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

Extreme Cold Warning until December 28, 05:00 AM MST

Current conditions at

CONRAD AG RC (COAM8)

Lat: 48.30453°NLon: 111.92363°WElev: 3706.0ft.

-1°F

-18°C

Humidity	62%
Wind Speed	WNW 14 MPH
Barometer	NA
Dewpoint	-11°F (-24°C)
Visibility	NA
Wind Chill	-20°F (-29°C)
Last update	27 Dec 11:00 AM MST

More Information:

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

Extended Forecast for

Shelby MT

Extreme Cold Warning December 27, 01:25pm until December 28, 05:00am

Click here for hazard details and duration

Extreme Cold Warning

Extreme Cold Warning December 27, 01:25pm until December 28, 05:00am
NOW until 5:00am Sun
Extreme Cold Warning
This Afternoon
High: 1 °F
Slight Chance
Snow
Tonight
Low: -13 °F
Mostly Clear
Sunday
High: 14 °F
Sunny
Sunday Night
Low: 7 °F
Partly Cloudy
Monday
High: 36 °F
Mostly Sunny
Monday Night
Low: 22 °F
Mostly Cloudy
Tuesday
High: 41 °F
Mostly Sunny
Tuesday Night
Low: 25 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

A 20 percent chance of snow. Partly sunny and cold, with a high near 1. Wind chill values as low as -25. Northwest wind 16 to 20 mph, with gusts as high as 30 mph.

Tonight

Mostly clear, with a low around -13. Wind chill values as low as -30. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

Sunday

Sunny, with a high near 14. Wind chill values as low as -10. Calm wind becoming southwest around 6 mph in the afternoon.

Sunday Night

Partly cloudy, with a low around 7. Wind chill values as low as zero. West southwest wind 5 to 8 mph.

Monday

Mostly sunny, with a high near 36. West wind 9 to 13 mph, with gusts as high as 21 mph.

Monday Night

Mostly cloudy, with a low around 22. West wind around 10 mph.

Tuesday

Mostly sunny, with a high near 41. West southwest wind 7 to 9 mph.

Tuesday Night

Mostly cloudy, with a low around 25. West wind around 9 mph.