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Summit Lake, MT Weather Forecast
Summit Lake, MT Weather Forecast Date: 1229 AM MDT Fri Oct 23 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.
Today... Rain likely until late afternoon, then rain likely and areas of snow late in the afternoon. Chance of precipitation 90%. Cooler. No snow accumulation. Highs in the 40s.
Tonight... Mostly cloudy with a 50% chance of rain and snow in the evening, then partly cloudy after midnight. Patchy fog through the night. Lows in the mid 20s to lower 30s.
Saturday... Partly cloudy. Patchy fog in the morning. Highs in the 40s to lower 50s.
Saturday Night... Partly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the 20s to lower 30s.
Sunday... Mostly sunny. Areas of fog in the morning. Highs in the mid 40s to lower 50s.
Sunday Night... Partly cloudy. Lows in the 20s to lower 30s.
Monday... Partly cloudy. Highs in the mid 40s to lower 50s.
Monday Night... Mostly cloudy with a chance of rain. A chance of snow after midnight. Chance of precipitation 50%. Lows in the upper 20s to mid 30s.
Tuesday... Rain likely. A chance of snow in the morning, then snow likely in the afternoon. Chance of precipitation 60%. Highs in the 40s.
Tuesday Night... Rain and snow likely in the evening, then a chance of rain and snow after midnight. Chance of precipitation 60%. Lows in the mid 20s to lower 30s.
Wednesday... Mostly cloudy. A chance of rain and snow in the morning, then slight chance of snow in the afternoon. Chance of precipitation 40%. Highs in the upper 30s to mid 40s.
Wednesday Night... Mostly cloudy with a slight chance of rain and snow in the evening, then partly cloudy with a chance of snow after midnight. Chance of precipitation 30%. Lows in the 20s.
POP = Probability of Precipitation
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