Flooding Concerns in Puerto Rico; Thunderstorms Across the Southeast U.S.

Showers and thunderstorms capable of producing widespread heavy rainfall will be possible across much of Puerto Rico today. Heavy rainfall will likely lead to flash, urban and small stream flooding. Some areas may face life-threatening flooding. In the Southeast U.S., strong to marginally severe thunderstorms will be possible this afternoon. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Mostly Cloudy

77°F

25°C

Humidity	64%
Wind Speed	NE 14 G 25 mph
Barometer	29.91 in (1011.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	19 Apr 6:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

San Antonio, Stinson Municipal Airport TX

Tonight

Mostly Cloudy
then Slight
Chance
T-storms
Low: 67 °F
Saturday

Slight Chance
T-storms then
T-storms
Likely
High: 78 °F
Saturday
Night

T-storms then
Showers
Low: 56 °F
Sunday

Partly Sunny
High: 69 °F
Sunday
Night

Partly Cloudy
Low: 52 °F
Monday

Partly Sunny
High: 73 °F
Monday
Night

Partly Cloudy
Low: 56 °F
Tuesday

Partly Sunny
High: 80 °F
Tuesday
Night

Mostly Cloudy
Low: 65 °F

Detailed Forecast

Tonight

A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 67. East northeast wind 5 to 15 mph, with gusts as high as 20 mph.

Saturday

A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 78. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Low around 56. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday

Partly sunny, with a high near 69. North northeast wind around 20 mph, with gusts as high as 35 mph.

Sunday Night

Partly cloudy, with a low around 52. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.

Monday

Partly sunny, with a high near 73. North northeast wind 5 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph.

Monday Night

Partly cloudy, with a low around 56. South southeast wind 5 to 10 mph.

Tuesday

Partly sunny, with a high near 80. South wind 5 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly cloudy, with a low around 65. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.