Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

83°F

28°C

Humidity 59%
Wind Speed SW 3 mph
Barometer 29.94 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 Aug 2:10 am CDT
Extended Forecast for

3 Miles S Miller's Cove TX

Heat Advisory August 19, 02:25am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 02:25am until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Overnight

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 104. Heat index values as high as 107. Southwest wind 5 to 10 mph.

    High: 104 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 80. South wind 5 to 10 mph.

    Low: 80 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind 5 to 10 mph.

    High: 104 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 78. Calm wind becoming southwest around 5 mph after midnight.

    Low: 78 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

Detailed Forecast

Overnight
Mostly clear, with a low around 78. Southwest wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 104. Heat index values as high as 107. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 80. South wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 78. Calm wind becoming southwest around 5 mph after midnight.
Friday
Sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 77.
Saturday
Sunny and hot, with a high near 102.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny and hot, with a high near 102.
Monday Night
Mostly clear, with a low around 79.
Tuesday
Sunny and hot, with a high near 101.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Miller's Cove TX
 33.11°N 95.14°W (Elev. 476 ft)
1:40 am CDT Aug 19, 2026
2am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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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