"It's not community to community. It's a national system," Sen. Maria Cantwell said on "Face the Nation with Margaret Brennan."

The flood watch, in effect until 7 p.m. Sunday, applies to Bexar, Blanco, Burnet, Gillespie, Hays, Kerr, Llano, Travis and Williamson counties.

A flash flood warning was released by the National Weather Service on Sunday at 4:30 p.m. in effect until 7:30 p.m. for Oneida County.

On the night the deadly floodwaters raged down the Guadalupe River in Texas, the National Weather Service forecast office in Austin/San Antonio was missing a key member of its team: the warning coordination meteorologist,

Experts said warnings issued in the run-up to this weekend’s flooding were as timely and accurate as possible, but questions about whether the alerts reached people most at risk remain.

Searches were suspended and a new flash flood warning was issued in Kerrville and Kerr County, Texas, on July 13 in the wake of the flooding that struck the area last week on July 4. The warning was downgraded to a flood watch hours later.

The flood watch, in effect until 7 p.m. Sunday, applies to Bexar, Blanco, Burnet, Gillespie, Hays, Kerr, Llano, Travis and Williamson counties.