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Cottonwood Lake, MO Weather Forecast
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Cottonwood Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | |  | | |  | | | |  |  |
| Mostly Sunny | Partly Cloudy | Mostly Sunny | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Mostly Clear |
| Hi: 99°FHi: 37°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Hi: 95°FHi: 35°C Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C Lo: 69°FLo: 21°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C |
| POP: 40% | POP: 20% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 PM CDT Sat Aug 15 2026 
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Issued: 208 PM CDT Sat Aug 15 2026
Key Messages
- Extreme Heat Warning remains in effect for the entire area through Sunday evening. Daily heat index values around 105 to 110 will continue to occur during the afternoon and early evening hours. Minimal overnight relief with lows in the middle 70s to around 80.
- There is a Marginal (1 out of 5) Severe Thunderstorm Risk Sunday afternoon and evening for portions of the area. Damaging wind gusts are the main risk along with locally heavy rainfall.
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