Flash Flood Watches in Southeast and Tennessee Valley; Critical Fire Weather in California; Severe Weather in Upper Midwest

Flash flood watches are in effect today in parts of the Southeast and Tennessee Valley from organized areas of heavy to excessive rainfall. Meanwhile, critical fire weather conditions are likely across northern California with offshore winds and dry conditions. Finally, a strong cold front will produce severe thunderstorms across the Upper to Mid Mississippi Valley. 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.

Fair

98°F

37°C

Humidity	34%
Wind Speed	SE 9 mph
Barometer	29.80 in (1007.7 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	101°F (38°C)
Last update	20 Sep 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

Increasing
Clouds
Low: 77 °F
Tuesday

Mostly Sunny
then Chance
T-storms
High: 97 °F
Tuesday
Night

Chance
T-storms
Low: 68 °F
Wednesday

Mostly Sunny
High: 89 °F
Wednesday
Night

Mostly Clear
Low: 58 °F
Thursday

Sunny
High: 91 °F
Thursday
Night

Mostly Clear
Low: 60 °F
Friday

Sunny
High: 92 °F
Friday
Night

Mostly Clear
Low: 61 °F

Detailed Forecast

Tonight

Increasing clouds, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

Tuesday

A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Heat index values as high as 100. East southeast wind 5 to 10 mph becoming north northeast 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. North northeast wind 15 to 20 mph, with gusts as high as 25 mph.

Wednesday

Mostly sunny, with a high near 89. North northeast wind around 15 mph, with gusts as high as 30 mph.

Wednesday Night

Mostly clear, with a low around 58. Northeast wind 5 to 10 mph becoming light in the evening.

Thursday

Sunny, with a high near 91. Calm wind becoming east northeast around 5 mph in the morning.

Thursday Night

Mostly clear, with a low around 60. East wind around 5 mph becoming calm after midnight.

Friday

Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the morning.

Friday Night

Mostly clear, with a low around 61. East wind around 5 mph becoming calm after midnight.