National Weather Service Forecast for: Rockford IL
Issued by: National Weather Service Chicago, IL
Updated: 6:01 am CST Dec 5, 2025
 
Today

Today: Mostly cloudy, with a high near 27. Wind chill values as low as -6. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy

 Tonight

Tonight: Patchy snow and freezing rain before midnight. Mostly cloudy, with a low around 19. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Patchy Wintry
Mix then
Mostly Cloudy
 Saturday

Saturday: Partly sunny, with a high near 24. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Partly Sunny

 Saturday
Night
Saturday Night: Snow, mainly after midnight. Low around 13. Calm wind becoming north northeast around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Chance Snow
then Snow
 Sunday

Sunday: A 40 percent chance of snow before noon. Partly sunny, with a high near 22. North wind around 10 mph, with gusts as high as 20 mph.
Chance Snow
then Mostly
Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around -1.
Partly Cloudy

 Monday

Monday: Mostly cloudy, with a high near 20.
Mostly Cloudy

 Monday
Night
Monday Night: A chance of snow. Mostly cloudy, with a low around 12.
Chance Snow

 Tuesday

Tuesday: Mostly cloudy, with a high near 34.
Mostly Cloudy
Hi 27 °F Lo 19 °F Hi 24 °F Lo 13 °F Hi 22 °F Lo -1 °F Hi 20 °F Lo 12 °F Hi 34 °F

Hazardous Weather Outlook
Hydrologic Outlook
 

Today
 
 Mostly cloudy, with a high near 27. Wind chill values as low as -6. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
 
 Patchy snow and freezing rain before midnight. Mostly cloudy, with a low around 19. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Saturday
 
 Partly sunny, with a high near 24. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
 
 Snow, mainly after midnight. Low around 13. Calm wind becoming north northeast around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
 
 A 40 percent chance of snow before noon. Partly sunny, with a high near 22. North wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
 
 Partly cloudy, with a low around -1.
Monday
 
 Mostly cloudy, with a high near 20.
Monday Night
 
 A chance of snow. Mostly cloudy, with a low around 12.
Tuesday
 
 Mostly cloudy, with a high near 34.
Tuesday Night
 
 Snow likely. Cloudy, with a low around 26.
Wednesday
 
 A chance of rain and snow. Mostly cloudy, with a high near 34.
Wednesday Night
 
 Mostly cloudy, with a low around 8.
Thursday
 
 Partly sunny, with a high near 20.

 

Forecast from NOAA-NWS for Rockford IL.