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, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Fair

51°F

11°C

Humidity 21%
Wind Speed SW 6 mph
Barometer 30.24 in (1023.2 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 18 Jan 8:51 pm CST
Extended Forecast for

2 Miles ESE San Antonio TX

  • Tonight

    Tonight: Clear, with a low around 32. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 45. Northeast wind 5 to 10 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 58. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 58 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after midnight.  Cloudy, with a low around 52. East southeast wind around 5 mph.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before noon.  Mostly cloudy, with a high near 66. East southeast wind around 5 mph becoming south in the afternoon.

    High: 66 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. Southeast wind 5 to 10 mph becoming north northeast after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. North northeast wind around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. East wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 32. South southwest wind around 5 mph becoming calm in the evening.
M.L.King Day
Sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 45. Northeast wind 5 to 10 mph.
Tuesday
Cloudy, with a high near 58. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 52. East southeast wind around 5 mph.
Wednesday
A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 66. East southeast wind around 5 mph becoming south in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 50. Southeast wind 5 to 10 mph becoming north northeast after midnight.
Thursday
Mostly sunny, with a high near 65. North northeast wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 48. East wind around 5 mph.
Friday
Mostly cloudy, with a high near 68.
Friday Night
Mostly cloudy, with a low around 55.
Saturday
A 20 percent chance of showers. Mostly cloudy, with a high near 68.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE San Antonio TX
 29.44°N 98.48°W (Elev. 663 ft)
5:46 pm CST Jan 18, 2026
8pm CST Jan 18, 2026-6pm CST Jan 25, 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