Alert archive / Ohio / Flash Flood Warnings in 2004

Flash Flood Warning 34, NWS Cleveland, OH

August 28, 2004Lucas County, Ohio

NWS Cleveland, OH issued this flash flood warning at Aug 28, 2004, 5:37 AM EDT for Lucas County, Ohio. It was in force for 113 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 28, 2004, 5:37 AM EDT (09:37 UTC)
Expired
Aug 28, 2004, 7:30 AM EDT
In force
113 min
Issued by
NWS Cleveland, OH
Area
Counties, with a storm outline in the text

County Lucas County, OH

The radar

The Detroit radar (KDTX), 129 km from the middle of the area, began a volume at 09:39 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.

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 9.6 hours before the alert went out and 132 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 00:00Z on 2004-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 858 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, Detroit, MI at 00:00Z on 2004-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
858 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1277 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KCLE 280939
FFWCLE
OHC095-281130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
537 AM EDT SAT AUG 28 2004

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LUCAS COUNTY IN NORTHWEST OHIO

* UNTIL 730 AM EDT

* AT 532 AM EDT...WEATHER SERVICE RADAR INDICATED A THUNDERSTORM 
WITH TORRENTIAL RAINS NEAR WHITEHOUSE...OR ABOUT 11 MILES NORTHWEST 
OF BOWLING GREEN...MOVING NORTH AT 10 MPH.

* THE THUNDERSTORM WILL BE NEAR...
  HOLLAND BY 610 AM EDT
  SYLVANIA BY 645 AM EDT

DOPPLER WEATHER RADAR INDICATED OVER 2 INCHES OF RAIN HAS FALLEN IN 
THE LAST HOUR.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE 
ROADWAY. THE WATER MAY BE TOO DEEP TO ALLOW YOUR CAR TO CROSS SAFELY 
OR THE ROAD MAY BE WASHED OUT.

LAT...LON 4162 8387 4171 8387 4172 8360 4157 8364
      4153 8370 4148 8372 4148 8375 4144 8382
      4143 8387 4161 8388

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 12:45 AM EDTFlash Flood WarningCLEStark3 hr
Aug 28, 8:05 AM EDTFlash Flood WarningCLEMorrow3 hr
Aug 28, 4:31 PM EDTSevere Thunderstorm WarningCLECrawford59 min
Aug 28, 5:11 PM EDTSevere Thunderstorm WarningCLERichland64 min
Aug 28, 5:44 PM EDTSevere Thunderstorm WarningCLEHuron, Lorain61 min
Aug 28, 6:04 PM EDTSpecial Marine WarningCLE116 min
Aug 28, 6:04 PM EDTSpecial Marine WarningCLE116 min
Aug 28, 6:04 PM EDTSpecial Marine WarningCLE116 min
Aug 28, 6:37 PM EDTTornado WarningCLEWayne38 min

Nearby

Flash Flood Warnings in Ohio, 2004Every flash flood warning in 2004

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; radar from the NEXRAD Level II archive.