Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Hazardous Weather Conditions

Wind Advisory until December 10, 07:00 PM MST

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

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

unknown precip

34°F

1°C

Humidity	97%
Wind Speed	WSW 1 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Last update	10 Dec 01:45 PM MST

More Information:

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

Extended Forecast for

15 Miles NNW Lincoln MT

Wind Advisory December 10, 02:07pm until December 10, 07:00pm

Click here for hazard details and duration

Wind Advisory

Wind Advisory December 10, 02:07pm until December 10, 07:00pm
NOW until 7:00pm Wed
Wind Advisory
This Afternoon
High: 36 °F
Rain/Snow and
Breezy
Tonight
Low: 33 °F
Rain/Snow and
Breezy
Thursday
High: 33 °F⇓
Heavy Snow
and Breezy
Thursday Night
Low: 25 °F
Heavy Snow
Friday
High: 34 °F
Heavy Snow
Friday Night
Low: 29 °F
Snow Likely
Saturday
High: 34 °F
Chance Snow
then Mostly
Sunny
Saturday Night
Low: 28 °F
Mostly Clear

Detailed Forecast

This Afternoon

Rain, possibly mixed with snow. The rain could be heavy at times. High near 36. Breezy, with a west southwest wind around 22 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 4 to 8 inches possible.

Tonight

Snow, possibly mixed with rain. Snow level 7800 feet lowering to 7200 feet after midnight . Low around 33. Breezy, with a west southwest wind 22 to 26 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Thursday

Snow. The snow could be heavy at times. Temperature falling to around 29 by 5pm. Breezy, with a west southwest wind 21 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 25. West wind 10 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Friday

Snow. The snow could be heavy at times. High near 34. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Friday Night

Snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Saturday

A 30 percent chance of snow before 11am. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.

Saturday Night

Mostly clear, with a low around 28.

Sunday

Mostly sunny, with a high near 36.

Sunday Night

Partly cloudy, with a low around 29.

Monday

A chance of snow. Partly sunny, with a high near 36.