Alert archive / West Virginia / Flash Flood Warnings in 2001

Flash Flood Warning 30, NWS Charleston, WV

May 22, 2001Kanawha County, West Virginia

NWS Charleston, WV issued this flash flood warning at May 22, 2001, 8:32 AM EDT for Kanawha 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
May 22, 2001, 8:32 AM EDT (12:32 UTC)
Expired
May 22, 2001, 11:30 AM EDT
In force
3 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Kanawha County, WV

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 0.5 hours before the alert went out and 219 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 2001-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 133 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 2001-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 square meters per square second.19395878Sfc1 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
133 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
624 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
167 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KRLX 221234
FFWRLX
WVC039-221530-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
832 AM EDT TUE MAY 22 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KANAWHA COUNTY IN WEST VIRGINIA...

* UNTIL 1130 AM EDT...

* AT 829 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED VERY HEAVY
  RAIN 7 MILES WEST OF BELLE...OR ABOUT 10 MILES SOUTH OF
  CHARLESTON...MOVING NORTHEAST AT 40 MPH.

* SOME LOCATIONS IN THE WARNING AREA INCLUDE NITRO AND CHARLESTON.

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

$$

LAT...LON 3833 8190 3840 8187 3846 8171 3861 8169
          3855 8163 3858 8152 3849 8129 3826 8124
          3816 8134 3798 8139 3823 8164 3822 8181
          3828 8180

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 8:06 PM EDTSevere Thunderstorm WarningRLXClay, Roane39 min
May 21, 8:27 PM EDTSevere Thunderstorm WarningRLXBraxton, Calhoun, Gilmer33 min
May 21, 8:43 PM EDTSevere Thunderstorm WarningRLXNicholas, Webster47 min
May 22, 8:36 AM EDTFlash Flood WarningRLXLincoln3 hr
May 22, 8:39 AM EDTFlash Flood WarningRLXRoane3 hr
May 22, 9:28 AM EDTFlash Flood WarningRLXBoone, Logan, McDowell, Mingo, Raleigh, Wyoming3 hr
May 22, 1:59 PM EDTFlash Flood WarningRLXBoone, Kanawha, Lincoln, Logan2 hr
May 22, 2:20 PM EDTFlash Flood WarningRLXMcDowell, Raleigh, Roane, Wyoming100 min
May 22, 3:18 PM EDTFlash Flood WarningRLXClay57 min
May 22, 3:45 PM EDTFlash Flood WarningRLXGilmer30 min
May 22, 4:26 PM EDTFlash Flood WarningRLXPocahontas94 min

Nearby

Flash Flood Warnings in West Virginia, 2001Every flash flood warning in 2001

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.