Alert archive / Ohio / Flash Flood Warnings in 2004

Flash Flood Warning 13, NWS Wilmington, OH

May 27, 2004Montgomery County, Preble County, Ohio; Wayne County, Indiana

NWS Wilmington, OH issued this flash flood warning at May 27, 2004, 9:34 PM EDT for Montgomery County, Preble County, Ohio; Wayne County, Indiana. It was in force for 3 hr. 10 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
May 27, 2004, 9:34 PM EDT (01:34 UTC)
Expired
May 28, 2004, 12:30 AM EDT
In force
3 hr
Issued by
NWS Wilmington, OH
Area
Counties, with a storm outline in the text

Counties Wayne County, IN, Montgomery County, OH, Preble County, OH

What was reported inside it

TimeReportWhereRemark
May 27, 10:00 PM EDTFLOODDayton, OHHIGH WATER REPORTED ON ROADS COUNTYWIDE
May 27, 10:21 PM EDTFLASH FLOODRichmond, INBOUNDARY RD. CLOSED.
May 27, 10:21 PM EDTFLASH FLOODTrotwood, OHHIGH WATER OVER ROADS COUNTY WIDE. 5 PEOPLE EVACUATED IN TROTWOOD.
May 27, 10:25 PM EDTFLASH FLOODFountain City, INBOUNDRY ROAD CLOSED DUE TO HIGH WATER
May 27, 10:25 PM EDTFLASH FLOODRiverside, OHHIGH WATER REPORTED IN THE CITY OF RIVERSIDE AND CLAY...HARRISON AND BUTLER TOWNSHIPS.
May 27, 10:37 PM EDTFLASH FLOODEaton, OHHIGH WATER ON COUPLE OF ROADS NORTHERN PART OF THE COUNTY.
May 27, 10:42 PM EDTFLASH FLOODEaton, OHHIGH WATER ON COUPLE OF ROADS NORTHERN PART OF THE COUNTY.
May 27, 10:42 PM EDTFLASH FLOODRiverside, OHHIGH WATER REPORTED IN THE CITY OF RIVERSIDE AND BUTLER...CLAY AND HARRISON TOWNSHIPS.
May 27, 10:42 PM EDTFLASH FLOODWest Manchester, OHCOUPLE OF ROADS COVERED WITH HIGH WATER.
May 27, 11:25 PM EDTFLASH FLOODFountain City, INBOUNDRY ROAD CLOSED DUE TO HIGH WATER

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.6 hours before the alert went out and 95 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 00:00Z on 2004-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 290 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 00:00Z on 2004-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 197 square meters per square second.1939587897117136Sfc1 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
290 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
1105 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
197 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.5
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KILN 280138
FFWILN
INC177-OHC113-135-280430-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
934 PM EDT THU MAY 27 2004

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WAYNE COUNTY IN INDIANA
  MONTGOMERY COUNTY IN OHIO
  PREBLE COUNTY IN OHIO

* UNTIL 1230 AM EDT(1130 PM EST)

* WEATHER SERVICE RADAR INDICATED THAT VERY HEAVY RAIN HAS OCCURRED 
  THIS AFTERNOON AND EVENING ACROSS THE NORTHERN PORTIONS OF 
  WAYNE...PREBLE AND MONTGOMERY COUNTIES. UP TO 4 INCHES OF RAIN HAD 
  FALLEN IN SOME LOCATIONS SINCE 6 PM EDT (5 PM EST). SHOWERS AND 
  THUNDERSTORMS WILL CONTINUE ACROSS THE AREA...RESULTING IN UP TO 
  2 ADDITIONAL INCHES THROUGH MIDNIGHT EDT (11 PM EST).

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER MAY
BE TOO DEEP TO SAFELY CROSS. VEHICLES CAUGHT IN RISING WATER SHOULD
BE ABANDONED QUICKLY.

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

LAT...LON 4002 8522 3974 8518 3963 8409 3989 8410

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 8:01 PM EDTSevere Thunderstorm WarningILNHamilton59 min
May 27, 8:06 PM EDTSevere Thunderstorm WarningILNMontgomery54 min
May 27, 8:08 PM EDTSevere Thunderstorm WarningILNClermont52 min
May 27, 8:11 PM EDTSevere Thunderstorm WarningILNPike64 min
May 27, 8:19 PM EDTSevere Thunderstorm WarningILNBrown56 min
May 27, 8:24 PM EDTSevere Thunderstorm WarningILNHighland51 min
May 27, 8:36 PM EDTFlash Flood WarningILNPike114 min
May 27, 8:47 PM EDTFlash Flood WarningILNDarke118 min
May 27, 8:49 PM EDTSevere Thunderstorm WarningILNScioto26 min
May 27, 9:00 PM EDTFlash Flood WarningILNScioto2 hr
May 27, 9:09 PM EDTFlash Flood WarningILNHighland111 min
May 27, 10:30 PM EDTFlash Flood WarningILNPike3 hr
May 27, 10:40 PM EDTFlash Flood WarningILNDarke2 hr
May 27, 10:52 PM EDTFlash Flood WarningILNScioto4 hr
May 27, 8:03 PM EDTSevere Thunderstorm WarningILNSwitzerland42 min
May 27, 8:55 PM EDTFlash Flood WarningILNDearborn, Ohio, Ripley, Switzerland50 min
May 27, 10:38 PM EDTFlash Flood WarningILNOhio, Ripley, Switzerland2 hr

Nearby

Flash Flood Warnings in Ohio, 2004Flash Flood Warnings in Indiana, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.