Alert archive / New Jersey / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 42, NWS Philadelphia/Mount Holly

June 27, 1994Atlantic County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 27, 1994, 1:42 PM EDT for Atlantic County, New Jersey. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Jun 27, 1994, 1:42 PM EDT (17:42 UTC)
Expired
Jun 27, 1994, 2:45 PM EDT
In force
63 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Atlantic County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 5.7 hours before the alert went out and 12 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 1994-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 935 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 1994-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
935 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
674 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KACY 271742 RRA
SVRACY
NJC001-271845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTIC CITY NJ
142 PM EDT MON JUN 27 1994
 
THE NATIONAL WEATHER SERVICE IN ATLANTIC CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  245 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH NEW JERSEY
 
   ...ATLANTIC COUNTY
 
AND THE ADJACENT COASTAL WATERS
 
 
AT 140 PM THIS AFTERNOON...A SEVERE THUNDERSTORM WAS LOCATED NEAR
MILLVILLE NEW JERSEY. THIS STORM WILL MOVE INTO WESTERN ATLANTIC COUNTY
NEAR RICHLAND AND HAMMONTON BY 2 PM THIS AFTERNOON. THIS STORM WAS
MOVING NORTHEAST AT AROUND 60 MPH.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH ~YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

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 27, 12:38 PM EDT, 1 hour 4 minutes before
DEZ001-002-280045-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE WILMINGTON DE
1238 PM EDT MON JUN 27 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHERN DELAWARE...

THE NATIONAL WEATHER SERVICE SEVERE STORMS FORECAST CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 800 PM EDT FOR NEW CASTLE
COUNTY AND NORTHERN KENT COUNTY DELAWARE AND ADJACENT WATERS OF THE
UPPER DELAWARE BAY.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR THE FORMATION OF SEVERE WEATHER IN AND NEAR THE WATCH AREAS. HAIL
3/4 INCH IN DIAMETER, GUSTY SURFACE WINDS OF 58 MPH OR GREATER, AND
DANGEROUS CLOUD TO GROUND LIGHTNING ARE POSSIBLE FROM THESE STORMS.

IF THREATENING WEATHER APPROACHES, SEEK SHELTER IMMEDIATELY AND STAY
TUNED TO NOAA RADIO AND LOCAL TV AND RADIO FOR FURTHER UPDATES AS
NECESSARY.

TOWNSEND

NNNN
Special weather statement, Jun 27, 12:38 PM EDT, 1 hour 4 minutes before
DEZ001-002-280045-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE WILMINGTON DE
1238 PM EDT MON JUN 27 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHERN DELAWARE...

THE NATIONAL WEATHER SERVICE SEVERE STORMS FORECAST CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 800 PM EDT FOR NEW CASTLE
COUNTY AND NORTHERN KENT COUNTY DELAWARE AND ADJACENT WATERS OF THE
UPPER DELAWARE BAY.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR THE FORMATION OF SEVERE WEATHER IN AND NEAR THE WATCH AREAS. HAIL
3/4 INCH IN DIAMETER, GUSTY SURFACE WINDS OF 58 MPH OR GREATER, AND
DANGEROUS CLOUD TO GROUND LIGHTNING ARE POSSIBLE FROM THESE STORMS.

IF THREATENING WEATHER APPROACHES, SEEK SHELTER IMMEDIATELY AND STAY
TUNED TO NOAA RADIO AND LOCAL TV AND RADIO FOR FURTHER UPDATES AS
NECESSARY.

TOWNSEND

NNNN
Special weather statement, Jun 27, 12:47 PM EDT, 55 minutes before
PAZ069>071-NJZ015>019-280000-

SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH
NATIONAL WEATHER SERVICE PHILADELPHIA/MOUNT HOLLY NJ
1230 PM EDT MON JUN 27 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR PORTIONS OF
EASTERN PENNSYLVANIA AND NEW JERSEY.

LARGE HAIL...DAMAGING WINDS IN EXCESS OF 58 MPH AND DEADLY LIGHTNING MAY
ACCOMPANY THESE THUNDERSTORMS.  BRIEF HEAVY RAIN MAY ALSO ACCOMPANY SOME
OF THE STORMS. STORMS WILL MOVE TO THE NORTHEAST AT AROUND 40 MPH SO ONLY
LOCAL STREET FLOODING OR PONDING IN FLOOD PRONE AREAS IS EXPECTED.

REMEMBER A WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS
I8N AND NEAR THE WATCH AREA.

MOVE TO A STRONG BUILDING IF A WARNING IS ISSUED.  CARS PROVIDE GOOD
PROTECTION FROM LIGHTNING.

MONITOR NOAA WEATHER RADIO FOR UPDATES OR POSSIBLE WARNINGS THAT
MAY BE REQUIRED.

KOWALZYK
Special weather statement, Jun 27, 12:55 PM EDT, 47 minutes before
PAZ069>071-NJZ015>019-280000-

SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH...CORRECTED TEXT
NATIONAL WEATHER SERVICE PHILADELPHIA/MOUNT HOLLY NJ
1250 PM EDT MON JUN 27 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR PORTIONS OF
EASTERN PENNSYLVANIA AND NEW JERSEY.

THE WATCH INCLUDES ALL OF NEW JERSEY AND THE FOLLOWING COUNTIES IN SOUTH
EAST PENNSYLVANIA...CHESTER...MONTGOMERY...BUCKS...DELAWARE...
PHILADELPHIA.

LARGE HAIL...DAMAGING WINDS IN EXCESS OF 58 MPH AND DEADLY LIGHTNING MAY
ACCOMPANY THESE THUNDERSTORMS.  BRIEF HEAVY RAIN MAY ALSO ACCOMPANY SOME
OF THE STORMS. STORMS WILL MOVE TO THE NORTHEAST AT AROUND 40 MPH SO ONLY
LOCAL STREET FLOODING OR PONDING IN FLOOD PRONE AREAS IS EXPECTED.

REMEMBER A WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS
IN AND NEAR THE WATCH AREA.

MOVE TO A STRONG BUILDING IF A WARNING IS ISSUFED.  CARS PROVIDE
GOOD PROTECTION FROM LIGHTNING.

MONITOR NOAA WEATHER RADIO FOR UPDATES OR POSSIBLE WARNINGS THAT
MAY BE REQUIRED.

KOWALZYK
Special weather statement, Jun 27, 1:25 PM EDT, 17 minutes before
PAZ 048-054-055-058-060-061-062-271930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALLENTOWN PA
125 PM EDT MON JUN 27 1994

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF EAST CENTRAL AND NORTHEAST
   PENNSYLVANIA UNTIL 800 PM EDT...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF EAST CENTRAL
AND NORTHEAST PENNSYLVANIA UNTIL 8 PM EDT. THE COUNTIES INCLUDED ARE
BERKS...LEHIGH...NORTHAMPTON...MONROE AND PIKE COUNTIES.

AT 125 PM...NATIONAL WEATHER SERVICE RADAR INDICATED SHOWERS AND
THUNDERSTORMS COVERING MUCH OF CENTRAL AND SOUTHEAST PENNSYLVANIA.
THE STORMS ARE MOVING NORTHEAST 35 TO 40 MPH.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN
THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS
AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

DOVICO
Special weather statement, Jun 27, 1:28 PM EDT, 14 minutes before
PAZ 048-054-055-058-060-061-062-271930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALLENTOWN PA
125 PM EDT MON JUN 27 1994

...SEVERE THUNDERSTORM WATCH FOR PORTIONS OF EAST CENTRAL AND NORTHEAST
   PENNSYLVANIA UNTIL 800 PM EDT...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF EAST CENTRAL
AND NORTHEAST PENNSYLVANIA UNTIL 8 PM EDT. THE COUNTIES INCLUDED ARE
BERKS...LEHIGH...NORTHAMPTON...MONROE AND PIKE COUNTIES.

AT 125 PM...NATIONAL WEATHER SERVICE RADAR INDICATED SHOWERS AND
THUNDERSTORMS COVERING MUCH OF CENTRAL AND SOUTHEAST PENNSYLVANIA.
THE STORMS ARE MOVING NORTHEAST 35 TO 40 MPH.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERTE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN
THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS
AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

DOVICO

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 1:12 PM EDTSevere Thunderstorm WarningPHISalem33 min
Jun 27, 1:14 PM EDTSevere Thunderstorm WarningPHICumberland61 min
Jun 27, 1:22 PM EDTSevere Thunderstorm WarningPHIGloucester38 min
Jun 27, 1:34 PM EDTSevere Thunderstorm WarningPHICamden26 min
Jun 27, 1:48 PM EDTSevere Thunderstorm WarningPHIBurlington42 min
Jun 27, 2:57 PM EDTSevere Thunderstorm WarningPHICape May63 min
Jun 27, 3:13 PM EDTSevere Thunderstorm WarningPHICumberland62 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.