Alert archive / New York / Flash Flood Warnings in 1995

Flash Flood Warning 25, NWS New York, NY

July 26, 1995Westchester County, New York

NWS New York, NY issued this flash flood warning at Jul 26, 1995, 5:37 PM EDT for Westchester County, New York. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 26, 1995, 5:37 PM EDT (21:37 UTC)
Expired
Jul 26, 1995, 7:45 PM EDT
In force
2 hr
Issued by
NWS New York, NY
Area
Whole counties

County Westchester County, NY

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.6 hours before the alert went out and 81 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 1995-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1773 joules per kilogram.LCLEL10008507005003002001001 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 12:00Z on 1995-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
1773 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
474 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNYC 262141
FFWNYC
NYC119-262345-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
537 PM EDT WED JUL 26 1995
 
THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  745 PM EDT
FOR THE PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST NEW YORK
 
   ...SOUTHERN WESTCHESTER COUNTY
 
HEAVY THUNDERSTORM RAINS WILL RESULT IN THE FLOODING OF STREAMS AND
ROADWAYS.
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 1:24 PM EDTSevere Thunderstorm WarningOKXRockland, Westchester66 min
Jul 26, 1:51 PM EDTTornado WarningOKXWestchester69 min
Jul 26, 3:39 PM EDTSevere Thunderstorm WarningOKXWestchester66 min

Nearby

Flash Flood Warnings in New York, 1995Every flash flood 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.