Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

Alpine, Alpine-Casparis Municipal Airport (KE38)

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

Mostly Cloudy

69°F

21°C

Humidity 66%
Wind Speed SW 12 mph
Barometer 30.17 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 30 Jun 12:15 am CDT
Extended Forecast for

16 Miles S Marathon TX

  • Overnight

    Overnight: Isolated showers and thunderstorms before 1am.  Mostly cloudy, with a low around 69. East wind around 5 mph becoming south.  Chance of precipitation is 20%.

    Low: 69 °F

    Isolated
    T-storms

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly after 4pm.  Mostly cloudy, then gradually becoming sunny, with a high near 91. Southeast wind 5 to 10 mph.  Chance of precipitation is 40%.

    High: 91 °F

    Partly Sunny
    then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms, mainly before 7pm.  Mostly cloudy, with a low around 68. East wind 10 to 15 mph.  Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. Southeast wind around 5 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am.  Mostly cloudy, with a low around 67. East wind 5 to 15 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers and thunderstorms before 1am. Mostly cloudy, with a low around 69. East wind around 5 mph becoming south. Chance of precipitation is 20%.
Tuesday
Scattered showers and thunderstorms, mainly after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 91. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 68. East wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Southeast wind around 5 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 67. East wind 5 to 15 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 69.
Independence Day
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles S Marathon TX
 29.99°N 103.2°W (Elev. 3875 ft)
12:06 am CDT Jun 30, 2026
12am CDT Jun 30, 2026-6pm CDT Jul 6, 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