A flash-flood warning is in effect for Austin, Pflugerville, Wells Branch and northern Hays County until 2:30 a.m. Saturday, and parts of Bastrop and Caldwell counties until 1:15 a.m.
Officials are urging residents to stay inside and off the roads.
Austin-Travis County Emergency Medical Services medics had responded to more than a dozen water rescue calls in the area, and 216 low-water crossings were closed as of 11:00 p.m. Officials are advising people to avoid driving unless it's absolutely necessary. You can find a full list of low-water crossing closures here.
RELATED | Here Are 8 Ways To Stay Ahead Of Severe Weather In Central Texas
The Barton Creek Greenbelt, the Hike and Bike Trail and Barton Springs Pool are all closed until further notice.
The Lower Colorado River Authority has partially opened one gate at Tom Miller Dam because of rising water levels along the Colorado River. Parts of Austin have seen up to 7 inches of rain as of 11:00 p.m., according to the LCRA.
The strong storms knocked KUT's FM transmitter off the air for over an hour.