An upper level trough and associated surface cold front approached from the west. Out ahead of the cold front, a pre-frontal trough moved through the area.
Every event with a place to put it. Tap one for its entry below.
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.
The episode as NWS OKX wrote it up.
An upper level trough and associated surface cold front approached from the west. Out ahead of the cold front, a pre-frontal trough moved through the area. The pre-frontal trough sparked convection in an area characterized by about 1000 J/kg of MLCAPE and 35 kt of 0-6km bulk shear. Several severe thunderstorms formed and produced damaging wind gusts.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS New York, NY wrote its last area forecast discussion before the first event at Jun 6, 4:41 PM EST, 1 hour 47 minutes earlier. Its key messages:
Area Forecast Discussion
National Weather Service New York NY
541 PM EDT Sat Jun 6 2026
.WHAT HAS CHANGED...
Severe Thunderstorm Watch 281 in effect for most of the area
until 10 PM.
&&
.KEY MESSAGES...
1) Severe thunderstorms are possible into this evening.
2) High rip current risk at the ocean beaches today.
3) Heat and humidity build again mid to late week, with a return
of unsettled weather.
&&
.DISCUSSION...
.KEY MESSAGE 1...
...Severe Thunderstorm Watch 281 in effect for most of the area
until 10 PM...
A passing shortwave trough will help drag a cold front through
late today into this evening. A fast-moving line of severe
thunderstorms with a pre-frontal trough over eastern PA as of
530 PM will move into NW NJ and Orange County from 6-7 PM, then
cross the greater NYC metro area and the rest of the lower
Hudson Valley from 7-9 PM, and exit east later this evening.
MLCAPE per SPC mesoanalysis is increasing to 1000 J/kg while
unidirectional effective 0-6 km bulk shear increases to 30-40
kt. DCAPE is also increasing close to 1000 J/kg. Given these
parameters, potential exists for strongest storms to produce
wind gusts in excess of 70 mph mainly from NYC west. Given due
E-W trajectory severe storms (or at least a gust front with
damaging winds) may make it farther into S CT and Long Island
than is usually the case for this time of year.
PW increases to over 1.5 inch per latest HRRR, so it is possible
that heaviest storms could produce 0.75 to 1.5 inch of rain in
45 minutes to an hour as has been the case in central PA.
That could lead to significant localized flooding where it
occurs. Most places will see lesser amounts of 0.25 to 0.5
inch, with minor urban and poor drainage flooding.
Convection should clear ern CT/Long Island before midnight, with
drier conditions overnight into Sunday morning.
Another shortwave trough passing through Sunday afternoon could
still produce isolated to scattered showers and possibly a
tstm, with the better chances across SE CT.
.KEY MESSAGE 2...
There is a high rip current risk today at the ocean beaches.
Increasing SW flow 15 to 20 kt and 3-to-4 ft swells at 8 sec
drive this threat. Additional detail in Marine section.
.KEY MESSAGE 3...
The pattern could become a bit more unsettled mid to late week
as high pressure shifts offshore, and a warm, moist flow
develops around the ridge. With this, expect increasing humidity
with hot afternoons, and heat indices approaching 100F in some
areas by Friday. Additionally, with multiple disturbances
rounding the base of the upper level ridge, there will be
several periods with chances of showers and thunderstorms.
Details will become clearer on how strong these thunderstorms
can get as we head into the week, but it is worth noting that
the CSU-MLP Day 6-8 outlooks show a marginal risk of severe
weather.
&&
.AVIATION /21Z SATURDAY THROUGH THURSDAY/...
A pre-frontal trough moves across the area this evening followed
by a cold front passage on Sunday.
Mainly VFR through the TAF period. Showers and thunderstorms
remain possible this evening. Arrival time appears to be
22z-00z for NYC terminals on N and W, 00z-02z, western Long
Island and southwest Connecticut terminals, and 02-04z for
eastern Long Island and southeast Connecticut. Strong, gusty
winds may accompany the showers/storms with a wind shift to the
W-NW and potential for brief gusts up to 50 kt. The
showers/storms should weaken as they move east of the NYC metro,
but gusty winds 35-45 kt possible.
Outside of showers/storms, SW winds 10-15 kt with gusts 20-25
kt this afternoon and early afternoon. Winds will veer to the
WSW-W tonight as wind speeds weaken to under 10 kt. W-NW flow
increases Sunday morning, becoming 10-15 kt with gusts 20-25 kt
late morning into the afternoon.
...NY Metro (KEWR/KLGA/KJFK/KTEB) TAF Uncertainty...
End times of frequent wind gusts may be off by 1-2 hours this
evening.
Amendments for timing of showers/thunderstorms this evening
likely. PROB30 could become TEMPO.
Gusts to 50 kt possible if any storms become severe.
.OUTLOOK FOR 18Z SUNDAY THROUGH THURSDAY...
Sunday Afternoon-Night: VFR. Isolated shower/storm possible
eastern CT in the afternoon and evening. WNW-NW wind gusts 20-25
kt in the afternoon/early evening.
Monday-Tuesday: VFR.
Wednesday-Thursday: Mainly VFR. Chance of afternoon/evening
showers and isolated thunderstorms. SW wind gusts 20 kt possible
Wednesday.
Detailed information, including hourly TAF wind component
forecasts, can be found at: https:/www.weather.gov/zny/n90
&&
.MARINE...
SCA issued for the Long Island south shore bays as SW winds
increase late this afternoon and gust up to 25 kt til close to
sunset. SCA also continues on the ocean waters into tonight,
with gusts up to 25 kt and seas build to 5 ft, peaking this
evening. That said, the bigger threat will be tstms this
evening, which could produce wind gusts over 35 kt.
Flow becomes W-NW on Sunday behind a departing cold front. Winds
and seas should both remain below SCA levels, with ocean seas
3-4 ft.
Rip Currents: There is a high rip current risk through this
evening for the ocean beaches. Increasing SW flow 15-20 kt and
3-4 ft swells at 8 sec drive this threat.
The threat lowers to moderate on Sunday given little wind
component and a 4-ft 7-sec S swell.
By Monday, the rip current risk will be low with the lingering S
swell falling to 2 ft at 6s.
&&
.OKX WATCHES/WARNINGS/ADVISORIES...
CT...Air Quality Alert until 11 PM EDT this evening for CTZ005>012.
NY...Air Quality Alert until 11 PM EDT this evening for NYZ069>075-
078>081-176>179.
High Risk for Rip Currents until 9 PM EDT this evening for NYZ075-
080-081-178-179.
NJ...Air Quality Alert until 11 PM EDT this evening for NJZ004-006-
103>108.
MARINE...Small Craft Advisory until 8 PM EDT this evening for ANZ345.
Small Craft Advisory until 6 AM EDT Sunday for ANZ350-353-355.
&&
DISCUSSION...BG/JT
AVIATION...DS
MARINE...BGHazardous Weather Outlook National Weather Service New York NY 508 PM EDT Sat Jun 6 2026 ANZ331-335-338-340-345-353-355-CTZ005-006-009-010-NJZ002-004-006- 103>108-NYZ067>074-078-079-176-177-072115- Long Island Sound East of New Haven CT/Port Jefferson NY to the Mouth of the Connecticut River- Long Island Sound West of New Haven CT/Port Jefferson NY- New York Harbor-Peconic and Gardiners Bays- South Shore Bays from Jones Inlet through Shinnecock Bay- Fire Island Inlet NY to Moriches Inlet NY out 20 NM- Sandy Hook NJ to Fire Island Inlet NY out 20 NM-Northern Fairfield- Northern New Haven-Southern Fairfield-Southern New Haven- Western Passaic-Eastern Passaic-Hudson-Western Bergen-Eastern Bergen- Western Essex-Eastern Essex-Western Union-Eastern Union-Orange- Putnam-Rockland-Northern Westchester-Southern Westchester- New York (Manhattan)-Bronx-Richmond (Staten Island)- Northwest Suffolk-Northeast Suffolk-Northern Queens-Northern Nassau- 508 PM EDT Sat Jun 6 2026 ...SEVERE THUNDERSTORM WATCH 281 IN EFFECT UNTIL 10 PM EDT THIS EVENING... This Hazardous Weather Outlook is for Atlantic coastal waters, southern Connecticut, northeast New Jersey and southeast New York. .DAY ONE...Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Severe Thunderstorm Watch. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Hazardous weather is not expected at this time that would meet NWS warning criteria. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. && This Hazardous Weather Outlook provides a summary of potential widespread hazardous weather events that may reach NWS warning criteria. Most long fused NWS watches, warnings, and advisories in effect are highlighted. Please refer to the latest NWS forecasts for weather not meeting NWS warning criteria. ANZ332-350-380-383-385-CTZ007-008-011-012-072115- Long Island Sound East of the Mouth of the Connecticut River- Moriches Inlet NY to Montauk Point NY out 20 NM- Waters from Moriches Inlet NY to Montauk Point NY from 20 to 60 nm- Waters from Fire Island Inlet NY to Moriches Inlet NY from 20 to 60 nm- Waters from Sandy Hook NJ to Fire Island Inlet NY from 20 to 60 nm- Northern Middlesex-Northern New London-Southern Middlesex- Southern New London- 508 PM EDT Sat Jun 6 2026 This Hazardous Weather Outlook is for Atlantic coastal waters and southern Connecticut. .DAY ONE...Tonight. There is a marginal risk of damaging wind gusts as thunderstorms weaken and move east into the area this evening. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Hazardous weather is not expected at this time that would meet NWS warning criteria. .SPOTTER INFORMATION STATEMENT... Spotter activation will likely be needed. && This Hazardous Weather Outlook provides a summary of potential widespread hazardous weather events that may reach NWS warning criteria. Most long fused NWS watches, warnings, and advisories in effect are highlighted. Please refer to the latest NWS forecasts for weather not meeting NWS warning criteria. NYZ075-080-081-178-179-072115- Kings (Brooklyn)-Southwest Suffolk-Southeast Suffolk-Southern Queens- Southern Nassau- 508 PM EDT Sat Jun 6 2026 ...SEVERE THUNDERSTORM WATCH 281 IN EFFECT UNTIL 10 PM EDT THIS EVENING... ...HIGH RIP CURRENT RISK IN EFFECT UNTIL 9 PM EDT THIS EVENING... This Hazardous Weather Outlook is for southeast New York. .DAY ONE...Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Severe Thunderstorm Watch. High Rip Current Risk. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Hazardous weather is not expected at this time that would meet NWS warning criteria. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. && This Hazardous Weather Outlook provides a summary of potential widespread hazardous weather events that may reach NWS warning criteria. Most long fused NWS watches, warnings, and advisories in effect are highlighted. Please refer to the latest NWS forecasts for weather not meeting NWS warning criteria.
Special Weather Statement
National Weather Service New York NY
713 PM EDT Sat Jun 6 2026
NYZ067>070-070000-
Putnam NY-Rockland NY-Northern Westchester NY-Orange NY-
713 PM EDT Sat Jun 6 2026
...STRONG THUNDERSTORMS WILL IMPACT NORTHERN WESTCHESTER...ORANGE...
PUTNAM AND ROCKLAND COUNTIES THROUGH 800 PM EDT...
At 712 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Walden to near Sloatsburg to Millington.
Movement was east at 35 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
New City, Newburgh, Middletown, Ossining, Peekskill, Haverstraw,
Mahopac, Monroe, Walden, West Point, Warwick, Goshen, Sloatsburg,
Cold Spring, and Howells.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southeastern New York.
&&
LAT...LON 4163 7425 4160 7425 4158 7413 4161 7413
4160 7409 4161 7407 4158 7405 4159 7395
4153 7400 4146 7400 4144 7398 4149 7393
4151 7369 4123 7371 4111 7385 4117 7429
4133 7464 4150 7458 4150 7448 4157 7442
TIME...MOT...LOC 2312Z 256DEG 31KT 4160 7429 4114 7423 4069 7452
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
JTThe Brookhaven radar (KOKX), 83 km away, was scanning. The volume nearest the first event began at 23:30 UTC.
4 thunderstorm wind. Local standard time, as filed.
Wires down with power outages per Eversource. Time estimated by radar.
Tree limb down on roadway on Washington Street in Middletown CT.
Power outages due to downed tree limbs. Time estimated by radar.
Large tree down in yard.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Connecticut in 2026Every state in 2026This day in weather historyWarnings in Connecticut, June 2026
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 2026-09-24. Each event’s entry at NCEI: 1349204, 1349205, 1349206, 1349207.