National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

A Few Clouds

58°F

14°C

Humidity 28%
Wind Speed NW 14 G 25 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 5 Nov 2:54 pm CST
Extended Forecast for

Byron IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 61. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 5 to 10 mph becoming light west northwest after midnight.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 57. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after midnight. Low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 47 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 64. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely, mainly after noon. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Slight Chance
    Rain then
    Rain Likely

  • Saturday Night

    Saturday Night: A chance of rain before midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 61. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 29. Northwest wind 5 to 10 mph becoming light west northwest after midnight.
Thursday
Partly sunny, with a high near 57. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Showers, mainly after midnight. Low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 64. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Rain likely, mainly after noon. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
Saturday Night
A chance of rain before midnight. Mostly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 22.
Veterans Day
Partly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Byron IL
 42.13°N 89.27°W
Last Update:
2:26 pm CST Nov 5, 2025
Forecast Valid:
3pm CST Nov 5, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation