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Source Lake, MN 7-Day Night Weather Forecast
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Source Lake, MN Weather Forecast
Source Lake, MN Weather Forecast Date: 306 AM CDT Tue Aug 04 2026
The area/counties/county of: Northern Cook And Lake, including the city of Isabella.or toggle through each period.
Today... Partly sunny this morning, then clearing. Cooler with highs in the lower 70s. West winds 5 to 10 mph with gusts up to 25 mph.
Tonight... Mostly clear. Lows in the upper 40s. West winds 5 to 10 mph.
Wednesday... Sunny. Highs in the mid 70s. Southwest winds 5 to 10 mph.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph. Gusts up to 20 mph after midnight.
Thursday... Mostly sunny. Highs around 80. Southwest winds 5 to 10 mph with gusts up to 25 mph.
Thursday Night... Partly cloudy. Lows in the upper 50s.
Friday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20%.
Friday Night... Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 50s. Chance of rain 40%.
Saturday... Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 20%.
Saturday Night... Partly cloudy. A chance of showers in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the mid 50s. Chance of rain 30%.
Sunday... Mostly sunny with a 20% chance of showers. Highs in the mid 70s.
Sunday Night... Partly cloudy. Lows in the lower 50s.
POP = Probability of Precipitation
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