Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Malmstrom Air Force Base (KGFA)

Lat: 47.5°NLon: 111.18333°WElev: 3527.0ft.

heavy snow,freezing fog

22°F

-6°C

Humidity	92%
Wind Speed	N 0 MPH
Barometer	29.68 in (1005.08 mb)
Dewpoint	20°F (-7°C)
Visibility	0.25 mi
Last update	24 Dec 10:55 PM MST

More Information:

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

Extended Forecast for

Malmstrom Afb MT

Winter Weather Advisory December 24, 11:17pm until December 25, 05:00am

Dense Fog Advisory December 24, 11:17pm until December 25, 03:00am

Click here for hazard details and duration

Winter Weather Advisory

Dense Fog Advisory

Winter Weather Advisory December 24, 11:17pm until December 25, 05:00am
Dense Fog Advisory December 24, 11:17pm until December 25, 03:00am
NOW: Multiple hazards in effect
Click HERE for Details
Tonight
Low: 22 °F⇑
Wintry Mix
and Areas
Freezing Fog
Christmas Day
High: 51 °F
Decreasing
Clouds
Thursday Night
Low: 35 °F
Partly Cloudy
Friday
High: 49 °F
Partly Sunny
Friday Night
Low: 12 °F
Slight Chance
Snow
Saturday
High: 18 °F
Chance Snow
then Mostly
Cloudy
Saturday Night
Low: -1 °F
Partly Cloudy
Sunday
High: 31 °F
Sunny

Detailed Forecast

Tonight

Rain, snow, and freezing rain before 2am, then a chance of freezing rain between 2am and 4am, then a slight chance of rain and snow after 4am. Areas of freezing fog between midnight and 2am. Temperature rising to around 27 by 5am. Light and variable wind becoming west southwest around 5 mph after midnight. Chance of precipitation is 80%. Total nighttime ice accumulation of less than a 0.1 of an inch possible. Little or no snow accumulation expected.

Christmas Day

Mostly cloudy, then gradually becoming sunny, with a high near 51. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

Thursday Night

Partly cloudy, with a low around 35. South southwest wind around 11 mph, with gusts as high as 20 mph.

Friday

Partly sunny, with a high near 49. South southwest wind 14 to 18 mph, with gusts as high as 29 mph.

Friday Night

A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 12. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.

Saturday

A 40 percent chance of snow before 11am. Mostly cloudy, with a high near 18. North northwest wind 11 to 18 mph, with gusts as high as 28 mph. Little or no snow accumulation expected.

Saturday Night

Partly cloudy, with a low around -1. Northwest wind 5 to 9 mph becoming light and variable after midnight.

Sunday

Sunny, with a high near 31. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

Sunday Night

Partly cloudy, with a low around 21.

Monday

Partly sunny, with a high near 44.

Monday Night

Partly cloudy, with a low around 30.

Tuesday

Mostly cloudy, with a high near 47.