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

Alpine, Alpine-Casparis Municipal Airport (KE38)

Lat: 30.38°NLon: 103.68°WElev: 4514ft.

Fair

65°F

18°C

Humidity 67%
Wind Speed SW 6 mph
Barometer 30.22 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Aug 4:55 am CDT
Extended Forecast for

18 Miles S Marathon TX

  • Today

    Today: Increasing clouds, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.

    High: 97 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 69. East wind 5 to 10 mph.

    Low: 69 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 98. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 98 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. East wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. North wind 5 to 15 mph becoming southeast in the afternoon.

    High: 97 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 69. East wind 5 to 10 mph.
Thursday
Sunny, with a high near 98. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 71. East wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 97. North wind 5 to 15 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 97.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 97.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 97.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles S Marathon TX
 29.94°N 103.22°W (Elev. 3471 ft)
1:36 am CDT Aug 19, 2026
5am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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