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.

Overcast

80°F

27°C

Humidity 85%
Wind Speed SE 8 mph
Barometer 30.03 in (1015.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 15 Jul 12:53 am CDT
Extended Forecast for

3 Miles SSE San Antonio TX

Flood Watch July 15, 01:55am until July 15, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 15, 01:55am until July 15, 01:00pm

    NOW until 1:00pm Tue

    Flood Watch

  • Overnight

    Low: 76 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Partly sunny, with a high near 95. Heat index values as high as 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 77. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 96. Southeast wind 5 to 10 mph.

    High: 96 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. Southeast wind 5 to 10 mph.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 76. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 95. Heat index values as high as 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 77. South southeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 96. Southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 74. Southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 95. Calm wind becoming south southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 98.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny and hot, with a high near 99.
Sunday Night
Partly cloudy, with a low around 77.
Monday
Mostly sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
1:42 am CDT Jul 15, 2025
Forecast Valid:
1am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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