Alert archive / New Jersey / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 83, NWS New York, NY

August 3, 1997Bergen County, Essex County, Passaic County, New Jersey

NWS New York, NY issued this severe thunderstorm warning at Aug 3, 1997, 3:45 PM EDT for Bergen County, Essex County, Passaic County, New Jersey. It was in force for 60 min. 2 reports 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: Aug 3, 1997, 3:45 PM EDT (19:45 UTC)
Expired: Aug 3, 1997, 4:45 PM EDT
In force: 60 min
Issued by: NWS New York, NY
Area: Whole counties

Counties Bergen County, NJ, Essex County, NJ, Passaic County, NJ

The radar

The Philadelphia radar (KDIX), 110 km from the middle of the area, began a volume at 19:44 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

Time	Report	Where	Remark
Aug 3, 4:15 PM EDT	Thunderstorm Wind 50	Oakland, NJ
Aug 3, 4:15 PM EDT	Thunderstorm Wind 50	Paterson, 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 nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.8 hours before the alert went out and 113 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 226 J/kg
Mixed-layer CIN: -77 J/kg
Mixed-layer LCL: 1219 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNYC 031946 RRA
SVRNYC
NJC003-013-031-032045-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
345 PM EDT SUN AUG 3 1997
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST NEW JERSEY
 
   ...SOUTHERN BERGEN COUNTY...NORTHERN ESSEX COUNTY
   ...EASTERN PASSAIC COUNTY
 
AND THE ADJACENT COASTAL WATERS
 
AT 343 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRENGTHEN THUNDERSTORM IN NORTHERN MORRIS COUNTY. THIS STORM WAS MOVING
EAST SOUTHEAST AT 20 MPH. IT WILL MOVE TO NEAR PATTERSON BY 415 PM AND
TETERBORO BY 430 PM.
 
THIS STORM WILL BE ACCOMPANIED BY HAIL...GUSTY WINDS AND TORRENTIAL
RAINS.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK 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.
 
REYNOLDS

Nearby

Severe Thunderstorm Warnings in New Jersey, 1997 Every 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.