Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

34°F

1°C

Humidity	66%
Wind Speed	WNW 3 MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	NA
Last update	29 Jan 03:00 AM MST

More Information:

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

Extended Forecast for

12 Miles W Marysville MT

Overnight
Low: 20 °F
Mostly Cloudy
and Breezy
Thursday
High: 25 °F
Mostly Cloudy
and Breezy
Thursday Night
Low: 23 °F
Mostly Cloudy
and Breezy
Friday
High: 29 °F
Slight Chance
Snow and
Breezy
Friday Night
Low: 27 °F
Mostly Cloudy
and Windy
Saturday
High: 32 °F
Partly Sunny
and Windy
Saturday Night
Low: 25 °F
Mostly Cloudy
Sunday
High: 36 °F
Partly Sunny
Sunday Night
Low: 26 °F
Mostly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 20. Breezy, with a west wind around 25 mph, with gusts as high as 29 mph.

Thursday

Mostly cloudy, with a high near 25. Breezy, with a west wind around 25 mph, with gusts as high as 32 mph.

Thursday Night

Mostly cloudy, with a low around 23. Breezy, with a west wind around 24 mph, with gusts as high as 28 mph.

Friday

A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 29. Breezy, with a west southwest wind 20 to 23 mph, with gusts as high as 30 mph.

Friday Night

Mostly cloudy, with a low around 27. Windy, with a west southwest wind 21 to 26 mph increasing to 27 to 32 mph after midnight. Winds could gust as high as 36 mph.

Saturday

Partly sunny, with a high near 32. Windy.

Saturday Night

Mostly cloudy, with a low around 25.

Sunday

Partly sunny, with a high near 36.

Sunday Night

Mostly cloudy, with a low around 26.

Monday

A chance of snow, mainly after 11am. Partly sunny, with a high near 27. Breezy.

Monday Night

A slight chance of snow. Mostly cloudy, with a low around 21. Breezy.