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

Hearne, Hearne Municipal Airport (KLHB)

Lat: 30.87°NLon: 96.62°WElev: 285ft.

Fair

77°F

25°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Aug 7:15 am CDT
Extended Forecast for

Calvert TXSimilar City Names

Heat Advisory August 19, 07:41am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 07:41am until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 103 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 103. Heat index values as high as 108. South southwest wind 5 to 10 mph.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 103. South southwest wind around 5 mph.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 80. Southeast wind around 5 mph becoming south southwest after midnight.

    Low: 80 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 104. South southwest wind around 5 mph becoming southeast in the afternoon.

    High: 104 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. East southeast wind around 5 mph becoming south southwest after midnight.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny and hot, with a high near 103. Heat index values as high as 107. South wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 77. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny and hot, with a high near 103. Heat index values as high as 108. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 103. South southwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 80. Southeast wind around 5 mph becoming south southwest after midnight.
Saturday
Sunny and hot, with a high near 104. South southwest wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 79. East southeast wind around 5 mph becoming south southwest after midnight.
Sunday
Sunny and hot, with a high near 105. South southwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 103.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 103.
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ABOUT THIS FORECAST

 
Point Forecast:
Calvert TXSimilar City Names
 30.99°N 96.67°W (Elev. 348 ft)
6:12 am CDT Aug 19, 2026
7am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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