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Cat Lake, MT Weather Forecast

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Cat Lake, MT Weather Forecast

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Cat Lake MT weather - Clear - 33°F
Clear
33°F
Updated 1:03 am
Feels Like 19°F
Humidity 84%
Wind E 6 mph
Barometer  30.3 in
Dew Point 29°F
Cat Lake MT weather - Clear - 1°C
Clear
1°C
Updated 1:03 am
Feels Like -7°C
Humidity 84%
Wind E 10 km/h
Barometer  102.6 kPa
Dew Point -2°C
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Cat Lake Weather Forecast

TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY
Cat Lake, MT Weather - Tonight Patchy Fog Cat Lake, MT Weather - Tuesday Mostly Cloudy Cat Lake, MT Weather - Tuesday Night Mostly Cloudy Cat Lake, MT Weather - Wednesday Clearing Cat Lake, MT Weather - Wednesday Night Patchy Fog Cat Lake, MT Weather - Thursday Rain And Snow Cat Lake, MT Weather - Thursday Night Rain And Snow Cat Lake, MT Weather - Friday Rain And Snow Cat Lake, MT Weather - Friday Night Rain And Snow Cat Lake, MT Weather - Saturday Mostly Cloudy Cat Lake, MT Weather - Saturday Night Partly Cloudy Cat Lake, MT Weather - Sunday Chance Of Rain
Patchy Fog Mostly Cloudy Mostly Cloudy Clearing Patchy Fog Rain and Snow Rain and Snow Rain and Snow Rain and Snow Mostly Cloudy Partly Cloudy Chance of Rain
Lo: 26°FLo: -3°C Hi: 40°FHi: 4°C
 Lo: 26°FLo: -3°C Hi: 45°FHi: 7°C
 Lo: 26°FLo: -3°C Hi: 40°FHi: 4°C
 Lo: 30°FLo: -1°C Hi: 40°FHi: 4°C
 Lo: 35°FLo: 2°C Hi: 45°FHi: 7°C
 Lo: 35°FLo: 2°C Hi: 46°FHi: 8°C
POP: 20% POP: 50% POP: 20% POP: 40% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 1128 PM MST Mon Nov 02 2026 Cat Lake, MT Weather - WeatherWorld.com

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Issued: 1217 PM MST Mon Nov 2 2026

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KEY MESSAGES:
  • Mild and quiet weather expected through Wednesday, though morning low clouds or valley fog is possible.
  • Two weak systems bring showers Thursday and Friday with light dusting of snow above 5,000 feet, and westerly breezes.
  • Mild and dry conditions return for the weekend, with morning fog remaining possible.

High pressure building over the region will lead to stagnant conditions and trapped surface moisture, creating a favorable setup for locally dense valley fog tonight i...