Flash Flood Us 2024 Map. The national flood hazard layer (nfhl) is a geospatial database that contains current effective flood hazard data. — heavy rainfall has been inundating south florida for a third day in a row on thursday, with flash flood warnings in effect from miami to fort lauderdale, after wednesday’s storms transformed.
— rare flash floods pummeled miami, fort lauderdale and other parts of the southern sunshine state on wednesday as a disorganized storm system swept in from. — heavy rain hit new orleans on friday morning, prompting a flash flood warning for some parts of the city, including two interstates.