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

Heavy Rain Continues in South-central Texas; Heat Wave in California

A slow moving front will maintain the threat of flash/urban flooding across southern and central Texas today and the Central Gulf Coast and Southeast through the weekend. Abnormally, potentially record-breaking temperatures will impact southern California and stretch north toward the Bay Area and Central Valley through next week. Read More >

Current conditions at

Alpine, Alpine-Casparis Municipal Airport (KE38)

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

Fair

66°F

19°C

Humidity 52%
Wind Speed N 6 mph
Barometer 30.15 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 1 Oct 9:15 pm CDT
Extended Forecast for

Marathon TX

  • Tonight

    Tonight: Mostly clear, with a low around 57. North wind 10 to 15 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers, mainly between 10am and 4pm. Mostly sunny, with a high near 73. North wind around 15 mph.

    High: 73 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 10pm, then a chance of showers after 1am. Mostly cloudy, with a low around 55. North wind 10 to 15 mph. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 70. North wind 5 to 15 mph.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 54. North wind 5 to 10 mph becoming light northeast in the evening.

    Low: 54 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. North wind 10 to 15 mph.
Friday
A 30 percent chance of showers, mainly between 10am and 4pm. Mostly sunny, with a high near 73. North wind around 15 mph.
Friday Night
A slight chance of showers before 10pm, then a chance of showers after 1am. Mostly cloudy, with a low around 55. North wind 10 to 15 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 70. North wind 5 to 15 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54. North wind 5 to 10 mph becoming light northeast in the evening.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
A slight chance of showers. Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 81.
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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 pm CDT Oct 1, 2026
Forecast Valid:
9pm CDT Oct 1, 2026-6pm CDT Oct 8, 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