Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Hazardous Weather Conditions

Flood Watch in effect from November 20, 12:00 AM CST until November 21, 06:00 AM CST

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

76°F

24°C

Humidity	74%
Wind Speed	SE 13 mph
Barometer	30.02 in (1015.0 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	77°F (25°C)
Last update	18 Nov 8:51 pm CST

More Information:

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

Extended Forecast for

2 Miles S Castle Hills TX

Flood Watch November 20, 12:00am until November 21, 06:00am

Click here for hazard details and duration

Flood Watch

Tonight
Low: 71 °F
Partly Cloudy
then Slight
Chance
Drizzle
Wednesday
High: 85 °F
Chance
Showers
Wednesday Night
Low: 70 °F
Chance
Showers
Thursday
High: 81 °F
Showers
Thursday Night
Low: 68 °F
Showers
Likely
Friday
High: 80 °F
Chance
Showers then
Mostly Sunny
Friday Night
Low: 63 °F
Partly Cloudy
then Slight
Chance
Showers
Saturday
High: 76 °F
Chance
Showers
Saturday Night
Low: 61 °F
Chance
Showers

Detailed Forecast

Tonight

A slight chance of drizzle after midnight. Increasing clouds, with a low around 71. Southeast wind around 5 mph.

Wednesday

A slight chance of drizzle before 9am, then a chance of showers after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers, with thunderstorms also possible after 9am. High near 81. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

Thursday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

Friday

A 50 percent chance of showers before noon. Partly sunny, with a high near 80. South wind around 5 mph becoming north in the afternoon.

Friday Night

A 20 percent chance of showers after midnight. Partly cloudy, with a low around 63. North northeast wind around 5 mph.

Saturday

A 30 percent chance of showers. Mostly sunny, with a high near 76. East northeast wind 5 to 10 mph.

Saturday Night

A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 61. East northeast wind 5 to 10 mph. Chance of precipitation is 40%.

Sunday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

Sunday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

Monday

A 50 percent chance of showers. Partly sunny, with a high near 75.

Monday Night

A 30 percent chance of showers. Partly cloudy, with a low around 56.

Tuesday

A 20 percent chance of showers. Sunny, with a high near 74.