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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fair

64°F

18°C

Humidity 43%
Wind Speed N 16 G 29 mph
Barometer 30.06 in (1016.7 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 7 Dec 4:51 pm CST
Extended Forecast for

3 Miles WNW Castle Hills TX

  • Tonight

    Tonight: Clear, with a low around 42. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65. North wind 5 to 10 mph becoming east in the afternoon.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 39. East southeast wind around 5 mph becoming calm.

    Low: 39 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. South wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Southwest wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. South southwest wind around 5 mph becoming northwest after midnight.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. West northwest wind around 5 mph becoming south southwest in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. South southwest wind 5 to 10 mph becoming north northeast in the evening.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 42. North wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 65. North wind 5 to 10 mph becoming east in the afternoon.
Monday Night
Clear, with a low around 39. East southeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 66. Calm wind becoming south southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47. South wind around 5 mph.
Wednesday
Sunny, with a high near 75. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 49. South southwest wind around 5 mph becoming northwest after midnight.
Thursday
Sunny, with a high near 79. West northwest wind around 5 mph becoming south southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 49. South southwest wind 5 to 10 mph becoming north northeast in the evening.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castle Hills TX
 29.55°N 98.56°W (Elev. 919 ft)
Last Update:
5:02 pm CST Dec 7, 2025
Forecast Valid:
5pm CST Dec 7, 2025-6pm CST Dec 14, 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

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation