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.

A Few Clouds

16°F

-9°C

Humidity 54%
Wind Speed N 12 mph
Barometer 30.26 in (1026.1 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 7 Dec 3:54 pm CST
Extended Forecast for

Belvidere IL

  • Tonight

    Tonight: Increasing clouds, with a temperature falling to near 0 by 8pm, then rising to around 7 during the remainder of the night. Wind chill values as low as -12. North wind 5 to 10 mph becoming light and variable after midnight.

    Low: 0 °F⇑

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 22. Light east southeast wind becoming south 5 to 10 mph in the morning.

    High: 22 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a temperature rising to around 26 by 5am. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 17 °F⇑

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 35. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Rain and snow before 9pm, then rain between 9pm and 3am, then snow likely after 3am. Low around 31. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 31 °F

    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 33. Breezy.

    High: 33 °F

    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 22.

    High: 22 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a temperature falling to near 0 by 8pm, then rising to around 7 during the remainder of the night. Wind chill values as low as -12. North wind 5 to 10 mph becoming light and variable after midnight.
Monday
Mostly cloudy, with a high near 22. Light east southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a temperature rising to around 26 by 5am. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Cloudy, with a high near 35. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Rain and snow before 9pm, then rain between 9pm and 3am, then snow likely after 3am. Low around 31. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 33. Breezy.
Wednesday Night
Mostly cloudy, with a low around 11.
Thursday
A chance of snow. Partly sunny, with a high near 22.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 3.
Friday
Mostly cloudy, with a high near 14.
Friday Night
Mostly cloudy, with a low around -3.
Saturday
Partly sunny and cold, with a high near 7.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 11.
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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:
3:11 pm CST Dec 7, 2025
Forecast Valid:
4pm CST Dec 7, 2025-6pm CST Dec 14, 2025
 
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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