Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Cold Weather Advisory until December 27, 10:00 PM MST

Current conditions at

Malmstrom Air Force Base (KGFA)

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

Overcast

3°F

-16°C

Humidity	62%
Wind Speed	W 8 MPH
Barometer	30.14 in (1020.66 mb)
Dewpoint	-7°F (-22°C)
Visibility	9.00 mi
Wind Chill	-10°F (-23°C)
Last update	27 Dec 03:55 PM MST

More Information:

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

Extended Forecast for

Sand Coulee MT

Cold Weather Advisory December 27, 04:56pm until December 27, 10:00pm

Click here for hazard details and duration

Cold Weather Advisory

Cold Weather Advisory December 27, 04:56pm until December 27, 10:00pm
NOW until 10:00pm Sat
Cold Weather Advisory
This Afternoon
High: -3 °F
Slight Chance
Snow
Tonight
Low: -4 °F
Decreasing
Clouds
Sunday
High: 27 °F
Sunny
Sunday Night
Low: 21 °F
Mostly Clear
Monday
High: 41 °F
Mostly Sunny
Monday Night
Low: 29 °F
Mostly Cloudy
Tuesday
High: 47 °F
Partly Sunny
Tuesday Night
Low: 34 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

A 20 percent chance of snow. Mostly cloudy and cold, with a steady temperature around -3. Wind chill values as low as -20. Northwest wind around 10 mph.

Tonight

Mostly cloudy, then gradually becoming mostly clear, with a low around -4. Wind chill values as low as -20. West northwest wind 5 to 7 mph becoming light and variable after midnight.

Sunday

Sunny, with a high near 27. Wind chill values as low as -10. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.

Sunday Night

Mostly clear, with a low around 21. South southwest wind around 14 mph, with gusts as high as 22 mph.

Monday

Mostly sunny, with a high near 41. Southwest wind around 16 mph, with gusts as high as 24 mph.

Monday Night

Mostly cloudy, with a low around 29. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.

Tuesday

Partly sunny, with a high near 47. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.

Tuesday Night

Mostly cloudy, with a low around 34. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.