Alert archive / North Carolina / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 21, NWS Newport/Morehead City, NC

May 5, 2012Duplin County, Greene County, Lenoir County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at May 5, 2012, 7:33 PM EDT for Duplin County, Greene County, Lenoir County, North Carolina. It was in force for 27 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 5, 2012, 7:33 PM EDT (23:33 UTC)
Expired
May 5, 2012, 8:00 PM EDT
In force
27 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

Counties Duplin County, NC, Greene County, NC, Lenoir County, NC

The radar

The Raleigh/Durham radar (KRAX), 80 km from the middle of the area, began a volume at 23:33 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 5, 2:38 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 11.6 hours before the alert went out and 96 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 2012-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 918 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 2012-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
918 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
976 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

625 
WUUS52 KMHX 052333
SVRMHX
NCC061-079-107-060000-
/O.NEW.KMHX.SV.W.0021.120505T2333Z-120506T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
733 PM EDT SAT MAY 5 2012

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GREENE COUNTY IN EASTERN NORTH CAROLINA
  LENOIR COUNTY IN EASTERN NORTH CAROLINA
  NORTHERN DUPLIN COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 800 PM EDT

* AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM ALONG A LINE EXTENDING FROM 14 MILES NORTH OF 
  GOLDSBORO TO MOUNT OLIVE TO 6 MILES WEST OF WARSAW...MOVING EAST AT 30 
  MPH. WINDS IN EXCESS OF 58 MPH ARE LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  WARSAW...
  SHINE...LA GRANGE...
  LINDELL...JASON...
  SNOW HILL...ARBA...
  KORNEGAY...DAWSON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LARGE HAIL WILL DAMAGE VEHICLES...WINDOWS AND SOME ROOFS. SEVERE
WINDS WILL BLOW DOWN TREES...POWER LINES...AND CAN DAMAGE MOBILE
HOMES AND OTHER BUILDINGS. SEEK SHELTER IN A STURDY STRUCTURE UNTIL
THE STORM HAS PASSED. STAY AWAY FROM WINDOWS.

THESE THUNDERSTORMS ARE PRODUCING AN EXCESSIVE AMOUNT OF LIGHTNING.
SEEK SHELTER INDOORS NOW AND STAY AWAY FROM THE WINDOWS. MANY
LIGHTNING STRIKES WILL OCCUR WELL AHEAD OF THE HEAVY RAIN AND GUSTY
WINDS. IF YOU CANNOT SEEK SHELTER INDOORS TAKE COVER IN A VEHICLE.

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING...1...8 0 0...8 8 9...6 8 8 9.... WHEN YOU CAN DO SO SAFELY

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
SATURDAY EVENING FOR EASTERN NORTH CAROLINA.

&&

LAT...LON 3519 7813 3520 7802 3515 7790 3518 7784
      3534 7783 3538 7781 3542 7783 3557 7783
      3565 7771 3547 7749 3531 7744 3524 7748
      3524 7752 3519 7751 3508 7759 3501 7773
      3497 7768 3490 7775 3493 7816 3511 7818
TIME...MOT...LOC 2331Z 274DEG 27KT 3557 7798 3544 7792
          3530 7793 3513 7804 3501 7818

$$

13
1 follow-up statement
768 
WWUS52 KMHX 052351
SVSMHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
751 PM EDT SAT MAY 5 2012

NCC061-079-107-060000-
/O.CON.KMHX.SV.W.0021.000000T0000Z-120506T0000Z/
GREENE NC-LENOIR NC-DUPLIN NC-
751 PM EDT SAT MAY 5 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHERN DUPLIN...WESTERN LENOIR AND GREENE COUNTIES...

AT 748 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM SHINE TO JASON TO LA GRANGE TO ALBERTSON
TO WARSAW...OR ALONG A LINE EXTENDING FROM 13 MILES NORTHEAST OF
GOLDSBORO TO LA GRANGE TO 11 MILES EAST OF MOUNT OLIVE TO WARSAW...
MOVING EAST AT 30 MPH.

HAZARDS IN THE WARNING INCLUDE...
DAMAGING WINDS IN EXCESS OF 58 MPH.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... INSTITUTE...
KENANSVILLE...ARBA...MOSS HILL...CASTORIA...FALLING CREEK...
WOODINGTON...MAURY...LIZZIE...KORNEGAY...DEEP RUN...DAWSON...SNOW
HILL...PINK HILL...KINSTON AND HOOKERTON.

SEVERE WINDS WILL BLOW DOWN TREES...POWER LINES...AND CAN DAMAGE 
MOBILE HOMES AND OTHER BUILDINGS. SEEK SHELTER IN A STURDY STRUCTURE 
UNTIL THE STORM HAS PASSED. STAY AWAY FROM WINDOWS.

WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 0 0...8 8 9...6 8 8 9.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
SATURDAY EVENING FOR EASTERN NORTH CAROLINA.

LAT...LON 3516 7798 3518 7797 3515 7791 3518 7784
      3534 7783 3538 7781 3542 7783 3557 7783
      3558 7781 3555 7759 3554 7758 3535 7755
      3523 7759 3514 7764 3491 7783 3494 7816
      3497 7816
TIME...MOT...LOC 2351Z 274DEG 27KT 3549 7778 3537 7775
          3525 7780 3515 7786 3501 7801

$$

The office that day

Everything else NWS Newport/Morehead City, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 4, 8:04 PM EDTSpecial Weather StatementMHXGreene, Pitt56 min
May 5, 2:31 AM EDTSpecial Weather StatementMHXDare59 min
May 5, 3:12 PM EDTSpecial Marine WarningMHX48 min
May 5, 6:40 PM EDTSpecial Weather StatementMHXPamlico50 min
May 5, 7:13 PM EDTSpecial Marine WarningMHX32 min
May 5, 7:18 PM EDTSpecial Marine WarningMHX42 min
May 5, 7:23 PM EDTSpecial Weather StatementMHXBeaufort67 min
May 5, 7:36 PM EDTSpecial Weather StatementMHXPamlico54 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2012Every severe thunderstorm warning in 2012

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.