Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Flora Municipal Airport (KFOA)

Lat: 38.67°NLon: 88.45°WElev: 459ft.

Fair

64°F

18°C

Humidity 88%
Wind Speed S 3 mph
Barometer 30.07 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Sep 5:55 am CDT
Extended Forecast for

Louisville IL

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm.  Sunny and hot, with a high near 97. Heat index values as high as 103. South southeast wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 71. Light and variable wind.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon.  Mostly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming south around 5 mph.  Chance of precipitation is 40%.

    High: 95 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Calm wind becoming west southwest around 6 mph in the morning.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Light east wind.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Sunny and hot, with a high near 97. Heat index values as high as 103. South southeast wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 71. Light and variable wind.
Wednesday
A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon. Mostly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 72. Calm wind.
Thursday
Sunny and hot, with a high near 97. Calm wind becoming west southwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 70. Calm wind.
Friday
Sunny, with a high near 93. Light east wind.
Friday Night
Mostly clear, with a low around 70.
Saturday
Mostly sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
A chance of showers. Mostly sunny, with a high near 87.
Sunday Night
A chance of showers. Partly cloudy, with a low around 62.
Monday
Partly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Louisville IL
 38.76°N 88.52°W (Elev. 499 ft)
6:06 am CDT Sep 15, 2026
6am CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database