Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Overcast

73°F

23°C

Humidity 94%
Wind Speed S 7 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Last update 26 Jul 1:54 am CDT
Extended Forecast for

4 Miles SE Belvidere IL

Heat Advisory July 26, 12:00pm until July 26, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 71. Calm wind becoming south southwest around 5 mph.

    Low: 71 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 89. Heat index values as high as 100. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 73. South southwest wind around 5 mph becoming west northwest after midnight. Winds could gust as high as 10 mph.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, then gradually becoming sunny, with a high near 90. Heat index values as high as 102. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 70. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Calm wind becoming south southwest around 5 mph.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 100. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South southwest wind around 5 mph becoming west northwest after midnight. Winds could gust as high as 10 mph.
Monday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, then gradually becoming sunny, with a high near 90. Heat index values as high as 102. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 63.
Friday
A chance of showers. Partly sunny, with a high near 84.
Friday Night
A chance of showers. Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Belvidere IL
 42.2°N 88.8°W
1:21 am CDT Jul 26, 2026
2am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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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