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Cooper Lake Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  |  | | | | | | | | |
| Chance of T-Storm | Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Partly Cloudy | Chance of T-Storm |
| Hi: 99°FHi: 37°C | Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Hi: 99°FHi: 37°C Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C |
| POP: 20% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 306 AM CDT Sun Aug 23 2026 
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Issued: 639 AM CDT Sun Aug 23 2026
Key Messages
- A Heat Advisory is in effect again today from 11 AM until 8 PM. Afternoon highs will again climb to near 100 degrees with maximum apparent temperatures ranging from 109 to 115.
- Temperatures will remain above normal through Tuesday before returning nearer to normal through the second half of the week.
- A few afternoon thunderstorms are expected each day, but the majority of the region will remain dry through Wednesday. Precipitation chances will increase Thursday into next weekend.