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

Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

46°F

8°C

Humidity 77%
Wind Speed SW 5 mph
Barometer 30.06 in (1017.0 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Jan 2:51 am CST
Extended Forecast for

San Antonio TX

  • Overnight

    Overnight: Clear, with a low around 46. West wind around 5 mph.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. West wind 5 to 10 mph becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 42. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. North wind around 5 mph becoming south in the afternoon.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 42. South wind around 5 mph.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. Southwest wind around 5 mph becoming east in the afternoon.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 60. East wind 5 to 10 mph.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Northeast wind around 5 mph.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 46. West wind around 5 mph.
Wednesday
Sunny, with a high near 70. West wind 5 to 10 mph becoming north 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Clear, with a low around 42. North wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 65. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 42. South wind around 5 mph.
Friday
Sunny, with a high near 72. Southwest wind around 5 mph becoming east in the afternoon.
Friday Night
Mostly clear, with a low around 45. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 60. East wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 38. Northeast wind around 5 mph.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 44.
M.L.King Day
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
1:42 am CST Jan 14, 2026
Forecast Valid:
3am CST Jan 14, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation