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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.

Coastal Flood$10K damage

Delaware Beaches, DE · Oct 2, 2015

A persistent onshore flow caused periods of heavy rain, strong to high winds, beach erosion, and moderate tidal flooding to occur across Delaware from the 1st through the 4th. Strong winds and minor tidal flooding started with the daytime high tide cycle on the 1st.

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Flash Flood$300K damage

Kent, DE · Jun 19, 1996

Slow moving thunderstorms with torrential downpours washed out two bridges and caused widespread street and highway flooding in the northern part of the county. Many roads were closed. Dover reported 3.11 inches of rain. One bridge washed out near Cheswold.

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Coastal Flood$25K damage

Inland Sussex, DE · Mar 6, 2013

An intense nor'easter brought strong to high northeast winds across Delaware on the 6th as well as minor to moderate tidal flooding in central and lower Delaware Bay. The coastal flooding caused a new breach along Delaware State Route 1 and flooded other roadways.

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Coastal Flood$25K damage

Kent, DE · Mar 6, 2013

An intense nor'easter brought strong to high northeast winds across Delaware on the 6th as well as minor to moderate tidal flooding in central and lower Delaware Bay. The coastal flooding caused a new breach along Delaware State Route 1 and flooded other roadways.

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Storm Surge/Tide$250K damage

Inland Sussex, DE · Feb 17, 2003

The most powerful storm to affect Delaware since the Blizzard of 1996 struck during the President's Day Weekend. Snow spread from south to north during the pre-dawn on Sunday the 16th. The heaviest snow fell during the daylight hours of the 16th.

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Flash Flood$224K damage

Kent, DE · Sep 16, 1999

Hurricane Floyd battered Delaware (especially New Castle County) on September 16th and brought with it torrential rains and damaging winds. The hurricane caused widespread flash flooding as storm totals averaged around nine inches, most of which fell in a twelve hour period…

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Coastal Flood$100K damage

New Castle, DE · Apr 16, 2011

The strong southeast wind up the Delaware Bay and River combined with the already high astronomical tides associated with the full moon and fresh water runoff from heavy rain to produce severe tidal flooding along the Delaware River and tidal sections of its tributaries during…

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Hurricane (Typhoon)$50K damage

Delaware Beaches, DE · Sep 16, 1999

Hurricane Floyd battered Delaware (especially New Castle County) on September 16th and brought with it torrential rains and damaging winds. The hurricane caused widespread flash flooding as storm totals averaged around nine inches, most of which fell in a twelve hour period…

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Flood

New Castle, DE · Jan 9, 2024

Strong low pressure tracked to the northwest of the forecast area on Tuesday into early Wednesday (January 9-10th). A cold front associated with the low swept through the region on Wednesday.

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Flood

New Castle, DE · Dec 28, 2023

A coastal surface low moved north/northeastward on Wednesday night into Thursday (December 27-28th). Total rainfall amounts across the forecast area varied from about 1.00 inches up to 3.00 inches. The heaviest rains fell west of the I-95 corridor.

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Flood

New Castle, DE · Dec 17, 2023

A strengthening coastal low pressure system brought several rounds of rain to the region Sunday night into Monday (December 17-18th). Total rainfall amounts across the forecast area varied from about 1.50 inches up to 7.00 inches.

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Coastal Flood

Delaware Beaches, DE · Oct 12, 2025

A powerful coastal storm sat off the Delaware coast, with strong winds pushing water towards the shoreline and into the back bays of Delaware. Moderate to locally major high tide levels were observed over the southern half of the state.

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Coastal Flood

Inland Sussex, DE · Oct 12, 2025

A powerful coastal storm sat off the Delaware coast, with strong winds pushing water towards the shoreline and into the back bays of Delaware. Moderate to locally major high tide levels were observed over the southern half of the state.

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Coastal Flood

Kent, DE · Oct 12, 2025

A powerful coastal storm sat off the Delaware coast, with strong winds pushing water towards the shoreline and into the back bays of Delaware. Moderate to locally major high tide levels were observed over the southern half of the state.

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Coastal Flood

Delaware Beaches, DE · Feb 13, 2024

A strong coastal system pushing offshore resulted in increasing surge values upwards of 2-3 feet above the astronomical tides, which will resulted widespread and impactful |coastal flooding issues with the high tides on February 13th.

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Coastal Flood

Inland Sussex, DE · Feb 13, 2024

A strong coastal system pushing offshore resulted in increasing surge values upwards of 2-3 feet above the astronomical tides, which will resulted widespread and impactful |coastal flooding issues with the high tides on February 13th.

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Coastal Flood

Delaware Beaches, DE · Jan 13, 2024

Strong south to southeast winds resulted in widespread tidal flooding for much of the coast line and tidal waterways. The strong southeast to south winds resulted in a push of water up the Delaware Bay/River and through the back bays of the Atlantic coast.

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Coastal Flood

Inland Sussex, DE · Jan 13, 2024

Strong south to southeast winds resulted in widespread tidal flooding for much of the coast line and tidal waterways. The strong southeast to south winds resulted in a push of water up the Delaware Bay/River and through the back bays of the Atlantic coast.

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Coastal Flood

Delaware Beaches, DE · Sep 23, 2023

Tropical Storm Ophelia drifted northward from eastern North Carolina into southeastern Virginia on the afternoon and early evening of September 23. Meanwhile, strong high pressure was centered in Quebec.

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Coastal Flood

Inland Sussex, DE · Sep 23, 2023

Tropical Storm Ophelia drifted northward from eastern North Carolina into southeastern Virginia on the afternoon and early evening of September 23. Meanwhile, strong high pressure was centered in Quebec.

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Coastal Flood

Kent, DE · Sep 23, 2023

Tropical Storm Ophelia drifted northward from eastern North Carolina into southeastern Virginia on the afternoon and early evening of September 23. Meanwhile, strong high pressure was centered in Quebec.

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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.

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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.

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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.

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