Alert archive / West Virginia / Flash Flood Warnings in 2000

Flash Flood Warning 7, NWS Charleston, WV

April 17, 2000Fayette County, West Virginia

NWS Charleston, WV issued this flash flood warning at Apr 17, 2000, 1:37 PM EDT for Fayette 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Apr 17, 2000, 1:37 PM EDT (17:37 UTC)
Expired
Apr 17, 2000, 4:45 PM EDT
In force
3 hr
Issued by
NWS Charleston, WV
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Fayette County, WV

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 5.6 hours before the alert went out and 177 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 12:00Z on 2000-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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, Roanoke, VA at 12:00Z on 2000-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 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
6 J/kg
Mixed-layer CIN
-138 J/kg
Mixed-layer LCL
1222 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
116 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 
WGUS51 KRLX 171744
FFWRLX
WVC019-172045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
137 PM EDT MON APR 17 2000

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN FAYETTE COUNTY IN WEST VIRGINIA...

* UNTIL 445 PM EDT...

SEVERAL THUNDERSTORMS ARE MOVING FROM SOUTH TO NORTH THROUGH
NORTHERN FAYETTE COUNTY.  THIS WILL BRING RAINFALL AMOUNTS IN EXCESS
OF 2 INCHES WITHIN 1 TO 2 HOURS WHICH WILL CAUSE STREAMS TO FLOOD.
WHILE ALL STREAMS ARE A THREAT...THE FOLLOWING STREAMS ARE IN
PARTICULAR DANGER OF FLOODING:

MILL AND LAUREL ALONG THE NEW RIVER
RICH AND LAUREL ALONG THE GAULEY RIVER.

<<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.

PLEASE REPORT HIGH WATER...HAIL OR STRONG WINDS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772.

LAT...LON 3803 8126 3803 8103 3820 8104 3824 8118

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 8:22 PM EDTFlash Flood WarningRLXWebster118 min
Apr 17, 12:11 PM EDTSevere Thunderstorm WarningRLXJackson19 min
Apr 17, 12:48 PM EDTSevere Thunderstorm WarningRLXWood27 min
Apr 17, 12:58 PM EDTSevere Thunderstorm WarningRLXCalhoun, Roane17 min
Apr 17, 2:07 PM EDTSevere Thunderstorm WarningRLXLewis23 min
Apr 17, 3:11 PM EDTSevere Thunderstorm WarningRLXMingo19 min
Apr 17, 3:17 PM EDTSevere Thunderstorm WarningRLXBarbour13 min

Nearby

Flash Flood Warnings in West Virginia, 2000Every flash flood warning in 2000

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.