“Excessive” rain caused flash flooding in parts of Nebraska early Tuesday morning, May 21, according to the National Weather Service (NWS).The NWS said up to 7 inches of rain had fallen in most of the flood-warned areas as of 11:26 am Tuesday, though some locations received more than 8 inchesFootage shows a flooded road in Omaha, where a trash can appears to have been caught up in water swirling down a drain.A flood warning and a tornado watch were in effect for Omaha into Tuesday evening, according to the NWS. Credit: David Hernandez via Storyful