Alert archive / West Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 116, NWS Charleston, WV

October 8, 2021Cabell County, Mason County, Putnam County, West Virginia

NWS Charleston, WV issued this flash flood warning at Oct 8, 2021, 7:20 PM EDT for Cabell County, Mason County, Putnam County, West Virginia. It was in force for 3 hr. 3 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: Oct 8, 2021, 7:20 PM EDT (23:20 UTC)
Expired: Oct 8, 2021, 10:00 PM EDT
In force: 3 hr
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

Counties Cabell County, WV, Mason County, WV, Putnam County, WV

The radar

The Charleston,WV radar (KRLX), 27 km from the middle of the area, began a volume at 23:22 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
Oct 8, 8:00 PM EDT	FLASH FLOOD	1 S Hurricane, WV	HIGH WATER REPORTED ALONG US 60 NEAR HURRICANE.
Oct 8, 8:00 PM EDT	FLASH FLOOD	1 Ssw Hurricane, WV	HIGH WATER REPORTED ALONG HARBOUR LANE.
Oct 8, 9:00 PM EDT	HEAVY RAIN 3.9	3 Se Buffalo, WV	MESONET STATION CCRW2 2.7 SE BUFFALO.

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 192 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: 270 J/kg
Mixed-layer CIN: -52 J/kg
Mixed-layer LCL: 715 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 78 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

572 
WGUS51 KRLX 082320
FFWRLX
WVC011-053-079-090200-
/O.NEW.KRLX.FF.W.0116.211008T2320Z-211009T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
720 PM EDT Fri Oct 8 2021

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
  East Central Cabell County in central West Virginia...
  Southeastern Mason County in western West Virginia...
  Putnam County in western West Virginia...

* Until 1000 PM EDT.

* At 720 PM 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 1 to 2 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...
  Winfield, Hurricane, Eleanor, Buffalo, Teays Valley, Culloden and 
  Fraziers Bottom.

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 3837 8207 3861 8206 3870 8190 3861 8176
      3850 8188 3841 8188 3840 8190 3837 8191
      3837 8205 3838 8206

FLASH FLOOD...RADAR INDICATED

$$

JLB

2 follow-up statements

973 
WGUS71 KRLX 090110
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
910 PM EDT Fri Oct 8 2021

WVC011-053-079-090200-
/O.CON.KRLX.FF.W.0116.000000T0000Z-211009T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cabell WV-Mason WV-Putnam WV-
910 PM EDT Fri Oct 8 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 10 PM EDT THIS 
EVENING FOR EAST CENTRAL CABELL, SOUTHEASTERN MASON AND PUTNAM 
COUNTIES...

At 910 PM EDT, emergency management reported thunderstorms producing 
heavy rain across the warned area. Between 2.5 and 3.5 inches of 
rain have fallen. Flash flooding is already occurring.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Emergency management reported.

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...
  Winfield, Hurricane, Eleanor, Buffalo, Teays Valley, Culloden and 
  Fraziers Bottom.

High water has been reported along Harbor Ln. and Route 60 in 
Hurricane.

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 3837 8207 3861 8206 3870 8190 3861 8176
      3850 8188 3841 8188 3840 8190 3837 8191
      3837 8205 3838 8206

FLASH FLOOD...OBSERVED

$$

JLB

029 
WGUS71 KRLX 090153
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
953 PM EDT Fri Oct 8 2021

WVC011-053-079-090203-
/O.EXP.KRLX.FF.W.0116.000000T0000Z-211009T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cabell WV-Mason WV-Putnam WV-
953 PM EDT Fri Oct 8 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 10 PM EDT THIS EVENING FOR 
EAST CENTRAL CABELL, SOUTHEASTERN MASON AND PUTNAM COUNTIES...

Flood waters are receding and heavy rain has ended. Please continue 
to heed any remaining road closures.

LAT...LON 3837 8207 3861 8206 3870 8190 3861 8176
      3850 8188 3841 8188 3840 8190 3837 8191
      3837 8205 3838 8206

$$

JLB

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 8, 2:39 PM EDT	Special Weather Statement	RLX	Kanawha	36 min
Oct 8, 4:02 PM EDT	Special Weather Statement	RLX	Cabell	28 min
Oct 8, 4:10 PM EDT	Special Weather Statement	RLX	Mason	35 min
Oct 8, 4:35 PM EDT	Special Weather Statement	RLX	McDowell	25 min
Oct 8, 4:52 PM EDT	Special Weather Statement	RLX	Mason	23 min
Oct 8, 5:38 PM EDT	Special Weather Statement	RLX	Mason	37 min
Oct 8, 6:09 PM EDT	Special Weather Statement	RLX	Wyoming	36 min
Oct 8, 6:14 PM EDT	Special Weather Statement	RLX	Lincoln	31 min
Oct 8, 6:38 PM EDT	Flash Flood Warning	RLX	McDowell	3 hr
Oct 8, 6:53 PM EDT	Special Weather Statement	RLX	Putnam	22 min
Oct 8, 7:59 PM EDT	Special Weather Statement	RLX	Putnam	31 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.