Weather WorldBirchlers Lake, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Birchlers Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 |  |  |  | | | | |  | | | |
| Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of Showers | Mostly Sunny |
| Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C |
| POP: 80% | POP: 60% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 327 AM CDT Wed Aug 19 2026 
Birchlers Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Birchlers Lake Weather Map
Birchlers Lake Quick Facts
Birchlers Lake Forecast Discussion
Issued: 249 AM CDT Wed Aug 19 2026
Key Messages
- Widespread showers and thunderstorms will continue at least through the morning hours, mainly along/south of I-70/I-64 in Missouri and Illinois respectively. Locally heavy rainfall is possible.
- Additional showers and thunderstorms are expected this afternoon and evening. The best chances (40-60%) are in two areas: 1) northeast Missouri west-central Illinois and 2) southeast Missouri and southwest Illinois. A few storms may be strong to severe with damagi...