


Hazardous Weather Conditions
Current conditions at
San Antonio, San Antonio International Airport (KSAT)
Lat: 29.53°NLon: 98.46°WElev: 807ft.
Mostly Cloudy
85°F
29°C
Humidity | 61% |
Wind Speed | NE 5 mph |
Barometer | 29.99 in (1013.8 mb) |
Dewpoint | 70°F (21°C) |
Visibility | 10.00 mi |
Heat Index | 90°F (32°C) |
Last update | 13 Jul 3:51 pm CDT |
Extended Forecast for
San Antonio International Airport TX
Flood Watch July 13, 03:59pm until July 13, 07:00pm
NOW until 7:00pm Sun
Flood Watch
This Afternoon
High: 91 °F
Chance
T-stormsTonight
Low: 75 °F
Chance
T-stormsMonday
High: 93 °F
Mostly Cloudy
then Chance
T-stormsMonday Night
Low: 76 °F
Chance
T-storms then
Slight Chance
ShowersTuesday
High: 93 °F
Mostly Cloudy
then Slight
Chance
T-stormsTuesday Night
Low: 76 °F
Mostly Cloudy
Wednesday
High: 95 °F
Mostly Sunny
Wednesday Night
Low: 74 °F
Partly Cloudy
Detailed Forecast
This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 91. Heat index values as high as 100. North wind around 5 mph becoming east northeast. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 75. Southeast wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 93. Heat index values as high as 103. Calm wind becoming south southeast around 5 mph in the morning.
Monday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 76. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 95. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 96. South southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 74.
Friday
Mostly sunny, with a high near 95.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Mostly sunny, with a high near 96.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
San Antonio International Airport TX
29.53°N 98.45°W (Elev. 771 ft)
29.53°N 98.45°W (Elev. 771 ft)
3:32 pm CDT Jul 13, 2025
3pm CDT Jul 13, 2025-6pm CDT Jul 19, 2025