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

67°F

19°C

Humidity 93%
Wind Speed S 6 mph
Barometer 29.82 in (1009.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 22 May 12:53 am CDT
Extended Forecast for

2 Miles SSE San Antonio TX

Flood Watch May 22, 07:00pm until May 25, 07:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 69. Southeast wind around 5 mph.

    Low: 69 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    High: 87 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 72. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Southeast wind around 5 mph. Chance of precipitation is 80%.

    High: 82 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. East northeast wind around 5 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. East wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North northeast wind around 5 mph becoming east in the afternoon.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. East wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 69. Southeast wind around 5 mph.
Friday
A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 72. Southeast wind around 5 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Southeast wind around 5 mph. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. East northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 69. East wind around 5 mph becoming calm in the evening.
Memorial Day
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North northeast wind around 5 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 70. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
1:26 am CDT May 22, 2026
Forecast Valid:
1am CDT May 22, 2026-6pm CDT May 28, 2026
 
Forecast Discussion
 
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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