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First Lake, MT Weather Forecast
First Lake, MT Weather Forecast Date: 1222 PM MDT Fri Sep 04 2026
The area/counties/county of: Potomac/Seeley Lake Region, including the cities of: East Missoula, Seeley Lake, and Clinton.or toggle through each period.
Tonight... Chance of rain showers and a slight chance of thunderstorms in the evening. Areas of rain after midnight, then rain likely late in the night. Patchy fog after midnight. Chance of precipitation 90%. Lows in the 40s.
Saturday... Rain likely in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Areas of fog in the morning. Chance of precipitation 70%. Highs in the upper 60s to mid 70s.
Saturday Night... Mostly cloudy. Chance of rain showers and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Chance of precipitation 50%. Lows in the upper 30s to mid 40s.
Sunday... Mostly cloudy. A chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 50%. Highs in the upper 60s to mid 70s.
Sunday Night... Rain showers likely and a chance of thunderstorms in the evening, then rain likely after midnight. Chance of precipitation 90%. Lows in the upper 30s to mid 40s.
Labor Day... Rain showers likely. Chance of thunderstorms. Chance of precipitation near 100%. Highs in the mid 50s to lower 60s.
Monday Night... Rain likely in the evening, then a chance of rain after midnight. Chance of rain 70%. Lows in the mid 30s to lower 40s.
Tuesday... Mostly cloudy with a 20% chance of rain in the morning, then mostly sunny in the afternoon. Highs in the 60s.
Tuesday Night... Mostly clear. Lows in the mid 30s to lower 40s.
Wednesday... Partly cloudy. Highs in the upper 60s to mid 70s.
Wednesday Night... Partly cloudy. Lows in the 40s.
Thursday... Partly cloudy. Highs in the 70s.
Thursday Night... Partly cloudy. A 20% chance of rain after midnight. Lows in the 40s.
POP = Probability of Precipitation
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