Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Overcast

33°F

1°C

Humidity 85%
Wind Speed Calm
Barometer 30.07 in (1019.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 18 Mar 11:54 pm CDT
Extended Forecast for

Byron IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Calm wind becoming east southeast around 5 mph in the morning.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. East southeast wind around 5 mph becoming southwest after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph.

    High: 62 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. North northwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Calm wind.
Thursday
Mostly sunny, with a high near 54. Calm wind becoming east southeast around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 38. East southeast wind around 5 mph becoming southwest after midnight.
Friday
Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 39. North northwest wind around 5 mph, with gusts as high as 10 mph.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Byron IL
 42.13°N 89.27°W
9:46 pm CDT Mar 18, 2026
12am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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