Radar is visible in the video above. Albert Ramon will break in at times online to discuss the weather situation.
FLASH FLOOD WARNING for Caldwell County until 11:30 a.m.
FLASH FLOOD WATCH is in effect for the entire viewing area (minus Mason County) until 10 a.m. Tuesday. Mason County's Flash Flood Watch expired at 7 p.m. Sunday.
Blanco River at Wimberley late Monday night. River is expected to rise to 15.3 feet by early Monday afternoon. Flood stage is 13 feet for the river at Wimberley.
San Marcos River below Luling for Monday afternoon until late Wednesday night. River expected to rise to 23.8 feet by early Wednesday morning. Flood stage is 20 feet for the river below Luling.
Plum Creek near Luling for Monday afternoon until Tuesday afternoon. Creek expected to rise to 23.9 feet by Monday evening. Flood stage for the creek is 23 feet near Luling.
The flood warning for Barton Creek at Loop 360 in Travis County and Onion Creek at Hwy 183 affecting Travis County have been canceled.
(EXTENDED) Travis County and much of Central Texas are under a Flood Advisory until 9 a.m. Monday.
12 p.m.: Flash Flood Warning extended for Fayette County until 4 p.m.
9:55 a.m.: To see road conditions from across the state, click here.
8:45 a.m.: Gallery of viewer photos from around the area
Heavy rains flood parts of Central Texas
8:22 a.m.: Flash Flood Warning for Bastrop and Lee counties extended until 11:30 a.m.
8:20 a.m.: Southbound I-35 between FM 150 and Yarrington Road are reopened. The Yarrington Road off-ramp is still closed due to high water.
7:36 a.m.: Kyle officials report Interstate 35 is closed at Yarrington Road due to weather.
7:24 a.m.: Flash Flood Warning issued for Fayette County until 10 a.m. Lake Fayette has recorded over 13 inches since midnight.
6:56 a.m.: Flash Flood Warning issued for Hays County until 9:15 a.m. and Giddings, Bastrop and Smithville until 8:30 a.m.
Some parts of Bastrop County has picked up between 6 to 8 inches of rain in the last 24 hours.
6:30 a.m.: A rain gauge west of Fayette County has recorded over a foot of rainfall since midnight.
A viewer at the Austin-Bergstrom International Airport is reporting long lines this morning.
6 a.m.: Highway 71 just east of LaGrange is flooded. Travel to Houston from Austin is not advised. Highway 71 east of Bastrop is also reportedly flooded.
5:15 a.m.: Just after 5 a.m. Monday, KVUE's Albert Ramon reported that 11 inches of rain has fallen in part of Fayette County.
24 hour rainfall amounts now over 11" in parts of eastern Fayette County. Flash Flood Warning until at least 10am.— Albert Ramon, KVUE (@AlbertR_KVUE) April 18, 2016
8:45 p.m.: Thrall ISD and Wimberley ISD will delay classes Monday morning. More here
7:05 p.m.: Flash Flood Watch in Mason County has been allowed to expire.
ATX Floods reporting 107 low-water crossings closed.
We're starting to quiet down a bit, but keep an eye on the radar streaming at the top of this story. If anything happens, we'll jump in and let you know on here. Let's all have a safe evening!
6:55 p.m.: Lexington ISD announced on Twitter it will delay the start of school Monday by two hours. Please check with your school district this evening and Monday morning for any potential school delays.
6:50 p.m.: The Flash Flood Warning for Bastrop County has been allowed to expire.
ATX Floods reporting 93 low-water crossings closed.
6:40 p.m.: Just finished the live chat on Facebook.
A second floodgate on Longhorn Dam has been opened.
The Flash Flood Warning for Milam County has been extended until 9:45 p.m.
6 p.m.: Austin Energy announces it has opened one floodgate at Longhorn Dam three feet.
5:50 p.m.: Flash Flood Warning issued for Williamson County until 9:45 p.m.
5:40 p.m.: Austin Energy reporting power restored to Seven Oaks neighborhood off of Bee Cave Road. Approximately 150 customers were without power.
5:15 p.m.: Flood advisory extended to 8:15 p.m. Sunday for Williamson and Travis Counties. All of Williamson County under a flood advisory until 8:15.
ATX Floods reporting 75 low-water crossings closed. PEC reporting estimated 2,400 customers without power.
4:50 p.m.: Austin-Travis County Emergency Operations Center activated.
BREAKING: One floodgate at Tom Miller Dam now partially opened. pic.twitter.com/mHHXPBDBdc— Tony Plohetski (@tplohetski) April 17, 2016
4:45 p.m.: Flood warnings issued for Blanco River at Wimberley and San Marcos River below Luling. Details in the warning section above.
ATXFloods reporting 70 low-water crossings closed.
4:40 p.m.: NWS reporting from weather observer in Taylor three inches of rain has fallen in last 2.5 hours.
4:30 p.m.: Floodgate operations are beginning at Tom Miller Dam, the LCRA confirms to KVUE.
NWS Fort Worth extends Flash Flood Warning for Milam County until 6:45 p.m.
Pea-size hail reported by police near Cedar Park.
4:10 p.m.: Power completely restored in Barton Creek/Oak Hill outage.
4 p.m.: Power almost completely restored to Oak Hill/Barton Creek area, according to Austin Energy. Pedernales Electric Coop reporting approximately 1,500 customers without power.
ATXFloods reporting 52 low-water crossings closed. Links to outages and low water crossings at the bottom of this story.
3:35 p.m.: A LCRA spokesperson tells KVUE they are monitoring the situation at Mansfield Dam, and hope to give two hours' notice before any possible floodgate operations.
NWS has extended the Flash Flood Warning for Bastrop County until 6:45 p.m.
3:30 p.m.: Thunderstorm capable of producing nickel-size hail, 40 mph wind gust moving over Lakeway and Lago Vista areas, moving north at 30 mph. Travis County Sheriff's Office tells KVUE they have received numerous calls of water over FM 1826. Water also repored over River Hills Road at Cuernavaca Creek.
2:50 p.m.: Officials in Williamson County reporting CR123 in Round Rock and CR177 in Leander are closed due to flooding. Both are listed on ATXFloods.com as low-water crossings.
Austin Energy reporting 1,659 customers without power in Oak Hill/Barton Creek area. According to their website, restoration is estimated around 4 p.m. Sunday.
Pedernales Electric Coop reporting around 165 customers without power from four separate outages. Scroll down for a link to outages pages.
2:30 p.m.: ATX Floods confirms Bastrop State Park Dam Road 1-A is closed. "Dam has washed away and the road will remain closed."
LCRA reporting Lake Bastrop is releasing 1,440 cubic feet of water per second.
TWEETS FROM KVUE
As of 2 p.m., Thunderstorms have developed along a line stretching from Jarrell south through Cedar Park, Austin, Buda, San Marcos and toward Seguin in Guadalupe County. The thunderstorms are trending north and are capable of producing heavy rain.
Thunderstorms will develop across the region this afternoon. The largest threat will be from flash flooding, with a slight risk of large hail, damaging winds and isolated tornadoes.
Overall, 3-6 inches of rain is expected from Sunday's storms, with isolated areas seeing 8-10 inches or more of rain.
Go here to view status of low-water crossings.
Go here to view rain totals from the Lower Colorado River Authority.
Go here for Austin Energy outages.
Go here for Pedernales Electric Coop outages.