Weather World
Clarkson Park, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Clarkson Park Weather Forecast
| THIS AFTERNOON | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  |  |  | | |  | | | | |
| Chance of T-Storm | Chance of Rain | Clearing | Partly Cloudy | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear |
| Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C |
| POP: 100% | POP: 90% |
POP = Probability of Precipitation.
Weather Outlook Updated: 141 PM CDT Thu Oct 01 2026 
Clarkson Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Clarkson Park Weather Map
Clarkson Park Quick Facts
Clarkson Park Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 100 PM CDT Thu Oct 1 2026
Key Messages
- Locally heavy rainfall could result in some isolated flooding through mid-late evening.
- Chilliest night of the fall is expected Friday night with widespread lows in the 40s away from the Chicago urban heat island.
- Extended period of dry, pleasant fall weather expected Friday through potentially all of next week.
Discussion
... Issued at 100 PM CDT Thu Oct 1 2026
Earlier discussion regarding this afternoon and evening`s heavy rain threat (issued at 952 AM)...
Have opted to issue a flood w...