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Big Chapman Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  |  | | | |  |  | | | |
| Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Clear | Sunny | Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Chance of T-Storm |
| Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C |
| POP: 60% | POP: 60% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 742 AM EDT Wed Aug 26 2026 
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Issued: 919 AM EDT Wed Aug 26 2026
Key Messages
- There is a Slight Risk for severe weather today, mainly from 3pm EDT to 10pm EDT. Damaging wind gusts to 60 mph, isolated large hail to 1 inch diameter are the primary risks, but an isolated tornado cannot be ruled out.
- Seasonable temperatures continue Thursday with a very low chance of an afternoon shower (less than 15 percent).
- Becoming warmer and more humid for the weekend.
- There is a Moderate Swim risk for southwest Lower Michigan Lake Michigan beaches today, and again for Thursd...