National Weather Service Forecast for: Rockford IL
Issued by: National Weather Service Chicago, IL
Updated: 3:01 am CDT Jun 22, 2026
 
Today

Today: A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 76. North northeast wind around 10 mph, with gusts as high as 15 mph.
Mostly Sunny
then Slight
Chance
Showers
 Tonight

Tonight: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.
Slight Chance
Showers then
Mostly Clear
 Tuesday

Tuesday: Increasing clouds, with a high near 77. Calm wind becoming east southeast around 5 mph.
Increasing
Clouds

 Tuesday
Night
Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58. South wind around 5 mph, with gusts as high as 15 mph.
Mostly Cloudy
then Slight
Chance
Showers
 Wednesday

Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 79. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Showers
Likely

 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Chance
T-storms then
Chance
Showers
 Thursday

Thursday: Mostly sunny, with a high near 77.
Mostly Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 56.
Partly Cloudy

 Friday

Friday: Mostly sunny, with a high near 79.
Mostly Sunny
Hi 76 °F Lo 52 °F Hi 77 °F Lo 58 °F Hi 79 °F Lo 58 °F Hi 77 °F Lo 56 °F Hi 79 °F

Hazardous Weather Outlook
 

Today
 
 A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 76. North northeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
 
 A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.
Tuesday
 
 Increasing clouds, with a high near 77. Calm wind becoming east southeast around 5 mph.
Tuesday Night
 
 A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday
 
 A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 79. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
 
 A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
 
 Mostly sunny, with a high near 77.
Thursday Night
 
 Partly cloudy, with a low around 56.
Friday
 
 Mostly sunny, with a high near 79.
Friday Night
 
 Mostly cloudy, with a low around 59.
Saturday
 
 Partly sunny, with a high near 82.
Saturday Night
 
 A chance of showers. Mostly cloudy, with a low around 64.
Sunday
 
 Partly sunny, with a high near 87.

 

Forecast from NOAA-NWS for Rockford IL.