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Extreme Heat in the Central US Expands to the Southeast; Severe Weather & Flash Flooding Threats in the Plains & Upper Midwest Tonight.

Dangerous heat continues across portions of the Central and Southeast U.S. through July. Heavy rains, flooding, & severe weather are possible across the Plains & Upper Midwest to the upper Great Lakes tonight, with the heavy rain and flooding threat continuing through Friday. Tropical Depression 12W brings heavy rain to Guam & the Marianas through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Poplar Bluff, Poplar Bluff Municipal Airport (KPOF)

Lat: 36.77°NLon: 90.32°WElev: 328ft.

Fair

92°F

33°C

Humidity 62%
Wind Speed S 5 mph
Barometer 30.02 in (1015.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 23 Jul 6:53 pm CDT
Extended Forecast for

Lilbourn MO

Extreme Heat Warning July 23, 07:08pm until July 24, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 23, 07:08pm until July 24, 07:00pm

    NOW until 7:00pm Thu

    Extreme Heat Warning

  • Tonight

    Low: 79 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Heat index values as high as 109. South wind 5 to 7 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South southeast wind around 6 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Heat index values as high as 106. South wind 5 to 8 mph.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. South wind around 6 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. South southwest wind 6 to 10 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78. South southwest wind around 6 mph.

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 6 to 8 mph.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers before 9pm. Mostly clear, with a low around 79. Light south southeast wind.
Thursday
Sunny, with a high near 94. Heat index values as high as 109. South wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 78. South southeast wind around 6 mph.
Friday
Sunny, with a high near 93. Heat index values as high as 106. South wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 77. South wind around 6 mph.
Saturday
Sunny, with a high near 92. South southwest wind 6 to 10 mph.
Saturday Night
Mostly clear, with a low around 78. South southwest wind around 6 mph.
Sunday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 78. South southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 95. Calm wind becoming west southwest 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 78. Light southwest wind.
Tuesday
Sunny and hot, with a high near 97. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 78. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 95. North wind 3 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lilbourn MO
 36.6°N 89.62°W
Last Update:
5:47 pm CDT Jul 23, 2025
Forecast Valid:
7pm CDT Jul 23, 2025-6pm CDT Jul 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation