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Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
A Few Clouds
79°F
26°C
| Humidity | 85% |
| Wind Speed | S 8 mph |
| Barometer | 29.90 in (1011.7 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 29 Jul 12:56 am CDT |
Extended Forecast for
3 Miles SSW Dale TX
Overnight

Low: 76 °F
Partly Cloudy
Wednesday

High: 100 °F
Hot
Wednesday Night

Low: 77 °F
Mostly Clear
Thursday

High: 100 °F
Hot
Thursday Night

Low: 76 °F
Mostly Clear
Friday

High: 103 °F
Hot
Friday Night

Low: 78 °F
Mostly Clear
Saturday

High: 102 °F
Hot
Saturday Night

Low: 79 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 76. South wind around 5 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing and hot, with a high near 100. Heat index values as high as 107. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, then gradually becoming sunny and hot, with a high near 100. Heat index values as high as 105. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 76. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 103. South southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 78. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and hot, with a high near 102. Southwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 79. East southeast wind around 5 mph becoming southwest after midnight.
Sunday
Mostly sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 103.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 101.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Dale TX
29.82°N 97.54°W (Elev. 427 ft)
29.82°N 97.54°W (Elev. 427 ft)
1:24 am CDT Jul 29, 2026
1am CDT Jul 29, 2026-6pm CDT Aug 4, 2026


