Alert archive / Ohio / Flash Flood Warnings in 1992

Flash Flood Warning 27, NWS Cleveland, OH

July 29, 1992Lorain County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jul 29, 1992, 2:24 PM EDT for Lorain County, Ohio. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 29, 1992, 2:24 PM EDT (18:24 UTC)
Expired
Jul 29, 1992, 4:30 PM EDT
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lorain County, OH

The nearest sounding before it

Detroit, MI (KFNT), launched 12:00Z, 6.4 hours before the alert went out and 176 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, Detroit, MI at 12:00Z on 1992-07-29Temperature 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, Detroit, MI at 12:00Z on 1992-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1414 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
112 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 291832 COR
FFWCLE
OHC093-292030-

BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING...CORRECTION
NATIONAL WEATHER SERVICE CLEVELAND OH
231 PM EDT WED JUL 29 1992

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN URBAN AND
SMALL STREAM FLOOD WARNING EFFECTIVE UNTIL  430 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEAST OHIO

   ...LORAIN COUNTY

AT 220 PM WEATHER SERVICE RADAR SHOWED A DEVELOPING LINE OF
THUNDERSTORMS FROM CUYAHOGA TO ERIE COUNTY. OTHER THUNDERSTORMS WERE
DEVELOPING OVER SOUTHERN GEAUGA COUNTY. THESE STORMS WERE MOVING TO
THE EAST SOUTHEAST AT 10 TO 15 MPH.

PEA SIZE HAIL HAS BEEN REPORTED IN ERIE COUNTY ALONG WITH LOCAL HEAVY
RAINS. THE HEAVY RAINS HAVE MOVED INTO VERMILLION AND WILL MOVE INTO
LORAIN...ELYRIA AND SHEFFIELD AROUND 3 PM. LOCAL STREET FLOODING AND
RAPID RISES IN STREAMS CAN BE EXPECTED.

A FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT.
MOST 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 EXCAPE
RISING WATER MOVE UP TO HIGHER GROUND.

SJN

...CORRECTED HEADING AND TEXT...

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, 9:23 AM EDT, 5 hours 1 minute before
OHZALL-291415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
920 AM EDT WED JUL 29 1992

STRONG THUNDERSTORMS WERE MOVING THROUGH EXTREME NORTHEAST OHIO THIS
MORNING.

AT 910 AM WEATHER RADAR INDICATED STRONG THUNDERSTORMS OVER THE EASTERN
HALF OF GEAUGA COUNTY. THESE THUNDERSTORMS WERE MOVING EAST AT ABOUT 35
MILES AN HOUR AND PRODUCED PEA SIZED HAIL OVER EXTREME EASTERN CUYAHOGA
COUNTY JUST BEFORE 9 AM...AND ALSO AT HUNTSBURG IN EXTREME EASTERN
GEAUGA COUNTY AT 915 AM. GUSTY WINDS AND LOCALLY HEAVY RAINS ARE ALSO
POSSIBLE WITH THESE STORMS.

THE THUNDERSTORMS SHOULD BE GOING THROUGH WINDSOR AND ORWELL IN
SOUTHWESTERN ASHTABULA COUNTY...AND BLOOMFIELD IN NORTHWEST TRjUMBULL
COUNTY AROUND OR SHORTLY AFTER 930 AM.

VRCEK
Special weather statement, Jul 29, 10:00 AM EDT, 4 hours 24 minutes before
PAZ002-291500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
950 AM EDT WED JUL 29 1992

...STRONG THUNDERSTORMS DEVELOPING OVER CRAWFORD COUNTY IN NORTHWEST
PENNSYLVANIA...

AT 945 PM EDT RADAR SHOWED AN AREA OF STRONG THUNDERSTORMS EXTENDING
FROM JUST NORTH OF LINESVILLE TO THE PYMATUNING RESEVOIR AND WESTWARD
TO SOUTHERN ASHTABULA COUNTY OHIO.  THE THUNDERSTORMS WERE MOVING TO
THE EAST AT 35 MILES AN HOUR.

AS THESE STORMS MOVE THROUGH CRAWFORD COUNTY...THEY WILL PRODUCE VERY
HEAVY DOWNPOURS...DANGEROUS LIGHTNING...POSSIBLE WIND GUSTS TO 50 MILES
AN HOUR AND POSSIBLY SOME SMALL HAIL.

IF THREATENING WEATHER APPROACHES YOUR AREA...REMAIN INDOORS AND DO
NOT USE ELECTRICAL APPLIANCES WHILE LIGHTNING IS OCCURRING.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND POSSIBLE
WARNINGS.

TJP/FPW/RR
Special weather statement, Jul 29, 2:00 PM EDT, 24 minutes before
OHZALL-292100-

SPECIAL WEATHER STATEMENT AND AFTERNOON OHIO WEATHER STORY
NATIONAL WEATHER SERVICE CLEVELAND OH
200 PM EDT WED JUL 29 1992

WIDELY SCATTERED SHOWERS DEVELOPED OVER NORTHERN OHIO TODAY.

A COLD FRONT PUSHED SOUTH TO THE SHORES OF LAKE ERIE DURING THE EARLY
AFTERNOON HOURS AND CAUSED A LINE OF WIDELY SCATTERED SHOWERS AND
THUNDERSTORMS TO DEVELOP. THE STORMS STRETCHED FROM ASHTABULA TO ERIE
COUNTIES AND PRODUCED SOME BRIEF HEAVY RAINS AND WIND GUSTS TO 30 MPH.
THE LINE WILL DROP SOUTH THROUGH THE NORTHERN THIRD OF THE STATE BY 5
PM. THESE STORMS MAY ALSO PRODUCE SOME SMALL HAIL.

MEANWHILE...CENTRAL AND SOUTHERN OHIO HAD PARTLY TO MOSTLY SUNNY SKIES.
SOME SCATTERED SHOWERS AND THUNDERSTORMS MAY DEVELOP OVER THESE AREAS
BY LATE AFTERNOON. TEMPERATURES ROSE INTO THE UPPER 70S AND LOWER 80S
WHICH WERE ABOUT 5 DEGREES BELOW NORMAL.

SKIES WILL BE CLEAR TO PARTLY CLOUDY ACROSS THE NORTH TONIGHT. SCATTERED
SHOWERS AND THUNDERSTORMS WILL LINGER IN THE CENTRAL AND SOUTH BUT
SHOULD DIMINISH AFTER MIDNIGHT. THE MERCURY WILL DROP INTO THE UPPER 50S
IN THE NORTHWEST WHILE READINGS HOVER IN THE 60S ELSEWHERE.

THE COLD FRONT WILL BECOME STATIONARY ACROSS THE OHIO VALLEY THURSDAY.
AREAS OF SHOWERS AND THUNDERSTORMS WILL MOVE ALONG THE FRONT THROUGHOUT
THE DAY AND MAY PRODUCE SOME LOCALLY HEAVY RAINS. TEMPERATURES WILL
REMAIN ABOUT THE SAME WITH HIGHS RANGING FROM 75 TO 85 DEGREES.

THE LATEST WEATHER MAP SHOWED A COLD FRONT ALONG THE SOUTH SHORES OF
LAKES ONTARIO AND ERIE CONTINUING WEST TO SOUTHERN IOWA. HIGH PRESSURE
WAS OVER MINNESOTA. THE FRONT WILL DROP INTO SOUTHERN OHIO TONIGHT WHERE
IT WILL BECOME STATIONARY ON THURSDAY. THE HIGH WILL DRIFT EAST INTO THXE
UPPER GREAT LAKES TONIGHT AND INTO NEW ENGLAND THURSDAY.

SJN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 9:26 AM EDTSevere Thunderstorm WarningCLEAshtabula49 min
Jul 29, 2:49 PM EDTFlash Flood WarningCLECuyahoga116 min
Jul 29, 3:19 PM EDTTornado WarningCLEPortage56 min
Jul 29, 3:27 PM EDTFlash Flood WarningCLEHuron3 hr
Jul 29, 3:46 PM EDTFlash Flood WarningCLEMahoning, Trumbull119 min
Jul 29, 3:46 PM EDTFlash Flood WarningCLEColumbiana119 min
Jul 29, 3:52 PM EDTFlash Flood WarningCLEMedina2 hr

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.