Alert archive / North Carolina / Flash Flood Warnings in 2021

Flash Flood Warning 4, NWS Wakefield, VA

June 2, 20214 counties in North Carolina

NWS Wakefield, VA issued this flash flood warning at Jun 2, 2021, 10:51 PM EDT for 4 counties in North Carolina. It was in force for 115 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
Jun 2, 2021, 10:51 PM EDT (02:51 UTC)
Expired
Jun 3, 2021, 12:46 AM EDT
In force
115 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Flood severity
None

Counties Bertie County, NC, Chowan County, NC, Gates County, NC, Hertford County, NC

The radar

The Norfolk radar (KAKQ), 87 km from the middle of the area, began a volume at 02:55 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

Newport, NC (KMHX), launched 00:00Z, 2.9 hours before the alert went out and 161 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, Newport, NC at 00:00Z on 2021-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1565 joules per kilogram.LCLEL10008507005003002001001 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, Newport, NC at 00:00Z on 2021-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.1939Sfc1 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
1565 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.6

Open this sounding in Storm Lab

The text

As transmitted.

352 
WGUS51 KAKQ 030251
FFWAKQ
NCC015-041-073-091-030545-
/O.NEW.KAKQ.FF.W.0004.210603T0251Z-210603T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wakefield VA
1051 PM EDT Wed Jun 2 2021

The National Weather Service in Wakefield has issued a

* Flash Flood Warning for...
  Northwestern Bertie County in northeastern North Carolina...
  Northwestern Chowan County in northeastern North Carolina...
  South Central Gates County in northeastern North Carolina...
  Southeastern Hertford County in northeastern North Carolina...

* Until 145 AM EDT.

* At 1051 PM EDT, Doppler radar and automated rain gauges indicated 
  thunderstorms producing heavy rain across the warned area. Between 
  2 and 3 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 and automated gauges.

  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...
  Ryland, Colerain, Rockyhock, Arrowhead Beach, Newsome Store, Mill 
  Crossroads, Goose Pond and Smalls Crossroads.

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. Do not stay in areas subject to flooding when 
water begins rising.

&&

LAT...LON 3623 7681 3630 7675 3632 7672 3630 7662
      3624 7664 3617 7670 3614 7676 3616 7680
      3618 7685

FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL...2 INCHES IN 1 HOUR

$$

Butner
2 follow-up statements
227 
WGUS71 KAKQ 030350
FFSAKQ

Flash Flood Statement
National Weather Service Wakefield VA
1150 PM EDT Wed Jun 2 2021

NCC015-041-073-091-030545-
/O.CON.KAKQ.FF.W.0004.000000T0000Z-210603T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bertie NC-Chowan NC-Gates NC-Hertford NC-
1150 PM EDT Wed Jun 2 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM EDT THURSDAY 
FOR NORTHWESTERN BERTIE, NORTHWESTERN CHOWAN, SOUTH CENTRAL GATES 
AND SOUTHEASTERN HERTFORD COUNTIES...

At 1150 PM EDT, Doppler radar and automated rain gauges indicated 
thunderstorms producing heavy rain across the warned area. Between 2 
and 3 inches of rain have fallen. Additional rainfall amounts up to 
1 inch are possible in the warned area. Flash flooding is ongoing or 
expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar and automated gauges.

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...
  Ryland, Colerain, Rockyhock, Arrowhead Beach, Newsome Store, Mill 
  Crossroads, Goose Pond and Smalls Crossroads.

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. Do not stay in areas subject to flooding when 
water begins rising.

&&

LAT...LON 3623 7681 3630 7675 3632 7672 3630 7662
      3624 7664 3617 7670 3614 7676 3616 7680
      3618 7685

FLASH FLOOD...RADAR AND GAUGE INDICATED

$$

Butner
350 
WGUS71 KAKQ 030446
FFSAKQ

Flash Flood Statement
National Weather Service Wakefield VA
1246 AM EDT Thu Jun 3 2021

NCC015-041-073-091-030456-
/O.CAN.KAKQ.FF.W.0004.000000T0000Z-210603T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bertie NC-Chowan NC-Gates NC-Hertford NC-
1246 AM EDT Thu Jun 3 2021

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN BERTIE, 
NORTHWESTERN CHOWAN, SOUTH CENTRAL GATES AND SOUTHEASTERN HERTFORD 
COUNTIES...

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

LAT...LON 3623 7681 3630 7675 3632 7672 3630 7662
      3624 7664 3617 7670 3614 7676 3616 7680
      3618 7685

$$

Butner

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 8:28 PM EDTSpecial Weather StatementAKQBertie47 min
Jun 2, 9:00 PM EDTTornado WarningAKQBertie30 min
Jun 2, 9:30 PM EDTSpecial Weather StatementAKQBertie45 min
Jun 2, 9:59 PM EDTSpecial Weather StatementAKQGates46 min
Jun 2, 10:31 PM EDTAreal Flood AdvisoryAKQBertie, Chowan, Gates, Hertford119 min
Jun 2, 10:53 PM EDTSpecial Weather StatementAKQPasquotank37 min
Jun 3, 3:50 AM EDTFlash Flood WatchAKQBertie, Camden, Chowan, Currituck, Gates, Hertford and 3 more30 hr
Jun 3, 3:04 PM EDTAreal Flood AdvisoryAKQBertie, Hertford, Northampton5 hr
Jun 3, 5:35 PM EDTAreal Flood AdvisoryAKQGates, Hertford5 hr
Jun 3, 7:02 PM EDTAreal Flood AdvisoryAKQBertie4 hr
Jun 3, 7:49 PM EDTAreal Flood AdvisoryAKQCamden, Chowan, Currituck, Pasquotank, Perquimans5 hr

Nearby

Flash Flood Warnings in North Carolina, 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.