Alert archive / West Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 75, NWS Charleston, WV

July 7, 2021Fayette County, West Virginia

NWS Charleston, WV issued this flash flood warning at Jul 7, 2021, 4:24 PM EDT for Fayette County, West Virginia. It was in force for 73 min. 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: Jul 7, 2021, 4:24 PM EDT (20:24 UTC)
Expired: Jul 7, 2021, 5:37 PM EDT
In force: 73 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

County Fayette County, WV

The radar

The Charleston,WV radar (KRLX), 67 km from the middle of the area, began a volume at 20:28 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
Jul 7, 5:16 PM EDT	FLOOD	2 S Oak Hill, WV	WATER IN THE ROAD BUT ROAD IS PASSABLE AT THIS TIME.

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, 8.4 hours before the alert went out and 164 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: 56 J/kg
Mixed-layer CIN: -88 J/kg
Mixed-layer LCL: 1246 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -10 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

560 
WGUS51 KRLX 072024
FFWRLX
WVC019-072330-
/O.NEW.KRLX.FF.W.0075.210707T2024Z-210707T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
424 PM EDT Wed Jul 7 2021

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
  Central Fayette County in southeastern West Virginia...

* Until 730 PM EDT.

* At 424 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 1.5 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.

  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...
  Fayetteville, Babcock State Park, Oak Hill and Thurmond.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3808 8111 3806 8093 3806 8092 3789 8103
      3789 8110 3798 8126

FLASH FLOOD...RADAR INDICATED

$$

ABE

1 follow-up statement

652 
WGUS71 KRLX 072137
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
537 PM EDT Wed Jul 7 2021

WVC019-072147-
/O.CAN.KRLX.FF.W.0075.000000T0000Z-210707T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fayette WV-
537 PM EDT Wed Jul 7 2021

...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL FAYETTE COUNTY...

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

LAT...LON 3808 8111 3806 8093 3806 8092 3789 8103
      3789 8110 3798 8126

$$

ABE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 2:02 PM EDT	Special Weather Statement	RLX	Pocahontas	28 min
Jul 7, 3:32 PM EDT	Special Weather Statement	RLX	Tucker	43 min
Jul 7, 3:43 PM EDT	Flash Flood Warning	RLX	Randolph	2 hr
Jul 7, 4:07 PM EDT	Special Weather Statement	RLX	Fayette	23 min
Jul 7, 5:03 PM EDT	Severe Thunderstorm Warning	RLX	Braxton, Gilmer	27 min
Jul 7, 5:24 PM EDT	Special Weather Statement	RLX	Lewis	51 min
Jul 7, 5:35 PM EDT	Severe Thunderstorm Warning	RLX	Doddridge, Harrison, Lewis	40 min
Jul 7, 6:17 PM EDT	Special Weather Statement	RLX	Harrison, Taylor	43 min
Jul 7, 6:23 PM EDT	Special Weather Statement	RLX	Cabell	52 min
Jul 7, 6:57 PM EDT	Special Weather Statement	RLX	Putnam	33 min

Nearby

Flash Flood Warnings in West 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.