Dangerous Heat in the East; Critical Fire Weather in the 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 today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Alpine, Alpine-Casparis Municipal Airport (KE38)

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

Fair

81°F

27°C

Humidity 44%
Wind Speed SW 6 mph
Barometer 30.12 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 29 Jun 10:15 am CDT
Extended Forecast for

9 Miles SW Marathon TX

  • Today

    Today: Showers and thunderstorms likely, mainly after 4pm.  Mostly sunny, with a high near 92. South wind around 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm.  Mostly cloudy, with a low around 67. Southeast wind 5 to 10 mph becoming southwest after midnight.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    T-storms
    Likely then
    Isolated
    T-storms

  • Tuesday

    Tuesday: Scattered showers between 10am and 1pm, then scattered showers and thunderstorms after 1pm.  Mostly sunny, with a high near 88. South wind 5 to 10 mph.  Chance of precipitation is 50%.

    High: 88 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. South wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 87. South wind around 10 mph.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

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

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 89.

    High: 89 °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 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 92. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 67. Southeast wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Scattered showers between 10am and 1pm, then scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Wednesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. South wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 67.
Independence Day
Sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Marathon TX
 30.14°N 103.34°W (Elev. 4298 ft)
6:06 am CDT Jun 29, 2026
10am CDT Jun 29, 2026-6pm CDT Jul 5, 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