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Big Spring Lake, MT Weather Forecast

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Big Spring Lake, MT Weather Forecast

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Big Spring Lake MT weather - Clear - 42°F
Clear
42°F
Updated 7:05 am
Feels Like 43°F
Humidity 59%
Wind NNW 10 mph
Barometer  30.14 in
Dew Point 29°F
Big Spring Lake MT weather - Clear - 6°C
Clear
6°C
Updated 7:05 am
Feels Like 6°C
Humidity 59%
Wind NNW 16 km/h
Barometer  102.1 kPa
Dew Point -2°C
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Big Spring Lake Weather Forecast

TODAY TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY MONDAY NIGHT
Big Spring Lake, MT Weather - Today Partly Sunny Big Spring Lake, MT Weather - Tonight Partly Cloudy Big Spring Lake, MT Weather - Thursday Partly Sunny Big Spring Lake, MT Weather - Thursday Night Mostly Cloudy Big Spring Lake, MT Weather - Friday Partly Sunny Big Spring Lake, MT Weather - Friday Night Chance Of Snow Big Spring Lake, MT Weather - Saturday Rain And Snow Big Spring Lake, MT Weather - Saturday Night Snow Big Spring Lake, MT Weather - Sunday Chance Of Snow Big Spring Lake, MT Weather - Sunday Night Chance Of Snow Big Spring Lake, MT Weather - Columbus Day Chance Of Snow Big Spring Lake, MT Weather - Monday Night Partly Cloudy
Partly Sunny Partly Cloudy Partly Sunny Mostly Cloudy Partly Sunny Chance of Snow Rain and Snow Snow Chance of Snow Chance of Snow Chance of Snow Partly Cloudy
Hi: 65°FHi: 18°C
 Lo: 45°FLo: 7°C Hi: 71°FHi: 22°C
 Lo: 50°FLo: 10°C Hi: 69°FHi: 21°C
 Lo: 36°FLo: 2°C Hi: 41°FHi: 5°C
 Lo: 21°FLo: -6°C Hi: 31°FHi: -1°C
 Lo: 21°FLo: -6°C Hi: 41°FHi: 5°C
 Hi: 49°FHi: 9°C
Lo: 29°FLo: -2°C
POP: 50% POP: 70% POP: 100% POP: 90% POP: 50% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 337 AM MDT Wed Oct 07 2026 Big Spring Lake, MT Weather - WeatherWorld.com

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Big Spring Lake Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 512 AM MDT Wed Oct 7 2026

Key Messages

  • Warm and dry conditions are expected through Friday.
  • Warm, breezy, and dry conditions will bring elevated fire weather conditions.
  • There will be a shift to cooler and wetter snow for the weekend, with mountain snow and rain/snow at lower elevations.

Discussion

... /Issued 1153 PM MDT Tue Oct 6 2026/
  • Meteorological Overview:

    • Upper-level ridging in the region will continue to dominate through Friday, which will continue the warm and dry pattern through then. Temperatures will remain well ...