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

Hazardous Weather Conditions

Current conditions at

Poplar Bluff, Poplar Bluff Municipal Airport (KPOF)

Lat: 36.77°NLon: 90.32°WElev: 328ft.

Fair

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.15 in (1020.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 18 Sep 5:53 am CDT
Extended Forecast for

5 Miles SE Williamsville MO

Heat Advisory September 18, 06:37am until September 20, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 06:37am until September 20, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Today

    High: 99 °F

    Hot

  • Tonight

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

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 92 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 63. North wind 3 to 5 mph.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny and hot, with a high near 99. Heat index values as high as 105. Light and variable wind.
Tonight
Mostly clear, with a low around 70. Calm wind.
Saturday
Sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 69. Calm wind.
Sunday
Mostly sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 68. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 63. North wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 81. North wind 5 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 57. North wind 3 to 8 mph.
Wednesday
Mostly sunny, with a high near 79. North wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 54. Light north northeast wind.
Thursday
Mostly sunny, with a high near 80. Calm wind becoming north around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Williamsville MO
 36.91°N 90.5°W
Last Update:
6:01 am CDT Sep 18, 2026
Forecast Valid:
6am CDT Sep 18, 2026-6pm CDT Sep 24, 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