Alert archive / Ohio / Flash Flood Warnings in 1992

Flash Flood Warning 55, NWS Cleveland, OH

August 10, 1992Geauga County, Ohio

NWS Cleveland, OH issued this flash flood warning at Aug 10, 1992, 7:34 PM EDT for Geauga County, Ohio. It was in force for 116 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 7:34 PM EDT (23:34 UTC)
Expired
Aug 10, 1992, 9:30 PM EDT
In force
116 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Geauga County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 11.6 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 12:00Z on 1992-08-10Temperature 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, Pittsburgh, PA at 12:00Z on 1992-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939Sfc1 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
971 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
81 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 102337
FFWCLE
OHC055-110130-
 
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
734 PM EDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  930 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OHIO
 
   ...SOUTHERN GEAUGA COUNTY
 
THE FLOOD WARNING FOR EASTERN CUYAHOGA AND NORTHERN GEAUGA COUNTY HAS
BEEN CANCELLED. A FLOOD WARNING FOR URBAN AND SMALL STREAM FLOODING
WILL BE IN AFFECT FOR SOUTHERN GEAUGA COUNTY. THE STRONGEST
THUNDERSTORM WAS 15 MILES SOUTH OF CHARDON AND MOVING MAINLY EAST AT
20 MPH. THESE THUNDERSTORMS WERE NARROW AND AFFECTING ONLY A SMALL
PART OF GEAUGA COUNTY.
 
RUSSELL TOWNSHIP IN WEST CENTRAL GEAUGA COUNTY REPORTED ALMOST AN INCH
AND A QUARTER OF RAIN BETWEEN 530 PM AND 7 PM. STREET FLOODING WAS
REPORTED IN TROY TOWNSHIP...WELL SOUTH OF CHARDON THIS EVENING.
 
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, Aug 10, 7:14 PM EDT, 20 minutes before
PAZ001-002-110030-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
707 PM EDT MON AUG 10 1992

...THUNDERSTORMS RAPIDLY DEVELOPING ALONG THE PENNSYLVANIA LAKESHORE...

NATIONAL WEATHER SERVICE RADAR AT 705 PM INDICATED SHOWED A SMALL LINE OF
THUNDERSTORMS LOCATED ALONG THE LAKE ERIE SHORELINE...FROM JUST WEST OF ERIE
AND PRESQUE ISLE WEST TO NEAR CONNEAUT OHIO.

THESE STORMS HAVE FORMED RAPIDLY WITHIN THE PAST 30 MINUTES...WITH FURTHER
FORMATION AND INTENSIFICATION EXPECTED.

THE STORMS ARE MOVING TO THE EAST-SOUTHEAST AT 15 MILES AN HOUR.

PERSONS OUTDOORS THROUGHOUT NORTHWESTERN ERIE AND CRAWFORD COUNTIES...
ALONG WITH BOATERS ON PRESQUE ISLE BAY AND AREA LAKES SHOULD SEEK hSHELTER
IMMEDIATELY.
Special weather statement, Aug 10, 7:18 PM EDT, 16 minutes before
OHZ004-110030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
718 PM EDT MON AUG 10 1992

A STRONG THUNDERSTORM WAS ENTERING WESTERN TRUMBULL COUNTY.

AT 705 PM EDT WEATHER RADAR SHOWED A THUNDERSTORM NEAR THE CITY OF
BRACEVILLE ABOUT 10 MILES WEST OF WARREN. THE MOVEMENT OF THIS
THUNDERSTORM WAS A VERY SLOW 10 TO 15 MPH TO THE EAST.  THIS STORM
COULD PRODUCE VERY HEAVY RAINS AND LOCALLY PONDING OF WATER ON
ROADWAYS.  THE STORM WILL AFFECT THE CITIES OF WARREN AND CHAMPION
BY AROUND 800 PM.

THE ATMOSPHERE IS CURRENTLY VERY UNSTABLE AND SEVERE THUNDERSTORMS COULD
DEVELOP RAPIDLY.

NEVER DRIVE YOUR VEHICLE INTO STANDING WATER. IF SEVERE WEATHER OCCURS
TAKE SHELTER IMMEDIATELY. IF POSSIBLE REPORT ANY SEVERE WEATHER TO YOUR
LOCAL LAW INFORCEMENT AGENCY AND ASK THEM TO PASS IT ONTO THE NATONAL

WEATHER SERVICE. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR
FURTHER UPDATES.

SITES

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 5:38 PM EDTFlash Flood WarningCLECuyahoga, Geauga116 min
Aug 10, 6:05 PM EDTSevere Thunderstorm WarningCLEGeauga55 min
Aug 10, 7:34 PM EDTFlash Flood WarningCLETrumbull41 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.