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

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Mostly Cloudy

69°F

21°C

Humidity 93%
Wind Speed S 5 mph
Barometer 29.85 in (1009.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Apr 5:56 am CDT
Extended Forecast for

Kyle TX

  • Today

    Today: A chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a temperature rising to near 72 by noon, then falling to around 64 during the remainder of the day. South wind 10 to 15 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F⇓

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am. Mostly cloudy, with a low around 52. North northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 71. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 66. East northeast wind around 5 mph.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 56. East wind around 5 mph.

    Low: 56 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 70. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. Southeast wind 5 to 10 mph.

    Low: 62 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a temperature rising to near 72 by noon, then falling to around 64 during the remainder of the day. South wind 10 to 15 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am. Mostly cloudy, with a low around 52. North northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly sunny, with a high near 71. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 66. East northeast wind around 5 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 56. East wind around 5 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 70. East wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. Southeast wind 5 to 10 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Mostly cloudy, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kyle TX
 29.99°N 97.89°W (Elev. 791 ft)
Last Update:
5:44 am CDT Apr 18, 2026
Forecast Valid:
6am CDT Apr 18, 2026-6pm CDT Apr 24, 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