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Cat Lake, MT Weather Forecast
Cat Lake, MT Weather Forecast Date: 206 AM MDT Tue Sep 01 2026
The area/counties/county of: West Glacier Region, including the city of Swan Lake.or toggle through each period.
Today... Mostly cloudy in the morning then clearing. Patchy smoke early in the morning. Highs in the mid 70s to lower 80s.
Tonight... Mostly cloudy with a 20% chance of rain showers. Lows in the upper 40s to mid 50s.
Wednesday... Slight chance of rain showers in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Chance of precipitation 90%. Some thunderstorms May produce gusty winds. Highs in the mid 60s to lower 70s. Southwest winds to 15 mph.
Wednesday Night... Rain showers likely and a slight chance of thunderstorms in the evening, then chance of rain showers after midnight. Patchy fog after midnight. Chance of precipitation 70%. Some thunderstorms May produce gusty winds. Lows in the 40s. Southwest winds 15 to 20 mph with gusts to around 30 mph.
Thursday... Rain showers likely in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Areas of fog in the morning. Chance of precipitation 80%. Highs in the 50s to lower 60s. Southwest winds to 15 mph.
Thursday Night... Mostly cloudy in the evening then becoming partly cloudy. A 40% chance of rain showers. Patchy fog after midnight. Lows in the mid 30s to lower 40s.
Friday... Partly cloudy. A 20% chance of rain showers in the morning. Areas of fog in the morning. Highs in the upper 50s to mid 60s.
Friday Night... Mostly cloudy with a 40% chance of rain. Lows in the upper 30s to mid 40s.
Saturday... Mostly cloudy. A 20% chance of rain in the morning. Highs in the 60s to lower 70s.
Saturday Night... Mostly cloudy with a 40% chance of rain. Lows in the 40s.
Sunday... Mostly cloudy with a 20% chance of rain. Highs in the mid 60s to lower 70s.
Sunday Night... Rain likely. Chance of rain 60%. Lows in the 40s to lower 50s.
POP = Probability of Precipitation
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