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

Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

72°F

22°C

Humidity 46%
Wind Speed N 9 mph
Barometer 30.04 in (1016.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Dec 10:56 am CST
Extended Forecast for

Martindale TX

  • Today

    Today: Sunny, with a high near 73. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 39. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    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: Mostly clear, with a low around 50. South wind around 5 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76. South southwest wind 5 to 10 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58. South wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 78. North wind around 5 mph becoming south in the morning.

    High: 78 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. Southeast wind around 5 mph becoming north northeast after midnight.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 73. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Clear, with a low around 39. North wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 70. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Mostly clear, with a low around 50. South wind around 5 mph.
Friday
Mostly sunny, with a high near 76. South southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 58. South wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 78. North wind around 5 mph becoming south in the morning.
Saturday Night
Partly cloudy, with a low around 57. Southeast wind around 5 mph becoming north northeast after midnight.
Sunday
Mostly cloudy, with a high near 66. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Cloudy, with a high near 64.
Monday Night
A 20 percent chance of showers. Cloudy, with a low around 52.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martindale TX
 29.84°N 97.83°W (Elev. 502 ft)
Last Update:
11:02 am CST Dec 10, 2025
Forecast Valid:
11am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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