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Swamp Lake, MT Weather Forecast
Swamp Lake, MT Weather Forecast Date: 1244 AM MDT Thu Sep 24 2026
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Today... Sunny. Highs in the lower 60s. South winds 5 to 15 mph.
Tonight... Mostly clear. Lows in the upper 40s. Southeast winds 5 to 15 mph.
Friday... Mostly sunny. Highs in the lower 60s. South winds 5 to 15 mph.
Friday Night... Partly cloudy. Lows in the lower 40s. West winds 10 to 20 mph.
Saturday... Sunny, cooler. Highs in the lower 50s. West winds 5 to 15 mph.
Saturday Night... Mostly cloudy. A 20% chance of rain showers in the evening. Lows in the upper 30s.
Sunday... Mostly cloudy. A 20% chance of rain showers in the afternoon. Highs around 50.
Sunday Night... Rain showers likely. Lows in the upper 30s. Chance of precipitation 60%.
Monday... Mostly cloudy with a 50% chance of rain showers. Highs in the mid 40s.
Monday Night... Partly cloudy. Slight chance of rain showers early in the evening, then slight chance of snow showers late in the evening. Lows in the mid 30s. Chance of precipitation 20%.
Tuesday... Mostly sunny. Highs in the mid 40s.
Tuesday Night... Partly cloudy. Lows in the mid 30s.
POP = Probability of Precipitation
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