Arthur Remnants Trigger 20-Inch Gulf Flooding, Killing 1 as Louisiana Declares Emergency
Updated
Updated · abcnews.com · Jun 19
Arthur Remnants Trigger 20-Inch Gulf Flooding, Killing 1 as Louisiana Declares Emergency
3 articles · Updated · abcnews.com · Jun 19
Summary
Flash flood emergencies stretched from Louisiana to Texas overnight, with a Mississippi county road worker killed during cleanup and multiple downtown Dallas roads left impassable by high water.
More than 20 inches of rain fell in parts of Louisiana, flooding over 100 homes in Plaucheville and Moreauville, while Seminary and Sanford took more than 10 inches and saw water rescues.
Louisiana Gov. Jeff Landry declared a statewide emergency after reports of tornadoes, downed trees and damage to homes and businesses; the NWS warned rainfall rates could still reach 2 to 3 inches per hour Friday.
Anchor Lake Dam in southern Mississippi did not fail after an earlier NWS report said it had; officials later said the structure was intact, though about 30 homes were evacuated before the order was lifted.
A level 3 of 4 flash-flood risk remains across parts of Louisiana, Mississippi, Alabama and the Florida Panhandle, with saturated ground and heat indices above 110 from Texas to Florida worsening conditions.
As hurricanes slow and dump more rain, are southern cities' flood defenses now obsolete?
If El Niño should mean fewer hurricanes, why is the season's first storm already this deadly?
Aftermath of Tropical Storm Arthur (2026): Life-Threatening Floods, Community Response, and Future Preparedness in the Gulf South
Overview
Tropical Storm Arthur, the first named storm of the 2026 Atlantic season, quickly weakened into a low-pressure area and was downgraded to a post-tropical cyclone, leading to the end of all storm watches and warnings. However, its remnants still pose a serious threat, fueling a prolonged period of heavy rain and dangerous, life-threatening flash flooding across the Gulf Coast and southeastern United States. While Arthur is expected to dissipate soon, forecasters are monitoring the possibility of new low-pressure development from its leftover energy, highlighting the ongoing risks and the need for continued vigilance in affected regions.