Current conditions at
San Antonio, San Antonio International Airport (KSAT)
Lat: 29.53°NLon: 98.46°WElev: 807ft.
Partly Cloudy
75°F
24°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 29.90 in (1010.8 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 9.00 mi |
| Last update | 19 May 6:51 am CDT |
Extended Forecast for
3 Miles SE Helotes TX
Today
High: 91 °F
Slight Chance
T-stormsTonight
Low: 73 °F
Showers
Wednesday
High: 85 °F
Chance
T-stormsWednesday Night
Low: 71 °F
Showers
Thursday
High: 83 °F
Showers
Thursday Night
Low: 70 °F
Showers
LikelyFriday
High: 85 °F
Slight Chance
T-storms then
Chance
T-stormsFriday Night
Low: 70 °F
Showers
LikelySaturday
High: 83 °F
Showers
Detailed Forecast
Today
A slight chance of showers and thunderstorms between 10am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 91. Heat index values as high as 100. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 73. Southeast wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85. East wind 5 to 10 mph.
Wednesday Night
Showers and possibly a thunderstorm. Low around 71. East wind 5 to 10 mph. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm. High near 83. Southeast wind around 5 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 83. East wind around 5 mph. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Memorial Day
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SE Helotes TX
29.55°N 98.64°W (Elev. 935 ft)
29.55°N 98.64°W (Elev. 935 ft)
6:46 am CDT May 19, 2026
7am CDT May 19, 2026-6pm CDT May 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
