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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

87°F

31°C

Humidity 61%
Wind Speed S 14 G 24 mph
Barometer 30.03 in (1016.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 9 Aug 10:54 am CDT
Extended Forecast for

Germantown Hills IL

  • Today

    Today: Mostly sunny, with a high near 91. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 23 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. South wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 8 to 10 mph becoming west in the morning. Winds could gust as high as 17 mph.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 6 mph.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. South southwest wind 6 to 8 mph. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. West southwest wind 3 to 6 mph.

    High: 85 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 91. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 23 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. South wind 9 to 11 mph, with gusts as high as 21 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southwest wind 8 to 10 mph becoming west in the morning. Winds could gust as high as 17 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 6 mph.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. South southwest wind 6 to 8 mph. Chance of precipitation is 50%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. West southwest wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 69.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
Mostly cloudy, with a low around 70.
Thursday
A chance of showers. Partly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Germantown Hills IL
 40.76°N 89.47°W (Elev. 699 ft)
Last Update:
10:40 am CDT Aug 9, 2025
Forecast Valid:
11am CDT Aug 9, 2025-6pm CDT Aug 15, 2025
 
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