Tracking Storm System Across the Central U.S.

A storm system will slowly continue to press across the central U.S. Friday and Saturday with widespread showers and thunderstorms. Slight risks for severe thunderstorms and excessive rainfall have been issued Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

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

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

unknown precip

43°F

6°C

Humidity NA
Wind Speed NW 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Wind Chill38°F (3°C)
Last update NA
Extended Forecast for

Westby MT

  • Overnight

    Overnight: A 20 percent chance of rain before 5am.  Patchy fog after 5am.  Otherwise, cloudy, with a low around 41. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 54. Breezy, with a west northwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 54 °F

    Patchy Fog
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: A slight chance of rain between 10pm and 11pm.  Mostly cloudy, with a low around 33. West northwest wind 11 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 51. Breezy, with a west northwest wind 18 to 24 mph, with gusts as high as 34 mph.

    High: 51 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. West northwest wind 8 to 14 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 57. South wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Southwest wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48. Breezy, with a west northwest wind 17 to 26 mph, with gusts as high as 37 mph.

    High: 48 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. Northwest wind 9 to 18 mph, with gusts as high as 29 mph.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain before 5am. Patchy fog after 5am. Otherwise, cloudy, with a low around 41. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 54. Breezy, with a west northwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
A slight chance of rain between 10pm and 11pm. Mostly cloudy, with a low around 33. West northwest wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 51. Breezy, with a west northwest wind 18 to 24 mph, with gusts as high as 34 mph.
Saturday Night
Mostly clear, with a low around 28. West northwest wind 8 to 14 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.
Sunday
Partly sunny, with a high near 57. South wind 10 to 18 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy, with a low around 34. Southwest wind 15 to 17 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 48. Breezy, with a west northwest wind 17 to 26 mph, with gusts as high as 37 mph.
Monday Night
Partly cloudy, with a low around 25. Northwest wind 9 to 18 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 53. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 31. South wind around 9 mph.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Westby MT
 48.87°N 104.05°W (Elev. 1991 ft)
2:36 am MDT Oct 17, 2025
4am MDT Oct 17, 2025-6pm MDT Oct 23, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database