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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Overcast

48°F

9°C

Humidity 50%
Wind Speed SE 3 mph
Barometer 30.46 in (1031.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Jan 7:53 am CST
Extended Forecast for

2 Miles NNW San Antonio, Stinson Municipal Airport TX

  • Today

    Today: Mostly cloudy, with a high near 63. North wind around 5 mph becoming calm.

    High: 63 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers after 9pm. Mostly cloudy, with a low around 49. Calm wind becoming southwest around 5 mph.

    Low: 49 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 61. West southwest wind around 5 mph.

    High: 61 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. Southwest wind around 5 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. North wind 5 to 10 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 63. North wind around 5 mph becoming south southeast in the afternoon.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41. South wind around 5 mph.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68. South southwest wind 5 to 10 mph becoming east in the afternoon.

    High: 68 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 63. North wind around 5 mph becoming calm.
Tonight
A 30 percent chance of showers after 9pm. Mostly cloudy, with a low around 49. Calm wind becoming southwest around 5 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 61. West southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 44. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 72. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 41. North wind 5 to 10 mph.
Thursday
Sunny, with a high near 63. North wind around 5 mph becoming south southeast in the afternoon.
Thursday Night
Clear, with a low around 41. South wind around 5 mph.
Friday
Sunny, with a high near 68. South southwest wind 5 to 10 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW San Antonio, Stinson Municipal Airport TX
 29.37°N 98.48°W (Elev. 581 ft)
Last Update:
8:32 am CST Jan 12, 2026
Forecast Valid:
8am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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