Alert archive / Ohio / Flash Flood Warnings in 1998

Flash Flood Warning 5, NWS Charleston, WV

January 7, 1998Gallia County, Meigs County, Ohio

NWS Charleston, WV issued this flash flood warning at Jan 7, 1998, 7:59 PM EST for Gallia County, Meigs County, Ohio. It was in force for 6 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
Jan 7, 1998, 7:59 PM EST (00:59 UTC)
Expired
Jan 8, 1998, 2:00 AM EST
In force
6 hr
Issued by
NWS Charleston, WV
Area
Whole counties

Counties Gallia County, OH, Meigs County, OH

The radar

The Charleston,WV radar (KRLX), 81 km from the middle of the area, began a volume at 00:59 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.0 hours before the alert went out and 150 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 1998-01-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 joules per kilogram.LCLLFCEL10008507005003002001001 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 1998-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 square meters per square second.1939587897Sfc1 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
35 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
126 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 KCRW 080100
FFWCRW
OHC053-105-167-WVC073-095-080700-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
759 PM EST WED JAN 7 1998
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  200 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST OHIO
 
   ...GALLIA COUNTY...MEIGS COUNTY...WASHINGTON COUNTY
 
 
IN NORTHWEST WEST VIRGINIA
 
   ...PLEASANTS COUNTY...TYLER COUNTY
 
AT 755 PM...CREEKS AND STREAMS WERE RUNNING AT NEAR BANKFULL LEVELS
ACROSS THESE COUNTIES. THE RAIN WILL CONTINUE THROUGH MIDNIGHT...AND IT
WILL BE HEAVY AT TIMES...PRODUCING SMALL STREAM FLOODING ACROSS THESE
COUNTIES.
 
 
<< CALL TO ACTION >> MOfST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBIL
DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A
SMALL ONE...ON FOOT. DO NOT DRIVE AROUND POLICE BARRICADES.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 7, 7:59 PM ESTFlash Flood WarningRLXWashington6 hr
Jan 8, 12:58 AM ESTFlash Flood WarningRLXAthens, Morgan, Perry4 hr
Jan 8, 12:58 AM ESTFlash Flood WarningRLXJackson, Lawrence4 hr
Jan 8, 12:58 AM ESTFlash Flood WarningRLXVinton4 hr
Jan 8, 4:55 AM ESTFlash Flood WarningRLXAthens4 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; radar from the NEXRAD Level II archive.