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

Heavy Rain From the Plains to the Northeast; Heat Wave Begins

Severe thunderstorms and heavy rainfall are likely across parts of the Northeast, portions of the northern and central Plains, and the Ohio Valley. Portions of northeast Missouri and central Illinois could experience locally significant flash flooding. Dangerously hot conditions are expected in the Central Plains, Lower and Middle Mississippi Valley, and Southeast. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

89°F

32°C

Humidity 55%
Wind Speed SE 16 G 25 mph
Barometer 30.02 in (1014.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 20 Jul 2:51 pm CDT
Extended Forecast for

3 Miles E Helotes TX

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 94. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 97. Heat index values as high as 100. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 97 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 75. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 97. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 97 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 97. South wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.

    High: 97 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 94. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 97. Heat index values as high as 100. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 75. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 97. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 97. South wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 96.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Helotes TX
 29.57°N 98.64°W (Elev. 948 ft)
Last Update:
3:00 pm CDT Jul 20, 2025
Forecast Valid:
3pm CDT Jul 20, 2025-6pm CDT Jul 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation