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

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

33°F

1°C

Humidity	66%
Wind Speed	ENE 2 MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	NA
Last update	27 Dec 12:15 AM MST

More Information:

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

Extended Forecast for

6 Miles E Elliston 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
Overnight
Low: 15 °F
Snow Likely
and Blowing
Snow
Saturday
High: 20 °F⇓
Snow Likely
and Blowing
Snow
Saturday Night
Low: 2 °F
Slight Chance
Snow then
Partly Cloudy
Sunday
High: 16 °F
Sunny
Sunday Night
Low: 12 °F
Mostly Clear
Monday
High: 27 °F
Mostly Sunny
Monday Night
Low: 21 °F
Mostly Cloudy
Tuesday
High: 32 °F
Partly Sunny

Detailed Forecast

Overnight

Snow likely, mainly between 1am and 3am. Widespread blowing snow, mainly between 1am and 3am. Mostly cloudy, with a low around 15. Breezy, with a west southwest wind around 28 mph, with gusts as high as 46 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.

Saturday

Snow likely, mainly before 3pm. Widespread blowing snow, mainly between 1pm and 2pm. Mostly cloudy, with a temperature falling to around 2 by 5pm. Wind chill values as low as -15. Breezy, with a northwest wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Saturday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 2. Wind chill values as low as -16. North northwest wind 6 to 13 mph becoming west after midnight.

Sunday

Sunny, with a high near 16. Wind chill values as low as -11. West southwest wind 10 to 13 mph, with gusts as high as 21 mph.

Sunday Night

Mostly clear, with a low around 12. West southwest wind 10 to 13 mph, with gusts as high as 21 mph.

Monday

Mostly sunny, with a high near 27.

Monday Night

Mostly cloudy, with a low around 21.

Tuesday

Partly sunny, with a high near 32.

Tuesday Night

Mostly cloudy, with a low around 24.