Alert archive / New York / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 49, NWS New York, NY

July 27, 1995Putnam County, Westchester County, New York

NWS New York, NY issued this severe thunderstorm warning at Jul 27, 1995, 8:26 PM EDT for Putnam County, Westchester County, New York. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1995, 8:26 PM EDT (00:26 UTC)
Expired
Jul 27, 1995, 9:15 PM EDT
In force
49 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Putnam County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 88 km from the middle of the area, began a volume at 00:27 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, 0.4 hours before the alert went out and 88 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 00:00Z on 1995-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1236 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 00:00Z on 1995-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
1236 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1177 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
66 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNYC 280033 RRA
SVRNYC
NYC079-119-280115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
826 PM EDT THU JUL 27 1995
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  915 PM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST NEW YORK
 
   ...PUTNAM COUNTY...NORTHERN WESTCHESTER COUNTY
 
AT 824 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A POSSIBLE SEVERE
THUNDERSTORM. THE STORM WAS MOVING EAST/SOUTHEAST AT 25 MPH.
 
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 O$N THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 1:39 AM EDTFlash Flood WarningOKXKings, Queens2 hr
Jul 28, 1:39 AM EDTFlash Flood WarningOKXRichmond2 hr
Jul 28, 2:53 AM EDTFlash Flood WarningOKXNassau, Queens67 min
Jul 28, 2:53 AM EDTFlash Flood WarningOKXKings67 min
Jul 28, 2:53 AM EDTFlash Flood WarningOKXRichmond67 min
Jul 28, 2:53 AM EDTSevere Thunderstorm WarningOKXKings, Nassau, Queens67 min
Jul 28, 2:53 AM EDTSevere Thunderstorm WarningOKXRichmond67 min
Jul 28, 7:10 PM EDTSevere Thunderstorm WarningOKXOrange, Rockland65 min
Jul 28, 7:50 PM EDTSevere Thunderstorm WarningOKXPutnam55 min

Nearby

Severe Thunderstorm Warnings in New York, 1995Every severe thunderstorm warning in 1995

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.