Alert archive / New York / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 21, NWS New York, NY

April 23, 1996Richmond County, New York

NWS New York, NY issued this severe thunderstorm warning at Apr 23, 1996, 8:44 PM EDT for Richmond County, New York. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 23, 1996, 8:44 PM EDT (00:44 UTC)
Expired: Apr 23, 1996, 9:30 PM EDT
In force: 46 min
Issued by: NWS New York, NY
Area: Whole counties

County Richmond County, NY

The radar

The Philadelphia radar (KDIX), 74 km from the middle of the area, began a volume at 00:47 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.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 0.7 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 924 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 270 m²/s²
0-3 km storm-relative helicity: 272 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 240044
SVRNYC
NJC003-013-017-031-039-NYC005-047-061-081-085-240130-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
844 PM EDT TUE APR 23 1996
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 PM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST NEW JERSEY
 
   ...BERGEN COUNTY...ESSEX COUNTY...HUDSON COUNTY
   ...PASSAIC COUNTY...UNION COUNTY
 
 
AND THE ADJACENT COASTAL WATERS
 
IN SOUTHEAST NEW YORK
 
   ...BRONX COUNTY...KINGS COUNTY...NEW YORK COUNTY
   ...QUEENS COUNTY...RICHMOND COUNTY
 
AND THE ADJACENT COASTAL WATERS
 
AT 843 PM...SEVERE THUNDERSTORMS WERE ENTERING THE NEW YORK METRO AREA
JUST TO THE WEST OF NEWARK. THESE STORMS WERE MOVING EAST NORTHEAST AT
50 MPH...AND SHOULD MOVE THROUGH THE BOROUGHS BY 930 PM.
 
HIGH WINDS AND HAIL ARE THE MAIN THREATS FROM THESE STORMS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHnERE WATER COVERS THE ROAD.
 
REYNOLDS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 8:23 PM EDT	Severe Thunderstorm Warning	OKX	Orange	52 min
Apr 23, 8:44 PM EDT	Severe Thunderstorm Warning	OKX	Kings, Queens	46 min
Apr 23, 8:44 PM EDT	Severe Thunderstorm Warning	OKX	New York	46 min
Apr 23, 8:44 PM EDT	Severe Thunderstorm Warning	OKX	Bronx	46 min
Apr 23, 8:52 PM EDT	Severe Thunderstorm Warning	OKX	Rockland, Westchester	53 min

Nearby

Severe Thunderstorm Warnings in New York, 1996 Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.