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Frethem Lake, MN Weather Forecast
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Frethem Lake Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Mostly Cloudy | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Clearing | Mostly Clear | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 55°FLo: 13°C | Hi: 83°FHi: 28°C | Lo: 63°FLo: 17°C | Hi: 83°FHi: 28°C | Lo: 58°FLo: 14°C | Hi: 78°FHi: 26°C | Hi: 75°FHi: 24°C Lo: 53°FLo: 12°C | Hi: 75°FHi: 24°C Lo: 53°FLo: 12°C | Hi: 78°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 83°FHi: 28°C | Lo: 58°FLo: 14°C |
| POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 437 PM CDT Sun Aug 23 2026 
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Frethem Lake Forecast Discussion
Issued: 258 PM CDT Sun Aug 23 2026
Key Messages
- There is a level 1 out of 5 risk for severe thunderstorms Monday afternoon and evening. Hail to the size of golf balls and wind gusting to 70 mph will be the main threats.
Discussion
... Issued at 258 PM CDT Sun Aug 23 2026
...Synopsis...
Northwest flow prevails this afternoon into the evening, gradually becoming zonal overnight. Showers and isolated thunderstorms could work into parts of eastern North Dakota overnight as warm air advection increases ahead of an approaching shortwave. Up...