Alert archive / Ohio / Flash Flood Warnings in 1998

Flash Flood Warning 137, NWS Charleston, WV

June 28, 1998Morgan County, Ohio

NWS Charleston, WV issued this flash flood warning at Jun 28, 1998, 9:07 PM EDT for Morgan County, Ohio. It was in force for 4 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
Jun 28, 1998, 9:07 PM EDT (01:07 UTC)
Expired
Jun 29, 1998, 1:10 AM EDT
In force
4 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Morgan County, OH

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.1 hours before the alert went out and 168 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 1998-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3668 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, Cncnati-Daytn, OH at 00:00Z on 1998-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
3668 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1100 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
103 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCRW 290108
FFWCRW
OHC115-290510-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
907 PM EDT SUN JUN 28 1998

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MORGAN COUNTY IN SOUTHEASTERN OHIO.

* UNTIL 110 AM EDT.

* AT 905 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF THUNDERSTORMS REPEATEDLY MOVING OVER MORGAN COUNTY...
  MOVING SOUTHEAST AT 20 MPH.

* RADAR PRECIPITATION ESTIMATES UP TO 1.5 INCHES OF RAINFALL IN AN
  HOUR

<<<CALL TO ACTION>>>DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE
ROAD!

PLEASE REPORT ANY HIGH WATER OR FLOODING BY CALLING TOLL FREE AT
877-633-6772.

.END/NMB/L(DW

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 9:41 PM EDTSevere Thunderstorm WarningRLXAthens, Washington64 min
Jun 28, 9:41 PM EDTSevere Thunderstorm WarningRLXMorgan64 min
Jun 28, 10:10 PM EDTFlash Flood WarningRLXAthens, Perry4 hr
Jun 28, 10:10 PM EDTFlash Flood WarningRLXMeigs, Washington4 hr
Jun 29, 12:26 AM EDTSevere Thunderstorm WarningRLXVinton49 min
Jun 29, 12:54 AM EDTSevere Thunderstorm WarningRLXJackson51 min
Jun 29, 12:59 AM EDTFlash Flood WarningRLXMorgan6 hr
Jun 29, 1:05 AM EDTSevere Thunderstorm WarningRLXGallia, Meigs65 min
Jun 29, 2:01 AM EDTFlash Flood WarningRLXMeigs5 hr
Jun 29, 2:01 AM EDTFlash Flood WarningRLXMorgan, Washington5 hr
Jun 29, 5:09 AM EDTFlash Flood WarningRLXJackson, Vinton4 hr
Jun 29, 6:51 AM EDTFlash Flood WarningRLXMeigs6 hr
Jun 29, 6:51 AM EDTFlash Flood WarningRLXMorgan, Washington6 hr
Jun 29, 8:54 AM EDTFlash Flood WarningRLXJackson4 hr
Jun 29, 1:23 PM EDTFlash Flood WarningRLXMeigs6 hr

Nearby

Flash Flood Warnings in Ohio, 1998Every flash flood warning in 1998

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.