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

Hazardous Weather Conditions

Current conditions at

Molt W (MTM20)

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

NA

50°F

10°C

Humidity 82%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Wind Chill49°F (9°C)
Last update 17 Sep 08:30 AM MDT
Extended Forecast for

Columbus MT

Flood Watch September 18, 06:00pm until September 20, 06:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 52. West wind 5 to 7 mph.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 80. West wind 6 to 10 mph becoming east in the afternoon.

    High: 80 °F

    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Patchy fog after 9pm. Low around 51. East northeast wind 5 to 11 mph becoming west northwest in the evening. Chance of precipitation is 80%.

    Low: 51 °F

    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Patchy fog before noon. High near 62. Northwest wind 6 to 13 mph. Chance of precipitation is 90%.

    High: 62 °F

    Showers
    Likely and
    Patchy Fog
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Patchy fog before midnight, then patchy fog after 3am. Low around 48. Northwest wind 8 to 11 mph. Chance of precipitation is 90%.

    Low: 48 °F

    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 3pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 66. West northwest wind 5 to 7 mph. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Areas
    Fog

  • Monday

    Monday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 74. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 74 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Southeast wind 5 to 8 mph becoming calm after midnight.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 52. West wind 5 to 7 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 80. West wind 6 to 10 mph becoming east in the afternoon.
Friday Night
Showers and possibly a thunderstorm. Patchy fog after 9pm. Low around 51. East northeast wind 5 to 11 mph becoming west northwest in the evening. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. Patchy fog before noon. High near 62. Northwest wind 6 to 13 mph. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm. Patchy fog before midnight, then patchy fog after 3am. Low around 48. Northwest wind 8 to 11 mph. Chance of precipitation is 90%.
Sunday
Showers likely, with thunderstorms also possible after 3pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 66. West northwest wind 5 to 7 mph. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of showers before midnight. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.
Monday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 74. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 47. Southeast wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 79. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 47. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 79. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 47. East wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming southeast 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Columbus MT
 45.63°N 109.24°W (Elev. 3599 ft)
Last Update:
12:33 am MDT Sep 18, 2026
Forecast Valid:
1am MDT Sep 18, 2026-6pm MDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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