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.

Light Rain

48°F

9°C

Humidity 77%
Wind Speed S 12 mph
Barometer 29.91 in (1013.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 3 May 9:54 am CDT
Extended Forecast for

Byron ILSimilar City Names

  • Today

    Today: Scattered showers, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 69. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.

    High: 69 °F

    Breezy.
    Scattered
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 4pm. Sunny, with a high near 78. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 46. West southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 56. North wind around 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 1pm. Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Scattered showers, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 69. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.
Tonight
Mostly clear, with a low around 43. West wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
A 20 percent chance of showers after 4pm. Sunny, with a high near 78. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 25 mph.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 46. West southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 56. North wind around 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A chance of showers after 1pm. Partly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Byron ILSimilar City Names
 42.13°N 89.24°W
Last Update:
9:26 am CDT May 3, 2026
Forecast Valid:
10am CDT May 3, 2026-6pm CDT May 9, 2026
 
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Additional Resources

Radar & Satellite Image

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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