Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Overcast
81°F
27°C
| Humidity | 77% |
| Wind Speed | NW 3 mph |
| Barometer | 29.80 in (1008.4 mb) |
| Dewpoint | 73°F (23°C) |
| Visibility | 9.00 mi |
| Heat Index | 86°F (30°C) |
| Last update | 7 May 10:56 am CDT |
Extended Forecast for
San Marcos TX
This Afternoon
High: 91 °F
Partly Sunny
Tonight
Low: 73 °F
Increasing
CloudsWednesday
High: 93 °F
Decreasing
CloudsWednesday Night
Low: 72 °F
Increasing
CloudsThursday
High: 91 °F
Partly Sunny
then Slight
Chance
T-stormsThursday Night
Low: 66 °F
Partly Cloudy
Friday
High: 79 °F
Mostly Sunny
Friday Night
Low: 62 °F
Mostly Cloudy
Saturday
High: 78 °F
Partly Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 91. Heat index values as high as 100. South southeast wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 73. South southeast wind around 10 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 93. Heat index values as high as 103. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Increasing clouds, with a low around 72. South southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Southeast wind 5 to 10 mph becoming east northeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 66. North northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 79. North northeast wind around 20 mph, with gusts as high as 35 mph.
Friday Night
Mostly cloudy, with a low around 62. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 78. East northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Additional Forecasts and Information
ABOUT THIS FORECAST
Point Forecast:
San Marcos TX
29.88°N 97.91°W (Elev. 597 ft)
29.88°N 97.91°W (Elev. 597 ft)
11:42 am CDT May 7, 2024
12pm CDT May 7, 2024-6pm CDT May 13, 2024
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
