning the mountains will have 2-3” of new snow near Bozeman and Big Sky with 3-5” near West Yellowstone and Cooke City.

Yesterday morning a fast moving cold front was accompanied by southwest wind at 30-60 mph. The mountains from Bozeman to West Yellowstone got 2-3” of snow with 4” near Cooke City. This morning, wind decreased to 10-20 mph out of the west-northwest and temperatures are in the single digits to low teens F. Cloud cover will decrease through today with westerly wind at 15-25 mph and temperatures in the teens F. Light snow showers are expected tomorrow through Christmas.

Overnight a trace to one inch of snow fell in the mountains south of Bozeman including Cooke City. At 5 a.m. temps range from the teens to mid-20’s F and winds are blowing 30-60 mph out of the west-southwest with gusts near Big Sky breaking 70 mph. A fast moving front this morning will deliver 1-3” of snow. This storm will be short lived and snow tapers off by late morning. Highs today will warming into the mid to upper 20’s and winds will remain strong out of the west-southwest. No snow is expected tonight or tomorrow.

There’s no new snow to report this morning and temps are in the teens under mostly clear skies. Winds are blowing 10-30 mph out of the west-southwest. Today, temps will warm into the mid to upper 20’s and winds remain light to moderate out of the west-southwest. Skies will start out mostly clear, but become increasingly cloudy by this afternoon. A weak storm moves into the area later tonight. By tomorrow morning the mountains will see 1-3” of new snow.

At 5 a.m. snowfall is tapering. Mountain totals are 2-3” at SNOTEL sites in the Bridger and northern Gallatin Ranges and 5-6” elsewhere. Winds are blowing strong out of the west to northwest and will remain so today. Average speeds are 25-30 mph with gusts of 50-60 mph. Mountain temperatures are in the high teens to low 20s F this morning. Today will turn partly cloudy and remain cool, with the next possible snow falling Friday.

At 6 a.m. an inch of snow has fallen in the mountains outside West Yellowstone and Cooke City. Temperatures are in the low to high 20s and winds are southwest at 15-20 mph with gusts of 40 mph. Today, snowfall and wind will continue around West Yellowstone and Cooke City. By tomorrow morning these mountains will have 4-6” of snow with 1-2” elsewhere. Temperatures will remain in the 20s and wind will increase from the southwest.

This morning, temperatures are high 20s to low 30s F and wind is southwest at 20-35 mph with gusts of 40-50 mph. There is no new snow to report, but that pattern will change in the next couple days. Today, temperatures will be low 30s F and cool to mid-20s F this afternoon with southwest wind at 20-35 mph. The mountains near West Yellowstone could get 1-2” of snow tonight with a trace elsewhere, and more snow throughout the area tomorrow and Wednesday.