National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Heavy to Excessive Rainfall and Hot Temperatures This Week

Heavy to excessive rainfall could bring areas of flooding at times Monday through Thursday across parts of the central Plains into the Midwest as well as southern Arizona and New Mexico. Hot temperatures and high humidity will continue across much of east Texas into the lower and mid-Mississippi Valley through at least midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Patches Fog

48°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 30.25 in (1024.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 14 Sep 12:54 am CDT
Extended Forecast for

Rockford IL

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Patchy Fog

  • Monday

    Monday: A 30 percent chance of showers, mainly after 5pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 75. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 75 °F

    Patchy Fog
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 65. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 80. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming north northeast after midnight. Winds could gust as high as 10 mph.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 1pm. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 47. Calm wind.
Monday
A 30 percent chance of showers, mainly after 5pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 75. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
A chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 65. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 80. South southwest wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming north northeast after midnight. Winds could gust as high as 10 mph.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Thursday
A chance of showers before 1pm. Mostly cloudy, with a high near 77.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Partly sunny, with a high near 76.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61.
Saturday
A chance of showers. Partly sunny, with a high near 78.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 58.
Sunday
A chance of showers. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rockford IL
 42.26°N 89.09°W
Last Update:
11:51 pm CDT Sep 13, 2026
Forecast Valid:
1am CDT Sep 14, 2026-6pm CDT Sep 20, 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