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.

Overcast

34°F

1°C

Humidity 59%
Wind Speed Vrbl 3 mph
Barometer 30.20 in (1023.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 3 Mar 1:54 am CST
Extended Forecast for

Belvidere IL

  • Overnight

    Overnight: A chance of sprinkles between 3am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 45. Northeast wind around 5 mph.

    High: 45 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30. East northeast wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 3pm. Partly sunny, with a high near 46. East wind 5 to 10 mph.

    High: 46 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 39. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Cloudy, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers. Cloudy, with a high near 65.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers

Detailed Forecast

Overnight
A chance of sprinkles between 3am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 45. Northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 30. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 46. East wind 5 to 10 mph.
Wednesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 39. East wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before noon. Cloudy, with a high near 49. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
Showers. Cloudy, with a high near 65.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Saturday
A chance of showers before noon. Partly sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belvidere IL
 42.25°N 88.86°W
Last Update:
2:26 am CST Mar 3, 2026
Forecast Valid:
2am CST Mar 3, 2026-6pm CDT Mar 9, 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