Delaware, 2000

Flood in Delaware, August 13, 2000

August 13, 2000 · NWS PHI · 1 event in 1 county or zone

The combination of a weak onshore flow from a nearly stationary low pressure system off the Delmarva Peninsula and the spring astronomical tides by the full moon caused some minor tidal flooding around the time of high tide Sunday evening the 13th. 7 feet above mean lower low water, the level at which minor tidal flooding usually starts.

Where it happened

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS PHI wrote it up.

The combination of a weak onshore flow from a nearly stationary low pressure system off the Delmarva Peninsula and the spring astronomical tides by the full moon caused some minor tidal flooding around the time of high tide Sunday evening the 13th. The high tide at Lewes reached 6.7 feet above mean lower low water, the level at which minor tidal flooding usually starts. By Monday morning the 14th, the low pressure system had weakened and started to move toward Cape Cod.

The radar

The national radar mosaic for the moment the first event began.

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Event by event

1 flood. Local standard time, as filed.

Flood, Delaware Beaches

When
August 13, 6:30 PM EST to 7:30 PM EST
Where
Delaware Beaches forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
38.683, -75.339 (the zone’s center; the record gives no point)

What these are

Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Delaware in 2000Every state in 2000This day in weather historyWarnings in Delaware, August 2000

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5172642.