More than 40 people, including children, are still missing after a wall of flood waters surged after heavy rainfall.

Experts said the NWS did a good job warning about the flooding, but questions remain about whether the cuts played a role.

As the deadly floodwaters in parts of central Texas recede, there are growing questions about how the catastrophic rainfall seemingly caught the area by surprise. Some local officials say the National Weather Service underestimated the extreme rain but the agency says an initial flood watch was issued Thursday afternoon.

NWS says Flash Flood Warnings were issued on July 3 and early July 4 in Central Texas, giving more than three hours of warning.

Catastrophic flooding struck central Texas on Friday as the Guadalupe River surged by more than 20 to 26 feet within 90 minutes, causing widespread devastation and forcing mass evacuations in Texas Hill Country. At least 80 people have been killed in the floods while others remain missing or displaced and more than 850 people required rescuing.

Flash floods in Texas killed at least 82 people over the Fourth of July holiday weekend and left others still missing, including girls attending a summer camp. The devastation along the Guadalupe River,

Some 27 people, including nine children, have been confirmed dead after flash floods in central Texas, authorities said on Saturday, as rescuers continued a frantic search for survivors including dozens still missing from a girls' summer camp.