Alert archive / New Jersey / Flash Flood Warnings in 1991

Flash Flood Warning 2, NWS New York, NY

March 4, 1991Essex County, Hudson County, New Jersey

NWS New York, NY issued this flash flood warning at Mar 4, 1991, 12:50 AM EST for Essex County, Hudson County, New Jersey. It was in force for 100 min.

The area

The counties it named.

The facts

Issued
Mar 4, 1991, 12:50 AM EST (05:50 UTC)
Expired
Mar 4, 1991, 2:30 AM EST
In force
100 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Essex County, NJ, Hudson County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 00:00Z, 5.8 hours before the alert went out and 148 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 1991-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Atlantic City In, NJ at 00:00Z on 1991-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 314 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
314 m²/s²
0-3 km storm-relative helicity
504 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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, Mar 3, 10:00 PM EST, 2 hours 50 minutes before
NYZ014>017-NJZ001-005-007-015-041000-

SPECIAL WEATHER STATEMENT  AND  WEATHER MAP DISCUSSION  FOR
EXTREME SOUTHEASTERN NEW YORK...NORTHERN NEW JERSEY AND LONG ISLAND
NATIONAL WEATHER SERVICE NEW YORK NY
900 PM EST SUN MAR 3 1991

...COASTAL FLOOD WATCH IN EFFECT LATE TONIGHT AND MONDAY MORNING...
...POSSIBLE HEAVY RAIN LATE TONIGHT AND MONDAY MORNING MAY CAUSE SOME
URBAN STREET AND HIGHWAY FLOODING AS WELL AS FLOODING IN POOR DRAINAGE
AREAS.

AN INTENSE LOW PRESSURE SYSTEM CENTERED OVER NORTH CAROLINA THIS
EVENING WILL TRACK NORTHWARD PASSING OVER CENTRAL OR EASTERN
PENNSYLVANIA MONDAY MORNING.

LOCALLY HEAVY RAINS TONIGHT WILL CAUSE STREET AND HIGHWAY FLOODING AS
WELL AS FLOODING OF SMALL STREAMS AND POOR DRAINAGE AREAS.

WITH THE LOW PRESSURE STILL APPROACHING THE AREA AND GUSTY WINDS
EXPECTED THE TIDES COULD RUN BETWEEN TWO AND THREE FEET ABOVE NORMAL
CAUSING COASTAL WATER PROBLEMS. THEREFORE A COASTAL FLOOD WATCH HAS
BEEN ISSUED.

MOST OF THE RAIN ACTIVITY WILL END BY MONDAY MORNING WITH ONLY SHOWERS
DURING THE AFTERNOON.

WE WILL SEE SOME SUNSHINE TUESDAY.

THE SITUATION WILL BE MONITORED CLOSELY AS THE STORM DEVELOPS FURTHER
AND MOVES UP TO THE NORTH. STATEMENTS WILL BE ISSUED AS WELL AS ANY
WARNINGS OR ADVISORIES THAT MIGHT BE REQUIRED.

STAY TUNED FOR FURTHER STATEMENTS BY LISTENING TO NOOA WEATHER RADIO
OR COMMERCIAL RADIO FOR ADDITIONAL INFORMATION.

A COASTAL FLOOD WATCH MEANS THAT CONDITIONS ARE POSSIBLE FOR COASTAL
FLOODING. THE WATCH IS DESIGNED TO GIVE RESIDENTS AND LOCAL EMERGENCY
MANAGEMENT AND LAW ENFORCEMENT OFFICIALS SUFFICIENT LEAD TIME TO TAKE
PROTECTIVE ACTIONS IN CASE FLOODING ACTUALLY OCCURS.

THE NEXT STATEMENT WILL BE ISSUED, AT 3 PM EST OR SOONER IF CONDITIONS
WARRENT.

ES
Special weather statement, Mar 4, 12:05 AM EST, 45 minutes before
NYZ014>017-NJZ001-005-007-015-041000-

SPECIAL WEATHER STATEMENT - FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
1205 AM EST MON MAR 4 1991

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR BERGEN COUNTY NEW
JERSEY UNTIL 230 AM THIS MONDAY MORNING...

...HEAVY RAIN IS TAPERING OFF FROM THE SOUTHWEST OVER NEW JERSEY...BUT
HEAVY RAIN AND THUNDERSTORMS APPEAR TO BE FUNNELING NORTHWARD TOWARD
LONG ISLAND...

AT 12 MIDNIGHT THIS MONDAY MORNING A STRONG LOW PRESSURE SYSTEM WAS
MOVING NORTHWARD ALONG THE EAST COAST. HEAVY RAINS THAT BEGAN AROUND
SUNSET DUMPED BETWEEN 1 AND 2 1/2 INCHES IN GENERAL TERMS OVER THE
TRI-STATE AREA. ESTIMATED RAINFALL AT CENTRAL PARK WAS 2.10
INCHES...AND AT HARRISON NEW JERSEY 2.3 INCHES WAS REPORTED.
AT MIDNIGHT...RADAR SHOWED THE BACK EDGE OF THE RAIN MOVING SLOWLY
NORTHWARD THROUGH CENTRAL NEW JERSEY. HEAVIER SHOWERS AND
THUNDERSTORMS WERE JUST OFF THE NEW JERSEY COAST AND WERE POINTING
TOWARD LONG ISLAND...SO IT APPEARS THAT THE HEAVIEST RAINS THAT HAVE
SHIFTED EASTWARD ONTO THE ISLAND WILL PERSIST DURING THE EARLY MORNING
HOURS.

THE HEAVY RAINS HAVE CAUSED WIDESPREAD URBAN AND ROAD FLOODING...WITH
NUMEROUS LOW SPOTS AND UNDERPASSES FLOODED OR WATERLOGGED. A FLOOD
WARNING REMAINS IN EFFECT FOR BERGEN COUNTY NEW JERSEY UNTIL 230 AM
THIS MORNING AS NUMEROUS STREAMS AND CREEKS WERE RISING TO NEAR OR
OVER FLOOD STAGE DUE TO THE PERSISTENT RAIN...NOW A BIT LIGHTER...AS
WELL AS CONTINUED RUNOFF FROM THE PREVIOUS HEAVIER RAIN. A FLOOD
WARNING REMAINS IN EFFECT SPECIFICALLY FOR THE SADDLE RIVER IN BERGEN
COUNTY UNTIL 5 AM.

IF YOU MUST DRIVE EARLY THIS MORNING...PLEASE DO NOT DRIVE INTO
FLOODED AREAS. WATCH FOR LOW SPOTS IN THE ROADS...AS ITS ALMOST
IMPOSSIBLE TO SEE FLOODED UNDERPASSES OR LOW SPOTS IN THE DARK.

A COASTAL FLOOD WATCH ALSO REMAINS IN EFFECT FOR COASTAL SECTIONS FOR
LATE TONIGHT AND MONDAY MORNING. THIS MEANS THAT CONDITIONS ARE
POSSIBLE FOR COASTAL FLOODING SINCE BRISK EAST WINDS WILL CREATE
HIGHER THAN NORMAL TIDES WHICH COULD LEAD TO FLOODING ALONG LOW-LYING
COASTAL SECTIONS.

THE NEXT STATEMENT WILL BE ISSUED BY 3 AM.

JRP

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 4, 2:25 AM ESTFlash Flood WarningOKXBergen, Essex, Hudson5 min

Nearby

Flash Flood Warnings in New Jersey, 1991Every flash flood warning in 1991

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.