Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Overcast

70°F

21°C

Humidity 87%
Wind Speed N 7 mph
Barometer 30.22 in (1022.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Sep 6:54 pm CDT
Extended Forecast for

2 Miles NNW Belvidere IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Northeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 2pm.  Partly sunny, with a high near 72. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 61. East wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 73. South wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 100%.

    High: 73 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 61. Northeast wind 5 to 10 mph.  Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers after 1pm.  Mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 55. Chance of precipitation is 50%.

    Low: 55 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly before 1pm.  Cloudy, with a high near 63.

    High: 63 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. Northeast wind around 5 mph, with gusts as high as 15 mph.
Friday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 72. East wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 61. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and possibly a thunderstorm. High near 73. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%.
Saturday Night
Showers and possibly a thunderstorm. Low around 61. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday
Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers after 1pm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Sunday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Monday
Showers likely, mainly before 1pm. Cloudy, with a high near 63.
Monday Night
A chance of showers. Mostly cloudy, with a low around 50.
Tuesday
Mostly cloudy, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Belvidere IL
 42.27°N 88.85°W
2:41 pm CDT Sep 17, 2026
7pm CDT Sep 17, 2026-6pm CDT Sep 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database