Alert archive / New Jersey / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 12, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 9, 1993, 6:06 PM EDT for Atlantic County, Cumberland County, New Jersey. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Jun 9, 1993, 6:06 PM EDT (22:06 UTC)
- Expired
- Jun 9, 1993, 7:15 PM EDT
- In force
- 69 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Atlantic County, NJ, Cumberland County, NJ
The nearest sounding before it
Atlantic City In, NJ (KACY), launched 12:00Z, 10.1 hours before the alert went out and 33 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.
- Mixed-layer CAPE
- 366 J/kg
- Mixed-layer CIN
- -215 J/kg
- Mixed-layer LCL
- 971 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KACY 092207 RRA SVRACY NJC001-011-092315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ATLANTIC CITY NJ 606 PM EDT WED JUN 9 1993 THE NATIONAL WEATHER SERVICE IN ATLANTIC CITY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 715 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH NEW JERSEY ...ATLANTIC COUNTY...CUMBERLAND COUNTY AND THE ADJACENT COASTAL WATERS AT 605 PM WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM OVER EASTERN SALEM COUNTY...NEAR ELMER. THIS STORM HAS A HISTORY OF PRODUCING STRONG WIND GUSTS...VERY HEAVY RAIN AND LARGE HAIL. MOVEMENT WAS EAST AT 35 MILES AN HOUR. 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. SCURA/HAYES
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 9, 4:58 PM EDT, 1 hour 8 minutes before
DEZ003-002-001-100345- SPECIAL WEATHER STATEMENT...UPDATED NATIONAL WEATHER SERVICE WILMINGTON DE 458 PM EDT WED JUN 9 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE STATE OF DELAWARE... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE ENTIRE STATE OF DELAWARE AND THE ADJACENT COASTAL WATERS UNTIL 1100 PM EDT TONIGHT. HOT...MOIST AND UNSTABLE AIR ACROSS THE STATE WILL HELP AID IN THE DEVELOPMENT OF THE THUNDERSTORMS THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORMS PRODUCE LARGE HAIL...DEADLY LIGHTNING AND DAMAGING THUNDERSTORM WINDS. REMEMBER...A SEVERE THUNDERSORM 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 WARNING. VAUGHAN
Special weather statement, Jun 9, 5:00 PM EDT, 1 hour 6 minutes before
DEZ003-002-001-100345- SPECIAL WEATHER STATEMENT...UPDATED NATIONAL WEATHER SERVICE WILMINGTON DE 458 PM EDT WED JUN 9 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE STATE OF DELAWARE... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE ENTIRE STATE OF DELAWARE AND THE ADJACENT COASTAL WATERS UNTIL 1100 PM EDT TONIGHT. HOT...MOIST AND UNSTABLE AIR ACROSS THE STATE WILL HELP AID IN THE DEVELOPMENT OF THE THUNDERSTORMS THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORMS PRODUCE LARGE HAIL...DEADLY LIGHTNING AND DAMAGING THUNDERSTORM WINDS. REMEMBER...A SEVERE THUNDERSORM 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 WARNING. VAUGHAN
Special weather statement, Jun 9, 5:35 PM EDT, 31 minutes before
NJZ003-004-092245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATLANTIC CITY NJ 535 PM EDT WED JUN 9 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 PM FOR ATLANTIC...BURLINGTON...CUMBERLAND...CAPE MAY AND OCEAN COUNTIES AND THE ADJACENT COASTAL WATERS UNTIL 11 PM EDT... AT 535 PM...OUR WEATHER SEARCH RADAR INDICATED A LINE OF STRONG THUNDERSTORMS STRETCHING FROM CENTRAL BURLINGTON COUNTY NEW JERSEY SOUTHWEST TO NEAR WILMINGTON DELAWARE. THESE STORMS HAVE A HISTORY OF PRODUCING STRONG WINDS...VERY HEAVY RAIN AND HAIL. OTHER SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAINS AND GUSTY WINDS...WERE OVER CENTRAL LONG ISLAND AND THE ADJACENT COASTAL WATERS. MOVEMENT WAS EAST AT 40 MILES AN HOUR. . 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. DIETZMANN/HAYES/SCURA/MENNELLA
Special weather statement, Jun 9, 5:49 PM EDT, 17 minutes before
NJZ003-004-092245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATLANTIC CITY NJ 535 PM EDT WED JUN 9 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 PM FOR ATLANTIC...BURLINGTON...CUMBERLAND...CAPE MAY AND OCEAN COUNTIES AND THE ADJACENT COASTAL WATERS UNTIL 11 PM EDT... AT 535 PM...OUR WEATHER SEARCH RADAR INDICATED A LINE OF STRONG THUNDERSTORMS STRETCHING FROM CENTRAL BURLINGTON COUNTY NEW JERSEY SOUTHWEST TO NEAR WILMINGTON DELAWARE. THESE STORMS HAVE A HISTORY OF PRODUCING STRONG WINDS...VERY HEAVY RAIN AND HAIL. OTHER SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAINS AND GUSTY WINDS...WERE OVER CENTRAL LONG ISLAND AND THE ADJACENT COASTAL WATERS. MOVEMENT WAS EAST AT 40 MILES AN HOUR. . 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. DIETZMANN/HAYES/SCURA/MENNELLA
Special weather statement, Jun 9, 5:50 PM EDT, 16 minutes before
PAZ011-016- 100000 - SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALLENTOWN PA 550 PM EDT WED JUN 9 1993 ...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE LEHIGH VALLEY... RADAR INDICATES THE HEAVY TO SEVERE THUNDERSTORMS THAT AFFECTED EAST CENTRAL PENNSYLVANIA AND THE POCONOS HAVE MOVED OUT OF THE AREA AND INTO SOUTHERN NEW JERSEY. THUNDERSTORM DEVELOPMENT TO SEVERE LEVELS IS NOT EPECTED OVER EAST CENTRAL PENNSYLVANIA AND THE POCONOS FOR THE BALANACE OF THE EVENING. LOEPER
Special weather statement, Jun 9, 5:51 PM EDT, 15 minutes before
PAZ011-016- 100000 - SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALLENTOWN PA 550 PM EDT WED JUN 9 1993 ...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE LEHIGH VALLEY... RADAR INDICATES THE HEAVY TO SEVERE THUNDERSTORMS THAT AFFECTED EAST CENTRAL PENNSYLVANIA AND THE POCONOS HAVE MOVED OUT OF THE AREA AND INTO SOUTHERN NEW JERSEY. THUNDERSTORM DEVELOPMENT TO SEVERE LEVELS IS NOT EPECTED OVER EAST CENTRAL PENNSYLVANIA AND THE POCONOS FOR THE BALANACE OF THE EVENING. LOEPER
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 4:56 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 49 min |
| Jun 9, 5:50 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 40 min |
| Jun 9, 7:53 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 67 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 1993Every severe thunderstorm warning in 1993
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.