Flat Lake, MN Weather Forecast
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Flat Lake Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
| Clear | Sunny | Mostly Cloudy | Light Rain | Light Rain | Light Rain | Mostly Cloudy | Mostly Cloudy | Light Rain | Partly Cloudy | Partly Sunny | Light Rain |
| Lo: 38°FLo: 3°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 73°FHi: 23°C | Lo: 58°FLo: 14°C | Hi: 65°FHi: 18°C | Hi: 45°FHi: 7°C Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 33°FLo: 1°C | Hi: 48°FHi: 9°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C |
| POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 437 PM CDT Wed Oct 21 2026 

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Issued: 625 PM CDT Wed Oct 21 2026
Key Messages
- Dry conditions with above normal temperatures through Thursday.
- Windy Friday and Saturday with chances for rain showers.
- Cooler, seasonable conditions by early next week.
Discussion
... Issued at 233 PM CDT Wed Oct 21 2026
...Synopsis...
A broad ridging pattern persists through the work week before troughing off the southern California coast begins to move ashore by Thursday morning. Widespread highs in the 70s are in store through Friday with record warm overnight temperatures in the 50...
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