Severe Weather History


County archive · 1950 — present

Nassau County, New York

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Rip Current Statement

Kings (Brooklyn); Southwest Suffolk; Southeast Suffolk; Southern Queens; Southern Nassau

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Nassau County, New York severe weather history spans 582 recorded events between 1962 and 2026. The dominant hazard is thunderstorm wind, accounting for 42.3% of all recorded events. It ranks #635 nationally and #21 in New York.

582

Recorded events

8

Direct deaths

60

Direct injuries

$24.9M

Property damage

The record

What the Nassau County, New York severe weather history record shows

Across the archive, Nassau County, New York severe weather history averages 9.1 recorded events a year. The busiest stretch on record is the 2010s, with 212 events logged in that decade alone. Roughly 27 events fall before 1990 and 555 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.

The deadliest hazard in the Nassau County, New York record is rip current, responsible for 3 direct deaths. The costliest is flash flood, with $19.2M in reported property damage. In total, 13 distinct hazard types appear in this county archive, each listed with its own dated record below.

Nassau County, New York severe weather history: recorded events per decade since 1950
Nassau County, New York severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Nassau County

HazardEventsDeathsDamageMaxSpan
Thunderstorm Wind2460$3.2M871962–2026
Flash Flood1690$19.2M01996–2025
Hail810$115K31979–2023
Lightning231$596K01998–2025
Heavy Rain230$001996–2006
Flood210$16K01996–2017
Tornado90$1.7MF21970–2021
Rip Current33$002002–2005
Coastal Flood20$001997–1997
Winter Weather21$001996–1997
Funnel Cloud10$001997–1997
Strong Wind11$001997–1997
High Surf12$002001–2001
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Nassau County, New York severe weather history by decade

31960s
111970s
131980s
841990s
1522000s
2122010s
1072020s

Reporting practice changed over time — early decades are undercounted, not calmer.

Tornado tracks

Paths crossing this county

9 mapped tornado paths intersect this county: 9 touched down inside it and 0 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.

DateScaleDeathsInjuriesPath lengthOrigin
1998-09-07EF2060.2 miTouched down here
1973-09-18EF2001.9 miTouched down here
1970-09-27EF2000.5 miTouched down here
2005-08-12EF1000.2 miTouched down here
1995-07-23EF1000.2 miTouched down here
1978-08-12EF1000.1 miTouched down here
2021-11-13EF00013.1 miTouched down here
2006-08-25EF0000.3 miTouched down here
1976-06-01EF0000.1 miTouched down here
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Nassau County

DateTypeLocationDeathsInjuriesDamage
Oct 1, 2001High SurfPT LOOKOUT20$0
Oct 12, 2002Rip CurrentFREEPORT13$0
Sep 2, 2002Rip CurrentBILTMORE SHRS12$0
Mar 12, 2000LightningOYSTER BAY COVE11$0
Aug 14, 2005Rip CurrentLONG BEACH10$0
Jan 16, 1997Strong WindEAST MEADOW10$0
Jan 9, 1997Winter WeatherCOUNTYWIDE10$0
Jun 26, 2002LightningBETHPAGE014$500K
Source: NOAA/NCEI Storm Events · dates UTC

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Context

Risk, population and federal disasters

Relatively High

FEMA NRI risk rating

1,389,591

Population (ACS)

$685K

Median home value

31

Federal declarations

DeclaredIncidentTitleType
Jan 30, 2024FloodSEVERE STORM AND FLOODINGDR
Sep 5, 2021HurricaneREMNANTS OF HURRICANE IDADR
Sep 2, 2021HurricaneREMNANTS OF HURRICANE IDAEM
Aug 22, 2021HurricaneHURRICANE HENRIEM
Oct 2, 2020HurricaneTROPICAL STORM ISAIASDR
Mar 20, 2020BiologicalCOVID-19 PANDEMICDR
Source: FEMA OpenFEMA disaster declarations · most recent first

Quick answers

Frequently asked

How many severe weather events have been recorded in Nassau County, New York?

582 events are on record between 1962 and 2026, causing 8 direct deaths and $24.9M in property damage.

What is the most common severe weather hazard in Nassau County?

Thunderstorm Wind, with 246 recorded events — 42.3% of everything in the archive for this county.

How many tornadoes have crossed Nassau County?

9 mapped tornado paths intersect the county boundary; 9 of them touched down inside it. This is derived from path geometry, not county-tagged reports.

How many federal disaster declarations cover Nassau County?

31 federal disaster declarations from FEMA include Nassau County, each tied to a specific incident period.

How risky is Nassau County compared with the rest of the country?

FEMA's National Risk Index rates Nassau County as relatively high risk, placing it in the 97 percentile of its state for expected annual loss.

Where does the Nassau County, New York severe weather history data come from?

Every figure is drawn from United States federal public-domain records: NOAA/NCEI Storm Events for the event archive, NOAA SPC SVRGIS for mapped tornado paths, FEMA for disaster declarations and risk ratings, and the U.S. Census for population context. Dates are shown in UTC and recent entries may still be revised by NOAA.

Nearby

Neighbouring counties

All counties in this state →

Cite this page

“Nassau County, New York.” Severe Weather History. severeweatherhistory.com/county/new-york/nassau-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


Historical reference only — for official alerts visit weather.gov