Heavy Snow in the Northwest; Wintry Mix from the Great Lakes to Northeast

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes today then the Northeast U.S. tonight into Wednesday. Read More >

Current conditions at

HELENA (HRWM8)

Lat: 46.73167°NLon: 112.01917°WElev: 3800.0ft.

41°F

5°C

Humidity	53%
Wind Speed	W 8 MPH
Barometer	NA
Dewpoint	25°F (-4°C)
Visibility	NA
Wind Chill	36°F (2°C)
Last update	06 Jan 05:53 PM MST

More Information:

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

Extended Forecast for

8 Miles ESE Marysville MT

Tonight
Low: 35 °F
Chance Snow
then Chance
Rain/Snow
Wednesday
High: 38 °F
Snow Likely
then Mostly
Sunny
Wednesday Night
Low: 18 °F
Partly Cloudy
Thursday
High: 31 °F
Slight Chance
Snow
Thursday Night
Low: 19 °F
Chance Snow
Friday
High: 34 °F
Partly Sunny
Friday Night
Low: 24 °F
Mostly Cloudy
Saturday
High: 42 °F
Partly Sunny
Saturday Night
Low: 26 °F
Mostly Cloudy

Detailed Forecast

Tonight

A chance of snow before 4am, then a chance of rain and snow. Mostly cloudy, with a steady temperature around 35. South wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

Wednesday

Snow likely, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 38. West wind 13 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday Night

Partly cloudy, with a low around 18. Southwest wind 5 to 8 mph.

Thursday

A 20 percent chance of snow after 11am. Mostly sunny, with a high near 31. West wind 6 to 16 mph, with gusts as high as 29 mph.

Thursday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19. West wind 10 to 14 mph, with gusts as high as 24 mph. Little or no snow accumulation expected.

Friday

Partly sunny, with a high near 34. West wind 8 to 14 mph, with gusts as high as 26 mph.

Friday Night

Mostly cloudy, with a low around 24. West southwest wind 8 to 11 mph, with gusts as high as 22 mph.

Saturday

Partly sunny, with a high near 42. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

Saturday Night

Mostly cloudy, with a low around 26.

Sunday

Partly sunny, with a high near 43.

Sunday Night

Mostly cloudy, with a low around 26.