Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Molt W (MTM20)

Lat: 45.82°NLon: 109.09°WElev: 4160.0ft.

NA

50°F

10°C

Humidity 76%
Wind Speed NW 20 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 17 Jun 05:30 AM MDT
Extended Forecast for

Columbus MT

  • Today

    Today: Sunny, with a high near 77. West northwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. North northwest wind 16 to 21 mph becoming light and variable  in the evening.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80. Light and variable wind becoming north northwest 9 to 14 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. North wind 10 to 15 mph becoming light  after midnight.

    Low: 46 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 82. Light and variable wind becoming east 5 to 10 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. East wind 8 to 13 mph becoming light and variable  after midnight.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 52. North northeast wind 6 to 9 mph becoming west after midnight.  Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 80. North wind 6 to 10 mph.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 77. West northwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon.
Tonight
Partly cloudy, with a low around 46. North northwest wind 16 to 21 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 80. Light and variable wind becoming north northwest 9 to 14 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46. North wind 10 to 15 mph becoming light after midnight.
Juneteenth
Mostly sunny, with a high near 82. Light and variable wind becoming east 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 50. East wind 8 to 13 mph becoming light and variable after midnight.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 52. North northeast wind 6 to 9 mph becoming west after midnight. Chance of precipitation is 40%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. North wind 6 to 10 mph.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 47. Northeast wind 8 to 13 mph becoming light north after midnight. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. Calm wind becoming east northeast 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 46. East wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 83. Calm wind becoming east 5 to 8 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Columbus MT
 45.63°N 109.24°W (Elev. 3599 ft)
5:22 am MDT Jun 17, 2026
6am MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database