Alert archive / Ohio / Flash Flood Warnings in 1996

Flash Flood Warning 46, NWS Cleveland, OH

May 9, 1996Wyandot County, Ohio

NWS Cleveland, OH issued this flash flood warning at May 9, 1996, 9:34 AM EDT for Wyandot County, Ohio. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 9, 1996, 9:34 AM EDT (13:34 UTC)
Expired
May 9, 1996, 12:30 PM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Wyandot County, OH

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 1.6 hours before the alert went out and 163 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, Cncnati-Daytn, OH at 12:00Z on 1996-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 341 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1996-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 153 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
341 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
950 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
153 m²/s²
0-3 km storm-relative helicity
149 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 091335
FFWCLE
OHC175-091630-
 
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS
NATIONAL WEATHER SERVICE CLEVELAND OH
934 AM EDT THU MAY 9 1996
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS
EFFECTIVE UNTIL 1230 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...WYANDOT COUNTY
 
DOPPLER RADAR IN CLEVELAND STILL SHOWED AREAS OF HEAVY RAIN FALLING IN
THE COUNTY AT 930 THIS MORNING. OVER TWO INCHES OF RAIN FELL OVER THE
COUNTY SINCE 630 AM TODAY. THIS WILL CAUSE FLOODING TO CONTINUE INTO THE
MID-DAY HOURS.
 
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.
 
DEB

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, May 9, 6:09 AM EDT, 3 hours 25 minutes before
OHZ001>014-017>023-027>033-036>038-047-PAZ001>003-101200-
SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OH
605 AM EDT THU MAY 9 1996

THE NATIONAL STORM PREDICTIN CENTER IN KANSAS CITY MISSOURI HAS
INDICATED THAT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER
NORTHERN OHIO AND ERIE AND CRAWFORD COUNTIES IN NORTHWEST PENNSYLVANIA
TODAY AND THIS EVENING.

A WARM FRONT MOVING INTO NORTHERN OHIO AND NORTHWEST PENNSYLVANIA TODAY
WILL CAUSE THUNDERSTORMS AND SOME COULD BECOME SEVERE. THE MAIN THREAT
IS FOR DAMAGING WINDS AND HAIL. HOWEVER...IT IS POSSIBLE THAT AN
ISOLATED TORNADO COULD ALSO OCCUR.

PEOPLE IN NORTHERN OHIO AND NORTHWEST PENNSYVLANIA NEED TO MONITOR
NOAA WEATHER RAFDIO OR THE LOCAL MEDIA FOR WATCHES AND WARNINGS AND KEEP
AN EYE ON THE SKY AND BE READY TO MOVE TO SAFETY IF NECESSARY.

KIELTYKA
Special weather statement, May 9, 7:29 AM EDT, 2 hours 5 minutes before
OHZ002-003-005>014-017>023-027>033-036>038-047-091700-
SPECIAL WEATHER STATEMENT AND FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
713 AM EDT THU MAY 9 1996

THE DENSE FOG ADVISORY HAS BEEN DROPPED FOR MUCH OF NORTHWEST
OHIO...BUT CONTINUES FOR THE REST OF NORTHERN OHIO TIL MID-MORNING.

A FLOOD WATCH CONTINUES FOR ALL OF NORTHERN OHIO TODAY.

A FLOOD WARNING FOR URBAN AND SMALL STREAMS IS IN EFFECT FOR HANCOCK
COUNTY UNTIL 930 AM EDT.

A WARM FRONT THAT WAS ACROSS NORTHERN OHIO CAUSED THE DENSE FOG DURING
THE NIGHT. VISIBILITIES A QUARTER MILE OR LESS WERE COMMON. THE DENSE
FOG WILL CONTINUE TO DISSIPATE THIS MORNING.

A WEATHER SYSTEM ALOFT THAT WAS MOVING ACROSS INDIANA WAS GENERATING
SOME THUNDERSTORMS WITH HEAVY RAIN ACROSS NORTHWEST OHIO. AS THE RAIN
MOVED IN THE VISIBILITY IMPROVED. RADAR ESTIMATED THAT AROUND AN INCH
OF RAIN FELL IN PARTS OF HANCOCK COUNTY BETWEEN 6 AM AND 730 AM.

MORE HEAVY RAIN IS POSSIBLE TODAY
IN THE WATCH AREA AS THE WARM FRONT
CONTINUES TO MOVE NORTH IN OHIO.

PEOPLE IN THE FLOOD WATCH AREA NEED TO KEEP AN EYE ON THE SKY AND
MONITOR LATER FORECASTS.

KIELTYKA

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 8:26 PM EDTTornado WarningCLEMadison19 min
May 8, 9:25 PM EDTFlash Flood WarningCLEHuron, Sandusky2 hr
May 9, 7:10 AM EDTSevere Thunderstorm WarningCLEWyandot50 min
May 9, 7:21 AM EDTFlash Flood WarningCLEHancock2 hr
May 9, 7:43 AM EDTFlash Flood WarningCLEWyandot2 hr
May 9, 8:47 AM EDTFlash Flood WarningCLESeneca118 min
May 9, 8:50 AM EDTSevere Thunderstorm WarningCLEWyandot40 min
May 9, 11:07 AM EDTSevere Thunderstorm WarningCLEHolmes68 min
May 9, 11:15 AM EDTSevere Thunderstorm WarningCLEHolmes60 min
May 9, 6:36 PM EDTSevere Thunderstorm WarningCLEAshtabula69 min
May 9, 7:52 PM EDTSevere Thunderstorm WarningCLEFulton, Henry38 min

Nearby

Flash Flood Warnings in Ohio, 1996Every flash flood warning in 1996

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.