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

94°F

34°C

Humidity 16%
Wind Speed N 3 mph
Barometer 30.16 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 19 Aug 4:15 pm CDT
Extended Forecast for

12 Miles NNE Marathon TX

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 66. Southeast wind 5 to 10 mph becoming light south  after midnight.

    Low: 66 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Southeast wind 5 to 15 mph.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Southeast wind 5 to 15 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Southeast wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 66. Southeast wind 5 to 10 mph becoming light south after midnight.
Thursday
Sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 66. Southeast wind 5 to 15 mph.
Friday
Sunny, with a high near 89. Southeast wind 5 to 15 mph.
Friday Night
Mostly clear, with a low around 66. Southeast wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Marathon TX
 30.36°N 103.15°W (Elev. 4980 ft)
1:36 pm CDT Aug 19, 2026
4pm CDT Aug 19, 2026-6pm CDT Aug 26, 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