Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 80, NWS Wakefield, VA

May 4, 2021Camden County, Currituck County, North Carolina

NWS Wakefield, VA issued this severe thunderstorm warning at May 4, 2021, 8:13 PM EDT for Camden County, Currituck County, North Carolina. It was in force for 32 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
May 4, 2021, 8:13 PM EDT (00:13 UTC)
Expired
May 4, 2021, 8:45 PM EDT
In force
32 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Camden County, NC, Currituck County, NC

The radar

The Norfolk radar (KAKQ), 135 km from the middle of the area, began a volume at 00:15 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

TimeReportWhereRemark
May 4, 8:20 PM EDTTSTM WND DMGGrandy, NCREPORTS OF POWER LINES DOWN ACROSS THE SOUTHERN PORTION OF CURRITUCK COUNTY.

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

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 0.2 hours before the alert went out and 181 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 2021-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 748 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
748 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
1164 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

976 
WUUS51 KAKQ 050013
SVRAKQ
NCC029-053-050045-
/O.NEW.KAKQ.SV.W.0080.210505T0013Z-210505T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wakefield VA
813 PM EDT Tue May 4 2021

The National Weather Service in Wakefield has issued a

* Severe Thunderstorm Warning for...
  Southeastern Camden County in northeastern North Carolina...
  Southeastern Currituck County in northeastern North Carolina...

* Until 845 PM EDT.

* At 812 PM EDT, a severe thunderstorm was located 9 miles northwest
  of Newfoundland, or 9 miles south of Weeksville, moving northeast
  at 40 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Expect wind damage 
           to trees and powerlines.

* This severe thunderstorm will be near,
  Old Trap around 835 PM EDT.
  Grandy around 845 PM EDT.

Other locations impacted by this severe thunderstorm include
Jarvisburg, Powells Point, Poplar Branch, Spot, Texas, Bertha, Goose
Creek, Harbinger and Mamie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Please report severe weather by calling 757-899-2415, posting to the
NWS Wakefield Facebook page, or using Twitter @NWSWAKEFIELDVA.

&&

LAT...LON 3614 7587 3614 7589 3617 7591 3616 7593
      3618 7600 3615 7600 3615 7603 3617 7604
      3628 7603 3635 7576 3623 7572 3622 7573
      3622 7577 3620 7577 3619 7579 3611 7577
      3609 7583
TIME...MOT...LOC 0012Z 242DEG 36KT 3607 7619 

HAIL...1.00IN
WIND...60MPH
 
$$

Rogers
1 follow-up statement
179 
WWUS51 KAKQ 050034
SVSAKQ

Severe Weather Statement
National Weather Service Wakefield VA
834 PM EDT Tue May 4 2021

NCC029-050043-
/O.CAN.KAKQ.SV.W.0080.000000T0000Z-210505T0045Z/
Camden NC-
834 PM EDT Tue May 4 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CAMDEN COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3614 7587 3615 7587 3617 7589 3618 7589
      3633 7583 3635 7576 3623 7572 3622 7573
      3622 7577 3620 7577 3619 7579 3611 7577
      3609 7583
TIME...MOT...LOC 0033Z 242DEG 36KT 3617 7595 

$$

NCC053-050045-
/O.CON.KAKQ.SV.W.0080.000000T0000Z-210505T0045Z/
Currituck NC-
834 PM EDT Tue May 4 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR SOUTHEASTERN CURRITUCK COUNTY...

At 833 PM EDT, a severe thunderstorm was located near Old Trap, or
near Grandy, moving northeast at 40 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Expect wind damage to 
         trees and powerlines.

This severe thunderstorm will remain over mainly rural areas of
southeastern Currituck County, including the following locations...
Jarvisburg, Harbinger, Powells Point, Spot and Mamie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3614 7587 3615 7587 3617 7589 3618 7589
      3633 7583 3635 7576 3623 7572 3622 7573
      3622 7577 3620 7577 3619 7579 3611 7577
      3609 7583
TIME...MOT...LOC 0033Z 242DEG 36KT 3617 7595 

HAIL...1.00IN
WIND...60MPH
 
$$

Rogers

Nearby

Severe Thunderstorm Warnings in North Carolina, 2021Every severe thunderstorm 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.