Alert archive / Ohio / Flash Flood Warnings in 1992

Flash Flood Warning 34, NWS Cleveland, OH

July 30, 1992Geauga County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jul 30, 1992, 1:39 AM EDT for Geauga County, Ohio. It was in force for 103 min.

The area

The counties it named.

The facts

Issued
Jul 30, 1992, 1:39 AM EDT (05:39 UTC)
Expired
Jul 30, 1992, 3:22 AM EDT
In force
103 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Geauga County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 5.7 hours before the alert went out and 151 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, Pittsburgh, PA at 00:00Z on 1992-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 1992-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1052 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
54 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 KCLE 300540
FFWCLE
OHC055-300745-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
139 AM EDT THU JUL 30 1992
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  345 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OHIO
 
   ...GEAUGA COUNTY
 
URBAN AND SMALL STREAM FLOODING WILL OCCUR AS HEAVY RAIN WAS MOVING
INTO GEAUGA COUNTY FROM THE WEST. AT 130 AM RADAR SHOWED THE HEAVIEST
RAIN FROM THE EASTSIDE OF CLEVELAND INTO GEAUGA COUNTY. THE
THUNDERSTORMS WERE MOVING EAST AT 30 MPH.
 
WIDESPREAD STREET FLOODING HAS BEEN REPORTED IN LORAIN AND CUYAHOGA
COUNTIES. WATER WAS AS DEEP AS 4 FEET ON SOME ROADS.
SOME BASEMENTS WERE EVEN FLOODED ON THE WESTSIDE OF CLEVELAND.
AROUND AN INCH OF RAIN FELL AT CLEVELAND'S HOPKINS AIRPORT BETWEEN
MIDNIGHT AND 115 AM.
 
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.
 
FMK

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 29, 7:49 PM EDT, 5 hours 50 minutes before
OHZ004-007-300050-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
748 PM EDT WED JUL 29 1992

SHOWERS AND THUNDERSTORMS WERE MOVING ACROSS OHIO TONIGHT.

AT 735 PM EDT WEATHER SERVICE RADAR SHOWED A 35 MILES WIDE LINE OF
SHOWERS AND THUNDERSTORMS FROM LANCASTER NORTHEAST TO ZANESVILLE
TO FREEPORT EAST TO ABOUT 15 MILES SOUTH OF PITTSBURGH PENNSYLVANIA.
THIS LINE WAS MOVING SOUTHEAST AT 35 MPH.

THE STRONGEST STORMS WERE FROM OVER GUERNSEY...SOUTHERN HARRISON
...NORTHERN BELMONT AND SOUTHERN JERRISON COUNTIES.

ANY THUNDERSTORMS MOVING ACROSS THE STATE HAVE THE POTENTIAL TO
PRODUCE TORRENTIAL RAINS...WIND GUST TO 45 MPH AND SMALL HAIL.

THE HEAVY RAINS WILL CAUSE PONDhING OF WATER IN ROADWAYS AND IN LOW
LYING AREAS. AREAS PRONE TO FLOODING DURING EXCESSIVE RAINS WILL
FLOOD IF A STORM PASSES.

KINSELLA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 1:01 AM EDTFlash Flood WarningCLECuyahoga, Lorain119 min
Jul 30, 1:44 AM EDTFlash Flood WarningCLEPortage, Summit106 min
Jul 30, 3:02 AM EDTFlash Flood WarningCLECuyahoga, Lorain3 hr
Jul 30, 4:36 PM EDTSevere Thunderstorm WarningCLEHolmes, Wayne69 min
Jul 30, 5:19 PM EDTSevere Thunderstorm WarningCLESummit56 min
Jul 30, 5:36 PM EDTSevere Thunderstorm WarningCLEStark, Wayne69 min
Jul 30, 6:00 PM EDTSevere Thunderstorm WarningCLEPortage60 min
Jul 30, 6:09 PM EDTFlash Flood WarningCLEStark, Summit, Wayne3 hr
Jul 30, 6:09 PM EDTFlash Flood WarningCLEPortage3 hr
Jul 30, 6:39 PM EDTSevere Thunderstorm WarningCLEStark51 min
Jul 30, 7:02 PM EDTTornado WarningCLEPortage58 min
Jul 30, 7:26 PM EDTTornado WarningCLETrumbull64 min
Jul 30, 7:35 PM EDTTornado WarningCLEMahoning55 min
Jul 30, 7:56 PM EDTSevere Thunderstorm WarningCLEColumbiana64 min

Nearby

Flash Flood Warnings in Ohio, 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.