Weather WorldSwamp Lake, MT 7-Day Night Weather Forecast
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Swamp Lake, MT Weather Forecast
Swamp Lake, MT Weather Forecast Date: 523 PM MDT Fri Sep 25 2026
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Tonight... Mostly clear early in the evening then becoming mostly cloudy late in the evening then becoming mostly clear overnight. Colder. Lows in the upper 30s. West winds 10 to 20 mph.
Saturday... Mostly sunny. Cooler. Highs in the upper 40s. West winds 5 to 15 mph.
Saturday Night... Mostly cloudy. Lows in the upper 30s. Southeast winds 5 to 15 mph.
Sunday... Mostly cloudy. Highs in the upper 40s. Southeast winds 5 to 10 mph.
Sunday Night... Mostly cloudy. A 30% chance of rain showers in the evening. Lows in the upper 30s. East winds 5 to 10 mph in the evening shifting to the northwest overnight.
Monday... Decreasing clouds. Highs around 50.
Monday Night... Mostly clear. Lows in the upper 30s.
Tuesday... Sunny. Highs in the lower 50s.
Tuesday Night... Mostly clear. Lows around 40.
Wednesday... Mostly sunny. Highs in the lower 50s.
Wednesday Night... Partly cloudy. A 20% chance of rain showers overnight. Lows in the upper 30s.
Thursday... Decreasing clouds. Highs in the lower 50s.
Thursday Night... Mostly cloudy. Slight chance of rain and snow showers overnight. Slight chance of rain showers after 3 am. Lows in the upper 30s. Chance of precipitation 20%.
POP = Probability of Precipitation
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