Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52° N Lon: 88.18° W Elev: 572 ft.

Fair

44°F

7°C

Humidity 61%
Wind Speed NW 8 mph
Barometer 30.27 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 14 Nov 10:35 am CST
Detailed forecast for

Grundy County

Rest Of Today
Sunny. Highs in the upper 40s. Northwest winds 5 to 10 mph.
Tonight
Clear. Lows in the mid 20s. Northwest winds around 5 mph in the evening, becoming light and variable.
Sunday
Sunny. Highs in the lower 50s. Light and variable winds, becoming northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear. Lows in the mid 20s. Light and variable winds.
Monday
Sunny. Highs in the lower 50s. Southwest winds around 5 mph.
Monday Night
Clear. Lows in the upper 20s.
Tuesday
Sunny. Highs in the mid 50s.
Tuesday Night
Mostly clear. Lows in the lower 30s.
Wednesday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 50s.
Wednesday Night
Partly cloudy. Lows in the lower 40s.
Thursday
Mostly cloudy. Highs in the lower 60s.
Thursday Night
Partly cloudy. Lows in the mid 40s.
Friday
Mostly cloudy. Highs in the mid 60s.



Basemap Options
Click map to change the forecast location
Loading map...
1041 AM CST Sat Nov 14 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database