Alert archive / North Carolina / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 21, NWS Wakefield, VA

April 23, 2005Chowan County, Perquimans County, North Carolina

NWS Wakefield, VA issued this severe thunderstorm warning at Apr 23, 2005, 5:54 PM EDT for Chowan County, Perquimans County, North Carolina. It was in force for 40 min. 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
Apr 23, 2005, 5:54 PM EDT (21:54 UTC)
Expired
Apr 23, 2005, 6:34 PM EDT
In force
40 min
Issued by
NWS Wakefield, VA
Area
Counties, with a storm outline in the text

Counties Chowan County, NC, Perquimans County, NC

The radar

The Norfolk radar (KAKQ), 101 km from the middle of the area, began a volume at 21:55 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.

What was reported inside it

TimeReportWhereRemark
Apr 23, 5:55 PM EDTHAIL 1Edenton, NC
Apr 23, 6:02 PM EDTHAIL 0.75Hertford, NC
Apr 23, 6:10 PM EDTHAIL 0.752 N Smithtown, NC

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 12:00Z, 9.9 hours before the alert went out and 156 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 12:00Z on 2005-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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 12:00Z on 2005-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 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
15 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
1090 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
172 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KAKQ 232154
SVRAKQ
NCC041-143-232230-
/O.NEW.KAKQ.SV.W.0021.050423T2154Z-050423T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WAKEFIELD VA
554 PM EDT SAT APR 23 2005

THE NATIONAL WEATHER SERVICE IN WAKEFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHOWAN COUNTY IN NORTHEAST NORTH CAROLINA
  PERQUIMANS COUNTY IN NORTHEAST NORTH CAROLINA

* UNTIL 630 PM EDT

* AT 551 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  EDENTON...AND MOVING NORTHEAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
    HERTFORD...  BEACH SPRINGS AND   BURGESS BY 600 PM EDT...
    WINFALL...  SMITHTOWN AND   FORESTBURG BY 605 PM EDT...
    CHAPANOKE BY 610 PM EDT...

PLEASE SEND YOUR REPORTS OF HAIL AND/OR WIND DAMAGE...INCLUDING TREES
OR LARGE LIMBS DOWNED...BY CALLING NOAAS NATIONAL WEATHER SERVICE
TOLL FREE AT...1...800...7 3 7...8 6 2 4.

LAT...LON 3611 7672 3600 7654 3621 7633 3634 7647

$$

NS
1 follow-up statement
000 
WWUS51 KAKQ 232234
SVSAKQ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
631 PM EDT SAT APR 23 2005

NCC041-143-232241-
/O.EXP.KAKQ.SV.W.0021.000000T0000Z-050423T2230Z/
CHOWAN NC-PERQUIMANS NC-
631 PM EDT SAT APR 23 2005

...THE SEVERE THUNDERSTORM WARNING FOR PERQUIMANS AND CHOWAN 
COUNTIES HAS EXPIRED...

AT 629 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
LINE OF THUNDERSTORMS ACROSS NORTHEAST NORTH CAROLINA...EAST OF 
PERQUIMANS COUNTY...MOVING NORTHEAST AROUND 35 MPH. NO ADDITIONAL 
THUNDERSTORMS ARE EXPECTED OVER CHOWAN AND PERQUIMANS COUNTIES...
AS A RESULT THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO 
EXPIRE AS OF 630 PM EDT.

LAT...LON 3611 7672 3600 7654 3621 7633 3634 7647

$$

HURLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 3:53 PM EDTSevere Thunderstorm WarningAKQNorthampton40 min
Apr 23, 4:01 PM EDTSevere Thunderstorm WarningAKQCamden35 min
Apr 23, 6:13 PM EDTSevere Thunderstorm WarningAKQCamden, Currituck, Pasquotank52 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2005Every severe thunderstorm warning in 2005

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.