Webinar on Heavy Rainfall and Flooding Threat for This Week - September 30, 2026

Watch our September 30, 2026, webinar regarding the heavy rainfall and flooding threat for South-Central Texas this week. A new webinar will be available around midday on Thursday. Read More >

Hazardous Weather Conditions

Flood Watch in effect from September 30, 07:00 PM CDT until October 2, 07:00 PM CDT

Current conditions at

Austin City Austin Camp Mabry (KATT)

Lat: 30.32°NLon: 97.76°WElev: 656ft.

Partly Cloudy

92°F

33°C

Humidity	54%
Wind Speed	SE 10 G 21 mph
Barometer	29.80 in (1007.6 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	101°F (38°C)
Last update	30 Sep 1:51 pm CDT

More Information:

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

Extended Forecast for

3 Miles NNW Austin TX

Flood Watch September 30, 07:00pm until October 2, 07:00pm

Click here for hazard details and duration

Flood Watch

This Afternoon
High: 96 °F
Chance
Showers
Tonight
Low: 77 °F
Slight Chance
T-storms then
Showers
Likely
Thursday
High: 91 °F
Showers
Likely then
T-storms
Thursday Night
Low: 74 °F
Showers
Friday
High: 83 °F
Showers
Friday Night
Low: 71 °F
Showers
Likely
Saturday
High: 82 °F
Showers
Likely
Saturday Night
Low: 70 °F
Slight Chance
T-storms then
Chance
T-storms
Sunday
High: 83 °F
Chance
Showers

Detailed Forecast

This Afternoon

A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 96. Heat index values as high as 106. South southeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A slight chance of thunderstorms before 1am, then a chance of showers and thunderstorms between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10am. High near 91. Heat index values as high as 103. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Thursday Night

Showers and possibly a thunderstorm. Low around 74. South southeast wind around 5 mph becoming calm. Chance of precipitation is 90%.

Friday

Showers and possibly a thunderstorm. High near 83. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 90%.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 70%.

Saturday

Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Saturday Night

A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. North wind around 5 mph.

Sunday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. North northeast wind around 10 mph, with gusts as high as 20 mph.

Sunday Night

Mostly cloudy, with a low around 70.

Monday

Mostly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 67.

Tuesday

Mostly sunny, with a high near 85.