Alert archive / New York / Flash Flood Warnings in 1992

Flash Flood Warning 5, NWS Buffalo, NY

July 31, 1992Genesee County, Niagara County, Orleans County, New York

NWS Buffalo, NY issued this flash flood warning at Jul 31, 1992, 11:05 AM EDT for Genesee County, Niagara County, Orleans County, New York. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 31, 1992, 11:05 AM EDT (15:05 UTC)
Expired
Jul 31, 1992, 3:00 PM EDT
In force
4 hr
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Genesee County, NY, Niagara County, NY, Orleans County, NY

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 3.1 hours before the alert went out and 36 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, Buffalo Intl Airport, NY at 12:00Z on 1992-07-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Buffalo Intl Airport, NY at 12:00Z on 1992-07-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 292 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
292 m²/s²
0-3 km storm-relative helicity
331 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.

000 
TTAA00 KBUF 311503
FFWBUF
NYC011-029-037-063-073-121-311900-

BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1105 AM EDT FRI JUL 31 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLOOD WARNING FOR GENESEE
...NIAGARA...AND ORLEANS COUNTIES.

FLOOD WARNING CONTINUES FOR ERIE AND WYOMING COUNTIES.

FLOOD WARNING IS EXPANDED TO INCLUDE ALL OF CAYUGA COUNTY.

FLOOD WATCH CONTINUES FOR THE FOLLOWING NEW YORK COUNTIES...

             CENTRAL WESTERN COUNTIES
             WESTERN FINGER LAKES REGION
             CENTRAL SOUTHERN TIER COUNTIES
             EASTERN LAKE ONTARIO COUNTIES
             EASTERN FINGER LAKES REGION
             WESTERN LAKE ONTARIO COUNTIES
             WESTERN SOUTHERN TIER COUNTIES

AT 11 AM...RADAR SHOWED HEAVY RAINS OCCURRING OVER PORTIONS OF
ERIE...NIAGARA...ORLEANS AND GENESEE COUNTY.

UP TO TWO AND A HALF INCH RAIN FELL OVERNIGHT IN OUR REGION. AN
ADDITIONAL HALF TO AN INCH COULD FALL BEFORE MIDNIGHT ON ALREADY SOGGY
SOIL. THUNDERSTORMS COULD PRODUCE MORE THAN AN INCH.

A FLOOD WARNING MEANS FLOODING IS IMMINENT OR HAS BEEN REPORTED. TAKE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.

LAZO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 10:15 AM EDTFlash Flood WarningBUFErie, Wyoming5 hr
Jul 31, 2:15 PM EDTFlash Flood WarningBUFCattaraugus, Chautauqua6 hr

Nearby

Flash Flood Warnings in New York, 1992Every flash flood warning in 1992

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.