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Delaware Flood Stories

100 first-hand accounts of flood events in Delaware, ranked by impact. Each is a NOAA-written narrative of the moment.

Flash Flood

New Castle, DE · Aug 7, 2020

An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of northern Delaware from late afternoon through the evening hours on August 7th.

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Flash Flood

New Castle, DE · Aug 7, 2020

An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of northern Delaware from late afternoon through the evening hours on August 7th.

Read the full account →
Flash Flood

New Castle, DE · Aug 7, 2020

An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of northern Delaware from late afternoon through the evening hours on August 7th.

Read the full account →
Flash Flood

New Castle, DE · Aug 7, 2020

An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of northern Delaware from late afternoon through the evening hours on August 7th.

Read the full account →
Flash Flood

New Castle, DE · Aug 7, 2020

An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of northern Delaware from late afternoon through the evening hours on August 7th.

Read the full account →
Coastal Flood

Inland Sussex, DE · Mar 4, 2018

A cold front stalled north of the region on March 1st. Meanwhile, a wave of low pressure developed along this front in the Ohio Valley and move eastward, explosively deepening just Southeast of Long Island on March 2nd.

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Coastal Flood

Delaware Beaches, DE · Mar 4, 2018

A cold front stalled north of the region on March 1st. Meanwhile, a wave of low pressure developed along this front in the Ohio Valley and move eastward, explosively deepening just Southeast of Long Island on March 2nd.

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Coastal Flood

New Castle, DE · Apr 16, 2018

A strong backdoor cold front moved from northeast to southwest across the area Saturday night April 15th into Sunday morning April 16th. Not only was there a significant drop in temperature coinciding with the passage of the front, but also a stark difference between high…

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Flash Flood

New Castle, DE · Apr 16, 2018

A strong backdoor cold front moved from northeast to southwest across the area Saturday night April 15th into Sunday morning April 16th. Not only was there a significant drop in temperature coinciding with the passage of the front, but also a stark difference between high…

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Flash Flood

Sussex, DE · Jul 10, 2020

Tropical Storm Fay moved northward along the coasts of Delaware and New Jersey on the afternoon and evening of July 10. The storm produced rainfall totals up to 4 to 7 inches in Delaware, with the highest totals occurring in the southeastern part of the state.

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Flash Flood

Sussex, DE · Jul 10, 2020

Tropical Storm Fay moved northward along the coasts of Delaware and New Jersey on the afternoon and evening of July 10. The storm produced rainfall totals up to 4 to 7 inches in Delaware, with the highest totals occurring in the southeastern part of the state.

Read the full account →
Flash Flood

Sussex, DE · Jul 10, 2020

Tropical Storm Fay moved northward along the coasts of Delaware and New Jersey on the afternoon and evening of July 10. The storm produced rainfall totals up to 4 to 7 inches in Delaware, with the highest totals occurring in the southeastern part of the state.

Read the full account →
Flash Flood

Sussex, DE · Jul 10, 2020

Tropical Storm Fay moved northward along the coasts of Delaware and New Jersey on the afternoon and evening of July 10. The storm produced rainfall totals up to 4 to 7 inches in Delaware, with the highest totals occurring in the southeastern part of the state.

Read the full account →
Tropical Storm

Delaware Beaches, DE · Jul 10, 2020

Tropical Storm Fay moved northward along the coasts of Delaware and New Jersey on the afternoon and evening of July 10. The storm produced rainfall totals up to 4 to 7 inches in Delaware, with the highest totals occurring in the southeastern part of the state.

Read the full account →
Tropical Storm

Inland Sussex, DE · Jul 10, 2020

Tropical Storm Fay moved northward along the coasts of Delaware and New Jersey on the afternoon and evening of July 10. The storm produced rainfall totals up to 4 to 7 inches in Delaware, with the highest totals occurring in the southeastern part of the state.

Read the full account →
Flash Flood

New Castle, DE · Jan 18, 1999

The combination of showers and thunderstorms with heavy rain and the already saturated ground caused flooding along some of the river and streams across northern New Castle County. The Christina River at Coochs Bridge was above its 9 foot flood stage from 5 p.m. through 9 p.m.

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Flash Flood

New Castle, DE · Jul 12, 2004

A series of thunderstorms with torrential rain caused widespread poor drainage flooding and flooding of rivers and streams, particularly in the northern part of New Castle County.

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Flood

New Castle, DE · Dec 9, 2009

An intense low pressure system that moved through the Great Lakes on the 9th produced a strong southerly flow of moist air from the Gulf of Mexico and Atlantic Ocean. Rain began falling during the evening of the 8th and ended by Noon EST on the 9th.

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Coastal Flood

Delaware Beaches, DE · Jan 23, 2017

An area of low pressure over North Carolina on the 23rd strengthened and moved northeast to a location just off the New Jersey Coastline on the morning of the 24th. With a very tight pressure gradient, winds increased ahead of the storm reaching in excess of 50 mph.

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Coastal Flood

Inland Sussex, DE · Oct 29, 2021

Strong high pressure located in eastern Canada and slow moving low pressure approaching from the southeastern states resulted in a prolonged onshore flow along the Middle Atlantic coast.

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Coastal Flood

Kent, DE · Oct 29, 2021

Strong high pressure located in eastern Canada and slow moving low pressure approaching from the southeastern states resulted in a prolonged onshore flow along the Middle Atlantic coast.

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Coastal Flood

New Castle, DE · Oct 29, 2021

Strong high pressure located in eastern Canada and slow moving low pressure approaching from the southeastern states resulted in a prolonged onshore flow along the Middle Atlantic coast.

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Coastal Flood

Delaware Beaches, DE · Oct 29, 2021

Strong high pressure located in eastern Canada and slow moving low pressure approaching from the southeastern states resulted in a prolonged onshore flow along the Middle Atlantic coast.

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Coastal Flood

Delaware Beaches, DE · Jan 23, 2016

A prolonged onshore flow from a strong nor'easter produced record flooding during the morning high tide cycle on January 23rd. The NOAA NOS gage near the Atlantic Coast at Lewes rose above 7.0 ft MLLW at 0632EST, peaked at 9.27 ft MLLW at 0812EST, and dropped below 7.0 ft MLLW…

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