Local rainfall amounts of 50 inches would exceed any previous Texas rainfall record, the National Weather Service Weather Prediction Center said Sunday.
Tropical Storm Harvey continues to stay somewhat stationary in southeast Texas Sunday evening.
“The breadth and intensity of this rainfall are beyond anything experienced before,” the NWS Weather Prediction Center said Sunday. “Catastrophic flooding is now underway and expected to continue for days.”
With reports of upwards of 27 inches already fallen in parts of Texas, additional rainfall amounts of 15-25 inches are expected through Friday over the upper Texas coast into southwestern Louisiana.
“This event is unprecedented and all impacts are unknown and beyond anything experienced,” the NWS tweeted Sunday.
This event is unprecedented & all impacts are unknown & beyond anything experienced. Follow orders from officials to ensure safety. #Harvey pic.twitter.com/IjpWLey1h8
— NWS (@NWS) August 27, 2017
Catastrophic and life-threatening flash flooding is currently ongoing.