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.

Fair

69°F

21°C

Humidity 71%
Wind Speed SW 13 mph
Barometer 30.15 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 30 Jun 2:35 am CDT
Extended Forecast for

11 Miles SSE Marathon TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 68. Southeast wind around 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 67. Southeast wind 15 to 20 mph becoming southwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 30%.

    Low: 67 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 87. Southeast wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. East wind 15 to 20 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 68. Southeast wind around 10 mph.
Tuesday
Scattered showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 67. Southeast wind 15 to 20 mph becoming southwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 66. East wind 15 to 20 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 68.
Independence Day
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Marathon TX
 30.06°N 103.15°W (Elev. 4098 ft)
1:36 am CDT Jun 30, 2026
2am 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