7-Day Forecast 29.88°N 97.94°W (Text-Only)
NWS Forecast for: San Marcos TX
Issued by: National Weather Service Austin/San Antonio, TX
Last Update: 3:24 am CDT May 9, 2024




Today: A 20 percent chance of showers and thunderstorms after 4pm. Some of the storms could be severe. Areas of dense fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 92. Heat index values as high as 102. South southeast wind 5 to 10 mph becoming east in the morning.

Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Mostly cloudy, with a low around 68. North northeast wind 5 to 10 mph.

Friday: Partly sunny, with a high near 84. Northeast wind around 15 mph, with gusts as high as 20 mph.

Friday Night: Mostly cloudy, with a low around 66. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

Saturday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 80. East wind around 10 mph. Chance of precipitation is 20%.

Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 65. East wind around 10 mph.

Sunday: Showers and thunderstorms likely, mainly after 1pm. Cloudy, with a high near 77. East southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.

Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64.

Tuesday: Sunny, with a high near 89.

Tuesday Night: Partly cloudy, with a low around 67.

Wednesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.



San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)

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