Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Iuka Airport (K15M)

Lat: 34.77°NLon: 88.17°WElev: 626ft.

Fair with Haze

88°F

31°C

Humidity 75%
Wind Speed SE 3 mph
Barometer 29.93 in
Dewpoint 79°F (26°C)
Visibility 2.00 mi
Heat Index103°F (39°C)
Last update 19 Aug 6:35 pm CDT
Extended Forecast for

5 Miles SE Pickwick Dam TN

  • Tonight

    Tonight: A 10 percent chance of showers after 5am.  Partly cloudy, with a low around 77. South southeast wind around 5 mph becoming west southwest after midnight.

    Low: 77 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly between 3pm and 5pm.  Mostly sunny, with a high near 93. Heat index values as high as 105. Southeast wind around 5 mph becoming west in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 74. Calm wind.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 91 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 10 percent chance of showers after 5am. Partly cloudy, with a low around 77. South southeast wind around 5 mph becoming west southwest after midnight.
Thursday
A 50 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 93. Heat index values as high as 105. Southeast wind around 5 mph becoming west in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before midnight, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 74. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Calm wind.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 91.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Pickwick Dam TN
 35°N 88.19°W (Elev. 413 ft)
6:28 pm CDT Aug 19, 2026
6pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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