Alert archive / West Virginia / Flash Flood Warnings in 1996

Flash Flood Warning 110, NWS Charleston, WV

July 31, 1996Roane County, West Virginia

NWS Charleston, WV issued this flash flood warning at Jul 31, 1996, 5:20 AM EDT for Roane County, West Virginia. It was in force for 3 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
Jul 31, 1996, 5:20 AM EDT (09:20 UTC)
Expired
Jul 31, 1996, 8:15 AM EDT
In force
3 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Roane County, WV

The radar

The Charleston,WV radar (KRLX), 55 km from the middle of the area, began a volume at 09:22 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

Pittsburgh, PA (KPIT), launched 00:00Z, 9.3 hours before the alert went out and 217 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 1996-07-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 36 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, Pittsburgh, PA at 00:00Z on 1996-07-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.1939587897117Sfc1 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
36 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
1002 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCRW 310922
FFWCRW
WVC087-311215-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
520 AM EDT WED JUL 31 1996
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  815 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN WEST CENTRAL WEST VIRGINIA
 
   ...ROANE COUNTY
 
CHARLESTON RADAR RAINFALL ESTIMATES INDICATED THAT UP TO 2.50 TO 3.00
INCHES OF RAIN HAS FALLEN OVER SECTIONS OF ROANE COUNTY. MORE RAIN IS
EXPECTED DURING THE NEXT COUPLE OF HOURS. THIS WILL ONLY AGGRAVATE THE
SITUATION.
 
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.
 
 
END/SIKORA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 3:13 AM EDTFlash Flood WarningRLXGilmer3 hr
Jul 31, 3:39 AM EDTFlash Flood WarningRLXBarbour, Upshur3 hr
Jul 31, 3:53 AM EDTFlash Flood WarningRLXBraxton3 hr
Jul 31, 5:02 AM EDTFlash Flood WarningRLXMason4 hr
Jul 31, 5:09 AM EDTFlash Flood WarningRLXGilmer4 hr
Jul 31, 6:20 AM EDTFlash Flood WarningRLXKanawha, Putnam4 hr
Jul 31, 7:05 AM EDTFlash Flood WarningRLXRandolph, Upshur3 hr
Jul 31, 7:19 AM EDTFlash Flood WarningRLXWebster3 hr
Jul 31, 7:19 AM EDTFlash Flood WarningRLXClay3 hr
Jul 31, 7:40 AM EDTFlash Flood WarningRLXBraxton3 hr
Jul 31, 8:11 AM EDTFlash Flood WarningRLXKanawha, Roane2 hr
Jul 31, 10:02 AM EDTFlash Flood WarningRLXRandolph, Upshur, Webster3 hr
Jul 31, 10:02 AM EDTFlash Flood WarningRLXBraxton3 hr
Jul 31, 11:06 AM EDTFlash Flood WarningRLXPocahontas3 hr
Jul 31, 1:05 PM EDTFlash Flood WarningRLXRandolph, Upshur, Webster3 hr
Jul 31, 1:05 PM EDTFlash Flood WarningRLXBraxton3 hr
Jul 31, 1:55 PM EDTFlash Flood WarningRLXRandolph, Upshur, Webster2 hr
Jul 31, 1:55 PM EDTFlash Flood WarningRLXBraxton2 hr
Jul 31, 2:15 PM EDTFlash Flood WarningRLXPocahontas105 min
Jul 31, 4:00 PM EDTFlash Flood WarningRLXBraxton, Webster3 hr
Jul 31, 4:00 PM EDTFlash Flood WarningRLXRandolph3 hr

Nearby

Flash Flood Warnings in West Virginia, 1996Every flash flood warning in 1996

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.