Big Dam, MT Weather Forecast

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Big Dam, MT Weather Forecast

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Big Dam MT weather  - Clear - 57°F
Clear
57°F
Updated 2:18 am
Feels Like 53°F
Humidity 36%
Wind WSW 13 mph
Barometer  30.01 in
Dew Point 31°F
Big Dam MT weather  - Clear - 14°C
Clear
14°C
Updated 2:18 am
Feels Like 12°C
Humidity 36%
Wind WSW 21 km/h
Barometer  101.6 kPa
Dew Point -1°C

Big Dam Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Big Dam, MT Weather - Today Sunny Big Dam, MT Weather - Tonight Partly Cloudy Big Dam, MT Weather - Wednesday Partly Sunny Big Dam, MT Weather - Wednesday Night Partly Cloudy Big Dam, MT Weather - Thursday Mostly Sunny Big Dam, MT Weather - Thursday Night Partly Cloudy Big Dam, MT Weather - Friday Partly Cloudy Big Dam, MT Weather - Friday Night Chance Of Rain Big Dam, MT Weather - Saturday Rain And Snow Big Dam, MT Weather - Saturday Night Rain And Snow Big Dam, MT Weather - Sunday Light Snow Big Dam, MT Weather - Sunday Night Snow And Rain
Sunny Partly Cloudy Partly Sunny Partly Cloudy Mostly Sunny Partly Cloudy Partly Cloudy Chance of Rain Rain and Snow Rain and Snow Light Snow Snow and Rain
Hi: 77°FHi: 25°C
Lo: 45°FLo: 7°C Hi: 69°FHi: 21°C
Lo: 41°FLo: 5°C Hi: 71°FHi: 22°C
Hi: 78°FHi: 26°C
Lo: 45°FLo: 7°C
Hi: 78°FHi: 26°C
Lo: 45°FLo: 7°C
Lo: 39°FLo: 4°C Hi: 49°FHi: 9°C
Lo: 25°FLo: -4°C Hi: 39°FHi: 4°C
Lo: 25°FLo: -4°C
POP: 20% POP: 50% POP: 70% POP: 60% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 1232 AM MDT Tue Oct 06 2026 Big Dam, MT Weather - WeatherWorld.com

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Big Dam Forecast Discussion

Meteorlogic Glosserator
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Issued: 1139 PM MDT Mon Oct 5 2026

Key Messages

  • Warm and dry conditions will prevail throughout this work week.
  • A cooler and wetter system is expected this weekend.
  • There is the potential for snow levels to drop low enough for lower elevation snow Sunday and Monday.

Discussion

... /Issued 532 PM MDT Mon Oct 5 2026/
  • Meteorological Overview:
  • The ridge continues to flatten today, causing increased westerly flow aloft. These winds have been mixing down to the surface, causing breezy conditions, which are expected to dissipate this evenin...