National Weather Service Forecast for: Rockford IL
Issued by: National Weather Service Chicago, IL
Updated: 1:22 pm CDT Oct 20, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 69. Southeast wind around 5 mph.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 41. East southeast wind around 5 mph becoming calm in the evening.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 47. Calm wind.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 72. Calm wind.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 48.
Mostly Clear
 Friday

Friday: Sunny, with a high near 70.
Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 50.
Partly Cloudy
 Saturday

Saturday: Partly sunny, with a high near 71.
Partly Sunny
Hi 69 °F Lo 41 °F Hi 72 °F Lo 47 °F Hi 72 °F Lo 48 °F Hi 70 °F Lo 50 °F Hi 71 °F

 

This Afternoon
 
 Sunny, with a high near 69. Southeast wind around 5 mph.
Tonight
 
 Mostly clear, with a low around 41. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
 
 Sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 47. Calm wind.
Thursday
 
 Sunny, with a high near 72. Calm wind.
Thursday Night
 
 Mostly clear, with a low around 48.
Friday
 
 Sunny, with a high near 70.
Friday Night
 
 Partly cloudy, with a low around 50.
Saturday
 
 Partly sunny, with a high near 71.
Saturday Night
 
 Mostly cloudy, with a low around 53.
Sunday
 
 Partly sunny, with a high near 71.
Sunday Night
 
 Mostly cloudy, with a low around 48.
Monday
 
 Mostly cloudy, with a high near 62.

 

Forecast from NOAA-NWS for Rockford IL.