Heavy Snow in the Cascades and Northern Rockies; Wintry Mix in the Northeast; High Winds in Southern California

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. today. High winds could blow down trees and power lines in the mountains of southern California this evening through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

29°F

-2°C

Humidity	87%
Wind Speed	N 10 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Wind Chill	20°F (-7°C)
Last update	07 Jan 02:15 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

5 Miles ESE Mount Holmes WY

Winter Weather Advisory January 7, 03:26pm until January 7, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory January 7, 03:26pm until January 7, 05:00pm
NOW until 5:00pm Wed
Winter Weather Advisory
This Afternoon
High: 28 °F
Snow Showers
Likely and
Patchy
Blowing Snow
Tonight
Low: 11 °F
Chance Snow
Showers
Thursday
High: 19 °F
Snow Showers
Likely
Thursday Night
Low: 2 °F
Partly Cloudy
Friday
High: 17 °F
Slight Chance
Snow Showers
Friday Night
Low: 10 °F
Mostly Cloudy
Saturday
High: 24 °F
Partly Sunny
Saturday Night
Low: 4 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

Snow showers likely. Patchy blowing snow before 4pm. Mostly cloudy, with a high near 28. Breezy, with a west southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

A chance of snow showers before 1am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 11. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

Thursday

Snow showers likely, mainly before 10am. Partly sunny, with a high near 19. West southwest wind 6 to 11 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Thursday Night

Partly cloudy, with a low around 2. Wind chill values as low as -10. West wind around 8 mph.

Friday

A 20 percent chance of snow showers after 11am. Mostly cloudy, with a high near 17. West southwest wind 8 to 10 mph, with gusts as high as 22 mph.

Friday Night

Mostly cloudy, with a low around 10. West southwest wind 7 to 9 mph, with gusts as high as 20 mph.

Saturday

Partly sunny, with a high near 24. Southwest wind around 8 mph.

Saturday Night

Mostly cloudy, with a low around 4.

Sunday

Partly sunny, with a high near 28.