Alert archive / West Virginia / Flash Flood Warnings in 1990

Flash Flood Warning 62, NWS Charleston, WV

July 13, 1990Barbour County, Preston County, Tucker County, West Virginia

NWS Charleston, WV issued this flash flood warning at Jul 13, 1990, 2:48 AM EDT for Barbour County, Preston County, Tucker County, West Virginia. It was in force for 117 min.

The area

The counties it named.

The facts

Issued
Jul 13, 1990, 2:48 AM EDT (06:48 UTC)
Expired
Jul 13, 1990, 4:45 AM EDT
In force
117 min
Issued by
NWS Charleston, WV
Area
Whole counties

Counties Barbour County, WV, Preston County, WV, Tucker County, WV

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

Pittsburgh, PA (KPIT), launched 00:00Z, 6.8 hours before the alert went out and 134 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, Pittsburgh, PA at 00:00Z on 1990-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Pittsburgh, PA at 00:00Z on 1990-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
573 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
49 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 KEKN 130648
FFWEKN
WVC001-077-093-130845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
URBAN AND SMALL STREAM FLOOD WARNING
NATIONAL WEATHER SERVICE ELKINS WV
248 AM EDT FRI JUL 13 1990
 
THE NATIONAL WEATHER SERVICE IN ELKINS HAS ISSUED A
URBAN AND SMALL STREAM FLOOD WARNING EFFECTIVE UNTIL  445 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH WEST VIRGINIA
 
   ...NORTHEASTERN BARBOUR COUNTY...SOUTHERN PRESTON COUNTY
   ...NORTHERN TUCKER COUNTY
 
WEATHER SERVICE RADAR HAS BEEN SHOWING MODERATE RAINFALL OVER
NORTHEAST BARBOUR, NORTHERN TUCKER, AND SOUTHERN PRESTON COUNTIES IN
WEST VIRGINIA FOR THE PAST HOUR AND HALF. RAINFALL AMOUNTS FROM
AUTOMATED RAIN GAGES SHOW AMOUNTS OF NEAR OR OVER ONE INCH IN THE PAST
TWO HOURS.
 
A FLASH FLOOD WARNING REMAINS IN EFFECT FOR GARRETT AND ALLEGANY
COUNTIES IN WESTERN MARYLAND UNTIL 3:45 AM EDT THIS FRIDAY MORNING.
 
MOST DEATHS IN FLASH FLOODING 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.
 
END/HILL
 
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 11:50 PM EDTFlash Flood WarningRLXPreston115 min
Jul 13, 3:26 AM EDTFlash Flood WarningRLXCalhoun, Roane2 hr
Jul 13, 3:26 AM EDTFlash Flood WarningRLXJackson2 hr
Jul 13, 5:22 AM EDTFlash Flood WarningRLXPreston, Tucker3 hr
Jul 13, 5:56 AM EDTFlash Flood WarningRLXJackson, Roane2 hr
Jul 13, 5:56 AM EDTFlash Flood WarningRLXCalhoun, Gilmer2 hr
Jul 13, 8:00 AM EDTFlash Flood WarningRLXCalhoun3 hr
Jul 13, 6:08 PM EDTFlash Flood WarningRLXUpshur3 hr
Jul 13, 6:34 PM EDTFlash Flood WarningRLXBarbour3 hr

Nearby

Flash Flood Warnings in West Virginia, 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.