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.

Partly Cloudy

44°F

7°C

Humidity 63%
Wind Speed Calm
Barometer 29.99 in (1015.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 10 May 2:54 am CDT
Extended Forecast for

Winnebago IL

  • Overnight

    Overnight: Mostly clear, with a low around 41. North northwest wind around 5 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 63. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 39. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 39 °F

    Gradual
    Clearing

  • Monday

    Monday: Patchy frost before 7am. Otherwise, sunny, with a high near 62. East northeast wind around 5 mph.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. East wind 5 to 15 mph becoming south southeast after midnight. Winds could gust as high as 20 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63. Breezy.

    High: 63 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 41. North northwest wind around 5 mph.
Sunday
Increasing clouds, with a high near 63. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 39. North northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Monday
Patchy frost before 7am. Otherwise, sunny, with a high near 62. East northeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 41. East wind 5 to 15 mph becoming south southeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 63. Breezy.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 70.
Thursday Night
A chance of showers. Partly cloudy, with a low around 50.
Friday
A chance of showers. Partly sunny, with a high near 78.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winnebago IL
 42.26°N 89.24°W
Last Update:
1:21 am CDT May 10, 2026
Forecast Valid:
3am CDT May 10, 2026-6pm CDT May 16, 2026
 
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