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

Iuka Airport (K15M)

Lat: 34.77°NLon: 88.17°WElev: 626ft.

Fog/Mist

82°F

28°C

Humidity 95%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 81°F (27°C)
Visibility 3.00 mi
Heat Index93°F (34°C)
Last update 12 Aug 8:15 pm CDT
Extended Forecast for

7 Miles SE Pickwick Dam TN

Heat Advisory until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 16, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 95. Heat index values as high as 108. West southwest wind around 5 mph.

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. Calm wind.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 109. West southwest wind around 5 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 77. Calm wind becoming south southwest around 5 mph.
Thursday
Mostly sunny, with a high near 95. Heat index values as high as 108. West southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 78. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 109. West southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 76. Calm wind.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Pickwick Dam TN
 34.99°N 88.16°W (Elev. 502 ft)
Last Update:
7:50 pm CDT Aug 12, 2026
Forecast Valid:
8pm CDT Aug 12, 2026-6pm CDT Aug 19, 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