National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

A Couple of Fast Moving Storms Affecting Areas Along and East of the Rockies

A couple of storm systems will impact travel conditions through the first half of this weekend. Heavy snow from the mountains of the West will move into the upper Midwest and upper Great Lakes through tonight. Record warmth and Gulf moisture along and east of the Mississippi River will fuel severe thunderstorms, heavy rainfall, fog for the Tennessee Valley and deep South on Friday into Saturday. Read More >

Current conditions at

Comertown Turn-Off MT-5 MP 13.4 (MTCOM)

Lat: 48.81°NLon: 104.2529°WElev: 2359.0ft.

NA

17°F

-8°C

Humidity 71%
Wind Speed WSW 11 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility NA
Wind Chill5°F (-15°C)
Last update 08 Jan 04:30 AM MST
Extended Forecast for

8 Miles WNW Westby MT

  • Today

    Today: Increasing clouds, with a high near 24. Wind chill values between zero and 10. Southwest wind 7 to 9 mph.

    High: 24 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. Wind chill values between zero and 5. South southwest wind 9 to 17 mph becoming west northwest after midnight. Winds could gust as high as 23 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 21. Wind chill values between -5 and 5. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 32 mph.

    High: 21 °F

    Mostly Sunny
    and Blustery

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. Wind chill values between -5 and -10. Northwest wind 9 to 17 mph, with gusts as high as 25 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 18. Northwest wind 6 to 9 mph becoming southwest in the afternoon.

    High: 18 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 11. Southwest wind 10 to 14 mph.

    Low: 11 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38. West southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. West wind around 17 mph, with gusts as high as 24 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. West wind around 17 mph, with gusts as high as 26 mph.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 24. Wind chill values between zero and 10. Southwest wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 13. Wind chill values between zero and 5. South southwest wind 9 to 17 mph becoming west northwest after midnight. Winds could gust as high as 23 mph.
Friday
Mostly sunny, with a high near 21. Wind chill values between -5 and 5. Blustery, with a west northwest wind 20 to 22 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 2. Wind chill values between -5 and -10. Northwest wind 9 to 17 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 18. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 11. Southwest wind 10 to 14 mph.
Sunday
Partly sunny, with a high near 38. West southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 25. West wind around 17 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 39. West wind around 17 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 29. West northwest wind 17 to 20 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 38. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 34.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Westby MT
 48.9°N 104.25°W (Elev. 2231 ft)
Last Update:
2:13 am MST Jan 8, 2026
Forecast Valid:
4am MST Jan 8, 2026-6pm MST Jan 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation