Alert archive / Pennsylvania / Flash Flood Warnings in 1992

Flash Flood Warning 18, NWS Cleveland, OH

July 20, 1992Cameron County, Elk County, McKean County, Pennsylvania

NWS Cleveland, OH issued this flash flood warning at Jul 20, 1992, 6:27 PM EDT for Cameron County, Elk County, McKean County, Pennsylvania. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 20, 1992, 6:27 PM EDT (22:27 UTC)
Expired
Jul 20, 1992, 9:30 PM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Cameron County, PA, Elk County, PA, McKean County, PA

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.5 hours before the alert went out and 154 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 1992-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 49 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, Buffalo Intl Airport, NY at 12:00Z on 1992-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 194 square meters per square second.19395878Sfc1 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
49 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
1178 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
194 m²/s²
0-3 km storm-relative helicity
224 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 KERI 202230
FFWERI
PAC023-047-083-210130-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ERIE PA
627 PM EDT MON JUL 20 1992
 
THE NATIONAL WEATHER SERVICE IN ERIE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  930 PM EDT
FOR THE FOLLOWING LOCATIONS...
 
IN NORTHWEST PENNSYLVANIA
 
   ...CAMERON COUNTY...ELK COUNTY...MCKEAN COUNTY
 
HEAVY RAINS OCCURRED THIS AFTERNOON AND WILL CONTINUE INTO THE EVENING
HOURS OVER THE WARNED AREAS...
 
FLOODING HAS BEEN REPORTED IN THE KANE AREA IN MCKEAN COUNTY...ALSO
THE SOUTHERN BRANCH OF THE KINZUA CREEK IS OUT OF ITS BANKS.
 
1 TO 3 INCHES OF RAIN HAS FALLEN OVER THE WARNED AREA AND MANY STREAMS
AND CREEKS MAY REACH BANKFULL THIS EVENING.
 
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 20, 1:13 PM EDT, 5 hours 14 minutes before
PAZOO1-002-201900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
105 PM EDT MON JUL 20 1992

...STRONG THUNDERSTORMS FORMING OVER PARTS OF NORTHWEST PENNSYLVANIA...

AT 1PM EDT WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS THAT EXTENDED FROM
CHAUTAUQUA COUNTY...NEW YORK STATE TO JUST SOUTH OF ERIE PENNSYLVANIA TO
CENTRAL ASHTABULA COUNTY OHIO.  THE THUNDERSTORMS WERE MOVING TO THE EAST
AT 35 MILES AN HOUR.   THE STORMS THAT DEVELOPED JUST SOUTH OF ERIE PRODUCED
VERY HEAVY RAIN...INTENSE LIGHTNING AND WIND GUSTS TO 50 MILES AN HOUR.

THE AIR OVER WESTERN PENNSYLVANIA HAS BECOME VERY WARM AND UNSTABLE AND
MORE THUNDERSTORMS WILL DEVELOP DURING THE AFTERNOON AND EVENING HOURS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES OR POSSIBLE WARNING
FROM THE NATIONAL WEATHER SERVICE.

TJP/RAR
Special weather statement, Jul 20, 3:07 PM EDT, 3 hours 20 minutes before
OHZ004-007-202030-

SPEACIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OHIO
305 PM EDT MON JUL 20 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF NORTHERN AND
CENTRAL OHIO UNTIL 800 PM EDT. OVER EASTERN OHIO THIS WOULD BE MAINLY
NORTH OF INTERSTATE-70.

SOME CITIES INCLUDED IN THE WATCH ARE AKRON...CANTON...YOUNGSTOWN...
MANSFIELD...NEW PHILADELPHIA...CAMBRIDGE...STEUBENVILLE...ZANESVILLE...
AND CLEVELAND

AT 3PM NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS SCATTERED
THROUGHOUT NORTHERN AND CENTRAL OHIO. THUNDERSTORMS PRODUCING SMALL HAIL
AND HEAVY RAIN  WAS OCCURRING FROM AROUND THE AKRON AREA WEST TO
MANSFIELD. AT 225 PM PEA SIZE HAIL WAS REPORTED APPROXIMATELY 4 MILES
NORTHWEST OF THE AIRPORT...AND AT 235 PM DIME SIZE HAIL...ALONG WITH
VERY HEAVY RAINS WAS REPORTED ABOUT 3 MILES NORTH OF THE AKRON-CANTON
AIRPORT. AT APPROXIMATELY THE SAME TIME...WIND GUST TO 32 MPH WAS OBSERVED
AT THE AKRON-CANTON AIRPORT. RADAR ALSO INDICATED HEAVY THUNDERSTORMS
OVER COSCHOCTON COUNTY. THESE STORMS ARE MOVING EAST AT 35 MPH.

THESE THUNDERSTORMS MAY PRODUCE WIND GUSTS IN EXCESS OF 55 MPH AND
LARGE HAIL. HEAVY DOWNPOURS WILL PRODUCE SOME FLOODING OF LOW LYING
AREAS... AND PONDING OF WATER ON THE HIGHWAYS.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATEST WEATHER
INFORMATION AND POSSIBLE WARNINGS.

ALTO
Special weather statement, Jul 20, 3:07 PM EDT, 3 hours 20 minutes before
OHZ004-PAZ003-202030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
308 PM EDT MON JUL 20 1992

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR NORTHEAST OHIO
AND WESTERN PENNSYLVANIA UNTIL 8 PM THIS EVENING...

AT 305 PM EDT WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS EXTENDING ACROSS MERCER COUNTY IN PENNSYLVANIA WEST
INTO MAHONING COUNTY IN OHIO. THE STRONGEST STORM WAS LOCATED WEST OF
THE CITY OF YOUNGSTOWN. MOVEMENT WAS TO THE EAST AT 30 MPH.

AT 255 PM AMATEUR RADIO OPERATORS REPORTED PEA SIZE HAIL AND WINDS
GUSTING TO 40 MPH IN THE CANFIELD AND AUSTINTOWN AREAS. THESE STORMS
WILL CONTINUE TO AFFECT YOUNGSTOWN UNTIL 345 PM. LISTEN TO NOAA WE
ATHER
RADIO OR LOCAL MEDIA FOR FURTHER UPDATES AND POSSIBLE WARNINGS.

MITCHELL
Local storm report, Jul 20, 6:11 PM EDT, 16 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE AKRON OH
610 PM EDT MON JUL 20 1992

TIME EVENT OCCURRED.. 400 PM EDT

TYPE OF EVENT.. NUMEROUS REPORTS OF POWER OUTAGES IN STARK COUNTY.
LINES DOWN OVER NORTHERN STARK COUNTY (WHIPPLE RD)... NORTH SIDE OF
LOUISVILLE AND MARLBORO TOWNSHIP. STARK COUNTY SHERIFFS OFFICE REPORTS
MOST LINES DOWN BECAUSE OF WINDS AND TREE BRANCHES ON WIRES.

INJURIES..  NONE

DEATHS..  NONE

ALTO
Local storm report, Jul 20, 6:20 PM EDT, 7 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE AKRON OH
616 PM EDT MON JUL 20 1992

TIME EVENT OCCURRED.. 400 PM EDT

TYPE OF EVENT.. NUMEROUS REPORTS OF POWER OUTAGES IN STARK COUNTY.
LINES DOWN OVER NORTHERN STARK COUNTY (WHIPPLE RD)... NORTH SIDE OF
LOUISVILLE AND MARLBORO TOWNSHIP. STARK COUNTY SHERIFFS OFFICE REPORTS
MOST LINES DOWN BECAUSE OF WINDS AND TREE BRANCHES ON WIRES.

SEVERAL LARGE TREES REPORTED DOWN ALONG WACKERLY DRIVE IN JACKSON
TOWNSHIP AT 400 PM. (STARK COUNTY) REPORT RECEIVED FROM JACKSON TOWNSHIP
POLICE AT 615 PM

INJURIES..  NONE

DEATHS..  NONE

ALTO   ...ADDITIONAL INFORMATION...

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 20, 1:30 PM EDTSevere Thunderstorm WarningCLEErie60 min
Jul 20, 2:25 PM EDTSevere Thunderstorm WarningCLEVenango, Warren65 min
Jul 20, 3:14 PM EDTSevere Thunderstorm WarningCLELawrence61 min
Jul 20, 5:57 PM EDTFlash Flood WarningCLEForest, Venango, Warren3 hr
Jul 20, 6:15 PM EDTFlash Flood WarningCLECrawford2 hr
Jul 20, 6:15 PM EDTSevere Thunderstorm WarningCLECrawford2 hr

Nearby

Flash Flood Warnings in Pennsylvania, 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.