Alert archive / West Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 104, NWS Charleston, WV

August 30, 2021Buchanan County, Virginia; 4 counties in West Virginia

NWS Charleston, WV issued this flash flood warning at Aug 30, 2021, 9:12 AM EDT for Buchanan County, Virginia; 4 counties in West Virginia. It was in force for 5 hr. 11 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 30, 2021, 9:12 AM EDT (13:12 UTC)
Expired
Aug 30, 2021, 2:15 PM EDT
In force
5 hr
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Flood severity
None

Counties Buchanan County, VA, Logan County, WV, McDowell County, WV, Mingo County, WV, Wyoming County, WV

What was reported inside it

TimeReportWhereRemark
Aug 30, 9:43 AM EDTFLASH FLOODGilbert Creek, WVFLOODING REPORTED ALONG GILBERT CREEK. OVER A FOOT OF WATER ON THE ROAD AT GILBERT CREEK TUNNEL.
Aug 30, 9:45 AM EDTFLASH FLOOD5 Wnw Iaeger, WVHARDEST HIT COMMUNITIES WERE PANTHER, RIGHT HAND FORK OF BULL CREEK AND MUD FORK WHERE ROADS WERE IMPASSABLE. THE FLOODING ALSO CAUSED MUDSLIDES AND DOWNED TREES. TIME OF EVENT BASED ON FIRST CALLS TO 911 DISPATCH.
Aug 30, 10:00 AM EDTFLASH FLOOD1 Sse R.D. Bailey Lake, WVFLASH FLOODING OF CUB CREEK NEAR HANOVER.
Aug 30, 10:00 AM EDTFLASH FLOODHanover, WVFLOODING NEAR THE TOWN OF HANOVER INCLUDING ALONG NORTH SPRING ROAD AND GARDEN GAP BRIDGE
Aug 30, 10:15 AM EDTFLASH FLOODGilbert, WVFLOODING REPORTED ALONG LEFT FORK BEN CREEK
Aug 30, 10:30 AM EDTFLASH FLOODPanther, WVFLOODING REPORTED ALONG BULL CREEK, MOHAWK AND TRAP FORK IN THE PANTHER AREA
Aug 30, 10:50 AM EDTFLASH FLOOD2 Ne Hurley, VA10 HOMES SIGNIFICANTLY DAMAGED OR DESTROYED BY FLASH FLOODING ALONG GUESSES CREEK.
Aug 30, 10:50 AM EDTFLASH FLOODHurley, VAFLASH FLOODING SURROUNDING HURLEY FAMILY HEATH CENTER BUILDING.
Aug 30, 11:30 AM EDTFLASH FLOOD4 S R.D. Bailey Lake, WVCURRENTLY FOUR SECONDARY ROADS OFF OF US ROUTE 52 IN HANOVER ARE IMPASSABLE BECAUSE OF SMALL STREAMS LEAVING THEIR BANKS. LOWER MUZZLE RD, CANEBREAK RD, GARDEN GAP RD AND NORTH SPRINGS RD ARE ALL AFFECTED. NO HOMES OR BUSINESSES HAVE REPORTED ANY WATER DAMAGE.
Aug 30, 11:30 AM EDTFLASH FLOOD4 S R.D. Bailey Lake, WVRESULTS OF YESTERDAY MORNING’S STORM INCLUDE 4 DAMAGED BRIDGES, ONE DAMAGED CULVERT AFFECTING ACCESS TO 7 RESIDENCES AND 4 INCHES OF WATER IN A CHURCH ON NORTH SPRING ROAD IN HANOVER. ON LOWER MUZZLE ROAD IN HANOVER, TWO CULVERTS WASHED OUT AND ARE LODGED IN T
Aug 30, 12:30 PM EDTFLASH FLOODGilbert Creek, WVMULTIPLE MUDSLIDES DUE TO HEAVY RAIN NEAR GILBERT CREEK. ALSO SEVERAL PRIVATE BRIDGES WASHED OUT DUE TO FLOODING

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 1.2 hours before the alert went out and 227 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 2021-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 747 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2021-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.1939Sfc1 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
747 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
804 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

220 
WGUS51 KRLX 301312
FFWRLX
VAC027-WVC045-047-059-109-301615-
/O.NEW.KRLX.FF.W.0104.210830T1312Z-210830T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
912 AM EDT Mon Aug 30 2021

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
  North Central Buchanan County in southwestern Virginia...
  South Central Logan County in southern West Virginia...
  Northwestern McDowell County in southern West Virginia...
  Southeastern Mingo County in southern West Virginia...
  West Central Wyoming County in southern West Virginia...

* Until 1215 PM EDT.

* At 912 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 2.5 inches of 
  rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Gilbert Creek, Hinch, R.d. Bailey Lake, Hanover, Red Jacket, 
  Matewan, Gilbert, Iaeger, Panther, Hampden, Pie, Hurley, Meador, 
  Avondale and Edgarton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are 
potentially dangerous in heavy rain. Do not attempt to cross flooded 
roads. Find an alternate route.

Please report Severe Weather to the National Weather Service by 
calling toll free, 800 401 9535, when you can do so safely. You may 
also report severe weather by posting your report to the Charleston 
West Virginia National Weather Service Facebook Page, or by using 
the Twitter Hashtag, NWSRLX.

&&

LAT...LON 3763 8222 3768 8206 3768 8196 3768 8189
      3762 8176 3751 8172 3740 8174 3742 8214
      3754 8197 3753 8201 3755 8204 3753 8205
      3756 8208 3755 8213 3757 8214 3759 8213
      3759 8216 3762 8216

FLASH FLOOD...RADAR INDICATED

$$

SL
2 follow-up statements
189 
WGUS71 KRLX 301456
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
1056 AM EDT Mon Aug 30 2021

VAC027-WVC045-047-059-109-301615-
/O.CON.KRLX.FF.W.0104.000000T0000Z-210830T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Buchanan VA-Logan WV-McDowell WV-Mingo WV-Wyoming WV-
1056 AM EDT Mon Aug 30 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT THIS 
AFTERNOON FOR NORTH CENTRAL BUCHANAN, SOUTH CENTRAL LOGAN, 
NORTHWESTERN MCDOWELL, SOUTHEASTERN MINGO AND WEST CENTRAL WYOMING 
COUNTIES...

At 1056 AM EDT, Doppler radar indicated thunderstorms producing 
heavy rain across the warned area. Between 2.5 and 3 inches of rain 
have fallen. Additional rainfall amounts of 1 to 1.5 inches are 
possible in the warned area. Flash flooding is ongoing or expected 
to begin shortly.

Flash flooding has been reported along Gilbert Creek, and near the 
towns of Hanover, WV and Hurley, VA. Many area roadways are flooded 
including Gilbert Creek Tunnel Road.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Gilbert Creek, Hinch, R.d. Bailey Lake, Hanover, Red Jacket, 
  Matewan, Gilbert, Iaeger, Panther, Hampden, Pie, Hurley, Meador, 
  Avondale and Edgarton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are 
potentially dangerous in heavy rain. Do not attempt to cross flooded 
roads. Find an alternate route.

Please report Severe Weather to the National Weather Service by 
calling toll free, 800 401 9535, when you can do so safely. You may 
also report severe weather by posting your report to the Charleston 
West Virginia National Weather Service Facebook Page, or by using 
the Twitter Hashtag, NWSRLX.

&&

LAT...LON 3763 8222 3768 8206 3768 8196 3768 8189
      3762 8176 3751 8172 3740 8174 3742 8214
      3754 8197 3753 8201 3755 8204 3753 8205
      3756 8208 3755 8213 3757 8214 3759 8213
      3759 8216 3762 8216

FLASH FLOOD...RADAR INDICATED

$$

SL
706 
WGUS51 KRLX 301601
FFWRLX
VAC027-WVC045-047-059-109-301815-
/O.EXT.KRLX.FF.W.0104.000000T0000Z-210830T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
1201 PM EDT Mon Aug 30 2021

The National Weather Service in Charleston has extended the

* Flash Flood Warning for...
  North Central Buchanan County in southwestern Virginia...
  South Central Logan County in southern West Virginia...
  Northwestern McDowell County in southern West Virginia...
  Southeastern Mingo County in southern West Virginia...
  West Central Wyoming County in southern West Virginia...

* Until 215 PM EDT.

* At 1201 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 0.5 to 1 inch are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Gilbert Creek, Hinch, R.d. Bailey Lake, Hanover, Red Jacket, 
  Matewan, Gilbert, Iaeger, Panther, Hampden, Pie, Hurley, Meador, 
  Avondale and Edgarton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are 
potentially dangerous in heavy rain. Do not attempt to cross flooded 
roads. Find an alternate route.

Please report Severe Weather to the National Weather Service by 
calling toll free, 800 401 9535, when you can do so safely. You may 
also report severe weather by posting your report to the Charleston 
West Virginia National Weather Service Facebook Page, or by using 
the Twitter Hashtag, NWSRLX.

&&

LAT...LON 3763 8222 3768 8206 3768 8196 3768 8189
      3762 8176 3751 8172 3740 8174 3742 8214
      3754 8197 3753 8201 3755 8204 3753 8205
      3756 8208 3755 8213 3757 8214 3759 8213
      3759 8216 3762 8216

FLASH FLOOD...RADAR INDICATED

$$

JZ

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 3:48 AM EDTFlash Flood WatchRLXBuchanan, Dickenson58 hr
Aug 30, 11:07 AM EDTFlash Flood WarningRLXBuchanan3 hr
Aug 30, 2:12 PM EDTFlash Flood WarningRLXBuchanan5 hr
Aug 30, 2:12 PM EDTFlash Flood WarningRLXBuchanan5 hr
Aug 30, 7:08 PM EDTAreal Flood WarningRLXBuchanan6 hr
Aug 30, 7:40 AM EDTSpecial Weather StatementRLXRaleigh35 min
Aug 30, 10:17 AM EDTRiver Flood WarningRLXCalhoun, Gilmer67 hr
Aug 30, 10:19 AM EDTRiver Flood WarningRLXCalhoun, Wirt3 days
Aug 30, 12:09 PM EDTSpecial Weather StatementRLXLincoln36 min
Aug 30, 12:52 PM EDTFlash Flood WarningRLXBoone, Lincoln, Logan, Wayne3 hr
Aug 30, 5:06 PM EDTFlash Flood WarningRLXCabell, Wayne4 hr

Nearby

Flash Flood Warnings in West Virginia, 2021Flash Flood Warnings in Virginia, 2021Every flash flood warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.