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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

64°F

18°C

Humidity 35%
Wind Speed S 13 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 9 Dec 12:56 pm CST
Extended Forecast for

Lockhart TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. South southwest wind 5 to 10 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Southwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. North wind 5 to 10 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. North wind around 5 mph becoming south in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. South wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. South southwest wind 5 to 10 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 67. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 44. South southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 72. Southwest wind 5 to 10 mph becoming north northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. North wind 5 to 10 mph.
Thursday
Sunny, with a high near 70. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 51. South wind around 5 mph.
Friday
Partly sunny, with a high near 77. South southwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Saturday
Partly sunny, with a high near 79. South wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly cloudy, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
12:44 pm CST Dec 9, 2025
Forecast Valid:
1pm CST Dec 9, 2025-6pm CST Dec 15, 2025
 
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