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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Current conditions at

Centralia Municipal Airport (KENL)

Lat: 38.51°NLon: 89.09°WElev: 525ft.

Fair

92°F

33°C

Humidity 65%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 13 Aug 2:15 pm CDT
Extended Forecast for

Germantown ILSimilar City Names

Extreme Heat Warning August 13, 02:39pm until August 15, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 13, 02:39pm until August 15, 09:00pm

    NOW until 9:00pm Sat

    Extreme Heat Warning

  • This Afternoon

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind around 6 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 96. Heat index values as high as 115. Light south wind.

    High: 96 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Calm wind becoming southeast around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Light southwest wind.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. Heat index values as high as 116. Light south wind.
Tonight
Mostly clear, with a low around 75. South wind around 6 mph.
Friday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 96. Heat index values as high as 115. Light south wind.
Friday Night
Mostly clear, with a low around 76. Calm wind becoming southeast around 5 mph.
Saturday
Sunny and hot, with a high near 97. Light southwest wind.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 95.
Sunday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 72. Chance of precipitation is 40%.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Germantown ILSimilar City Names
 38.55°N 89.53°W (Elev. 430 ft)
Last Update:
1:41 pm CDT Aug 13, 2026
Forecast Valid:
2pm CDT Aug 13, 2026-6pm CDT Aug 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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