National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Extreme Heat and Excessive Rainfall Potential

Dangerous and extreme heat will remain across portions of the central U.S. this week, persisting across the mid to lower Mississippi Valley, Gulf Coast, southern Plains and portions of Texas. A heat wave over the Southwest U.S. will peak this weekend. Heavy to excessive rainfall may produce flash flooding from the Delmarva Peninsula north into the Hudson Valley today and tonight. Read More >

Current conditions at

Alpine, Alpine-Casparis Municipal Airport (KE38)

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

Fair

87°F

31°C

Humidity 32%
Wind Speed SW 10 mph
Barometer 30.09 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 28 Jul 10:15 am CDT
Extended Forecast for

Marathon TX

  • Today

    Today: Sunny, with a high near 97. East wind around 10 mph.

    High: 97 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 68. Southeast wind 5 to 15 mph.

    Low: 68 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. East wind 5 to 10 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. East wind 10 to 15 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Southeast wind around 10 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Friday Night

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

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 97. East wind around 10 mph.
Tonight
Clear, with a low around 68. Southeast wind 5 to 15 mph.
Wednesday
Sunny, with a high near 95. East wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 68. East wind 10 to 15 mph.
Thursday
Sunny, with a high near 95. Southeast wind around 10 mph.
Thursday Night
Mostly clear, with a low around 69.
Friday
Sunny, with a high near 97.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny, with a high near 97.
Saturday Night
Mostly clear, with a low around 70.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marathon TX
 30.21°N 103.24°W (Elev. 4081 ft)
Last Update:
6:06 am CDT Jul 28, 2026
Forecast Valid:
10am CDT Jul 28, 2026-6pm CDT Aug 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation