National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Alpine, Alpine-Casparis Municipal Airport (KE38)

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

Fair

72°F

22°C

Humidity 54%
Wind Speed SW 15 G 20 mph
Barometer 30.14 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 May 10:15 am CDT
Extended Forecast for

4 Miles E Marathon TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 55. South wind 5 to 15 mph.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Southwest wind 10 to 15 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Southwest wind 5 to 15 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 7pm. Mostly clear, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly sunny, with a high near 81. Southwest wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 55. South wind 5 to 15 mph.
Friday
Sunny, with a high near 86. Southwest wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 58. Southwest wind 5 to 15 mph.
Saturday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 56. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 57.
Memorial Day
Sunny, with a high near 85.
Monday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Marathon TX
 30.19°N 103.19°W (Elev. 4137 ft)
Last Update:
6:06 am CDT May 21, 2026
Forecast Valid:
10am CDT May 21, 2026-6pm CDT May 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation