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.

Fair

52°F

11°C

Humidity 77%
Wind Speed NW 8 mph
Barometer 30.30 in (1025.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 6 Apr 1:56 am CDT
Extended Forecast for

5 Miles NE Prairie Lea TX

  • Overnight

    Overnight: Partly cloudy, with a low around 49. North wind around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Northeast wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. Calm wind becoming east around 5 mph in the morning.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. East southeast wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming calm after midnight.

    Low: 61 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Light east southeast wind becoming southeast 5 to 10 mph in the afternoon.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. Southeast wind 5 to 10 mph.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. North wind around 5 mph.
Monday
Sunny, with a high near 74. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 47. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 78. Calm wind becoming east around 5 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 55. East southeast wind around 5 mph becoming calm after midnight.
Wednesday
Partly sunny, with a high near 79. Light east wind becoming southeast 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Light east southeast wind becoming southeast 5 to 10 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 63. Southeast wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83.
Friday Night
Mostly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Prairie Lea TX
 29.77°N 97.67°W (Elev. 404 ft)
Last Update:
2:48 am CDT Apr 6, 2026
Forecast Valid:
2am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation