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 86%
Wind Speed SW 3 mph
Barometer 30.16 in (1020.7 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 9 Feb 2:56 am CST
Extended Forecast for

2 Miles SW Hays TX

  • Overnight

    Overnight: Partly cloudy, with a low around 52. Southwest wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 57. South wind 5 to 10 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 76. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 76. South wind around 5 mph becoming north in the afternoon.

    High: 76 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81. Light south wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. Southwest wind around 5 mph.
Monday
Sunny, with a high near 84. Southwest wind 5 to 10 mph.
Monday Night
Increasing clouds, with a low around 57. South wind 5 to 10 mph.
Tuesday
Cloudy, with a high near 76. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 58. South wind around 5 mph.
Wednesday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 76. South wind around 5 mph becoming north in the afternoon.
Wednesday Night
Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 81. Light south wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 58. South wind around 5 mph.
Friday
Mostly cloudy, with a high near 81.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 76.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Hays TX
 30.09°N 97.89°W (Elev. 801 ft)
Last Update:
2:32 am CST Feb 9, 2026
Forecast Valid:
3am CST Feb 9, 2026-6pm CST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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