Alert archive / Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 11, NWS Charleston, WV

June 8, 2021Dickenson County, Virginia

NWS Charleston, WV issued this flash flood warning at Jun 8, 2021, 8:52 PM EDT for Dickenson County, Virginia. It was in force for 3 hr. 1 report 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: Jun 8, 2021, 8:52 PM EDT (00:52 UTC)
Expired: Jun 9, 2021, 12:00 AM EDT
In force: 3 hr
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

County Dickenson County, VA

The radar

The Jackson,KY radar (KJKL), 93 km from the middle of the area, began a volume at 00:53 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

Time	Report	Where	Remark
Jun 8, 8:54 PM EDT	HEAVY RAIN 3	5 Ne Clintwood, VA	APPROXIMATELY 3 INCHES OF RAIN SINCE 7 PM. PICTURE OF RAIN GAUGE SHOWS JUST OVER 4 INCHES IN THE LAST 24 HOURS.

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, 0.9 hours before the alert went out and 254 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 347 J/kg
Mixed-layer CIN: -37 J/kg
Mixed-layer LCL: 959 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 58 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

977 
WGUS51 KRLX 090052
FFWRLX
VAC051-090400-
/O.NEW.KRLX.FF.W.0011.210609T0052Z-210609T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
852 PM EDT Tue Jun 8 2021

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
  Northern Dickenson County in southwestern Virginia...

* Until midnight EDT.

* At 852 PM EDT, Doppler radar indicated thunderstorms have produced 
  heavy rain across the warned area. Between 1.5 and 2.5 inches of 
  rain have fallen. Flash flooding is ongoing or expected to begin 
  shortly. The heaviest of the rain was over.

  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...
  Clintwood, Haysi, John Flannagan Lake, Breaks Interstate and 
  Clinchco.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Flooding is occurring or is imminent. It is important to know where 
you are relative to streams, rivers, or creeks which can become 
killers in heavy rains. Campers and hikers should avoid streams or 
creeks.

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 3721 8223 3712 8254 3713 8255 3720 8255
      3725 8244 3727 8235 3728 8234 3728 8232
      3730 8230 3730 8228 3727 8225

FLASH FLOOD...RADAR INDICATED

$$

TRM

2 follow-up statements

129 
WGUS71 KRLX 090225
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
1025 PM EDT Tue Jun 8 2021

VAC051-090400-
/O.CON.KRLX.FF.W.0011.000000T0000Z-210609T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dickenson VA-
1025 PM EDT Tue Jun 8 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT 
FOR NORTHERN DICKENSON COUNTY...

At 1025 PM EDT, Doppler radar indicated thunderstorms had produced 
heavy rain across the warned area. Between 1.5 and 2.5 inches of 
rain have fallen. Flash flooding is ongoing or expected to begin 
shortly, although none has yet been reported.

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...
  Clintwood, Haysi, John Flannagan Lake, Breaks Interstate and 
  Clinchco.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Flooding is occurring or is imminent. It is important to know where 
you are relative to streams, rivers, or creeks which can become 
killers in heavy rains. Campers and hikers should avoid streams or 
creeks.

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 3721 8223 3712 8254 3713 8255 3720 8255
      3725 8244 3727 8235 3728 8234 3728 8232
      3730 8230 3730 8228 3727 8225

FLASH FLOOD...RADAR INDICATED

$$

TRM

173 
WGUS71 KRLX 090356
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
1156 PM EDT Tue Jun 8 2021

VAC051-090406-
/O.EXP.KRLX.FF.W.0011.000000T0000Z-210609T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dickenson VA-
1156 PM EDT Tue Jun 8 2021

...FLASH FLOOD WARNING WILL EXPIRE AT MIDNIGHT EDT TONIGHT FOR 
NORTHERN DICKENSON COUNTY...

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

LAT...LON 3721 8223 3712 8254 3713 8255 3720 8255
      3725 8244 3727 8235 3728 8234 3728 8232
      3730 8230 3730 8228 3727 8225

$$

JP

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 9, 2:40 PM EDT	Flash Flood Warning	RLX	Buchanan	110 min

Nearby

Flash Flood Warnings in Virginia, 2021 Every 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.