Alert archive / New Jersey / Flash Flood Warnings in 1992

Flash Flood Warning 27, NWS New York, NY

September 3, 1992Passaic County, New Jersey

NWS New York, NY issued this flash flood warning at Sep 3, 1992, 8:20 PM EDT for Passaic County, New Jersey. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Sep 3, 1992, 8:20 PM EDT (00:20 UTC)
Expired
Sep 3, 1992, 10:30 PM EDT
In force
2 hr
Issued by
NWS New York, NY
Area
Whole counties

County Passaic County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 00:00Z, 0.3 hours before the alert went out and 177 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, Atlantic City In, NJ at 00:00Z on 1992-09-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 910 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Atlantic City In, NJ at 00:00Z on 1992-09-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 155 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
910 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
155 m²/s²
0-3 km storm-relative helicity
154 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Sep 3, 6:22 PM EDT, 1 hour 58 minutes before
NYZ014-015-023-024-NJZ001-015-032330-

SPECIAL WEATHER STATEMENT - THUNDERSTORMS WITH HEAVY RAIN
NATIONAL WEATHER SERVICE NEW YORK NY
620 PM EDT THU SEP 03 1992

...LOCALIZED FLOODING FROM HEAVY RAINS ACROSS NORTHERN NEW JERSEY AND
SOUTHEASTERN NEW YORK...

SHOWERS AND THUNDERSTORMS WERE MOVING ACROSS NORTHERN NEW JERSEY...
AND SOUTHEASTERN NEW YORK THIS EVENING. SOME OF THESE STORMS WERE
DUMPING CLOSE TO AN INCH OF RAIN IN LESS THAN AN HOUR WITH SOME
ISOLATED REPORTS OF ONE TO TWO INCHES ACROSS PASSAIC AND BERGEN
COUNTIES.

WITH THESE HEAVY DOWNPOURS FLOODING HAS BEEN REPORTED ACROSS PORTIONS
OF MORRIS...PASSAIC...BERGEN AND HUDSON COUNTIES IN NEW JERSEY AND
ROCKLAND AND WESTCHESTER COUNTIES IN NEW YORK. FLOODING OF URBAN AND
POOR DRAINAGE AREAS IS POSSIBLE AS THESE HEAVY RAIN CELLS MOVE ACROSS
THE REGION DURING THE NEXT FEW HOURS. MOTORISTS SHOULD ALLOW
THEMSELVES EXTRA TIME IN THEIR COMMUTE AND SHOULD AVOID AREAS THAT ARE
PRONE TO FLOODING.

AT 615 THIS EVENING THE WEATHER RADAR WAS SHOWING SHOWERS AND
THUNDERSTORMS ACROSS MOST OF NEW JERSEY AND SOUTHEASTERN NEW YORK. THE
HEAVIEST RAIN CELLS WERE LOCATED IN PASSAIC AND BERGEN COUNTIES IN NEW
JERSEY AND WILL BE MOVING INTO ROCKLAND AND WESTCHESTER COUNTIES IN
NEW YORK BY 645 THIS EVENING. THESE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE EAST NORTHEAST AT 35 MILES AND HOUR. RESIDENTS IN THESE
COUNTIES CAN EXPECT ABOUT AN INCH OR SO OF RAIN IN LESS THAN AN HOUR
AS T*HESE STORMS MOVE THROUGH THE REGION. RESIDENTS IN PUTNAM COUNTY
CAN EXPECT THESE HEAVY RAIN CELLS TO MOVE INTO THE SOUTHERN PORTION OF
THE COUNTY BY 700 THIS EVENING.

FURTHER STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.

CAROPOLO
Special weather statement, Sep 3, 6:51 PM EDT, 1 hour 29 minutes before
CTZ002-004-005-040030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
645 PM EDT THU SEP 3 1992

...THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE OCCURRING IN PARTS OF
SOUTHWEST CONNECTICUT THIS EVENING...

A LARGE AREA OF RAIN COVERED ALL OF FAIRFIELD AND NEW HAVEN COUNTIES AT
630 PM EDT.  IN ADDITION TO THE RAIN...SOME THUNDERSTORMS WERE
OCCURRING IN THE DANBURY...WATERBURY...AND STAMFORD AREAS.

SOME FLOODING OF URBAN AND AND POOR DRAINAGE AREAS IS POSSIBLE AS THE
THUNDERSTORMS MOVE TO THE NORTHEAST...ACROSS FAIRFIELD AND NEW HAVEN
COUNTIES.

MOTORISTS ARE URGED TO USE EXTREME CAUTION AS VISIBILITIES CAN BE
SHARPLY REDUCED IN THESE THUNDERSTORMS...ALONG WITH PONDING OF WATER
ON ROADWAYS.
BINGHAM
Special weather statement, Sep 3, 7:12 PM EDT, 1 hour 8 minutes before
NYZ014-024-NJZ001-015-040030-

SPECIAL WEATHER STATEMENT - THUNDERSTORMS WITH HEAVY RAIN
NATIONAL WEATHER SERVICE NEW YORK NY
710 PM EDT THU SEP 03 1992

...LOCALIZED FLOODING FROM HEAVY RAINS ACROSS NORTHERN NEW JERSEY AND
SOUTHEASTERN NEW YORK...

HEAVY RAINS CONTINUE TO FALL ACROSS PORTIONS OF MORRIS...PASSAIC...
AND BERGEN COUNTIES IN NORTHERN NEW JERSEY AND ACROSS ROCKLAND AND
WESTCHESTER COUNTIES IN NEW YORK.

BETWEEN 6 PM AND 7 PM THIS EVENING RAIN GAGES AND SPOTTER REPORTS IN
THESE COUNTIES HAVE REPORTED BETWEEN ONE AND TWO INCHES OF RAIN.
FLOODING HAS BEEN REPORTED IN THESE COUNTIES IN URBAN AND POOR
DRAINAGE AREAS...MOTORISTS SHOULD USE EXTREME CAUTION WHILE
DRIVING TONIGHT AND TO AVOID FLOOD PRONE AREAS...THE HEAVY RAINS WILL
LIKELY CAUSE PONDING OF WATER ON MOST ROADWAYS THROUGHOUT THESE
COUNTIES DURING THE NEXT FEW HOURS.

THE SHOWERS AND THUNDERSTORMS THAT ARE RESPONSIBLE FOR THE HEAVY RAINS
ARE MOVING ACROSS THE SAME AREAS AND IN SOME LOCALITIES THEY HAVE
RECEIVED MORE THAN 3 INCHES OF RAIN SINCE 4 PM. WIDESPREAD FLOODING IS
NOT EXPECTED THIS EVENING...BUT ISOLATED AMOUNTS OF TWO TO THREE
INCHES OF RAIN IS POSSIBLE.

RESIDENTS IN WESTCHESTER COUNTY SHOULD BE CONCERNED FOR FLOODING ALONG
THE SAW MILL RIVER AND BRONX RIVER PARKWAYS...RAIN GAGES AND SPOTTER
REPORTS IN THIS AREA INDICATE ALMOST TWO INCHES OF RAIN SINCE 615 THIS
EVENING.

AT 645 THIS EVENING THE WEATHER RADAR WAS SHOWING SHOWERS AND
THUNDERSTORMS ACROSS MOST OF NEW JERSEY AND SOUTHEASTERN NEW YORK. THE
HEAVIEST RAIN CELLS WERE LOCATED IN PASSAIC AND BERGEN COUNTIES IN NEW
JERSEY AND ROCKLAND AND WESTCHESTER COUNTIES IN NEW YORK. RESIDENTS IN
PUTNAM COUNTY CAN EXPECT THESE HEAVY RAIZN CELLS TO MOVE INTO THE
SOUTHERN PORTION OF THEIR COUNTY BY 715 THIS EVENING.

FURTHER STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.

CAROPOLO
Special weather statement, Sep 3, 7:46 PM EDT, 34 minutes before
NYZ014>017-023-024-NJZ001-005-007-015-040100-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
745 PM EDT THU SEP 3 1992

...FLOOD WARNING FOR WESTCHESTER COUNTY UNTIL 930 PM...
...FLOOD WARNING FOR BERGEN COUNTY UNTIL 1030 PM...
...PLEASE DO NOT USE AFTER 900 PM EDT...

A NARROW BAND OF THUNDERSTORMS PRODUCING VERY HEAVY RAIN EXTENDED
FROM NEW ROCHELLE IN WESTCHESTER COUNTY WESTWARD ACROSS SOUTHERN
WESTCHESTER COUNTY INTO MOST OF BERGEN COUNTY...SOUTHEAST PASSAIC
COUNTY AND CENTRAL MORRIS COUNTY AS FAR WEST AS DOVER.

THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR.  WHILE THE HEAVIER
RAIN SHOULD TAPER OFF DURING THE NEXT HOUR ACROSS PASSAIC AND MORRIS
COUNTIES...IT COULD CONTINUE FOR ANOTHER HOUR OR TWO OVER SOUTHERN
BERGEN AND SOUTHERN WESTCHESTER COUNTIES.

OTHER THUNDERSTORMS WITH HEAVY RAIN WERE NEAR NEW HAVEN AND NORWALK
CONNECTICUT AND JUST NORTH OF SEA ISLAND CITY IN SOUTHERN NEW JERSEY.

LIGHTER SHOWERS AND WEAKER THUNDERSTORMS WERE OVER MOST OF THE REST
OF CONNECTICUT...NEW YORK CITY...WESTERN LONG ISLAND...COASTAL
SECTIONS OF NEW JERSEY AND FROM ALBANY SOUTHWEST THROUGH THE
DELAWARE COUNTY CATSKILLS.

MOVEMENT WAS EAST AT 35 MILES AN HOUR.

IT IS VERY DIFFICULT AT NIGHT TO JUDGE THE WATER/S DEPTH.  PLEASE
BE WARY WHEN DRIVING THROUGH FLOOD PRONE AREAS.  DO NOT ATTEMPT TO
DRIVE THROUGH ANY FLOODED ROADWAY IF THE WATER LEVEL IS HIGHER
THAN TWO FEET.  YOU CAN GET SWEPT ArWAY INTO DEEPER WATER.

GIGI
Local storm report, Sep 3, 8:17 PM EDT, 3 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
815 PM EDT THU SEP 3 1992

PRELIMINARY STORM REPORTS FROM THIS AFTERNOON'S SEVERE WX EVENT

TIME (EDT)      COUNTY           LOCATION                EVENT
----------    -----------  ---------------------  ---------------------
620 PM        WESTCHESTER       SCARSDALE         POSSIBLE TORNADO
                                                  REPORTS OF DOWNED
                                                  TREES AND ROOF DAMAGE

DAMAGE SURVEY TEAM WILL INVESTIGATE THE SITE TOMORROW TO DETERMINE
IF DAMAGE WAS DONE BY A TORNADO OR STRAIGHT LINE WIND GUSTS.

GIGI

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 3, 8:45 PM EDTFlash Flood WarningOKXMorris105 min
Sep 3, 9:17 PM EDTFlash Flood WarningOKXPassaic3 hr

Nearby

Flash Flood Warnings in New Jersey, 1992Every flash flood warning in 1992

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.