Arctic Air Spreads South and East from Rockies Friday through Next Week

Arctic air is plunging across the Rockies and Great Plains and will reach the Deep South and Great Lakes Saturday night, and the Eastern Seaboard by Sunday night, bringing dangerously cold wind chill temperatures. Snow and heavy winds could produce blizzard conditions in the Northern Plains Friday. There is a wintry mix expected in the Midwest/Northeast and rain for the Southeast into Saturday. Read More >

Hazardous Weather Conditions

Winter Weather Advisory until January 17, 09:00 PM MST

Current conditions at

Teton River (TRFM)

Lat: 47.90056°NLon: 112.15972°WElev: 3854.0ft.

15°F

-9°C

Humidity	73%
Wind Speed	NNW 7 MPH
Barometer	NA
Dewpoint	8°F (-13°C)
Visibility	NA
Wind Chill	5°F (-15°C)
Last update	17 Jan 02:30 PM MST

More Information:

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

Extended Forecast for

2 Miles NW Choteau MT

Winter Weather Advisory January 17, 03:35pm until January 17, 09:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory January 17, 03:35pm until January 17, 09:00pm
NOW until 9:00pm Fri
Winter Weather Advisory
This Afternoon
High: 12 °F
Slight Chance
Snow
Tonight
Low: -2 °F
Chance Snow
Saturday
High: 3 °F⇓
Chance Snow
then Partly
Sunny
Saturday Night
Low: -13 °F
Increasing
Clouds
Sunday
High: 4 °F
Cold
Sunday Night
Low: -19 °F
Partly Cloudy
M.L.King Day
High: 13 °F
Sunny
Monday Night
Low: 10 °F
Mostly Cloudy

Detailed Forecast

This Afternoon

A 20 percent chance of snow. Mostly cloudy, with a steady temperature around 12. Wind chill values as low as zero. North wind 10 to 13 mph, with gusts as high as 18 mph.

Tonight

A slight chance of snow before 10pm, then a chance of snow after 11pm. Mostly cloudy, with a low around -2. Wind chill values as low as -15. Light and variable wind becoming north northwest 10 to 15 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Saturday

A 40 percent chance of snow before 11am. Partly sunny and cold, with a temperature falling to around -6 by 5pm. Wind chill values as low as -20. North wind 7 to 16 mph becoming east northeast in the afternoon. Winds could gust as high as 30 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Increasing clouds, with a low around -13. Calm wind.

Sunday

Partly sunny and cold, with a high near 4. Light west northwest wind becoming north 9 to 14 mph in the afternoon. Winds could gust as high as 22 mph.

Sunday Night

Partly cloudy, with a low around -19. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.

M.L.King Day

Sunny, with a high near 13. Light southwest wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.

Monday Night

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

Tuesday

Partly sunny, with a high near 34.