Alert archive / Ohio / Flash Flood Warnings in 1992

Flash Flood Warning 57, NWS Cleveland, OH

August 10, 1992Geauga County, Ohio

NWS Cleveland, OH issued this flash flood warning at Aug 10, 1992, 9:46 PM EDT for Geauga County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 9:46 PM EDT (01:46 UTC)
Expired
Aug 11, 1992, 12:45 AM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Geauga County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 1.8 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 1992-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3542 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, Pittsburgh, PA at 00:00Z on 1992-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
3542 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
865 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
82 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 110148
FFWCLE
OHC055-110445-
 
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
946 PM EDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS REISSUED A
FLOOD WARNING EFFECTIVE UNTIL 1245 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OHIO
 
   ...GEAUGA COUNTY
 
THE FLOOD WARNING FOR URBAN AND SMALL STREAM FLOODING HAS BEEN
EXTENDED FOR ALL OF GEAUGA COUNTY. MORE THUNDERSTORMS WERE MOVING
INTO GEAUGA COUNTY. MANY CREEKS WERE BANKFULL OVER OVERFLOWING AND
SOME ROADS WERE STILL FLOODED. THE WATER LEVELS WERE SLOWLY RECEDING.
 
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, 2 hours 32 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, 2 hours 28 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
Special weather statement, Aug 10, 9:45 PM EDT, 1 minute before
OHZ001-110300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
944 PM EDT MON AUG 10 1992

THUNDERSTORMS WERE OVER PARTS OF NORTHWEST OHIO THIS EVENING.

AT 940 PM WEATHER RADAR INDICATED THUNDERSTORMS OVER SOUTHWEST
FULTON COUNTY AND NORTHERN HENRY COUNTY. THESE STORMS WERE MOVING
EAST AROUND 30 MILES AN HOUR. BY 1015 PM THE STORMS WILL EXTEND
FROM ABOUT 5 MILES SOUTH OF TOLEDO TO 10 MILES SOUTH OF BOWLING
GREEN IN WOOD COUNTY.

THESE STORMS WILL PRODUCE HEAVY RAIN...POSSIBLE SMALL HAIL AND
FREQUENT LIGHTNING. SEEK SHELTER INDOORS WHEN THUNDERSTORMS APPROACH.

MURPHY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 9:30 PM EDTSevere Thunderstorm WarningCLEGeauga45 min
Aug 10, 10:35 PM EDTSevere Thunderstorm WarningCLECuyahoga40 min
Aug 10, 11:24 PM EDTSevere Thunderstorm WarningCLEErie66 min
Aug 10, 11:58 PM EDTSevere Thunderstorm WarningCLEAshtabula, Lake62 min
Aug 11, 12:02 AM EDTSevere Thunderstorm WarningCLEPortage58 min
Aug 11, 12:09 AM EDTFlash Flood WarningCLEMahoning, Trumbull66 min
Aug 11, 12:09 AM EDTSevere Thunderstorm WarningCLEMahoning, Trumbull66 min
Aug 11, 12:10 AM EDTSevere Thunderstorm WarningCLELorain65 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.