Advisory Archive

If you are yearning for a day alone in the backcountry, today is it. Most areas are -30F, but -39F was recorded at Bridger Bowl.  A W-NW wind is blowing 10-20 mph and gusting to 30 mph creating a soul-freezing wind chill of -75F! Today will warm to -15F and remain so overnight. Tomorrow’s temperatures will be a tropical +10F. Early yesterday morning a trace to 1” of snow fell. Today will be sunny and cold with W-NW wind blowing 10-20 mph.

You are forgiven if you already thought it was winter. Today’s solstice will leave no doubt. Since yesterday morning 14” of snow has fallen in Cooke City, 10” in the southern ranges and 2-5” around Bozeman and Big Sky. Wind is very strong out of the SW-W averaging 20-40 mph with gusts of 50-60 mph. This morning 3-6” will fall in the north and Cooke City, with 2-4” in the southern ranges. Temperature will spiral downward to -20F to -30F by tomorrow morning.

This morning, temperatures are in the single digits to mid-teens F with 15-25 mph winds from the west to the southwest. In the last 24 hours, the mountains near Cooke City received 6” of snow with 2-4” in the mountains from the Taylor Fork through Lionhead Ridge. Today, temperatures will reach the upper teens F with 10-20 mph wind from the southwest. Snowfall will intensify overnight, bringing 8-10” of snow near Cooke City, 6-8” near West Yellowstone and 2-4” to the mountains near Big Sky and Bozeman by morning.

This morning, temperatures are in the single digits above 0 F, winds are 10-25 mph from the west to the southwest and there is 1” of new snow in the mountains near Cooke City. Today, temperatures will be in the low teens F with 15-25 mph winds from the west to the southwest. The mountains around Cooke City will receive 2-3” of new snow by tomorrow morning, with 1-2” near West Yellowstone.

Since yesterday morning one inch of snow fell near West Yellowstone and no snow fell elsewhere. This morning temperatures are zero to 20 F, and wind is west-southwest at 15-30 mph with gusts to 45 mph. Today, temperatures will reach teens to low 20s F with wind from the southwest-west at 15-30 mph, and a few flurries of snow are expected near Cooke City and West Yellowstone. The next measurable snowfall is expected Tuesday and Wednesday.

Two inches of new snow fell near Big Sky overnight, while the rest of the area stayed dry. Temperatures this morning are in the single digits and teens. Winds this morning are 15-20 mph out of the southwest and west (25 mph with gusts of 45 mph in the Bridger Range). Winds will increase this morning, especially north of Big Sky, blowing 25-35 mph with stronger gusts. Temperatures will rise into  the teens and low 20s F under partly sunny skies. Light snowfall is expected to begin tomorrow night.

In the mountains around Bozeman and Big Sky, 6-10” of snow fell since yesterday morning. Near West Yellowstone and Cooke City, only a trace to 3” fell. Winds are 10-20 mph out of the north and west with gusts of 25-40 mph. Temperatures are in the single digits F. Today will be partly sunny with highs in the teens F. Winds will continue out of the north and west at 10-20 mph. No new snow is expected.

Wow, what a surprise! Since yesterday morning, 8-9” fell in the mountains around Bozeman, 6” in Big Sky and Taylor Fork and 1-2” in Cooke City and West Yellowstone. Wind is blowing west to north at 5-15 mph with gusts of 25-40 mph. Temperatures are in the chilly single digits F. Throughout our forecast area wind will decrease and temperatures will not get much warmer. After a few lingering flurries, today will be a mix of clouds and sun.

Yesterday morning a trace to 1” of snow fell. Winds have calmed from the west to north at 5-15 mph, but in the Bridger Range it is blowing west at 25-39 mph. Mountain temperatures are in the single digits F this morning and will warm to the teens. Today will be snowy with 2-4” in the northern mountains and 1-2” in the southern ranges by tomorrow morning. Ridgetop wind will blow 20-30 mph from the west to north during the storm.

This morning, mountain temperatures are around 10 degrees F with 5 to 10 mph winds from the east to the north. One to three inches of new snow fell across the advisory area. Today, temperatures will be in the upper teens to low 20s F with 5 to 10 mph winds from the north to the west. Light snowfall will return to the area on Wednesday.