Alert archive / Ohio / Flash Flood Warnings in 2005

Flash Flood Warning 22, NWS Cleveland, OH

August 20, 2005Cuyahoga County, Lorain County, Ohio

NWS Cleveland, OH issued this flash flood warning at Aug 20, 2005, 6:29 PM EDT for Cuyahoga County, Lorain County, Ohio. It was in force for 2 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 20, 2005, 6:29 PM EDT (22:29 UTC)
Expired
Aug 20, 2005, 8:30 PM EDT
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Counties, with a storm outline in the text

Counties Cuyahoga County, OH, Lorain County, OH

The radar

The Cleveland radar (KCLE), 7 km from the middle of the area, began a volume at 22:32 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Aug 20, 6:58 PM EDTFLASH FLOODNorth Ridgeville, OHDRAINAGE DITCHES FLOODING WITH BASEMENT AND STREET FLOODING.
Aug 20, 7:00 PM EDTFLASH FLOODFairview Park, OHBASEMENT FLOODING WITH 4 TO 6 INCHES OF WATER. RIVER NEAR ROCKY RIVER STABLES IN FLOOD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 10.5 hours before the alert went out and 179 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 2005-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Pittsburgh, PA at 12:00Z on 2005-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
922 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
51 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 
WGUS51 KCLE 202232
FFWCLE
OHC035-093-210030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
629 PM EDT SAT AUG 20 2005

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  LORAIN COUNTY IN NORTH CENTRAL OHIO
  CUYAHOGA COUNTY IN NORTHEAST OHIO

* UNTIL 830 PM EDT

* AT 626 PM EDT...VERY HEAVY RAINFALL CAPABLE OF PRODUCING FLASH 
FLOODING WAS REPORTED ACROSS CENTRAL LORAIN COUNTY AND WESTERN 
CUYAHOGA COUNTY. DOPPLER RADAR INDICATES 3 TO 5 INCHES OF RAIN HAS 
FALLEN ALONG THE INTERSTATE 90 CORRIDOR IN LORAIN COUNTY AND THE 
INTERSTATE 480 CORRIDOR IN WESTERN AND CENTRAL CUYAHOGA COUNTY. AN 
ADDITIONAL ONE TO TWO INCHES OF RAIN IS POSSIBLE BEFORE THE RAIN 
ENDS BY 8 PM. 

* LOCATIONS WITHIN THE WARNED AREA INCLUDE...
  NORTH OLMSTED...
  ROCKY RIVER...
  BEREA...
  PARMA...
  NORTH ROYALTON...
  NORTH RIDGEVILLE...
  ELYRIA...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. 
MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS 
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

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. TURN AROUND...DONT DROWN

LAT...LON 4153 8144 4136 8137 4118 8231 4142 8235

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 20, 2:18 PM EDTSevere Thunderstorm WarningCLESummit, Wayne47 min
Aug 20, 2:50 PM EDTSevere Thunderstorm WarningCLEStark43 min
Aug 20, 3:09 PM EDTSevere Thunderstorm WarningCLEAshland, Huron61 min
Aug 20, 3:22 PM EDTSevere Thunderstorm WarningCLEMarion56 min
Aug 20, 3:26 PM EDTSevere Thunderstorm WarningCLELorain64 min
Aug 20, 3:29 PM EDTSpecial Marine WarningCLE91 min
Aug 20, 3:38 PM EDTSevere Thunderstorm WarningCLEMedina67 min
Aug 20, 3:57 PM EDTSevere Thunderstorm WarningCLEMorrow47 min
Aug 20, 4:01 PM EDTSevere Thunderstorm WarningCLEKnox, Richland59 min
Aug 20, 4:11 PM EDTSevere Thunderstorm WarningCLECuyahoga70 min
Aug 20, 4:20 PM EDTTornado WarningCLEMedina28 min
Aug 20, 4:27 PM EDTSevere Thunderstorm WarningCLELorain51 min
Aug 20, 4:33 PM EDTSpecial Marine WarningCLE87 min
Aug 20, 4:34 PM EDTFlash Flood WarningCLECuyahoga, Lorain116 min
Aug 20, 4:57 PM EDTSevere Thunderstorm WarningCLEGeauga, Lake46 min
Aug 20, 5:53 PM EDTFlash Flood WarningCLEErie2 hr

Nearby

Flash Flood Warnings in Ohio, 2005Every flash flood warning in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.