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.

8°F

-13°C

Humidity	61%
Wind Speed	W 7 MPH
Barometer	NA
Dewpoint	-3°F (-19°C)
Visibility	NA
Wind Chill	-3°F (-19°C)
Last update	27 Dec 10:32 AM MST

More Information:

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

Extended Forecast for

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: 30 °F⇓
Slight Chance
Snow and
Blustery then
Mostly Sunny
and Windy
Tonight
Low: -3 °F
Partly Cloudy
and Blustery
Sunday
High: 16 °F
Sunny
Sunday Night
Low: 6 °F
Mostly Clear
Monday
High: 35 °F
Mostly Sunny
Monday Night
Low: 27 °F
Mostly Cloudy
Tuesday
High: 43 °F
Mostly Sunny
Tuesday Night
Low: 25 °F
Mostly Cloudy
Wednesday
High: 33 °F
Chance Snow

Detailed Forecast

Today

A 20 percent chance of snow before noon. Mostly sunny, with a temperature falling to around -1 by 5pm. Wind chill values between -15 and -25. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph.

Tonight

Partly cloudy, with a low around -3. Wind chill values between -25 and -30. Blustery, with a northwest wind 23 to 29 mph, with gusts as high as 45 mph.

Sunday

Sunny, with a high near 16. Wind chill values between -15 and -25. West northwest wind 16 to 21 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 33 mph.

Sunday Night

Mostly clear, with a low around 6. Wind chill values between zero and 5. West southwest wind 5 to 9 mph.

Monday

Mostly sunny, with a high near 35. West wind around 11 mph, with gusts as high as 18 mph.

Monday Night

Mostly cloudy, with a low around 27. West wind 10 to 14 mph, with gusts as high as 21 mph.

Tuesday

Mostly sunny, with a high near 43. West wind 9 to 14 mph, with gusts as high as 21 mph.

Tuesday Night

Mostly cloudy, with a low around 25. West northwest wind 8 to 11 mph.

Wednesday

A 30 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 33. North wind around 11 mph.