National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

74°F

23°C

Humidity 50%
Wind Speed N 5 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 7 Oct 8:56 pm CDT
Extended Forecast for

5 Miles ENE Fischer TX

  • Tonight

    Tonight: Clear, with a low around 63. Calm wind becoming north northeast around 5 mph.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. North northwest wind around 5 mph becoming east northeast in the afternoon.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. East northeast wind around 5 mph becoming calm.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. East northeast wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. North northwest wind around 5 mph becoming northeast in the afternoon.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. East wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. Southeast wind around 5 mph becoming calm after midnight.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 63. Calm wind becoming north northeast around 5 mph.
Thursday
Sunny, with a high near 90. North northwest wind around 5 mph becoming east northeast in the afternoon.
Thursday Night
Mostly clear, with a low around 67. East northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 88. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 65. East northeast wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 90. North northwest wind around 5 mph becoming northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 65. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 69. Southeast wind around 5 mph becoming calm after midnight.
Columbus Day
Mostly sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 72.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Fischer TX
 30.01°N 98.21°W (Elev. 997 ft)
Last Update:
6:42 pm CDT Oct 7, 2026
Forecast Valid:
9pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation