Alert archive / New Jersey / Severe Thunderstorm Warnings in 1988
Severe Thunderstorm Warning 31, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 17, 1988, 7:01 PM EDT for Gloucester County, Salem County, New Jersey. It was in force for 44 min.
The area
The counties it named.
The facts
- Issued
- Jul 17, 1988, 7:01 PM EDT (23:01 UTC)
- Expired
- Jul 17, 1988, 7:45 PM EDT
- In force
- 44 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Gloucester County, NJ, Salem County, NJ
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Atlantic City In, NJ (KACY), launched 12:00Z, 11.0 hours before the alert went out and 68 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
- 1047 J/kg
- Mixed-layer CIN
- -143 J/kg
- Mixed-layer LCL
- 900 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KPHL 172304
SVRPHL
NJC015-033-172345-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PHILADELPHIA PA
701 PM EDT SUN JUL 17 1988
THE NATIONAL WEATHER SERVICE IN PHILADELPHIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH NEW JERSEY
...GLOUCESTER...SALEM
AT 652 PM EDT A NATIONAL WEATHER SERVICE OBSERVER REPORTED A WIND GUST
OF 58 MPH AT GREATER WILMINGTON AIRPORT.
THIS IS A DANGEROUS STORM. IF YOU ARE IN THE WARNED AREA...BE
PREPARED FOR STRONG DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN
AND DANGEROUS LIGHTNING. SHOULD THE STORM APPROACH YOU...SEEK
IMMEDIAT>E SHELTER. MOBILE HOMES ARE MOST VULNERABLE TO HIGH WINDS
AND SHOULD BE AVOIDED.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, Jul 17, 5:15 PM EDT, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTIC CITY, NEW JERSEY 515 PM EDT SUN JUL 17 1988 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NEW JERSEY UNTIL 11 PM EDT...THIS INCLUDES THE COASTAL WATERS AND DELAWARE BAY... PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR SEVERE THUNDERSTORMS ACCOMPANIED BY DAMAGING WINDS...HAIL...HEAVY RAIN AND FREQUENT LIGHTNING STRIKES. SEVERE THUNDERSTORM WARNINGS HAVE BEEN ISSUED FOR SEVERAL COUNTIES IN PENNSYLVANIA ALREADY. WINDS HAVE GUSTED TO 63 MPH AT READING PENNSYLVANIA. AT 515 PM RADAR SHOWED A LINE OF THUNDERSTORMS FROM NORTHEAST PENNSYLVANIA EXTENDING SOUTHWEST TO NORTHERN MARYLAND. THIS LINE WILL APPROACH PARTS OF SOUTHWEST NEW JERSEY BETWEEN 7 AND 8 O'CLOCK BUT THE TIME TO PREPARE FOR THE APPROACHING STORMS IS NOW. IF YOU ARE A BOATER BEGIN THINKING OF RETURNING TO A SAFE PORT. SWIMERS ENJOYING THE SURF AND SAND SHOULD ALSO CONSIDER CUTTING YOUR RECREATION TIME. EBERWINE
Special weather statement, Jul 17, 5:23 PM EDT, 1 hour 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTIC CITY, NEW JERSEY 515 PM EDT SUN JUL 17 1988 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NEW JERSEY UNTIL 11 PM EDT...THIS INCLUDES THE COASTAL WATERS AND DELAWARE BAY... PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR SEVERE THUNDERSTORMS ACCOMPANIED BY DAMAGING WINDS...HAIL...HEAVY RAIN AND FREQUENT LIGHTNING STRIKES. SEVERE THUNDERSTORM WARNINGS HAVE BEEN ISSUED FOR SEVERAL COUNTIES IN PENNSYLVANIA ALREADY. WINDS HAVE GUSTED TO 63 MPH AT READING PENNSYLVANIA. AT 515 PM RADAR SHOWED A LINE OF THUNDERSTORMS FROM NORTHEAST PENNSYLVANIA EXTENDING SOUTHWEST TO NORTHERN MARYLAND. THIS LINE WILL APPROACH PARTS OF SOUTHWEST NEW JERSEY BETWEEN 615 AMD 715 PM. BUT THE TIME TO PREPARE FOR THE APPROACHING STORMS IS NOW. IF YOU ARE A BOATER BEGIN THINKING OF RETURNING TO A SAFE PORT. SWIMERS ENJOYING THE SURF AND SAND SHOULD ALSO CONSIDER CUTTING YOUR RECREATION TIME. EBERWINE
Special weather statement, Jul 17, 5:44 PM EDT, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON DE 545 PM EDT SUN JUL 17 1988 ...SEVERE THUNDERSTORM WATCH POSTED STATEWIDE UNTIL 11PM... THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR THE STATE OF DELAWARE AND OTHER PARTS OF THE MID-ATLANTIC REGION EFFECTIVE UNTIL 11 PM THIS EVENING. A SEVERE THUNDERSTORM WATCH INDICATES THE POSSIBILITY THAT THUNDERSTORMS IN THE AREA MAY BE ACCOMPANIED BY STRONG DAMAGING WIND GUSTS...LARGE HAIL...HEAVY DOWNPOURS AND FREQUENT LIGHTNING. RADAR PRESENTLY INDICATED A LINE OF STRONG STORMS STRETCHING FROM SOUTHEASTERN PENNSYLVANIA ACROSS CENTRAL MARYLAND INTO NORTHERN VIRGINIA. THESE WERE MOVING EAST SOUTHEAST AT 25 MPH. STORMS HAVE ALREADY PRODUCED WINDS AS HIGH AS 63 MPH IN EASTERN PENNSYLVANIA. MOVE INDOORS TO A REINFORCED STRUCTURE IF A STORM APPROACHES. STAY AWAY FROM WINDOWS. REPORT THE OCCURRENCE OF SEVERE WEATHER TO LOCAL LAW ENFORCEMENT AND ASK THEM TO RELAY THE MESSAGE TO THE NATIONAL WEATHER SERVICE. YOU MAY ALSO CALL US DIRECTLY AT 328-7596 FOR SEVERE REPORTS ONLY. HITCHENS
Special weather statement, Jul 17, 5:46 PM EDT, 1 hour 15 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATLANTIC CITY, NEW JERSEY 542 PM EDT SUN JUL 17 1988 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NEW JERSEY UNTIL 11 PM EDT...THIS INCLUDES THE COASTAL WATERS AND DELAWARE BAY... PERSONS IN THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR SEVERE THUNDERSTORMS ACCOMPANIED BY DAMAGING WINDS...HAIL...HEAVY RAIN AND FREQUENT LIGHTNING STRIKES. SEVERE THUNDERSTORM WARNINGS HAVE BEEN ISSUED FOR SEVERAL COUNTIES IN PENNSYLVANIA ALREADY. WINDS HAVE GUSTED TO 63 MPH AT READING PENNSYLVANIA. AT 535 PM RADAR SHOWED A LINE OF STRONG THUNDERSTORMS FROM FROM CENTRAL WARREN COUNTY NORTHWEST NEW JERSEY TO BOYERTOWN AND THEN TO PARKESBURG SOUTHEAST PENNSYLVANIA. THIS LINE WAS MOVING EASTSOUTHEAST AT 20 MILES AN HOUR...WHILE THESTORMS WERE MOVING EASTSOUTHEAST AT 30 MILES AN HOUR. OTHER SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY TO VERY HEAVY RAIN...WERE SCATTERED FROM EXTREM NORTHERN VIRGINIA ACROSS NORTH CENTRAL MARYLAND INTO THE LOWER SUSQUEHANNA VALLEY OF PENNSYLVANIA...SOUTHEAST EASTERN AND NORTHEAST
Special weather statement, Jul 17, 6:41 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHILADELPHIA, PA 631 PM EDT SUN JUL 17 1988 ...SEVERE THUNDERSTORM WATCH #300 CANCELLED FOR NORTHEASTERN PENNSYLVANIA... ...SEVERE THUNDERSTORM WATCH #303 REMAINS IN EFFECT UNTIL 11 PM EDT FOR SOUTHEASTERN PENNSYLVANIA AND SOUTHERN NEW JERSEY... THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH #300 FOR NORTHEASTERN PENNSYLVANIA WHICH WAS VALID UNTIL 8 PM EDT. SEVERE THUNDERSTORM WATCH #303 FOR SOUTHEASTERN PENNSYLVANIA AND SOUTHERN NEW JERSEY IS STILL IN EFFECT UNTIL 11 PM EDT. AT 630 PM A LINE OF THUNDERSTORMS WAS MOVING SOUTHEAST AROUND 30 MILES AN HOUR THROUGH SOUTHEASTERN PENNSYLVANINA. SOME OF THE THUNDERSTORMS WERE SEVERE...SEE LATEST WARNINGS ISSUED BY THE NATIONAL WEATHER SERVICE. ACS
Special weather statement, Jul 17, 6:46 PM EDT, 15 minutes before
ABPA-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALLENTOWN PA
640 PM EDT SUN JULY 17 1988
...SEVERE THUNDERSTORM WATCH FOR NORTHEASTERN PENNSYLVANIA HAS
BEEN CANCELLED...
THE SEVERE THUNDERSTORM WATCH ISSUED FOR PIKE AND MONROE COUNTIES
HAS BEEN CANCELLED. THE LINE OF HEAVY THUNDERSTORMS THAT MOVED THROUGH
EASTERN PENNSYLVANIA HAS MOVED SOUTHEAST OUT OF NORTHEASTERN
PENNSYLVANIA. SOME OF THE THUNDERSTORMS WERE SEVERE. THE THREAT OF$
SEVERE WEATHER HAS ENDED.
FUNKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:17 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 58 min |
| Jul 17, 7:45 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Ocean | 60 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 1988Every severe thunderstorm warning in 1988
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.