Alert archive / New Jersey / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 41, NWS New York, NY

August 4, 1992Middlesex County, New Jersey

NWS New York, NY issued this severe thunderstorm warning at Aug 4, 1992, 3:47 PM EDT for Middlesex County, New Jersey. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Aug 4, 1992, 3:47 PM EDT (19:47 UTC)
Expired
Aug 4, 1992, 4:30 PM EDT
In force
43 min
Issued by
NWS New York, NY
Area
Whole counties

County Middlesex County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 7.8 hours before the alert went out and 110 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 1992-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 819 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 1992-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
819 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNYC 041948 RRA
SVRNYC
NJC023-042030-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
347 PM EDT TUE AUG 4 1992
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST NEW JERSEY
 
   ...MIDDLESEX COUNTY
 
NATIONAL WEATHER SERVICE RADAR IN NEW YORK CITY DETECTED AN
INTENSIFYING THUNDERSTORM THAT WAS SHOWING SIGNS OF BECOMING
SEVERE.  IT WAS ON THE MIDDLESEX/MERCER COUNTY BORDER NEAR
PRINCETON AND WILL BE ENTERING MIDDLESEX COUNTY SHORTLY.
 
THIS THUNDERSTORM WAS MOVING NORTHEAST AT 30 MILES AN HOUR
AND WITH THE PRESENT MOTION SHOULD PASS CLOSE TO JAMESBURG
AT 400 PM AND NEW BRUNSWICK AT 415 PM.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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, Aug 4, 12:34 PM EDT, 3 hours 13 minutes before
NJZ001-005-007-015-NYZ014>017-023-024-040200

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
1230 PM EDT TUESDAY AUG 4 1992

...PLEASE DO NOT USE AFTER 2 PM EDT...

  ...A TORNADO WATCH IS IN EFFECT UNTIL 5 PM EDT FOR ORANGE COUNTY...

OUR RADAR IS NOT DETECTING ANY SEVERE WEATHER AT THIS TIME. HOWEVER AN
AREA OF SHOWERS AND THUNDERSTORMS HAS RAPIDILY DEVELOPED DURING THE PAST
HOUR. MOST OF THE HEAVIEST SHOWERS ARE IN SULLIVAN AND DELAWARE COUNTIES
WITH ONE THUNDERSTORM JUST 20 MILES TO THE WEST OF MIDDLETOWN NEW YORK.
THIS SHOULD BE ENTERING ORANGE COUNTY IN THE NEXT HOUR.

OTHER SHOWERS AND THUNDERSHOWERS CONTINUE ON THE EXTREME EASTERN END OF LONG
ISLAN(D SOUTHEASTERN CONNECTICUT AND RHODE ISLAND.

MOVEMENT OF THESE SHOWERS WERE EAST AT 25 MILES AN HOUR.
IZZO
Special weather statement, Aug 4, 1:37 PM EDT, 2 hours 10 minutes before
NJZ001-005-007-015-NYZ014>017-023-024-040200

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
130 PM EDT TUESDAY AUG 4 1992

...PLEASE DO NOT USE AFTER 3 PM EDT...

  ...A TORNADO WATCH IS IN EFFECT UNTIL 5 PM EDT FOR ORANGE COUNTY...

OUR RADAR IS NOT DETECTING ANY SEVERE WEATHER AT THIS TIME. HOWEVER AN
AREA OF SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN IS RUMBLING ACROSS
UPSTATE NEW YORK AS WELL SOUTHEASTERN NEW YORK. THERE IS ONE THUNDERSTORM
WITH HEAVY RAIN NEAR ELLENVILLE IN  ULSTER COUNTY WHILE ONE OTHER STORM
IN ORANGE COUNTY JUST SOUTH OF STEWART FIELD. THESE ARE PART OF A
RAPIDILY DEVELOPING AREA OF VERY STRONG STORMS WHICH EXTENDED AS FAR BACK
AS BJINGHAMTON NEW YORK.

MOVEMENT WAS EAST AT 25 MILES AN HOUR.

IZZO
Special weather statement, Aug 4, 2:32 PM EDT, 1 hour 15 minutes before
NJZ001-005-007-015-NYZ014>017-023-024-040200

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
230 PM EDT TUESDAY AUG 4 1992

...PLEASE DO NOT USE AFTER 4 PM EDT...

  ...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM EDT FOR THE FOLLOWING
     COUNTIES...ORANGE...PUTNAM...ROCKLAND...AND WESTCHESTER

OUR RADAR IS NOT DETECTING ANY SEVERE WEATHER AT THIS TIME. HOWEVER AN
AREA OF SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUE TO ROLL
ACROSS UPSTATE AND SOUTHEASTERN NEW YORK. THERE IS ONE THUNDERSTORM
WITH VERY HEAVY RAIN NEAR RHINEBECK NEW YORK IN DUTCHESS COUNTY WHILE
ANOTHER STORM WITH VERY HEAVY RAIN IN FAIRFIELD COUNTY CONNECTICUT
NEAR DANBURY. THESE ARE jPART OF AN AREA OF SHOWERS AND THUNDERSTORMS
WHICH EXTENDED WESTWARD TO WILLIAMSPORT PENNSYLVANIA AND NORTHWARD TO
GLENFALLS NEW YORK.
MOVEMENT WAS EAST AT 25 MILES AN HOUR.
IZZO
Special weather statement, Aug 4, 3:22 PM EDT, 25 minutes before
NYZ014>017-023-024-NJZ001-005-007-015-042000-

SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION
FOR EXTREME SOUTHEASTERN NEW YORK...NORTHERN NEW JERSEY
AND LONG ISLAND
NATIONAL WEATHER SERVICE NEW YORK NY
320 PM EDT TUE AUG 4 1992

...A SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL OF NEW YORK CITY
 ...NASSAU AND SUFFOLK COUNTIES OF LONG ISLAND AND ALL OF NORTHERN
 NEW JERSEY UNTIL 900 PM...

...A TORNADO WATCH IN EFFECT FOR PUTNAM...ORANGE...ROCKLAND AND
 WESTCHESTER COUNTIES UNTIL 900 PM...

A COLD FRONT WAS MOVING EAST THROUGH PENNSYLVANIA THIS AFTERNOON. THIS
FRONT IS COMBINING WITH AN UNSEASONABLY STRONG UPPER LEVEL
DISTURBANCE TO PRODUCE SHOWERS AND THUNDERSTORMS ACROSS THE AREA. SOME
OF THE THUNDERSTORMS HAVE THE POTENTIAL TO BECOME SEVERE...PRODUCING
DAMAGING WINDS...HAIL.

THE COLD FRONT WILL SWEEP OFF THE COAST LATER THIS EVENING TAKING THE
SHOWERS AND THUNDERSTORM ACTIVITY WITH IT. A COOL CANADIAN HIGH
PRESSURE SYSTEM WILL BUILD INTO THE AREA GIVING US CALM BUT COOLER
THAN NORMAL WEATHER.

KEEP TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

BROWN
Local storm report, Aug 4, 3:31 PM EDT, 16 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
330 PM EDT TUE AUG 4 1992

STORM REPORT FOR TUESDAY AUG 4 1992 FOR SOUTHERN CONNECTICUT

715 AM EDT MANY TREES UPROOTED AND TORN OFF IN THE TOWN OF TRUMBULL.
       NWS BDR CONFIRMED TORNADO TOUCH DOWN OCCURRED ON SHARON STREET
       TRUMBULL CT.  NO STRUCTURAL DAMAGE...NO INJURIES...TREE FELL
       INTO ONE HOUSE.  DETERMINED F1 DUE TO DAMAGE TO TREES.

730 AM EDT SEVERAL TREES DOWN IN ORANGE CONNECTICUT APPEARS FROM
       STRAIGHT LINE WIND.

715 AM EDT SEVERAL TREES DOWN IN TOWN OF EASTON  CT.

FOOSE
Special weather statement, Aug 4, 3:46 PM EDT, 1 minute before
NJZ001-005-007-015-NYZ014>017-023-024-040200

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
330 PM EDT TUESDAY AUG 4 1992

...PLEASE DO NOT USE AFTER 5 PM EDT...

  ...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM EDT FOR THE FOLLOWING
     COUNTIES...ORANGE...PUTNAM...ROCKLAND...AND WESTCHESTER

  ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 PM EDT FOR
     NEW YORK CITY...NASSAU AND SUFFOLK COUNTIES...AND ALL OF NEW
     JERSEY.

A CLUSTER OF VERY HEAVY THUNDERSTORMS ARE ROLLING ACROSS NEW JERSEY.
ONE STORM IS WEST OF TETERBORO WHILE ANOTHER IS NEAR PLAINFIELD.
ONE STRONG STORM IS JUST NEAR TRENTON WHICH COULD PRODUCE VERY HEAVY
RAIN AND STRONG GUSTY WINDS WITH POSSIBLE HAIL AS IT MOVES ACROSS
NERCER COUNTY. A LINE OF VERY HEAVY THUNDERSTORM EXTENDED FROM
GLENFALLS NEW YORK SOUTHWESTWARD TO HARRISBURG. ELSEWHERE VERY HEAVY
THUNDERSTORMS ARE MOVING ACROSS WESTERN MASSACHUSETTS AND CONNECTICUT.

MOVEMENT WAS EAST TO SOUTHEAST AT 30 MILES AN HOUR.

RI

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 4:14 PM EDTSevere Thunderstorm WarningOKXMonmouth61 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1992Every severe thunderstorm 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.