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

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

74°F

23°C

Humidity 97%
Wind Speed E 15 G 22 mph
Barometer 29.83 in (1009.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 3 May 4:56 pm CDT
Extended Forecast for

4 Miles SSW San Marcos TX

  • This Afternoon

    This Afternoon: A 30 percent chance of showers. Cloudy, with a steady temperature around 72. East wind around 15 mph.

    High: 72 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 69. East southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly cloudy, with a high near 85. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, with a high near 85. South wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 85 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 72. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers. Cloudy, with a steady temperature around 72. East wind around 15 mph.
Tonight
A chance of showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 69. East southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 85. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 85. South wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 72. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 72.
Wednesday
Partly sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Partly sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 69.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 87.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW San Marcos TX
 29.83°N 97.94°W (Elev. 610 ft)
Last Update:
4:42 pm CDT May 3, 2024
Forecast Valid:
5pm CDT May 3, 2024-6pm CDT May 10, 2024
 
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