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Flat Lake, MN 7-Day Night Weather Forecast
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Flat Lake, MN Weather Forecast
Flat Lake, MN Weather Forecast Date: 337 PM CDT Fri Oct 23 2026
The area/counties/county of: Mahnomen, including the city of Mahnomen.or toggle through each period.
This Afternoon... Light rain likely and a slight chance of thunderstorms. Highs in the mid 70s. Temperature falling through late afternoon. Windy. Southeast winds around 25 mph with gusts to around 40 mph. Chance of rain 70%.
Tonight... Partly cloudy. Lows in the mid 50s. Windy. South winds 20 to 30 mph.
Saturday... Partly sunny. A slight chance of light rain in the morning. Highs in the mid 50s. West winds 10 to 20 mph with gusts to around 30 mph. Chance of rain 20%.
Saturday Night... Partly cloudy. Lows 30 to 35.
Sunday... Mostly sunny. Highs in the mid 40s.
Sunday Night... Mostly cloudy. Highs in the mid 40s. Lows 25 to 30.
Monday... Mostly cloudy. Highs in the mid 40s. Lows 25 to 30.
Monday Night... Mostly cloudy. A slight chance of light rain and light snow. Lows 25 to 30.
Tuesday... Partly sunny. A chance of light rain. Highs 45 to 50.
Tuesday Night... Mostly cloudy. A slight chance of light rain. Lows in the mid 30s.
Wednesday... Mostly cloudy. A chance of light rain. Highs in the mid 50s.
Wednesday Night... Mostly cloudy. A slight chance of light rain. Lows 30 to 35.
POP = Probability of Precipitation
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