Hazardous Weather Conditions
Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Partly Cloudy
82°F
28°C
| Humidity | 85% |
| Wind Speed | SE 13 mph |
| Barometer | 29.84 in (1009.7 mb) |
| Dewpoint | 77°F (25°C) |
| Visibility | 10.00 mi |
| Heat Index | 90°F (32°C) |
| Last update | 23 May 8:56 am CDT |
Extended Forecast for
San Marcos TX
Today
High: 94 °F
Haze then
Mostly SunnyTonight
Low: 75 °F
Increasing
CloudsFriday
High: 98 °F
Partly Sunny
then Slight
Chance
T-stormsFriday Night
Low: 73 °F
Slight Chance
T-stormsSaturday
High: 97 °F
Mostly Sunny
Saturday Night
Low: 75 °F
Partly Cloudy
Sunday
High: 101 °F
Hot
Sunday Night
Low: 73 °F
Mostly Clear
Memorial Day
High: 97 °F
Mostly Sunny
then Slight
Chance
T-storms
Detailed Forecast
Today
Widespread haze before 11am. Mostly sunny, with a high near 94. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 109. South wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 97. South wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny and hot, with a high near 101. South southwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 73. Southeast wind around 5 mph.
Memorial Day
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. South southwest wind 5 to 10 mph becoming east northeast in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Mostly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 92.
Additional Forecasts and Information
ABOUT THIS FORECAST
Point Forecast:
San Marcos TX
29.88°N 97.94°W (Elev. 577 ft)
29.88°N 97.94°W (Elev. 577 ft)
9:44 am CDT May 23, 2024
9am CDT May 23, 2024-6pm CDT May 29, 2024
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
