Delaware, 1996

Flash Flood in Delaware, October 19, 1996

October 19, 1996 · NWS PHI · 1 event in 1 county or zone

Rain, heavy at times, fell across northern Delaware during the first half of the day on the 19th. The heavy rain caused the flash flooding of several streams in the northern half of the county.

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.

Rain, heavy at times, fell across northern Delaware during the first half of the day on the 19th. The heavy rain caused the flash flooding of several streams in the northern half of the county. The Christina River at Cooch's Bridge reached its 9 foot flood stage at 230 a.m. EDT, crested at 11.7 feet at 915 a.m. EDT and was back within bankfull at 315 p.m. EDT. The White Clay Creek near Newark reached its 13 foot flood stage at 530 a.m. EDT, crested at 14.9 feet at 9 a.m. EDT and was back within bankfull during the early afternoon of the 19th. The Red Clay Creek at Wooddale reached its 5.5 foot flood stage at 630 a.m. EDT on the 19th, crested at 7.0 feet at 11 a.m. EDT and was below flood stage again at 3 p.m. EDT. No serious damage or injuries were reported.A low pressure system developed near Norfolk during the late evening of the 18th. At 8 a.m. EDT on the 19th, it was located east of Atlantic City. The low became captured by another low at higher levels of the atmosphere and consequently moved little the ensuing 24 hours. It was near Manasquan, NJ at 2 p.m. EDT on the 19th, Allentown, PA at 8 p.m. EDT on the 19th, near Harrisburg, PA at 2 a.m. EDT on the 20th and Hagerstown, MD at 8 a.m. EDT on the 20th. Tropical moisture associated with Hurricane Lili (Which was farther east in the Atlantic.) was ingested into this low and literally was wrung out over Delaware. The slowing of the low pressure system's forward speed prolonged the heavy rain in northern Delaware. But, the rain was even heavier farther north. Representative storm totals included 3.4 inches in Newark, 3.05 inches in Odessa, 2.06 inches in Wilmington and 2.0 inches in Prices Corner.

The radar

The Dover AFB radar (KDOX), 85 km away, was scanning. The volume nearest the first event began at 06:30 UTC.

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Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, New Castle

When
October 19, 1:30 AM EST to 2:15 PM EST
Where
New Castle County, Northern
Coordinates
39.578, -75.639 (the zone’s center; the record gives no point)

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

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

The same day elsewhere

More

Every storm in Delaware in 1996Every state in 1996This day in weather historyWarnings in Delaware, October 1996

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 2026-09-30. Each event’s entry at NCEI: 5577579.