Periods of heavy rain, street flooding, wind gusts of up to , and tidal flooding along the Potomac River were also reported in Washington, D.C. The Washington Reagan National Airport recorded of rain. The winds resulted in isolated power outages throughout the District. To protect the Washington Harbor, officials erected a flood wall along the Potomac River. The storm also dropped light rainfall in parts of Delaware. A strong high pressure system developed over eastern Canada and New England. Combined with swells from Hurricane Dennis, beach erosion, rough surf, and minor tidal flooding battered the coasts of Delaware and New Jersey. In the former, tides peaked at above mean lower low water at Lewes. Water reached the bulkheads at Bethany Beach and inundated Pennsylvania Avenue, a road which is frequently flooded. Lifeguards rescued about 100 people. In New Jersey, tides ranged as high as above mean lower low water level along the coast, and street flooding was reported onshore. The beach at Cape Map Point lost approximately of sand to the erosion. Tides washed away about of sand at Avalon, causing about $700,000 in damage.