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

9°F

-13°C

Humidity 55%
Wind Speed S 8 mph
Barometer 30.06 in (1019.5 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 5 Dec 2:54 am CST
Extended Forecast for

Forreston IL

  • Overnight

    Overnight: Cloudy, with a low around -4. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: -4 °F

    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26. Wind chill values as low as -6. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy snow and freezing rain before midnight. Mostly cloudy, with a low around 18. Southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 18 °F

    Patchy Wintry
    Mix then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 23. Northwest wind 5 to 10 mph becoming light and variable in the afternoon.

    High: 23 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Snow, mainly after midnight. Low around 13. Light east wind becoming northeast 5 to 10 mph in the evening. Chance of precipitation is 80%.

    Low: 13 °F

    Chance Snow
    then Snow

  • Sunday

    Sunday: A 30 percent chance of snow before noon. Partly sunny, with a high near 22.

    High: 22 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 20.

    High: 20 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow

Detailed Forecast

Overnight
Cloudy, with a low around -4. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 26. Wind chill values as low as -6. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Patchy snow and freezing rain before midnight. Mostly cloudy, with a low around 18. Southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 23. Northwest wind 5 to 10 mph becoming light and variable in the afternoon.
Saturday Night
Snow, mainly after midnight. Low around 13. Light east wind becoming northeast 5 to 10 mph in the evening. Chance of precipitation is 80%.
Sunday
A 30 percent chance of snow before noon. Partly sunny, with a high near 22.
Sunday Night
Mostly cloudy, with a low around -2.
Monday
Mostly cloudy, with a high near 20.
Monday Night
A chance of snow. Mostly cloudy, with a low around 12.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
Snow likely. Cloudy, with a low around 26.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 8.
Thursday
Partly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Forreston IL
 42.12°N 89.57°W
Last Update:
3:11 am CST Dec 5, 2025
Forecast Valid:
3am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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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