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

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fair

37°F

3°C

Humidity 79%
Wind Speed NW 3 mph
Barometer 30.21 in (1022.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 9 Dec 3:51 am CST
Extended Forecast for

Shavano Park TX

Freeze Warning until December 9, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until December 9, 09:00am

    NOW until 9:00am Tue

    Freeze Warning

  • Overnight

    Low: 36 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light and variable wind becoming south southwest 5 to 10 mph in the morning.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45. Southwest wind around 5 mph.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. West southwest wind around 5 mph becoming northeast in the afternoon.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. North northeast wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. North wind around 5 mph becoming south in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. South southwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Overnight
Clear, with a low around 36. Calm wind.
Tuesday
Sunny, with a high near 67. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Tuesday Night
Clear, with a low around 45. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 75. West southwest wind around 5 mph becoming northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 46. North northeast wind around 5 mph.
Thursday
Sunny, with a high near 70. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 52. Calm wind becoming south southwest around 5 mph after midnight.
Friday
Partly sunny, with a high near 75. South southwest wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 58. East wind around 5 mph.
Saturday
Partly sunny, with a high near 76.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly cloudy, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shavano Park TX
 29.59°N 98.56°W (Elev. 978 ft)
Last Update:
3:44 am CST Dec 9, 2025
Forecast Valid:
3am CST Dec 9, 2025-6pm CST Dec 15, 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