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Columbus, MT Weather Forecast

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Columbus, MT Weather Forecast

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Columbus MT weather - Mostly Cloudy - 65°F
Mostly Cloudy
65°F
Updated 11:17 pm
Feels Like 56°F
Humidity 46%
Wind N 8 mph
Barometer  29.7 in
Dew Point 44°F
Columbus MT weather - Mostly Cloudy - 18°C
Mostly Cloudy
18°C
Updated 11:17 pm
Feels Like 13°C
Humidity 46%
Wind N 13 km/h
Barometer  100.5 kPa
Dew Point 7°C
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Columbus Weather Forecast

REST OF TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY
Columbus, MT Weather - Rest Of Tonight Chance Of Showers Columbus, MT Weather - Monday Rain Showers Columbus, MT Weather - Monday Night Mostly Clear Columbus, MT Weather - Tuesday Mostly Sunny Columbus, MT Weather - Tuesday Night Partly Cloudy Columbus, MT Weather - Wednesday Sunny Columbus, MT Weather - Wednesday Night Mostly Clear Columbus, MT Weather - Thursday Rain Showers Columbus, MT Weather - Thursday Night Chance Of Showers Columbus, MT Weather - Friday Chance Of T-Storm Columbus, MT Weather - Friday Night Chance Of T-Storm Columbus, MT Weather - Saturday Chance Of T-Storm
Chance of Showers Rain Showers Mostly Clear Mostly Sunny Partly Cloudy Sunny Mostly Clear Rain Showers Chance of Showers Chance of T-Storm Chance of T-Storm Chance of T-Storm
Lo: 45°FLo: 7°C Hi: 69°FHi: 21°C
 Lo: 39°FLo: 4°C Hi: 71°FHi: 22°C
 Lo: 41°FLo: 5°C Hi: 69°FHi: 21°C
 Lo: 41°FLo: 5°C Hi: 79°FHi: 26°C
 Lo: 49°FLo: 9°C Hi: 75°FHi: 24°C
 Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
POP: 50% POP: 20% POP: 20% POP: 40% POP: 50% POP: 50% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 946 PM MDT Sun Sep 13 2026 Columbus, MT Weather - WeatherWorld.com

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Issued: 942 PM MDT Sun Sep 13 2026

Key Messages

  • Below average temperatures through the middle of the week.
  • Chance of showers (mainly light) through Monday. Isolated thunderstorms possible in southeast Montana this evening and overnight, possibly strong.
  • Cold front brings breezy northwest winds overnight. Brisk west winds across the area Monday; widespread gusts of 30 to 50 mph, strongest from Big Timber to Harlowton and near the Dakotas border.

Discussion

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Through Saturday...

An upper low centered over southern WA and troughing ove...