Deep Lake, MT Weather Forecast

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Deep Lake, MT Weather Forecast

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Deep Lake MT weather  - Clear - 55°F
Clear
55°F
Updated 2:20 pm
Feels Like 54°F
Humidity 74%
Wind W 3 mph
Barometer  30.16 in
Dew Point 47°F
Deep Lake MT weather  - Clear - 13°C
Clear
13°C
Updated 2:20 pm
Feels Like 12°C
Humidity 74%
Wind W 5 km/h
Barometer  102.1 kPa
Dew Point 8°C

Deep Lake Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Deep Lake, MT Weather - Tonight Patchy Fog Deep Lake, MT Weather - Thursday Mostly Cloudy Deep Lake, MT Weather - Thursday Night Mostly Cloudy Deep Lake, MT Weather - Friday Mostly Cloudy Deep Lake, MT Weather - Friday Night Partly Cloudy Deep Lake, MT Weather - Saturday Chance Of Rain Deep Lake, MT Weather - Saturday Night Mostly Cloudy Deep Lake, MT Weather - Sunday Mostly Cloudy Deep Lake, MT Weather - Sunday Night Chance Of Rain Deep Lake, MT Weather - Monday Chance Of Rain Deep Lake, MT Weather - Monday Night Chance Of Rain Deep Lake, MT Weather - Tuesday Chance Of Rain
Patchy Fog Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Chance of Rain Mostly Cloudy Mostly Cloudy Chance of Rain Chance of Rain Chance of Rain Chance of Rain
Lo: 36°FLo: 2°C Hi: 55°FHi: 13°C
Lo: 35°FLo: 2°C Hi: 50°FHi: 10°C
Lo: 35°FLo: 2°C Hi: 46°FHi: 8°C
Lo: 35°FLo: 2°C Hi: 46°FHi: 8°C
Lo: 35°FLo: 2°C Hi: 46°FHi: 8°C
Lo: 35°FLo: 2°C Hi: 45°FHi: 7°C
POP: 20% POP: 20% POP: 40% POP: 30% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 102 PM MST Wed Nov 11 2026 Deep Lake, MT Weather - WeatherWorld.com

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Issued: 131 PM MST Wed Nov 11 2026

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KEY MESSAGES:
  • Through Friday Fog & Low Cloud Potential: Strong high pressure increasing likelihood of valley inversions.
  • Pattern Shift: A Pacific system will tap into atmospheric river moisture beginning Saturday, snow levels stay above 6000 feet and precipitation amounts light.
  • Further cooling early to mid next week with potential for snow levels to lower further.

High pressure was sufficient enough to produce morning valley fog but low level mixing has broken inversions and dissipa...