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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

62°F

17°C

Humidity 56%
Wind Speed N 6 mph
Barometer 30.04 in (1016.8 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Jan 9:56 pm CST
Extended Forecast for

2 Miles SW Hays TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. North northwest wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. North northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. North northeast wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. Northwest wind around 5 mph becoming southeast in the afternoon.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South southeast wind around 5 mph becoming west southwest after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. Southwest wind around 5 mph.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Southwest wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. North northwest wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Mostly sunny, with a high near 58. North northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Partly cloudy, with a low around 35. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 62. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 38. North northeast wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 63. Northwest wind around 5 mph becoming southeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 41. South southeast wind around 5 mph becoming west southwest after midnight.
Tuesday
Mostly cloudy, with a high near 62. Southwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 42. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 63.
Thursday Night
Clear, with a low around 38.
Friday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Hays TX
 30.09°N 97.89°W (Elev. 801 ft)
Last Update:
10:52 pm CST Jan 9, 2026
Forecast Valid:
10pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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