Alert archive / New Jersey / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 32, NWS New York, NY

June 22, 1997Bergen County, New Jersey

NWS New York, NY issued this severe thunderstorm warning at Jun 22, 1997, 5:07 PM EDT for Bergen County, New Jersey. It was in force for 38 min. 1 report 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
Jun 22, 1997, 5:07 PM EDT (21:07 UTC)
Expired
Jun 22, 1997, 5:45 PM EDT
In force
38 min
Issued by
NWS New York, NY
Area
Whole counties

County Bergen County, NJ

The radar

The Brookhaven radar (KOKX), 102 km from the middle of the area, began a volume at 21:09 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 22, 5:25 PM EDTThunderstorm Wind 50Lyndhurst, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 22, 2:00 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.1 hours before the alert went out and 102 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, Brookhaven, NY at 12:00Z on 1997-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 816 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 1997-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 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
816 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
1009 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
61 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.

401 
WUUS1 KNYC 222109 RRA
SVRNYC
NJC003-222145-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
507 PM EDT SUN JUN 22 1997
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST NEW JERSEY
 
   ...SOUTHERN BERGEN COUNTY
 
AT 5:05 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM OVER SOUTHERN BERGEN COUNTY...JUST EAST OF
PASSAIC IN PASSAIC COUNTY. TREES HAVE BEEN REPORTED DOWN WITH THIS
STORM IS PATERSON.
 
MOVEMENT WAS SOUTHEAST AT 25 MPH.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DONT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
 
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 22, 3:19 PM EDT, 1 hour 48 minutes before
NYZ067>081-NJZ002>006-011-CTZ005>012-232300-

SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION
FOR EXTREME SOUTHEASTERN NEW YORK...NORTHEASTERN NEW JERSEY
AND SOUTHERN CONNECTICUT
NATIONAL WEATHER SERVICE NEW YORK NY
320 PM EDT SUN JUN 22 1997

...SEVERE THUNDERSTORM WATCH FOR THE TRI-STATE REGION TIL 7 PM...

THE HEAT ADVISORY HAS BEEN CANCELLED DUE TO THE ARRIVAL OF THE
SHOWERS AND THUNDERSTORMS.

THE LEADING EDGE OF COOLER AND DRIER AIR...A COLD FRONT WAS IN
CENTRAL NEW YORK AND WAS TRACKING TO THE EAST. WITH THE HOT AND HUMID
AIR IN PLACE ACROSS THE REGION...THUNDERSTORMS AND SHOWERS HAD FORMED
ALONG THE FRONT THIS AFTERNOON.

THESE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE STRONG
WINDS...TORRENTIAL DOWNPOURS AND HAIL. THE THREAT OF THUNDERSTORMS
WILL DIMINISH WITH THE SETTING SUN.

THE COLD FRONT WILL MOVE THROUGH OUR REGION BETWEEN 5 PM AND 8 PM.
AFTER THE COLD FRONTAL PASSAGE THE WIND WILL BECOME NORTHWEST AND
DRIER AND COOLER AIR WILL BEGIN TO MOVE IN. THE LESS HUMID AIR WILL
REMAIN IN PLACE FOR MONDAY...BUT BY TUESDAY...HIGH PRESSURE OFF THE
ATLANTIC COAST WILL BEGIN PUMPING MORE HUMID AIR INTO THE REGION.

OUR REGION COULD EXPERIENCE A FEW SHOWERS AS THE WArRM FRONT GOES
THROUGH TUESDAY NIGHT.

CARE SHOULD BE TAKEN DURING A THUNDERSTORM. REMEMBER THE MOST
DANGEROUS THING ASSOCIATED WITH A THUNDERSTORM IS ITS LIGHTNING.

WOOLDRIDGE
Special weather statement, Jun 22, 3:20 PM EDT, 1 hour 47 minutes before
NYZ067>081-NJZ002>006-011-CTZ005>012-232300-

SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION
FOR EXTREME SOUTHEASTERN NEW YORK...NORTHEASTERN NEW JERSEY
AND SOUTHERN CONNECTICUT
NATIONAL WEATHER SERVICE NEW YORK NY
320 PM EDT SUN JUN 22 1997

...SEVERE THUNDERSTORM WATCH FOR THE TRI-STATE REGION TIL 7 PM...

THE HEAT ADVISORY HAS BEEN CANCELLED DUE TO THE ARRIVAL OF THE
SHOWERS AND THUNDERSTORMS.

THE LEADING EDGE OF COOLER AND DRIER AIR...A COLD FRONT WAS IN
CENTRAL NEW YORK AND WAS TRACKING TO THE EAST. WITH THE HOT AND HUMID
AIR IN PLACE ACROSS THE REGION...THUNDERSTORMS AND SHOWERS HAD FORMED
ALONG THE FRONT THIS AFTERNOON.

THESE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE STRONG
WINDS...TORRENTIAL DOWNPOURS AND HAIL. THE THREAT OF THUNDERSTORMS
WILL DIMINISH WITH THE SETTING SUN.

THE COLD FRONT WILL MOVE THROUGH OUR REGION BETWEEN 5 PM AND 8 PM.
AFTER THE COLD FRONTAL PASSAGE THE WIND WILL BECOME NORTHWEST AND
DRIER AND COOLER AIR WILL BEGIN TO MOVE IN. THE LESS HUMID AIR WILL
REMAIN IN PLACE FOR MONDAY...BUT BY TUESDAY...HIGH PRESSURE OFF THE
ATLANTIC COAST WILL BEGIN PUMPING MORE HUMID AIR INTO THE REGION.

OUR REGION COULD EXPERIENCE A FEW SHOWERS AS THE WARM FRONT GOES
THROUGH TUESDAY NIGHT.

CARE SHOULD BE TAKEN DURING A THUNDERSTORM. REMEMBER THE MOST
DANGEROUS THING ASSOCIATED WITH A THUNDERSTORM IS ITS LIGHTNING.

WOOLDRIDGE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 4:37 PM EDTSevere Thunderstorm WarningOKXPassaic53 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.