Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from January 30, 08:00 PM MST until January 31, 02:00 PM MST

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

Lat: 47.91973°NLon: 104.32619°WElev: 2480.0ft.

12°F

-11°C

Humidity	83%
Wind Speed	ESE 20 MPH
Barometer	NA
Dewpoint	8°F (-13°C)
Visibility	NA
Wind Chill	-6°F (-21°C)
Last update	30 Jan 05:30 AM MST

More Information:

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

Extended Forecast for

8 Miles NNE Lambert MT

Winter Weather Advisory January 30, 08:00pm until January 31, 02:00pm

Click here for hazard details and duration

Winter Weather Advisory

Today
High: 23 °F
Partly Sunny
Tonight
Low: 19 °F⇑
Slight Chance
Freezing Rain
then Wintry
Mix Likely
Saturday
High: 41 °F
Breezy.
Chance Rain
then Partly
Sunny
Saturday Night
Low: 23 °F
Partly Cloudy
and Blustery
then Mostly
Cloudy
Sunday
High: 35 °F
Partly Sunny
Sunday Night
Low: 24 °F
Mostly Cloudy
Monday
High: 42 °F
Slight Chance
Rain
Monday Night
Low: 24 °F
Slight Chance
Wintry Mix
Tuesday
High: 36 °F
Partly Sunny

Detailed Forecast

Today

Partly sunny, with a high near 23. Wind chill values between -5 and 5. Southeast wind 11 to 17 mph, with gusts as high as 25 mph.

Tonight

Snow and freezing rain likely before 2am, then freezing rain likely, possibly mixed with snow and sleet between 2am and 3am, then freezing rain likely after 3am. Mostly cloudy, with a temperature rising to around 31 by 5am. South wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. Little or no snow and sleet accumulation expected.

Saturday

A 40 percent chance of rain before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 41. Breezy, with a southwest wind 17 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 39 mph.

Saturday Night

Partly cloudy, with a low around 23. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 32 mph.

Sunday

Partly sunny, with a high near 35. West northwest wind 5 to 9 mph becoming south southeast in the afternoon.

Sunday Night

Mostly cloudy, with a low around 24. Southeast wind 6 to 10 mph.

Monday

A 20 percent chance of rain after 11am. Partly sunny, with a high near 42. West northwest wind 10 to 18 mph, with gusts as high as 29 mph.

Monday Night

A slight chance of rain and snow before 11pm, then a slight chance of freezing rain between 11pm and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 24. West northwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

Tuesday

Partly sunny, with a high near 36. West northwest wind 11 to 14 mph, with gusts as high as 22 mph.

Tuesday Night

Partly cloudy, with a low around 19. West northwest wind 7 to 10 mph.

Wednesday

Mostly sunny, with a high near 40. Southwest wind 6 to 10 mph.

Wednesday Night

Partly cloudy, with a low around 29.

Thursday

Sunny, with a high near 47.