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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fair

33°F

1°C

Humidity 48%
Wind Speed Calm
Barometer 30.42 in (1029.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 18 Jan 4:51 am CST
Extended Forecast for

2 Miles SE San Antonio TX

Freeze Warning until January 18, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until January 18, 09:00am

    NOW until 9:00am Sun

    Freeze Warning

  • Overnight

    Low: 30 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 61. West southwest wind 5 to 10 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 36. South southwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 66. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. Northeast wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 59. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 59 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly after midnight. Cloudy, with a low around 53. East southeast wind around 5 mph.

    Low: 53 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 65. Southeast wind around 5 mph becoming west in the afternoon.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 30. West northwest wind around 5 mph.
Sunday
Sunny, with a high near 61. West southwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 36. South southwest wind around 5 mph becoming calm in the evening.
M.L.King Day
Sunny, with a high near 66. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 44. Northeast wind 5 to 10 mph.
Tuesday
Cloudy, with a high near 59. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Tuesday Night
A 40 percent chance of showers, mainly after midnight. Cloudy, with a low around 53. East southeast wind around 5 mph.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 65. Southeast wind around 5 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 51. North northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly cloudy, with a high near 72.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
Last Update:
4:32 am CST Jan 18, 2026
Forecast Valid:
5am CST Jan 18, 2026-6pm CST Jan 24, 2026
 
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