Alert archive / West Virginia / Flash Flood Warnings in 2021

Flash Flood Warning 6, NWS Charleston, WV

May 3, 2021Putnam County, West Virginia

NWS Charleston, WV issued this flash flood warning at May 3, 2021, 2:56 PM EDT for Putnam County, West Virginia. It was in force for 113 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 3, 2021, 2:56 PM EDT (18:56 UTC)
Expired
May 3, 2021, 4:49 PM EDT
In force
113 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Flood severity
None

County Putnam County, WV

The radar

The Charleston,WV radar (KRLX), 24 km from the middle of the area, began a volume at 19:00 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.9 hours before the alert went out and 197 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, Cncnati-Daytn, OH at 12:00Z on 2021-05-03Temperature 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, Cncnati-Daytn, OH at 12:00Z on 2021-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 449 square meters per square second.193958Sfc1 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
666 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
449 m²/s²
0-3 km storm-relative helicity
469 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

379 
WGUS51 KRLX 031856
FFWRLX
WVC079-032200-
/O.NEW.KRLX.FF.W.0006.210503T1856Z-210503T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
256 PM EDT Mon May 3 2021

The National Weather Service in Charleston has issued a

* Flash Flood Warning for...
  Putnam County in western West Virginia...

* Until 600 PM EDT.

* At 256 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Several rounds of rain have 
  already produced around an inch of rain. Additional heavy rain 
  during this afternoon is expected to lead to rapid rises of creeks 
  and streams. Flash flooding is 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...
  Nitro, Winfield, Hurricane, Eleanor, Poca, Teays Valley, Cross 
  Lanes, Culloden, Bancroft and Liberty.

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 3850 8206 3859 8196 3865 8172 3863 8170
      3858 8176 3855 8175 3852 8175 3850 8173
      3847 8172 3840 8190 3835 8191 3830 8205
      3834 8204

FLASH FLOOD...RADAR INDICATED

$$

HART
2 follow-up statements
523 
WGUS71 KRLX 032000
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
400 PM EDT Mon May 3 2021

WVC079-032200-
/O.CON.KRLX.FF.W.0006.000000T0000Z-210503T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Putnam WV-
400 PM EDT Mon May 3 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING 
FOR PUTNAM COUNTY...

At 400 PM EDT, Between 1 and 2 inches of rain have fallen this 
afternoon. Although the heavy rainfall has generally ended, creeks 
and streams will continue to rise through late afternoon. 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, Poca, Teays Valley, Culloden, 
  Bancroft and Liberty.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3850 8206 3859 8196 3865 8172 3863 8170
      3858 8176 3855 8175 3852 8175 3850 8173
      3847 8172 3840 8190 3835 8191 3830 8205
      3834 8204

FLASH FLOOD...RADAR INDICATED

$$

HART
566 
WGUS71 KRLX 032049
FFSRLX

Flash Flood Statement
National Weather Service Charleston WV
449 PM EDT Mon May 3 2021

WVC079-032059-
/O.CAN.KRLX.FF.W.0006.000000T0000Z-210503T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Putnam WV-
449 PM EDT Mon May 3 2021

...FLASH FLOOD WARNING IS CANCELLED FOR PUTNAM COUNTY...

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

LAT...LON 3850 8206 3859 8196 3865 8172 3863 8170
      3858 8176 3855 8175 3852 8175 3850 8173
      3847 8172 3840 8190 3835 8191 3830 8205
      3834 8204

$$

HART

Nearby

Flash Flood Warnings in West 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.