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

Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

77°F

25°C

Humidity 96%
Wind Speed N 7 mph
Barometer 29.99 in (1014.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 31 Aug 11:53 pm CDT
Extended Forecast for

2 Miles SSE San Antonio TX

Flood Watch September 1, 02:09am until September 1, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch September 1, 02:09am until September 1, 12:00pm

    NOW until 12:00pm Mon

    Flood Watch

  • Overnight

    Low: 75 °F

    Chance
    T-storms

  • Labor Day

    Labor Day: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. North northeast wind around 5 mph.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Northeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 96. North wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. North wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. Northwest wind around 5 mph.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 98. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 98 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Northeast wind around 5 mph.
Labor Day
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. North northeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 75. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 96. North wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 75. North wind around 5 mph.
Wednesday
Sunny, with a high near 98. Northwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 98. Calm wind becoming east southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 74. Southeast wind around 5 mph.
Friday
Partly sunny, with a high near 98.
Friday Night
Mostly cloudy, with a low around 75.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
1:44 am CDT Sep 1, 2025
Forecast Valid:
2am CDT Sep 1, 2025-6pm CDT Sep 7, 2025
 
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