Alert archive / West Virginia / Flash Flood Warnings in 1997

Flash Flood Warning 134, NWS Charleston, WV

August 19, 1997McDowell County, Wyoming County, West Virginia

NWS Charleston, WV issued this flash flood warning at Aug 19, 1997, 10:19 PM EDT for McDowell County, Wyoming County, West Virginia. 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
Aug 19, 1997, 10:19 PM EDT (02:19 UTC)
Expired
Aug 20, 1997, 2:15 AM EDT
In force
4 hr
Issued by
NWS Charleston, WV
Area
Whole counties

Counties McDowell County, WV, Wyoming County, WV

The nearest sounding before it

Roanoke, VA (KRNK), launched 00:00Z, 2.3 hours before the alert went out and 189 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, Roanoke, VA at 00:00Z on 1997-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 398 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, Roanoke, VA at 00:00Z on 1997-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 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
398 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1130 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
44 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 200220
FFWCRW
VAC027-WVC047-109-200615-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
1019 PM EDT TUE AUG 19 1997
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  215 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN SOUTHWEST VIRGINIA
 
   ...BUCHANAN COUNTY
 
 
IN SOUTH CENTRAL WEST VIRGINIA
 
   ...MCDOWELL COUNTY...WYOMING COUNTY
 
WEATHER SERVICE RADAR AND SATELLITE IMAGERY SHOW LARGE...INTENSIFYING...
AND SLOW MOVING THUNDERSTORMS MOVING INTO THE WARNED AREAS. THE
THUNDERSSTORMS ARE PRODUCING RAINFALL RATES OF TWO AND A HALF INCHES PER
HOUR. OTHER THUNDERSTORMS ARE FOLLOWING CLOSELY BEHIND THESE...AND ARE
APT TO MAINTAIN THESE RAINFALL INTENSITIES IN SOME AREAS.
 
SUCH RAINFALLS ARE MORE THAN SUFFICIENT TO CAUSE WIDESPREAD FLASH
FLOODING IN THE WARNED AREAS.
 
<< CALL TO ACTION >> DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE
WATER COVERS THE ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW
YOUR CAR TO CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND. WATCH OUT FOR MUD SLIDES.
 
.EOM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 9:17 PM EDTFlash Flood WarningRLXWayne4 hr
Aug 19, 9:46 PM EDTFlash Flood WarningRLXBoone, Lincoln, Logan4 hr
Aug 19, 9:46 PM EDTFlash Flood WarningRLXMingo4 hr
Aug 19, 11:03 PM EDTFlash Flood WarningRLXKanawha, Raleigh4 hr

Nearby

Flash Flood Warnings in West Virginia, 1997Every flash flood warning in 1997

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.