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

SHENANGO (SGOM8)

Lat: 45.45964°NLon: 111.24447°WElev: 5391.0ft.

39°F

4°C

Humidity	86%
Wind Speed	NW 1 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Last update	26 Dec 01:39 PM MST

More Information:

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

Extended Forecast for

11 Miles S Gallatin Gateway MT

Winter Weather Advisory until December 26, 06:00pm

Winter Weather Advisory December 27, 12:00am until December 27, 02:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until December 26, 06:00pm
NOW until 6:00pm Fri
Winter Weather Advisory
This Afternoon
High: 46 °F
Chance Snow
Tonight
Low: 21 °F
Chance Snow
then Snow
Saturday
High: 28 °F⇓
Snow
Saturday Night
Low: 2 °F
Slight Chance
Snow then
Partly Cloudy
Sunday
High: 26 °F
Mostly Sunny
Sunday Night
Low: 10 °F
Mostly Clear
Monday
High: 36 °F
Sunny
Monday Night
Low: 21 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

A 40 percent chance of snow. Partly sunny, with a high near 46. Southwest wind 18 to 20 mph, with gusts as high as 29 mph. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow, mainly after 5am. Low around 21. South wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday

Snow. Temperature falling to around 13 by 5pm. West northwest wind 8 to 14 mph, with gusts as high as 21 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, then gradually becoming mostly clear, with a low around 2. Northwest wind 5 to 7 mph becoming calm in the evening.

Sunday

Mostly sunny, with a high near 26. Light west southwest wind.

Sunday Night

Mostly clear, with a low around 10. Calm wind becoming south around 5 mph after midnight.

Monday

Sunny, with a high near 36. South southwest wind around 5 mph.

Monday Night

Mostly cloudy, with a low around 21. South southwest wind 3 to 5 mph.

Tuesday

Mostly cloudy, with a high near 41.

Tuesday Night

Mostly cloudy, with a low around 24.