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 in effect from December 27, 11:00 AM MST until December 28, 11:00 AM MST

Current conditions at

ZORTMAN BLM (ALDM8)

Lat: 47.91189°NLon: 108.50389°WElev: 3980.0ft.

34°F

1°C

Humidity	49%
Wind Speed	W 16 MPH
Barometer	NA
Dewpoint	17°F (-8°C)
Visibility	NA
Wind Chill	24°F (-4°C)
Last update	27 Dec 06:32 AM MST

More Information:

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

Extended Forecast for

3 Miles WNW Zortman MT

Cold Weather Advisory December 27, 11:00am until December 28, 11:00am

Click here for hazard details and duration

Cold Weather Advisory

Today
High: 27 °F⇓
Chance Snow
and Areas
Blowing Snow
Tonight
Low: -7 °F
Patchy
Blowing Snow
and Windy
Sunday
High: 13 °F
Sunny and
Blustery then
Sunny
Sunday Night
Low: 5 °F
Mostly Clear
Monday
High: 30 °F
Mostly Sunny
Monday Night
Low: 25 °F
Mostly Cloudy
Tuesday
High: 38 °F
Mostly Sunny
Tuesday Night
Low: 22 °F
Mostly Cloudy
Wednesday
High: 29 °F
Chance Snow

Detailed Forecast

Today

A 50 percent chance of snow, mainly before 9am. Areas of blowing snow before noon, then patchy blowing snow after 3pm. Partly sunny, with a temperature falling to around -5 by 5pm. Windy, with a northwest wind 29 to 34 mph, with gusts as high as 43 mph. Total daytime snow accumulation of around an inch possible.

Tonight

Patchy blowing snow. Mostly cloudy, with a low around -7. Wind chill values between -30 and -35. Windy, with a northwest wind 28 to 36 mph, with gusts as high as 41 mph.

Sunday

Sunny, with a high near 13. Wind chill values between -20 and -30. Blustery, with a northwest wind 20 to 25 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 31 mph.

Sunday Night

Mostly clear, with a low around 5. Wind chill values between -10 and zero. West southwest wind 6 to 14 mph.

Monday

Mostly sunny, with a high near 30. West wind 11 to 15 mph.

Monday Night

Mostly cloudy, with a low around 25. West wind 14 to 17 mph.

Tuesday

Mostly sunny, with a high near 38. West wind 10 to 17 mph.

Tuesday Night

Mostly cloudy, with a low around 22. West wind 10 to 15 mph.

Wednesday

A 30 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 29. North wind 10 to 15 mph.