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

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

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Overcast

68°F

20°C

Humidity 73%
Wind Speed S 6 mph
Barometer 30.05 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 25 Jul 8:35 am CDT
Extended Forecast for

Riverdale IL

  • Today

    Today: Patchy drizzle between 10am and 1pm. Mostly cloudy, with a high near 77. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 77 °F

    Patchy
    Drizzle

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 70 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 90. Heat index values as high as 98. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 90 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 77 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Patchy drizzle between 10am and 1pm. Mostly cloudy, with a high near 77. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 70. South southwest wind around 5 mph, with gusts as high as 10 mph.
Sunday
Partly sunny, with a high near 90. Heat index values as high as 98. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 69.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverdale IL
 41.64°N 87.63°W
Last Update:
7:40 am CDT Jul 25, 2026
Forecast Valid:
8am CDT Jul 25, 2026-6pm CDT Jul 31, 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