114
Recorded events
1
Direct deaths
7
Direct injuries
$400K
Property damage
Flash Flood in Hudson County, New Jersey: 114 recorded events between 1996 and 2025. The strongest on record measured 0. That places the county #133 nationally and #6 statewide for this hazard.
Decade by decade
Flash Flood in Hudson County, New Jersey: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Hudson County is the 2020s, when 39 of the county's 114 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Hudson County archive, flash flood makes up 43.8% of all recorded severe weather across 10 hazard types. Nationally the county sits at #133 for this hazard and #6 within New Jersey, putting it in the 95.8 percentile of all U.S. counties.
Seasonality
Events by month
Jul is the peak month for flash flood in Hudson County with 30 recorded events, while Feb is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Significant events
Deadliest on record
| Date | Location | Scale | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Sep 2, 2021 | KEARNY | 0 | 1 | 0 | $0 |
| Sep 2, 2021 | EAST NEWARK | 0 | 0 | 7 | $0 |
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Aug 13, 2025 | HARRISON | 0 | $0 |
| Aug 19, 2024 | EAST NEWARK | 0 | $0 |
| Aug 19, 2024 | SECAUCUS | 0 | $0 |
| Aug 18, 2024 | HOBOKEN | 0 | $0 |
| Aug 18, 2024 | UNION CITY | 0 | $0 |
| Aug 18, 2024 | HARRISON | 0 | $0 |
| Jul 18, 2024 | SECAUCUS | 0 | $0 |
| Dec 18, 2023 | EAST NEWARK | 0 | $0 |
| Dec 18, 2023 | HOBOKEN | 0 | $0 |
| Apr 30, 2023 | HOBOKEN | 0 | $0 |
Other hazards here
More from Hudson County
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
A car carrying two Seton Hall University students was overcome by flood waters on Main Avenue near Benson Avenue in Passaic. The body of one of the students, an 18 year old woman, was later found in Kearny after being swept down the Passaic River.
Seven people were injured when the roof of the U.S. Postal Service's bulk mail facility on Harrison Avenue in Kearny collapsed due to heavy rain. 300 people were inside at the time. There were also multiple roads in the area with significant flooding.
Multiple roads were closed due to flooding in Hoboken. These roads include Grove Street, Henderson Street, 9th Street between Monroe Street and Madison Street, Madison Street between 8th Street and 10th Street, and the intersections of Clinton Street and 1st Street, Jackson Street and 3rd Street, and Jackson Street and 6th Street.
Quick answers
Frequently asked
How many flash flood events are on record in Hudson County, New Jersey?
114 flash flood events are recorded in Hudson County between 1996 and 2025, causing 1 direct deaths.
What is the strongest flash flood recorded in Hudson County?
The strongest flash flood on record in Hudson County measured 0.
Where does the flash flood data for Hudson County come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Flash Flood in Hudson County, New Jersey.” Severe Weather History. severeweatherhistory.com/county/new-jersey/hudson-county/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.