Alert archive / New Jersey / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 39, NWS New York, NY

June 29, 1994Passaic County, New Jersey

NWS New York, NY issued this severe thunderstorm warning at Jun 29, 1994, 12:24 PM EDT for Passaic County, New Jersey. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jun 29, 1994, 12:24 PM EDT (16:24 UTC)
Expired
Jun 29, 1994, 1:30 PM EDT
In force
66 min
Issued by
NWS New York, NY
Area
Whole counties

County Passaic County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 4.4 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 12:00Z on 1994-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 78 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, Atlantic City In, NJ at 12:00Z on 1994-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.19395878Sfc1 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
78 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KNYC 291624
SVROKX
NJC031-291730-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
1224 PM EDT WED JUN 29 1994
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST NEW JERSEY
 
   ...PASSAIC COUNTY
 
A LINE OF SEVERE THUNDERSTORMS IS MOVING ACROSS NORTHERN NEW JERSEY AND
NATIONAL WEATHER SERVICE DOPPLER RADAR IS DETECTING SEVERE STORMS IN
MORRIS COUNTY AT 1221 PM. SEVERE THUNDERSTORMS WILL BE MOVING INTO
PASSAIC COUNTY BY 1230 PM. THESE STORMS ARE MOVING EAST AT NEAR 25 MPH.
 
THESE SEVERE THUNDERSTORMS HAVE A HISTORY OF STRONG GUSTY WINDS AND
HAVE BLOWN DOWN LARGE TREES IN THEIR PATH.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 58 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
 
TONGUE

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.

In the hours before

Special weather statement, Jun 29, 7:00 AM EDT, 5 hours 24 minutes before
CTZ009>012-291230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
700 AM EDT WED JUN 29 1994

AREAS OF DENSE FOG HAVE MOVED ONTO THE CONNECTICUT SHORELINE THIS
MORNING.

VISIBILITIES IN SOME AREAS WERE LESS THAN ONE-EIGHT OF A MILE...
WITHIN ABOUT 1 MILE OF THE SHORE.

RUSH HOUR COMMUTERS SHOULD BE AWARE THAT VISIBILITY ALONG THE
CONNECTICUT TURNPIKE CAN DROP SHARPLY IN A VERY SHORT DISTANCE...
ESPECIALLY NEAR THE MAJOR BRIDGES.  ALLOW A LITTLE EXTRA TRAVEL TIME
THIS MORNING.

THE DENSE FOG IS EXPECTED TO BURN OFF BETWEEN 800 AND 1000 AM.

BINGHAM
Special weather statement, Jun 29, 7:02 AM EDT, 5 hours 22 minutes before
CTZ009>012-291230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
700 AM EDT WED JUN 29 1994

AREAS OF DENSE FOG HAVE MOVED ONTO THE CONNECTICUT SHORELINE THIS
MORNING.

VISIBILITIES IN SOME AREAS WERE LESS THAN ONE-EIGHT OF A MILE...
WITHIN ABOUT 1 MILE OF THE SHORE.

RUSH HOUR COMMUTERS SHOULD BE AWARE THAT VISIBILITY ALONG THE
CONNECTICUT TURNPIKE CAN DROP SHARPLY IN A VERY SHORT DISTANCE...
ESPECIALLY NEAR THE MAJOR BRIDGEdS.  ALLOW A LITTLE EXTRA TRAVEL TIME
THIS MORNING.

THE DENSE FOG IS EXPECTED TO BURN OFF BETWEEN 800 AND 1000 AM.

BINGHAM
Special weather statement, Jun 29, 10:38 AM EDT, 1 hour 46 minutes before
NYZ067>077-NJZ001>014-291600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1038 AM EDT WED JUN 29 1994

...SEVERE THUNDERSTORM WATCH UNTIL 4 PM...

THUNDERSTORMS ARE DEVELOPING RAPIDLY OVER NORTHWEST NEW JERSEY AND
OVER EASTERN PENNSYLVANIA. CELLS ARE MOVING NORTHEAST AT NEAR 35 MPH
AND THE ENTIRE AREA IS MOVING EAST AT AROUND 25 MPH.

THESE THUNDERSTORMS CONTAIN DEADLY LIGHTNING...STRONG GUSTY WINDS AND
POSSIBLE HAIL. THE STORMS HAVE THE POTENTIAL TO PRODUCE SEVERE WEATHER
IN THE FORM OF LARGE DAMAGING HAIL AND STRONG WINDS IN EXCESS OF 58
MPH.

STAY TURN TO NOAA WEATHER RADIO...YOUR LOCAL TELEVISION OR RADIO
STATION FOR POSSIBLE ADDITIONAL STATEMENTS AND WARNINGS ON THIS
DEVELOPING DANGEROUS WEATHER SITUATION.

JST
Special weather statement, Jun 29, 10:38 AM EDT, 1 hour 46 minutes before
NYZ067>077-NJZ001>014-291600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1038 AM EDT WED JUN 29 1994

...SEVERE THUNDERSTORM WATCH UNTIL 4 PM...

THUNDERSTORMS ARE DEVELOPING RAPIDLY OVER NORTHWEST NEW JERSEY AND
OVER EASTERN PENNSYLVANIA. CELLS ARE MOVING NORTHEAST AT NEAR 35 MPH
AND THE ENTIRE AREA IS MOVING EAST AT AROUND 25 MPH.

THESE THUNDERSTORMS CONTAIN DEADLY LIGHTNING...STRONG GUSTY WINDS AND
POSSIBLE HAIL. THE STORMS HAVE THE POTENTIAL TO PRODUCE SEVERE WEATHER
IN THE FORM OF LARGE DAMAGING HAIL AND STRONG WINDS IN EXCESS OF 58
MPH.

STAY TURN TO NOAA WEATHER RADIO...YOUR LOCAL TELEVISION OR RADIO
STATION FOR POSSIBLE ADDITIONAL STATEMENTS AND WARNINGS ON THIS
DEVELOPING DANGEROUS WEATHER SITUATION.

JST

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 11:25 AM EDTSevere Thunderstorm WarningOKXHunterdon50 min
Jun 29, 11:44 AM EDTSevere Thunderstorm WarningOKXMorris, Somerset61 min
Jun 29, 11:59 AM EDTSevere Thunderstorm WarningOKXSussex31 min
Jun 29, 12:12 PM EDTSevere Thunderstorm WarningOKXMiddlesex, Union63 min
Jun 29, 12:34 PM EDTSevere Thunderstorm WarningOKXBergen56 min
Jun 29, 12:45 PM EDTSevere Thunderstorm WarningOKXMonmouth60 min
Jun 29, 12:54 PM EDTSevere Thunderstorm WarningOKXBergen, Essex, Hudson66 min
Jun 29, 1:09 PM EDTSevere Thunderstorm WarningOKXMonmouth66 min
Jun 29, 5:50 PM EDTSevere Thunderstorm WarningOKXWarren55 min
Jun 29, 7:08 PM EDTSevere Thunderstorm WarningOKXHunterdon, Morris52 min
Jun 29, 7:45 PM EDTSevere Thunderstorm WarningOKXMorris, Somerset45 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1994Every severe thunderstorm warning in 1994

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.