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.

Fair

76°F

24°C

Humidity 21%
Wind Speed W 10 mph
Barometer 30.25 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 13 Apr 11:35 am CDT
Extended Forecast for

6 Miles SE Marathon TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 83. West wind 5 to 10 mph becoming south in the afternoon.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 59. South wind 5 to 10 mph becoming north after midnight.  Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm.  Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am.  Mostly cloudy, with a low around 57. Southwest wind 10 to 15 mph becoming southwest 5 to 10 mph after midnight.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 80. West wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °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 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. West wind 5 to 10 mph becoming south in the afternoon.
Tonight
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 57. Southwest wind 10 to 15 mph becoming southwest 5 to 10 mph after midnight. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 80. West wind 5 to 10 mph.
Wednesday Night
Clear, with a low around 55.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
A chance of showers. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Marathon TX
 30.15°N 103.16°W (Elev. 4242 ft)
6:07 am CDT Apr 13, 2026
11am 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