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 with Haze

74°F

23°C

Humidity 46%
Wind Speed NE 8 mph
Barometer 29.72 in (1005.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Feb 2:53 pm CST
Extended Forecast for

3 Miles SSE San Antonio TX

Red Flag Warning February 21, 10:00am until February 21, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. Northeast wind around 5 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East northeast wind around 5 mph becoming north after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 77. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. North wind around 15 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. North northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. East northeast wind 5 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. North northeast wind around 5 mph becoming southeast in the afternoon.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. Southeast wind around 5 mph becoming calm after midnight.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. Northeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 58. East northeast wind around 5 mph becoming north after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 77. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 43. North wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 66. North northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 41. East northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 68. North northeast wind around 5 mph becoming southeast in the afternoon.
Monday Night
Mostly clear, with a low around 43. Southeast wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 75. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE San Antonio TX
 29.41°N 98.48°W (Elev. 646 ft)
Last Update:
12:44 pm CST Feb 20, 2026
Forecast Valid:
3pm CST Feb 20, 2026-6pm CST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation