Alert archive / New Jersey / Flash Flood Warnings in 1995

Flash Flood Warning 16, NWS New York, NY

July 18, 1995Essex County, Hudson County, Union County, New Jersey

NWS New York, NY issued this flash flood warning at Jul 18, 1995, 1:10 AM EDT for Essex County, Hudson County, Union County, New Jersey. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 18, 1995, 1:10 AM EDT (05:10 UTC)
Expired
Jul 18, 1995, 3:30 AM EDT
In force
2 hr
Issued by
NWS New York, NY
Area
Whole counties

Counties Essex County, NJ, Hudson County, NJ, Union County, NJ

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 5.2 hours before the alert went out and 114 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-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 1995-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 42 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 1995-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
42 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
772 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
44 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 
TTAA00 KPHL 180518
FFWNYC
NJC013-017-039-180915-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
110 AM EDT TUE JUL 18 1995

THE NATIONAL WEATHER SERVICE IN NEW YORK HAS EXTENDED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 330 AM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHEAST NEW JERSEY

   ...ESSEX COUNTY...HUDSON COUNTY...UNION COUNTY

A LARGE CLUSTER OF THUNDERSTORMS OF THUNDERSTORMS PRODUCING TORRENTIAL
RAINS OVER NORTHEAST NEW JERSEY AND METROPOLITAN NEW YORK. RAINFALL
HAS BEEN IN EXCESS OF OF 1 TO 2 INCHES IN AN HOURS TIME.

WIDESPREAD STREET FLOODING IN HARRISON OF HUDSON COUNTY.
ADDITIONALLY...THE NEW JERSEY TURNPIKE AT EXIT 14 WAS FLOODING.

THE VERY HEAVY RAIN WILL TAPER OFF IN THE NEXT 20 MINUTES...BUT THERE
IS MORE IN SOUTH JERSEY THAT IS HEADED INTO THE WARNING AREA BY
2 AM. A ROOF HAS COLLAPSED IN BERGEN COUNTY FROM THE WEIGHT OF THE
WATER.

ALL OF THE AIRPORTS IN NORTH JERSEY AND METROPOLITAN NEW YORK ARE
REPORTING THUNDERSTORMS WITH TORRENTIAL DOWNPOURS.

GIVEN THE TIME OF THE MORNING...THIS IS BECOMING A POTENTIAL DANGEROUS
SITUATION IF YOU ARE OUT ALONE AND BECOME STRANDED. THE PASSAIC AND
POMPTON RIVERS MAY START TO SHOW SIGNIFICANT RISES THIS MORNING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

HAYES/EBERWINE

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 17, 10:44 PM EDT, 2 hours 26 minutes before
NYZ067>081-NJZ001>014-180900-

SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION
FOR SOUTHEAST NEW YORK...NORTH NEW JERSEY AND LONG ISLAND
NATIONAL WEATHER SERVICE NEW YORK NY
1040 PM EDT MON JUL 18 1995

...A FLOOD WATCH IS IN EFFECT FOR NORTH NEW JERSEY TONIGHT...

A FLOOD WATCH WAS ISSUED TONIGHT FOR THE FOLLOWING COUNTIES IN NORTH
NEW JERSEY...SUSSEX...WARREN...HUNTERDON...PASSAIC...MORRIS....
SOMERSET...BERGEN...ESSEX...HUDSON...UNION...MIDDLESEX AND MONMOUTH.

SHOWERS AND THUNDERSTORMS AHEAD OF A SLOW MOVING COLD FRONT OVER THE
EASTERN GREAT LAKES WILL CONTINUE TO PRODUCE HEAVY RAINFALL OVER THE
AREA. EARLIER...SLOW MOVING THUNDERSTORMS PRODUCED OVER AN INCH OF
RAIN  /1.51 IN CORNWALL AND 1.25 IN WARWICK OF ORANGE COUNTY/NEW
YORK/ IN LESS THAN 1 HOUR. SLOW MOVING SHOWERS AND THUNDERSTORMS WILL
PRODUCE UP TO 3 INCHES OR MORE OF RAIN ACROSS PARTS OF THE AREA
TONIGHT.

AS THE FRONT STRUGGLES EASTWARD OVER THE AREA BY TUESDAY
EVENING...SCATTERED SHOWERS AND THUNDERSTORMS WILL REDEVELOP IN A
MOIST AND UNSTABLE AIRMASS.

WEATHER CONDITIONS WILL GRADUALLY IMPROVE TUESDAY NIGHT...AS THE
FRONT MOVES OFF THE COAST. WEST WINDS WILL BEGIN TRANSPORTING DRYER
AIR ACROSS THE REGION TUESDAY NIGHT...WHICH WILL SET THE STAGE FOR A
BRIGHT AND DRY WEDNESDAY.

GC
Special weather statement, Jul 18, 12:33 AM EDT, 37 minutes before
NYZ067>081-NJZ001>014-CTZ005>012-180830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1230 AM EDT TUE JUL 17 1995

...FLOODING CONTINUEING OVER THE REGION...

AT 1220 AM EDT NATIONAL WEATHER SERVICE RADAR CONTINUED TO SHOW
CLUSTERS OF SLOW MOVING THUNDERSTORMS OVER THE AREA. THESE
THUNDERSTORMS HAVE HAD A HISTORY OF PRODUCING TORRENTIAL RAINS IN
EXCESS OF TWO INCHES AN HOUR RESULTING IN WIDESPREAD FLASH FLOODING.

THE FOLLOWING FLASH FLOOD WARNING ARE STILL IN EFFECT AT THIS TIME.

ESSEX...HUDSON AND UNION COUNTIES OF NEW JERSEY UNTIL 115 AM EDT...
SOUTHERN BERGEN COUNTY OF NEW JERSEY UNTIL 145 AM EDT...
BRONX...KINGS...NASSAU...NEW YORK AND QUEENS COUNTIES OF SOUTHEAST
NEW YORK UNTIL 145 AM EDT...
WESTERN SUFFOLK COUNTY OF NEW YORK UNTIL 2AM EDT...

WIDESPREAD STREET FLOODING HAS BEEN REPORTED WITH MANY ROADS CLOSED
DUE TO HIGH WATER. THE BROOKLYN-QUEENS EXPRESSWAY IS CLOSED AS OF
THIS TIME. OTHER ROAD CLOSURES INCLUDE 60TH STREET AND THE WESTSIDE
HIGHWAY AND THE NORTHERN STATE PARKWAY BETWEEN EXITS 34 AND 38.

HEAVY RAIN IS STILL POSSIBLE FOR THE NEXT SEVERAL HOURS. DO NOT
ATTEMPT TO CROSS ROADWAYS...DIPS OR LOW SPOTS WHERE WATER COVERS THE
ROAD. IF FLASH FLOODING IS OCCURRING...MOVE UP TO HIGHER GROUND.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO OR YOUR LOCAL COMMERCIAL
TELEVISION AND RADIO STATION FOR THE LATEST WEATHER INFORMATION.

GOUDSWARD

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 17, 11:17 PM EDTFlash Flood WarningOKXHudson118 min
Jul 17, 11:17 PM EDTFlash Flood WarningOKXEssex, Union118 min
Jul 17, 11:36 PM EDTFlash Flood WarningOKXBergen2 hr
Jul 18, 1:05 AM EDTFlash Flood WarningOKXBergen2 hr

Nearby

Flash Flood Warnings in New Jersey, 1995Every flash flood warning in 1995

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.