Alert archive / West Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 1, NWS Blacksburg, VA

February 28, 2021Greenbrier County, West Virginia; Bath County, Virginia

NWS Blacksburg, VA issued this flash flood warning at Feb 28, 2021, 7:07 PM EST for Greenbrier County, West Virginia; Bath County, Virginia. It was in force for 6 hr. 5 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
Feb 28, 2021, 7:07 PM EST (00:07 UTC)
Expired
Mar 1, 2021, 12:59 AM EST
In force
6 hr
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Flood severity
None

Counties Bath County, VA, Greenbrier County, WV

The radar

The Charleston,WV radar (KRLX), 115 km from the middle of the area, began a volume at 00:07 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.

What was reported inside it

TimeReportWhereRemark
Feb 28, 9:15 PM ESTFLASH FLOOD1 Wsw Quinwood, WVWALKER ROAD CLOSED DUE TO FLOODING.
Feb 28, 9:15 PM ESTFLASH FLOOD2 Nw Rupert, WVMIDLAND TRAIL WEST CLOSED DUE TO FLOODING.
Feb 28, 9:15 PM ESTFLASH FLOOD3 Nne Rupert, WVANJEAN ROAD CLOSED DUE TO FLOODING.
Feb 28, 10:00 PM ESTFLASH FLOOD8 Wnw Burnsville, VASTREAM GAGE SHOWS BACK CREEK NEAR SUNRISE IS OUT OF ITS BANKS.
Feb 28, 10:30 PM ESTFLOOD2 Wnw Mountain Grove, VAMINOR FLOODING HAS BEEN OBSERVED ALONG VIRGINIA ROUTE 39 IN WESTERN BATH COUNTY. WATER FROM BACK CREEK WAS ENCROACHING ON THE ROADWAY.

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 00:00Z, 0.1 hours before the alert went out and 127 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 2021-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2021-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 237 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
966 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
237 m²/s²
0-3 km storm-relative helicity
393 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

220 
WGUS51 KRNK 010007
FFWRNK
VAC017-WVC025-010615-
/O.NEW.KRNK.FF.W.0001.210301T0007Z-210301T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Blacksburg VA
707 PM EST Sun Feb 28 2021

The National Weather Service in Blacksburg has issued a

* Flash Flood Warning for...
  Northern Bath County in west central Virginia...
  Greenbrier County in southeastern West Virginia...

* Until 115 AM EST Monday.

* At 707 PM EST, Doppler radar indicated a band of heavy rain with 
  embedded thunderstorms that will move into the area during the 
  next hour. This is expected to produce Flash flooding early 
  tonight.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  Rainelle, Rupert, Quinwood, Renick, Falling Spring, Rorer and 
  Beartown State Park.

This includes the following streams and drainages...
  Anthony Creek, Big Run, Big Clear Creek, Beech Run, Back Creek and 
  Beaver Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

When it is safe to do so, please send your reports of flooding, 
including mudslides or flooded roads, to the National Weather 
Service by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports 
and pictures can also be shared on the National Weather Service 
Blacksburg Facebook page and on Twitter.

&&

LAT...LON 3779 8070 3786 8080 3786 8075 3795 8081
      3799 8077 3803 8083 3806 8080 3808 8089
      3810 8088 3808 8070 3827 8044 3822 8036
      3811 8036 3804 8020 3806 7995 3811 7993
      3818 7992 3827 7980 3818 7951

FLASH FLOOD...RADAR INDICATED

$$

MBS
2 follow-up statements
343 
WGUS71 KRNK 010301
FFSRNK

Flash Flood Statement
National Weather Service Blacksburg VA
1001 PM EST Sun Feb 28 2021

VAC017-WVC025-010615-
/O.CON.KRNK.FF.W.0001.000000T0000Z-210301T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bath VA-Greenbrier WV-
1001 PM EST Sun Feb 28 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 AM EST MONDAY FOR 
NORTHERN BATH AND GREENBRIER COUNTIES...

At 1001 PM EST, Runoff from heavy rainfall is causing flash flooding 
across the warned area. Walker Road, Midland Trail, and Anjean Road 
are all closed due to flooding. Additional rainfall tonight will 
worsen flooding.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  Rainelle, Rupert, Quinwood, Renick, Falling Spring, Rorer and 
  Beartown State Park.

This includes the following streams and drainages...
  Anthony Creek, Big Run, Big Clear Creek, Beech Run, Back Creek and 
  Beaver Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

When it is safe to do so, please send your reports of flooding, 
including mudslides or flooded roads, to the National Weather 
Service by calling toll free at 1...8 6 6...2 1 5...4 3 2 4. Reports 
and pictures can also be shared on the National Weather Service 
Blacksburg Facebook page and on Twitter.

&&

LAT...LON 3779 8070 3786 8080 3786 8075 3795 8081
      3799 8077 3803 8083 3806 8080 3808 8089
      3810 8088 3808 8070 3827 8044 3822 8036
      3811 8036 3804 8020 3806 7995 3811 7993
      3818 7992 3827 7980 3818 7951

FLASH FLOOD...RADAR INDICATED

$$

MBS
488 
WGUS71 KRNK 010559
FFSRNK

Flash Flood Statement
National Weather Service Blacksburg VA
1259 AM EST Mon Mar 1 2021

VAC017-WVC025-010609-
/O.CAN.KRNK.FF.W.0001.000000T0000Z-210301T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bath VA-Greenbrier WV-
1259 AM EST Mon Mar 1 2021

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN BATH AND GREENBRIER 
COUNTIES...

Flood waters have receded. The heavy rain has ended. Flooding is no 
longer expected to pose a threat. Please continue to heed remaining 
road closures.

A Flood Watch remains in effect until 700 AM EST Monday for portions 
of west central Virginia and southeast West Virginia.

LAT...LON 3779 8070 3786 8080 3786 8075 3795 8081
      3799 8077 3803 8083 3806 8080 3808 8089
      3810 8088 3808 8070 3827 8044 3822 8036
      3811 8036 3804 8020 3806 7995 3811 7993
      3818 7992 3827 7980 3818 7951

$$

RAB

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 28, 8:27 PM ESTSpecial Weather StatementRNKGreenbrier, Mercer, Monroe, Summers63 min
Feb 28, 9:18 PM ESTSpecial Weather StatementRNKMonroe27 min
Mar 1, 1:55 AM ESTAreal Flood WarningRNKGreenbrier, Summers31 hr
Mar 1, 5:11 AM ESTRiver Flood WarningRNKGreenbrier, Monroe, Summers27 hr
Mar 1, 7:43 AM ESTAreal Flood WarningRNKMercer, Summers25 hr
Mar 1, 1:22 PM ESTWind AdvisoryRNKGreenbrier12 hr
Feb 28, 8:41 PM ESTDense Fog AdvisoryRNKAmherst, Appomattox, Bedford, Botetourt, Buckingham, Campbell and 14 more7 hr
Mar 1, 1:14 AM ESTAreal Flood WarningRNKAlleghany, Bath12 hr
Mar 1, 7:20 AM ESTFlood WatchRNKBland, Tazewell2 min
Mar 1, 7:31 AM ESTRiver Flood WarningRNKTazewell11 hr
Mar 1, 12:49 PM ESTAreal Flood AdvisoryRNKBath4 hr
Mar 1, 4:13 PM ESTAreal Flood AdvisoryRNKAlleghany, Botetourt9 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; radar from the NEXRAD Level II archive.