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 until October 2, 07:00 PM CDT

Current conditions at

Austin Executive Airport (KEDC)

Lat: 30.39°NLon: 97.56°WElev: 616ft.

Overcast

80°F

27°C

Humidity	88%
Wind Speed	S 10 mph
Barometer	29.77 in
Dewpoint	76°F (24°C)
Visibility	9.00 mi
Heat Index	85°F (29°C)
Last update	1 Oct 5:15 am CDT

More Information:

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

Extended Forecast for

Round Rock TX

Flood Watch October 1, 05:19am until October 2, 07:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch October 1, 05:19am until October 2, 07:00pm
NOW until 7:00pm Fri
Flood Watch
Overnight
Low: 76 °F
Showers
Likely
Thursday
High: 88 °F
Showers then
T-storms
Thursday Night
Low: 71 °F
Heavy Rain
Friday
High: 81 °F
Showers
Friday Night
Low: 68 °F
Chance
Showers
Saturday
High: 79 °F
Chance
Showers
Saturday Night
Low: 66 °F
Chance
Showers
Sunday
High: 81 °F
Chance
Showers

Detailed Forecast

Overnight

Showers likely and possibly a thunderstorm. Cloudy, with a low around 76. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers and possibly a thunderstorm. High near 88. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Thursday Night

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 71. Southeast wind around 5 mph becoming calm. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday

Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 81. East southeast wind around 5 mph becoming north northwest in the morning. Chance of precipitation is 80%.

Friday Night

A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 68. North wind 5 to 10 mph.

Saturday

A 40 percent chance of showers. Cloudy, with a high near 79. North wind around 10 mph, with gusts as high as 20 mph.

Saturday Night

A 40 percent chance of showers. Mostly cloudy, with a low around 66. North wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday

A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Sunday Night

Mostly cloudy, with a low around 67. North wind 5 to 10 mph, with gusts as high as 20 mph.

Monday

Mostly sunny, with a high near 82.

Monday Night

Mostly clear, with a low around 63.

Tuesday

Sunny, with a high near 83.

Tuesday Night

Mostly clear, with a low around 62.

Wednesday

Sunny, with a high near 85.