Brownstown, IL Weather Forecast
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Brownstown Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Chance of T-Storm | Partly Sunny | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C |
| POP: 20% | POP: 20% | POP: 30% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 604 PM CDT Mon Oct 26 2026 

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Issued: 604 PM CDT Mon Oct 26 2026
Key Messages
- Warm and mostly dry weather is forecast through the end of the week.
- There is a 30-50% chance of light rain this weekend. Widespread rainfall is not expected.
Aviation
/00Z TAFS THROUGH 06Z WEDNESDAY/... Issued at 602 PM CDT Mon Oct 26 2026
Aside from the renewed threat for MVFR to IFR fog at times tonight at KSUS and KJEF, dry and VFR conditions continue through Wednesday. With fewer clouds overhead compared to last night, and fog still developing despite those clouds, radiational cool...
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