Coastal Flood in Inland Sussex, Delaware

Coastal Flood August 21, 2025 – August 22, 2025 · Inland Sussex, Delaware

What the National Weather Service wrote

Widespread roadway flooding was reported in the tidal areas of the county, and there were numerous road closures. Many homes and other buildings were surrounded by flood waters with some minor property damage occurring. The tide gauge at Lewes reached 7.70 feet MLLW, the tide gauge at Indian River Inlet reached 6.22 feet MLLW, the tide gauge at Dewey Beach reached 5.18 feet MLLW, and the tide gauge at Rosedale Beach reached 6.27 feet MLLW.

The wider storm

Storm surge from Hurricane Erin and an upcoming New Moon resulted in moderate to locally major high tide levels on the night of August 21, 2025 across coastal areas of Delaware.

Source: NOAA Storm Events Database, event 1277564. Narratives are written by the National Weather Service forecast office that issued the report.

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