Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

35°F

2°C

Humidity 85%
Wind Speed NW 5 mph
Barometer 30.20 in (1021.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 29 Jan 2:51 am CST
Extended Forecast for

Helotes TX

  • Overnight

    Overnight: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. Light west southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Calm wind becoming south around 5 mph in the afternoon.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. South wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. Calm wind.
Thursday
Mostly sunny, with a high near 66. Light west southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 38. North wind 5 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 57. North wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 46. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 22. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 51. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 34. South wind around 5 mph becoming calm.
Monday
Partly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Mostly cloudy, with a high near 67.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Helotes TX
 29.59°N 98.69°W (Elev. 1211 ft)
2:52 am CST Jan 29, 2026
3am CST Jan 29, 2026-6pm CST Feb 4, 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