Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Alpine, Alpine-Casparis Municipal Airport (KE38)

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

Partly Cloudy

79°F

26°C

Humidity 18%
Wind Speed W 8 mph
Barometer 30.17 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 13 Apr 3:15 pm CDT
Extended Forecast for

13 Miles SE Marathon TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming north after midnight.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 83. North wind 5 to 15 mph becoming southeast in the morning.  Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 57. Southeast wind 10 to 15 mph becoming light and variable  after midnight.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Wednesday Night

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

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. South wind 5 to 10 mph.
Tonight
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming north after midnight.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. North wind 5 to 15 mph becoming southeast in the morning. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southeast wind 10 to 15 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A chance of showers. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SE Marathon TX
 30.09°N 103.08°W (Elev. 3898 ft)
3:26 pm CDT Apr 13, 2026
3pm CDT Apr 13, 2026-6pm CDT Apr 19, 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