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

Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies; Heavy Rain in Guam

A storm system moving over the Rockies today will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Heavy snow expected from northwestern Wyoming into southern Montana. Ongoing heavy showers and thunderstorms from Invest 96W could result in localized flash flooding, particularly in central or southern Guam early this morning. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

85°F

29°C

Humidity 42%
Wind Speed E 5 mph
Barometer 30.04 in (1015.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 15 Oct 12:51 pm CDT
Extended Forecast for

Alamo Heights TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 91. East wind around 5 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 65. East wind around 5 mph.

    Low: 65 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Southeast wind 5 to 10 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Southeast wind 5 to 10 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. South southwest wind 5 to 10 mph.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. South southwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 91. East wind around 5 mph.
Tonight
Clear, with a low around 65. East wind around 5 mph.
Thursday
Sunny, with a high near 88. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Thursday Night
Mostly clear, with a low around 67. Southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 91. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 70. Southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 94. South southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 68. South southwest wind 5 to 10 mph becoming northeast after midnight.
Sunday
Sunny, with a high near 89. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 64.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamo Heights TX
 29.48°N 98.45°W (Elev. 797 ft)
Last Update:
1:46 pm CDT Oct 15, 2025
Forecast Valid:
1pm CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation