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

Hazardous Weather Conditions

Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Mostly Cloudy

62°F

17°C

Humidity 78%
Wind Speed NE 6 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 13 Jun 11:54 pm CDT
Extended Forecast for

Byron IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 60. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. East northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. East wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 85. Calm wind becoming east southeast around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 60. Northeast wind around 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 84. East northeast wind around 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly clear, with a low around 62. East wind 5 to 10 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 85. Calm wind becoming east southeast around 5 mph in the morning. Winds could gust as high as 10 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67.
Wednesday
Showers and thunderstorms. Mostly cloudy, with a high near 83.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Juneteenth
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Byron IL
 42.13°N 89.27°W
Last Update:
9:42 pm CDT Jun 13, 2025
Forecast Valid:
12am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
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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