Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

51°F

11°C

Humidity 71%
Wind Speed NE 3 mph
Barometer 30.29 in (1025.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 19 Jan 11:53 pm CST
Extended Forecast for

2 Miles SE San Antonio TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 45. North northeast wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 60. North northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 60 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after 3am.  Patchy fog after 1am.  Otherwise, cloudy, with a low around 53. East wind around 5 mph.

    Low: 53 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph.

    High: 70 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Calm wind becoming east northeast around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 74. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 74 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after noon.  Cloudy, with a high near 70. East southeast wind 5 to 10 mph.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely.  Cloudy, with a low around 42. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 45. North northeast wind around 5 mph.
Tuesday
Cloudy, with a high near 60. North northeast wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
A 30 percent chance of showers, mainly after 3am. Patchy fog after 1am. Otherwise, cloudy, with a low around 53. East wind around 5 mph.
Wednesday
A 20 percent chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind becoming east northeast around 5 mph.
Thursday
Partly sunny, with a high near 74. Northeast wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 58. Southeast wind around 5 mph.
Friday
A 30 percent chance of showers, mainly after noon. Cloudy, with a high near 70. East southeast wind 5 to 10 mph.
Friday Night
Showers likely. Cloudy, with a low around 42. East northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Showers likely, mainly before noon. Cloudy, with a high near 44. Chance of precipitation is 60%.
Saturday Night
A chance of rain or freezing rain. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
11:42 pm CST Jan 19, 2026
12am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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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