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

Heat Wave in the Eastern US; Heavy Rain in the Ohio Valley

Dangerous, long-lasting heat is expected across portions of the Central and Southeast U.S. Showers and thunderstorms, some severe, may produce heavy rain and localized areas of flash flooding across parts of the Ohio/Tennessee Valleys into the Appalachians. Severe thunderstorms are possible across parts of the northern Great Plains. Fire weather conditions possible in the Great Basin. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

79°F

26°C

Humidity 79%
Wind Speed S 8 mph
Barometer 30.04 in (1015.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 Jul 12:51 am CDT
Extended Forecast for

2 Miles NW Balcones Heights TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 95. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 96. Heat index values as high as 100. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 97. South wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.

    High: 98 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming south after midnight.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 95. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 96. Heat index values as high as 100. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 97. South wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 98.
Friday Night
Mostly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
Mostly cloudy, with a low around 77.
Sunday
Mostly sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Balcones Heights TX
 29.5°N 98.58°W (Elev. 902 ft)
Last Update:
12:44 am CDT Jul 21, 2025
Forecast Valid:
1am CDT Jul 21, 2025-6pm CDT Jul 27, 2025
 
Forecast Discussion
 
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Additional Resources

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