Alert archive / New Jersey / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 17, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at Jun 30, 1990, 8:49 PM EDT for Bergen County, New Jersey. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jun 30, 1990, 8:49 PM EDT (00:49 UTC)
- Expired
- Jun 30, 1990, 9:45 PM EDT
- In force
- 56 min
- Issued by
- NWS New York, NY
- Area
- Whole counties
County Bergen 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 00:00Z, 0.8 hours before the alert went out and 172 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
- 494 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1742 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KNYC 010049
SVRNYC
NJC003-013-027-031-010145-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
849 PM EDT SAT JUN 30 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 945 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE STATE OF NEW JERSEY
BERGEN...NORTHERN ESSEX...NORTHERN MORRIS...PASSAIC
AT 845 PM RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS MOVING
EASTSOUTHEASTWARD AT 30 MILES AN HOUR INTO NORTHERN MORRIS...
PASSAIC...BERGEN...AND NORTHERN ESSEX COUNTIES IN NORTHERN NEW
JERSEY.
IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
JRPWhat 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 30, 6:36 PM EDT, 2 hours 13 minutes before
NJZ001-005-007-015-NYZ014>017-010000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW YORK CITY NY 630 PM EDT SAT JUN 30 1990 ...PLEASE DO NOT USE AFTER 8 PM... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF NORTHERN NEW JERSEY EXCLUDING SUSSEX...PASSAIC...AND BERGEN COUNTIES...UNTIL 11 PM EDT... AT 625 PM...THUNDERSTORMS WERE OVER EASTERN PENNSYLVANIA. THE STORMS EXTENDED FROM 10 MILES SOUTHWEST OF SCRA&NTON TO 35 MILES SOUTHWEST OF SCRANTON. MOVEMENT WAS SOUTHEAST AT 30 MILES AN HOUR.
Special weather statement, Jun 30, 7:40 PM EDT, 1 hour 9 minutes before
NJZ001-005-007-015-NYZ014>017-010100- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW YORK CITY NY 735 PM EDT SAT JUN 30 1990 ...PLEASE DO NOT USE AFTER 9 PM... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF NORTHERN NEW JERSEY EXCLUDING SUSSEX...PASSAIC...AND BERGEN COUNTIES...UNTIL 11 PM EDT... AT 730 PM...THUNDERSTORMS WERE OVER EASTERN PENNSYLVANIA INTO NORTHERN NEW JERSEY. THE STORMS EXTENDED FROM NEAR MILTON NEW JERSEY TO 25 MILES NORTHWEST OF SCRANTON PENNSYLVANIA. A THUNDERSTORM CAPABLE OF PRODUCING VERY HEAVY RAIN...GUSTY WIND AND SMALL HAIL WAS MOVING INTO WESTERN WARREN COUNTY OF NEW JERSEY AND WILL MOVE THROUGH BLAIRSTOWN BY 815 PM. THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 25 MILES AN HOUR. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR STORMS TO PRODUCE WINDS IN EXCESS OF 58 MILES AN HOUR... DAMAGING HAIL AND DEADLY LIGHTNING. IF THREATENINGk WEATHER APPROACHES SEEK SHELTER INDOORS. MET
Special weather statement, Jun 30, 8:42 PM EDT, 7 minutes before
NJZ001-005-007-015-NYZ014>017-010200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW YORK CITY NY 835 PM EDT SAT JUN 30 1990 ...PLEASE DO NOT USE AFTER 10 PM... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF NORTHERN NEW JERSEY UNTIL 11 PM EDT... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SUSSEX...PASSAIC... AND BERGEN COUNTIES OF NEW JERSEY AND ROCKLAND AND WESTCHESTER COUNTIES OF NEW YORK UNTIL MIDNIGHT... AT 828 PM...THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY RAIN... HAIL AND STRONG GUSTTY WIND WERE MOVING THROUGH SUSSEX AND MORRIS COUNTIES OF NEW JERSEY. THE STORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR AND WILL MOVE THROUGH THE NORTHERN METROPOLITAN AREAS OF NEW JERSEY DURING THE NEXT TWO HOURS. OTHER THUNDERSTORMS WERE IN EASTERN PENNSYLVANIA FROM NORTHEAST OF SCRANTON TO JUST NORTH OF ALLENTOWN. THESE STORMS WERE MOVING TO THE SOUTHEAST AT 30 MILES AN HOUR. A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR STORMS PRODUCING WINDS IN EXCESS OF 55 MILES AN HOUR... DAMAGING HAIL AND DEADLY LIGHTNING. IF THREATENING WEATHER APPROACHES SEEK SHELTER INDOORS. MET
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 8:49 PM EDT | Severe Thunderstorm Warning | OKX | Essex, Morris, Passaic | 56 min |
| Jul 1, 2:00 PM EDT | Severe Thunderstorm Warning | OKX | Hunterdon, Somerset | 60 min |
| Jul 1, 2:00 PM EDT | Severe Thunderstorm Warning | OKX | Warren | 60 min |
| Jul 1, 2:25 PM EDT | Severe Thunderstorm Warning | OKX | Bergen, Essex, Morris | 50 min |
| Jul 1, 2:45 PM EDT | Severe Thunderstorm Warning | OKX | Middlesex | 45 min |
| Jul 1, 3:05 PM EDT | Severe Thunderstorm Warning | OKX | Hunterdon, Somerset | 40 min |
| Jul 1, 3:58 PM EDT | Severe Thunderstorm Warning | OKX | Monmouth | 47 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; the sounding from the Mesonet's radiosonde archive.