| NWS Forecast for: San Marcos TX Issued by: National Weather Service Austin/San Antonio, TX Last Update: 4:44 pm CDT May 13, 2025 |  |
Tonight: Partly cloudy, with a low around 72. South southwest wind 10 to 15 mph. Wednesday: Mostly sunny and hot, with a high near 105. Heat index values as high as 108. South southwest wind 5 to 15 mph, with gusts as high as 20 mph. Wednesday Night: Partly cloudy, with a low around 70. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Thursday: Partly sunny and hot, with a high near 101. South wind 5 to 10 mph, with gusts as high as 20 mph. Thursday Night: Mostly cloudy, with a low around 74. South southeast wind around 10 mph. Friday: Partly sunny and hot, with a high near 101. South wind around 10 mph, with gusts as high as 20 mph. Friday Night: Mostly cloudy, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Saturday: Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph, with gusts as high as 20 mph. Saturday Night: Mostly cloudy, with a low around 74. South southeast wind around 10 mph, with gusts as high as 20 mph. Sunday: Mostly sunny and hot, with a high near 100. Sunday Night: Partly cloudy, with a low around 75. Monday: Partly sunny, with a high near 98. Monday Night: Mostly cloudy, with a low around 75. Tuesday: Partly sunny, with a high near 96. | |
| San Marcos TX 29.88°N 97.94°W (Elev. 577 ft) | |
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