Weather World
Keystone Park, IL 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Keystone Park Weather Forecast
Keystone Park, IL Weather Forecast Date: 121 PM CDT Tue Sep 22 2026
Weather forecast for Keystone Park, IL
Today Hi: 61°FHi: 16°C Lo: 59°F Lo: 15°C |
This Afternoon... Cloudy. A slight chance of showers. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation 20%. |
Wed Hi: 65°FHi: 18°C Lo: 59°F Lo: 15°C |
Wednesday... Mostly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. |
Thu Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Thursday... Partly cloudy. Highs in the upper 60s. East winds 5 to 10 mph. |
| Fri Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Friday... Partly cloudy in the morning, then becoming mostly sunny. Highs in the mid 60s. |
| Sat Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Saturday... Partly cloudy. Highs in the mid 60s. |
| Sun Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy. Highs in the upper 60s. |
| Mon Hi: 71°FHi: 22°C |
Monday... Partly cloudy. Highs in the lower 70s. |
Keystone Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...