Swift water rescue teams are being sent to Llano and Kingstead, as people are being evacuated from vulnerable areas in Llano and Marble Falls and other parts of Central Texas.
The second body, a woman, was found near the Llano River on October 17.
A flash flood warning was in effect for Llano, Fredericksburg and Kingsland until 3:30 p.m. local time. In Kingsland, floodwaters swept away a bridge across the Llano River on FM 2900.
"The Llano River has hit major historic flood stage", the Llano County Office of Emergency Management said in a Facebook post.
The Llano River rose to almost 40 feet Tuesday in the city of Llano - about 35 feet higher than it was just 24 hours earlier - after 8 to 10 inches of rain fell in the area over the past two days, the National Weather Service said.
Water from the Colorado River pours over the Max Starcke Dam on Tuesday.
Llano County is located about 65 miles northwest of Austin, the state capital of Texas.
Capturan dos autores materiales en caso de magnicidio frustrado
Borges se encuentra refugiado en Colombia. "Tremendos vecinos nos gastamos, que conspiran contra el Presidente de otro país", expresó.
Residents were evacuated from homes Tuesday in Kingsland and in nearby Marble Falls, which was being overwhelmed by the Colorado River.
Several school districts also closed for the day and emergency personnel blocked access to more than 150 low-water crossings.
Authorities said it does not to appear to be a person missing from the South Llano River flooding in Junction more than a week ago.
Four people were washed away when the South Llano River overran an RV park in Junction last week. Three bodies have been recovered.
At a news conference Tuesday, Anderson said residents would not be able to return to their homes for 24-36 hours because the river was expected to rise again.
Flood warnings were issued for areas north of Houston. "Seek higher ground!" the National Weather Service tweeted.
'The ongoing multiple days of rain and the extraordinary amount is of course not normal, ' she said.