Alert archive / New York / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 58, NWS New York, NY

June 2, 2000Nassau County, Suffolk County, New York

NWS New York, NY issued this severe thunderstorm warning at Jun 2, 2000, 7:55 PM EDT for Nassau County, Suffolk County, New York. It was in force for 65 min. 4 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 2, 2000, 7:55 PM EDT (23:55 UTC)
Expired: Jun 2, 2000, 9:00 PM EDT
In force: 65 min
Issued by: NWS New York, NY
Area: Whole counties

Counties Nassau County, NY, Suffolk County, NY

The radar

The Brookhaven radar (KOKX), 23 km from the middle of the area, began a volume at 23:56 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where
Jun 2, 8:03 PM EDT	Thunderstorm Wind 52 E	Levittown, NY
Jun 2, 8:03 PM EDT	Thunderstorm Wind 50 E	Stony Brook, NY
Jun 2, 8:12 PM EDT	Hail 0.75	Smithtown, NY
Jun 2, 8:17 PM EDT	Thunderstorm Wind 50 E	Wading River, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 2, 3:15 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 11.9 hours before the alert went out and 23 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2021 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 111 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KOKX 022356
SVRNYC
NYC059-103-030100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
755 PM EDT FRI JUN 2 2000

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES...

  IN SOUTHEASTERN NEW YORK STATE...
     WESTERN SUFFOLK...
     NASSAU...

* UNTIL 900 PM EDT...

* AT 755 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES EAST OF
  NORWALK TO 2 MILES SOUTHWEST OF JAMACIA..MOVING EAST AT 20 MPH.

* BASED ON THIS MOVEMENT...THE SEVERE THUNDERSTORMS SHOULD BE IN
  THE VICINITY OF...
  BROOKVILLE...ELMONT...KENNEDY AIRPORT AROUND 800 PM EDT...
  CEDARHURST...CENTERPORT...COLD SPRING HARBOR...GARDEN CITY AROUND
  805 PM EDT...
  HEMPSTEAD...HICKSVILLE...HUNTINGTON STATION AROUND 810 PM EDT...

THESE ARE DANGEROUS STORMS WITH DAMAGING WINDS...STAY INDOORS AWAY
FROM WINDOWS.

$$

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN UPTON NY.

LAT...LON 4114 7327 4064 7400 4052 7328 4102 7255

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at Jun 2, 2:40 PM EDT, 5 hours 15 minutes earlier.

Area forecast discussion, Jun 2, 2:40 PM EDT, 5 hours 15 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW YORK NY
240 PM EDT FRI JUN 2 2000

SEVERE WX EXPTD ACRS PORTIONS OF FA LT THIS AFTN INTO THIS EVENING
AS SQLN APPROACHES. PRIMARY THREAT STILL APPEARS WL BE DAMAGING
WND GUSTS ALTHO TORRENTIAL RAINS CAPABLE OF PRODUCING FLASH FLG
SEEMS LKLY.

OTRW...BASICALLY STILL LOOKG FOR UNCOMFORTABLE HEAT AND HUMIDITY TO
GIVE WAY TO CONSIDERABLY COOLER AND DRIER WX THIS WEEKEND.

A SPECIAL 18Z SOUNDG IS IN THE PROCESS OF BEING TAKEN.

MARINE...WNDS SHLD RCH SCA CRIT BY A BIT LTR THIS EVENING AS GRAD
TIGHTENS SO SCA WL CONT.

WRKZFP NOT AVBL ATTM. SVR TSTM WATCH MAY NOT BE ISSUED UNTIL AROUND
4 PM EDT FOR MY FA...THIS AFT COORD WITH SPC. FEEL IT BEST TO HOLD
ZONE ISSUANCE UNTIL THAT TIME UNLESS SOMETHING ELSE COMES UP.

.OKX...NONE.

In the hours before

Local storm report, Jun 2, 7:50 PM EDT, 5 minutes before

NYCLSRNYC 000
TTAA00 KNYC DDHHMM

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
750 PM EDT FRI JUN 02 2000

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0647 PM    LEPTONDALE                NY   60 MPH TSTM GUST
06/02/00   ORANGE                         PLATTEKILL SERVICE AREA NY
                                          STATE THRUWAY JUST NORTH
                                          OF LEPTONDALE

0700 PM    WEST MILFORD              NJ   WIND DAMAGE
06/02/00   PASSAIC                        NUMEROUS TREES DOWN ON
                                          RIDGE ROAD

0706 PM    HILLBURN                  NY   WIND DAMAGE
06/02/00   ROCKLAND                       TREE DOWN ON HOUSE ON
                                          MOUNTAIN AVE

0712 PM    HILLSDALE                 NJ   60 MPH TSTM GUST
06/02/00   BERGEN                         NUMEROUS TREES DOWN

0713 PM    WAYNE                     NJ   WIND DAMAGE
06/02/00   PASSAIC                        NUMEROUS ELECTRICAL WIRES
                                          DOWN

0715 PM    BREWSTER                  NY   WIND DAMAGE
06/02/00   PUTNAM                         TREES AND POWER LINES DOWN

0715 PM    CARMEL                    NY   WIND DAMAGE
06/02/00   PUTNAM                         TREES AND POWER LINES DOWN

0718 PM    PARK RIDGE                NJ   WIND DAMAGE
06/02/00   BERGEN                         NUMEROUS TREES AND POWER
                                          LINES DOWN

0718 PM    NEW FAIRFIELD             CT   55 MPH TSTM GUST
06/02/00   FAIRFIELD

0722 PM    SADDLE RIVER              NJ   WIND DAMAGE
06/02/00   BERGEN                         NUMEROUS TREES AND POWER
                                          LINES DOWN

0722 PM    MONTVALE                  NJ   WIND DAMAGE
06/02/00   BERGEN                         NUMEROUS TREES AND POWER
                                          LINES DOWN

0725 PM    PARAMUS                   NJ   WIND DAMAGE
06/02/00   BERGEN                         NUMEROUS TREES AND POWER
                                          LINES DOWN

0725 PM    HILLSDALE                 NJ   WIND DAMAGE
06/02/00   BERGEN                         TREE DOWN ONTO HOUSE ON
                                          JEFFERSON ST. GAS LEAK.

0727 PM    CROTON ON HUDSON          NY   65 MPH TSTM GUST
06/02/00   WESTCHESTER                    NUMEROUS TREES AND POWER
                                          LINES DOWN

0727 PM    OSSINING                  NY   WIND DAMAGE
06/02/00   WESTCHESTER                    NUMEROUS TREES AND POWER
                                          LINES DOWN

0738 PM    YONKERS                   NY   WIND DAMAGE
06/02/00   WESTCHESTER                    TREE DOWN ON HOUSE

0739 PM    FRANKLIN                  CT   WIND DAMAGE
06/02/00   NEW LONDON                     NUMEROUS TREES AND WIRES
                                          DOWN

0739 PM    DANBURY                   CT   WIND DAMAGE
06/02/00   FAIRFIELD                      TREES AND STREET SIGNS
                                          DOWN

The office that day

Everything else NWS New York, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 2, 6:25 PM EDT	Severe Thunderstorm Warning	OKX	Orange	65 min
Jun 2, 6:50 PM EDT	Severe Thunderstorm Warning	OKX	Rockland	40 min
Jun 2, 7:04 PM EDT	Severe Thunderstorm Warning	OKX	Putnam, Westchester	56 min
Jun 2, 7:38 PM EDT	Severe Thunderstorm Warning	OKX	Bronx	52 min
Jun 2, 7:42 PM EDT	Severe Thunderstorm Warning	OKX	New York	63 min
Jun 2, 7:42 PM EDT	Severe Thunderstorm Warning	OKX	Richmond	63 min
Jun 2, 7:42 PM EDT	Severe Thunderstorm Warning	OKX	Kings, Queens	63 min

Nearby

Severe Thunderstorm Warnings in New York, 2000 Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.