Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

28°F

-2°C

Humidity	97%
Wind Speed	NW 1 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Last update	26 Dec 09:30 AM MST

More Information:

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

Extended Forecast for

10 Miles NNE Ovando MT

Wind Advisory until December 27, 05:00am

Winter Weather Advisory December 27, 05:00am until December 27, 08:00pm

Click here for hazard details and duration

Wind Advisory

Winter Weather Advisory

Wind Advisory until December 27, 05:00am
NOW until 5:00am Sat
Wind Advisory
Today
High: 28 °F
Snow and
Patchy
Blowing Snow
Tonight
Low: 14 °F
Heavy Snow
and Blowing
Snow
Saturday
High: 17 °F⇓
Snow and
Areas Blowing
Snow
Saturday Night
Low: 2 °F
Slight Chance
Snow then
Mostly Cloudy
Sunday
High: 11 °F
Mostly Sunny
Sunday Night
Low: 7 °F
Partly Cloudy
Monday
High: 18 °F
Partly Sunny
Monday Night
Low: 16 °F
Mostly Cloudy

Detailed Forecast

Today

Snow, mainly before 1pm. Patchy blowing snow between noon and 5pm. High near 28. West southwest wind 13 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Snow, mainly before 2am. The snow could be heavy at times. Widespread blowing snow, mainly between 8pm and 2am. Low around 14. Wind chill values as low as -4. Breezy, with a west southwest wind 17 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow. Areas of blowing snow before 2pm. Temperature falling to around 8 by 5pm. Wind chill values as low as -6. Breezy, with a west wind 21 to 26 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 2. Wind chill values as low as -10. West wind 7 to 10 mph.

Sunday

Mostly sunny, with a high near 11. West wind around 8 mph.

Sunday Night

Partly cloudy, with a low around 7.

Monday

Partly sunny, with a high near 18.

Monday Night

Mostly cloudy, with a low around 16.

Tuesday

Mostly cloudy, with a high near 24.