Alert archive / New Jersey / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 49, NWS New York, NY

August 27, 19905 counties in New Jersey

NWS New York, NY issued this severe thunderstorm warning at Aug 27, 1990, 5:06 PM EDT for 5 counties in New Jersey. It was in force for 39 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 27, 1990, 5:06 PM EDT (21:06 UTC)
Expired
Aug 27, 1990, 5:45 PM EDT
In force
39 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Bergen County, NJ, Essex County, NJ, Morris County, NJ, Passaic County, NJ, Union County, NJ

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Aug 27, 5:15 PM EDTThunderstorm Wind 0Bergen, NJ
Aug 27, 5:30 PM EDTThunderstorm Wind 0Passaic, NJ

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 9.1 hours before the alert went out and 158 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 1990-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 244 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 1990-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 square meters per square second.1939Sfc1 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
244 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
1003 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
72 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 272110 COR
SVRNYC
NJC003-027-013-025-031-039-272145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
506 PM EDT MON AUG 27 1990   ...CORRECTED FOR EXPIRATION TIME...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 545 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES

   IN THE STATE OF NEW JERSEY
      EASTERN MORRIS...ESSEX...PASSAIC...BERGEN...UNION...
       MONMOUTH AND ADJACENT COASTAL WATERS

RADAR SHOWED A SEVERE THUNDERSTORM MOVING FROM EASTERN MORRIS COUNTY
INTO ESSEX AND UNION COUNTIES.  ANOTHER SEVERE THUNDERSTORM WAS
SEEN OVER PASSAIC COUNTY MOVING INTO BERGEN COUNTY. YET ANOTHER STORM
WAS OVER MONMOUTH COUNTY.

THESE STORMS WERE MOVING SOUTHEAST AROUND 25 MILES AN HOUR.

IF YOU SEE THUNDERTSTORMS APPROACHING...GET INSIDE A STRONG BUILDING
RIGHT AWAY. LIGHTNING IS VERY DANGEROUS...WE HAVE HAD REPORTS OF
PEOPLE BEING STRUCK BY LIGHTNING THIS AFTERNOON.

MARINERS ALONG THE MONMOUTH COUNTY COASTAL WATERS ARE URGED TO GET TO
A SAFE HARBOR UNTIL THESE STORMS PASS.

JRP

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 27, 2:35 PM EDT, 2 hours 31 minutes before
NJ001-NJ005-NJ007-NJ015-NYZ014>017-272000-

SPECIAL WEATHER STATEMENT
NORTHERN NEW JERSEY AND EXTREME SOUTHEASTERN NEW YORK
NATIONAL WEATHER SERVICE NEW YORK NY
235 PM EDT MON AUG 27 1990   ...CORRECTED FOR DATE...

...ISOLATED STRONG THUNDERSTORMS MAY POP UP THIS AFTERNOON...

AT 230 PM A THUNDERSTORM WITH FREQUENT CLOUD TO GROUND LIGHTNING
WAS NOTED OVER ROCKLAND COUNTY NEW YORK AND WAS MOVING SOUTHEASTWARD
ALONG THE NEW JERSEY BORDER TOWARD WESTCHESTER COUNTY.

AN EARLIER STORM OVER ORANGE COUNTY NEW YORK HAD BLOWN SOME TREES AND
POWER LINES DOWN...SO IF A THUNDERSTORM APPROACHES YOU THIS AFTERNOON
BE AWARE THAT IT COULD CONTAIN BRIEF BUT GUSTY WINDS AROUND 40 OR 45
MILES AN HOUR...D#ANGEROUS CLOUD TO GROUND LIGHTNING...AND BRIEF HEAVY
DOWNPOURS.

FURTHER STATEMENTS WILL BE ISSUED AS CONDITIONS DICTATE.

JRP
Special weather statement, Aug 27, 2:51 PM EDT, 2 hours 15 minutes before
CTZ004-005-271945-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
250 PM EDT MON AUG 27 1990

AT 240 PM EDT...RADAR INDICATED A FEW THUNDERSTORMS WITH VERY HEAVY
RAIN WERE MOVING INTO SOUTHWESTERN CONNECTICUT FROM DANBURY TO REDDING.

VERY HEAVY RAIN AND GUSTY WINDS ARE POSSIBLE WITH THE THUNDERSTORMS.
THE STORMS WERE MOVING TO THE SOUTHWEST AT 20 MPH.  NEWTOWN TO MONROE
SHOULD BEGIN TO SEE THE SHY DARKEN TO THE WEST SOON AS THE THUNDERSTORMS
CONTINUE TO MOVE ACROSS FAIRFIELD COUNTY.  ANOTHER AREA OF THUNDERSTORMS
WITH VERY HEAVY RAIN AND POSSIBLE GUSTY WINDS WAS STILL IN SOUTHEASTERN
NEW YORK.  THIS AREA OF THUNDERSTORMS SHOULD REACH THE CONNECTICUT
STATE LINE AROUND GREENWICH...STAMFORD AND NEW CANAAN BETWEEN 330 AND
4 PM.

HAZZARD
Special weather statement, Aug 27, 2:57 PM EDT, 2 hours 9 minutes before
CTZ004-005-271945-

SPECIAL WEATHER STATEMENT  CORRECTION
NATIONAL WEATHER SERVICE BRIDGEPORT CT
250 PM EDT MON AUG 27 1990

AT 240 PM EDT...RADAR INDICATED A FEW THUNDERSTORMS WITH VERY HEAVY
RAIN WERE MOVING INTO SOUTHWESTERN CONNECTICUT FROM DANBURY TO REDDING.

VERY HEAVY RAIN AND GUSTY WINDS ARE POSSIBLE WITH THE THUNDERSTORMS.
THE STORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH.  NEWTOWN TO MONROE
SHOULD BEGIN TO SEE THE SHY DARKEN TO THE WEST SOON AS THE THUNDERSTORMS
CONTINUE TO MOVE ACROSS FAIRFIELD COUNTY.  ANOTHER AREA OF THUNDERSTORMS
WITH VERY HEAVY RAIN AND POSSIBLE GUSTY WINDS WAS STILL IN SOUTHEASTERN
NEW YORK.  THIS AREA OF THUNDERSTORMS SHOULD REACH THE CONNECTICUT
STATE LINE AROUND GREENWICH...STAMFORD AND NEW CANAAN BETWEEN 330 AND
4 PM.

HAZZARD
Special weather statement, Aug 27, 3:12 PM EDT, 1 hour 54 minutes before
NJ001-NJ005-NJ007-NJ015-NYZ014>017-272100-

SPECIAL WEATHER STATEMENT AND SPECIAL MARINE STATEMENT
NORTHERN NEW JERSEY AND EXTREME SOUTHEASTERN NEW YORK
NATIONAL WEATHER SERVICE NEW YORK NY
305 PM EDT MON AUG 27 1990

...ISOLATED STRONG THUNDERSTORMS POPPING UP ACROSS THE AREA...

AT 305 STRONG THUNDERSTORMS ACCOMPANIED BY FREQUENT CLOUD TO GROUND
LIGHTNING...STRONG GUSTY WINDS AND HEAVY RAINFALL WERE OVER THE
RIVERDALE SECTION OF THE BRONX IN NEW YORK CITY AND BERGEN COUNTY IN
NEW JERSEY.

THIS WAS THE SAME THUNDERSTORM COMPLEX WHICH PRODUCED FREQUENT LIGHTNING
AND WIND GUSTS IN EXCESS OF 30 MPH IN ROCKLAND COUNTY. THE THUNDERSTORMS
WERE MOVING SOUTHEASTWARD INTO THE REST OF NEW YORK CITY AND THE NEARBY
COASTAL WATERS SURROUNDING NEW YORK CITY DURING THIS NEXT HOUR.

 ALL PERSONS ARE ADVISED TO SEEK SHELTER INDOORS IF THEY SEE THREATENING
WEATHER.  MARINERS ARE ADVISED TO SEEK SAFE HARBORING AT THE FIRST
SIGHT OF THREATENING WEATHE=R.

TFG
Special weather statement, Aug 27, 3:42 PM EDT, 1 hour 24 minutes before
CTZ004-005-272030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
342 PM EDT MON AUG 27 1990

AT 340 PM EDT...RADAR INDICATED THE THUNDERSTORMS WITH VERY HEAVY
RAIN MOVED SOUTHEAST OF GREENWICH CONNECTICUT INTO LONG ISLAND SOUND AND
THE NORTH SHORE OF LONG ISLAND.  THE STORMS CONTINUE TO MOVE SOUTHEAST
AT 20 MPH.

JUST SCATTERED SHOWERS WERE BEING REPORTED ACROSS SOUTHWESTERN
CONNECTICUT.  A LIGHT RAINSHOWER WAS REPORTED BY NATIONAL WEATHER
SERVICE OFFICE BRIDGEPORT LOCATED AT SIKORSKY AIRPORT.
A CHANCE OF A THUNDERSTORM...POSSIBLY WITH STRONG GUSTY WINDS AND HAIL
WILL CONTINUE THROUGH THIS EVENING.

HAZZARD
Special weather statement, Aug 27, 5:00 PM EDT, 6 minutes before
NJ001-NJ005-NJ007-NJ015-NYZ014>017-272200-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NORTHERN NEW JERSEY AND EXTREME SOUTHEASTERN NEW YORK
NATIONAL WEATHER SERVICE NEW YORK NY
330 PM EDT MON AUG 27 1990

...STRONG THUNDERSTORMS POPPING UP ACROSS THE AREA...

AT 330 STRONG THUNDERSTORMS ACCOMPANIED BY FREQUENT CLOUD TO GROUND
LIGHTNING...STRONG GUSTY WINDS AND HEAVY RAINFALL WERE OVER THE
SOUTHERN SECTION OF QUEENS COUNTY NEAR JFK AIRPOT. OTHER THUNDERTORMS
WITH VERY HEAVY RAIN WERE LOCATED OVER SUSSEX...AND MORRIES COUNTIS OF
NORTHERN NEW JERSEY.

THERE WERE OTHER THUNDERSTORMS SCATTERED OVER MOST OF SOUTHEAST PENNSYLVANIA
OVER BUCKS COUNTY. THIS COMPLEX OF THUNERSTORMS WERE MOVING INTO HUNTERDON
AMD SOMMERSET COUNTIES OF SOUTHERN NEW JERSEY. ISOLATED SHOWERS AND
THUNDERSTORMS SOME WITH STRONG GUSTY WINDS...HEAVY RAIN AND FREQUENT
LIGHTNING WERE OVER THE NEW YORK CITY AREA AND SURROUNDING NORTHERN NEW
JERSEY AREA AND COASTAL SECTIONS.
ALL PERSONS IN THE EFFECTED AREAS SHOULD SEEK A PLACE OF SAFETY IF
THREATNING CONDITIONS ARE OBSERVED.

MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WERE SOUTHEAST AT 25 MILES
AN HOUR.

GSK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 3:50 PM EDTSevere Thunderstorm WarningOKXHudson40 min
Aug 27, 3:50 PM EDTSevere Thunderstorm WarningOKXUnion40 min
Aug 27, 5:06 PM EDTSevere Thunderstorm WarningOKXMonmouth39 min
Aug 27, 5:25 PM EDTSevere Thunderstorm WarningOKXHudson50 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1990Every severe thunderstorm warning in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.