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Cat Lake, MT Weather Forecast
Cat Lake, MT Weather Forecast Date: 1223 AM MDT Thu Sep 03 2026
The area/counties/county of: West Glacier Region, including the city of Swan Lake.or toggle through each period.
Today... Mostly cloudy. A 50% chance of areas of rain until late afternoon. Patchy fog early in the morning. Cooler. Highs in the 50s to lower 60s. Southwest winds to 15 mph.
Tonight... Mostly cloudy with a 50% chance of rain. Areas of fog after midnight. Lows in the upper 30s to mid 40s.
Friday... Mostly cloudy with a 50% chance of rain. Areas of fog in the morning. Highs in the 50s to lower 60s.
Friday Night... Partly cloudy with a chance of rain in the evening, then rain likely after midnight. Areas of fog after midnight. Chance of rain 60%. Lows in the upper 30s to mid 40s.
Saturday... Rain likely in the morning, then a chance of rain in the afternoon. Areas of fog in the morning. Chance of rain 70%. Highs in the 50s to lower 60s.
Saturday Night... Rain likely in the evening, then a chance of rain after midnight. Chance of rain 70%. Lows in the upper 30s to mid 40s.
Sunday... Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Chance of precipitation 50%. Highs in the upper 50s to mid 60s.
Sunday Night... Rain showers likely and a slight chance of thunderstorms in the evening, then rain likely after midnight. Chance of precipitation 70%. Lows in the 40s.
Labor Day... Rain likely in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 80%. Highs in the 50s.
Monday Night... Rain likely in the evening, then a chance of rain after midnight. Chance of rain 70%. Lows in the 40s.
Tuesday... Mostly cloudy with a 40% chance of rain. Highs in the mid 50s to lower 60s.
Tuesday Night... Mostly cloudy. A 20% chance of rain in the evening. Lows in the 40s.
POP = Probability of Precipitation
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