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

Hazardous Weather Conditions

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

100°F

38°C

Humidity 24%
Wind Speed S 13 G 18 mph
Barometer 29.70 in (1004.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 13 May 2:53 pm CDT
Extended Forecast for

3 Miles SSE San Antonio TX

Heat Advisory until May 14, 01:00pm
Extreme Heat Warning May 14, 01:00pm until May 14, 09:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Heat Advisory until May 14, 01:00pm

    NOW until 1:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 105 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 106. Heat index values as high as 109. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 106 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 73. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 104. South wind 5 to 10 mph.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 103. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 105. Southwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 74. South wind 5 to 10 mph.
Wednesday
Mostly sunny and hot, with a high near 106. Heat index values as high as 109. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 73. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny and hot, with a high near 104. South wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 75. Southeast wind 5 to 10 mph.
Friday
Partly sunny and hot, with a high near 103. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and hot, with a high near 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny and hot, with a high near 102.
Sunday Night
Partly cloudy, with a low around 77.
Monday
Mostly sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
2:44 pm CDT May 13, 2025
Forecast Valid:
3pm CDT May 13, 2025-6pm CDT May 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation