Hot Weather in the West; Heavy Rainfall and Flooding in the Southwest

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S, with the Pacific Northwest carrying the potential for record-breaking high temperatures. Monsoonal moisture over the Southwest U.S. may lead to heavy rainfall and instances of flash flooding through Wednesday. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

96°F

36°C

Humidity 31%
Wind Speed NE 8 G 20 mph
Barometer 29.98 in (1013.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 2 Sep 2:51 pm CDT
Extended Forecast for

3 Miles E San Antonio International Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 97. North northeast wind around 10 mph.

    High: 97 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. Northeast wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 98. West northwest wind around 5 mph.

    High: 98 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. North wind around 5 mph becoming calm  in the evening.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 74. Southeast wind around 5 mph.

    Low: 74 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 97. North northeast wind around 10 mph.
Tonight
Mostly clear, with a low around 75. Northeast wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Mostly sunny, with a high near 98. West northwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 71. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 73. South wind around 5 mph.
Friday
Partly sunny, with a high near 98. South wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 74. Southeast wind around 5 mph.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E San Antonio International Airport TX
 29.53°N 98.43°W (Elev. 741 ft)
1:44 pm CDT Sep 2, 2025
3pm CDT Sep 2, 2025-6pm CDT Sep 8, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database