Alert archive / New Jersey / Flash Flood Warnings in 1995

Flash Flood Warning 9, NWS New York, NY

July 17, 1995Essex County, Union County, New Jersey

NWS New York, NY issued this flash flood warning at Jul 17, 1995, 11:17 PM EDT for Essex County, Union County, New Jersey. It was in force for 118 min.

The area

The counties it named.

The facts

Issued
Jul 17, 1995, 11:17 PM EDT (03:17 UTC)
Expired
Jul 18, 1995, 1:15 AM EDT
In force
118 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Essex County, NJ, Union County, NJ

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 3.3 hours before the alert went out and 120 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°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 KNYC 180319
FFWNYC
NJC013-017-039-180515-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
1117 PM EDT MON JUL 17 1995
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  115 AM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST NEW JERSEY
 
   ...ESSEX COUNTY...HUDSON COUNTY...UNION COUNTY
 
NATIONAL WEATHER SERVICE RADAR SHOWED CLUSTERS OF THUNDERSTORMS
PRODUCING EXCESSIVE RAINFALL RATES OVER THE AREA. SPOTTERS HAVE REPORTED
WIDESPREAD STREET FLOODING IN HARRISON OF HUDSON COUNTY.
ADDITIONALLY...THE NEW JERSEY TURNPIKE AT EXIT 14 WAS FLOODING.
 
THESE STORMS WILL CONTINUE TO PRODUCE RAINFALL RATES IN EXCESS OF 1 INCH
PER HOUR DURING THE NEXT HOUR.
 
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.
 
 
 
&GC

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, 33 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

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, 11:36 PM EDTFlash Flood WarningOKXBergen2 hr
Jul 18, 1:05 AM EDTFlash Flood WarningOKXBergen2 hr
Jul 18, 1:10 AM EDTFlash Flood WarningOKXEssex, Hudson, Union2 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.