Weather WorldSummerset Lake, MO Weather Forecast
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Summerset Lake Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  |  |  |  |  | | | | |
| Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Sunny | Partly Cloudy | Partly Cloudy |
| Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 80°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C |
| POP: 50% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 538 AM CDT Sun Sep 20 2026 
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Issued: 648 AM CDT Sun Sep 20 2026
Key Messages
- A cold front begins slowly moving through the region today bringing cooler temperatures the rest of the week.
- Thunderstorms along the front tonight bring the best chance for rain all week.
Aviation
/12Z TAFS THROUGH 18Z MONDAY/... Issued at 647 AM CDT Sun Sep 20 2026
A cold front is moving south through the area bringing chances of showers and thunderstorms. UIN, JEF, and COU will be impacted by some showers this morning, but the best chances for thunderstorms for all terminals will be ...