Alert archive / Ohio / Flash Flood Warnings in 1990

Flash Flood Warning 8, NWS Jackson, KY

August 22, 1990Meigs County, Ohio

NWS Jackson, KY issued this flash flood warning at Aug 22, 1990, 5:28 AM EDT for Meigs County, Ohio. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Aug 22, 1990, 5:28 AM EDT (09:28 UTC)
Expired
Aug 22, 1990, 7:30 AM EDT
In force
2 hr
Issued by
NWS Jackson, KY
Area
Whole counties

County Meigs County, OH

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Huntington/Tri S, WV (KHTS), launched 00:00Z, 9.5 hours before the alert went out and 89 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, Huntington/Tri S, WV at 00:00Z on 1990-08-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1687 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, Huntington/Tri S, WV at 00:00Z on 1990-08-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
1687 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
826 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHTS 220932
FFWHTS
OHC105-221130-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HUNTINGTON WV
528 AM EDT WED AUG 22 1990
 
THE NATIONAL WEATHER SERVICE IN HUNTINGTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  730 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH OHIO
          ...MEIGS
 
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  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.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 
END/JBC

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Aug 21, 11:56 PM EDT, 5 hours 32 minutes before
KYZ008-220500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
1155 PM EDT TUE AUG 21 1990

...THUNDERSTORMS CONTINUE ACROSS PARTS OF SOUTHEAST KENTUCKY...

AT 1145 PM...A FEW THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...
CONTINUED ACROSS THE SOUTHERN COUNTIES OF SOUTHEAST KENTUCKY. THE
THUNDERSTORM WITH THE HEAVIEST RAIN WAS OVER SOUTHERN PERRY AND
WESTERN LETCHER COUNTY...15 MILES SOUTH OF HAZARD. THE STORMS WERE
SLOWLY MOVING SOUTHEAST.

THESE STORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAIN...GUSTY WINDS...
SMALL HAIL AND DANGEROUS LIGHTNING. THE HEAVY RAIN FROM THESE STORMS MAY
CAUSE PONDING OF WATER ON ROADWAYS AND FLOODING OF LOW LYING AREAS. IF
YOU LIVE IN A FLOOD PRONE AREA YOU SHOULD MONITOR WATER LEVELS CLOSELY
AND BE PREPARED TO MOVE TO HIGHER GROUND.

IF YOU ARE IN THE PATH OF THESE STORMS YOU SHOULD MOVE TO A SAFE INDOOR
SHELTER...AWAY FROM WINDOWS...UNTIL THE STORMS HAVE PASSED.

STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.

WAIDLEY

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 22, 6:39 AM EDTFlash Flood WarningJKLGallia2 hr

Nearby

Flash Flood Warnings in Ohio, 1990Every flash flood warning in 1990

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.