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 >

Current conditions at

HELENA (HRWM8)

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

38°F

3°C

Humidity	40%
Wind Speed	NW 7 MPH
Barometer	NA
Dewpoint	16°F (-9°C)
Visibility	NA
Wind Chill	33°F (1°C)
Last update	07 Jan 02:53 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: 18 °F
Partly Cloudy
Thursday
High: 32 °F
Chance Snow
Thursday Night
Low: 20 °F
Chance Snow
Friday
High: 33 °F
Mostly Cloudy
Friday Night
Low: 26 °F
Mostly Cloudy
Saturday
High: 41 °F
Partly Sunny
Saturday Night
Low: 24 °F
Mostly Cloudy
Sunday
High: 46 °F
Partly Sunny
Sunday Night
Low: 28 °F
Partly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 18. West wind 5 to 7 mph becoming light and variable after midnight.

Thursday

A 30 percent chance of snow, mainly after 1pm. Mostly sunny, with a high near 32. West wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph. Little or no snow accumulation expected.

Thursday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 20. West wind 10 to 14 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.

Friday

Mostly cloudy, with a high near 33. West wind 8 to 14 mph, with gusts as high as 28 mph.

Friday Night

Mostly cloudy, with a low around 26. West wind 10 to 13 mph, with gusts as high as 23 mph.

Saturday

Partly sunny, with a high near 41. West southwest wind 8 to 10 mph.

Saturday Night

Mostly cloudy, with a low around 24. South southwest wind around 7 mph.

Sunday

Partly sunny, with a high near 46. South southwest wind 6 to 8 mph.

Sunday Night

Partly cloudy, with a low around 28.