Hazardous Weather Conditions
Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Fair and Breezy
45°F
7°C
| Humidity | 30% |
| Wind Speed | N 22 G 30 mph |
| Barometer | 30.37 in (1028.3 mb) |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 16 Mar 9:56 am CDT |
Extended Forecast for
5 Miles ENE Fischer TX
Red Flag Warning March 16, 10:06am until March 16, 08:00pm
NOW until 8:00pm Mon

Red Flag Warning
Today

High: 54 °F
Mostly Sunny
Tonight

Low: 31 °F
Decreasing
CloudsTuesday

High: 65 °F
Sunny
Tuesday Night

Low: 43 °F
Partly Cloudy
Wednesday

High: 77 °F
Sunny
Wednesday Night

Low: 50 °F
Mostly Clear
Thursday

High: 84 °F
Sunny
Thursday Night

Low: 55 °F
Clear
Detailed Forecast
Today
Mostly sunny, with a high near 54. North wind 15 to 20 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 31. North wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 65. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 43. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 77. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 50. South wind around 5 mph.
Thursday
Sunny, with a high near 84. Southwest wind around 5 mph.
Thursday Night
Clear, with a low around 55. South wind around 5 mph.
Friday
Sunny, with a high near 91. Southwest wind around 5 mph.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 93.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 91.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles ENE Fischer TX
30.01°N 98.21°W (Elev. 997 ft)
30.01°N 98.21°W (Elev. 997 ft)
8:44 am CDT Mar 16, 2026
10am CDT Mar 16, 2026-6pm CDT Mar 22, 2026



