Alert archive / North Carolina / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 21, NWS Wilmington, NC

May 12, 2016New Hanover County, Pender County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at May 12, 2016, 4:29 PM EDT for New Hanover County, Pender County, North Carolina. It was in force for 61 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 12, 2016, 4:29 PM EDT (20:29 UTC)
Expired
May 12, 2016, 5:30 PM EDT
In force
61 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties New Hanover County, NC, Pender County, NC

The radar

The Wilmington radar (KLTX), 57 km from the middle of the area, began a volume at 20:32 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 12, 4:35 PM EDTHAIL 1Murraysville, NCREPORT OF QUARTER SIZED HAIL IN BRITTANY LAKES.

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, 8.5 hours before the alert went out and 111 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 2016-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 577 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 12:00Z on 2016-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
577 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
907 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
128 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted.

422 
WUUS52 KILM 122029
SVRILM
NCC129-141-122130-
/O.NEW.KILM.SV.W.0021.160512T2029Z-160512T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
429 PM EDT THU MAY 12 2016

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN PENDER COUNTY IN SOUTHEASTERN NORTH CAROLINA...
  NORTHEASTERN NEW HANOVER COUNTY IN SOUTHEASTERN NORTH CAROLINA...

* UNTIL 530 PM EDT

* AT 429 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER LONG CREEK...
  OR 9 MILES SOUTH OF BURGAW...MOVING SOUTHEAST AT 15 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  WILMINGTON...BURGAW...WRIGHTSVILLE BEACH...NORTH MASONBORO ISLAND...
  FIGURE EIGHT ISLAND...HAMPSTEAD...TOPSAIL BEACH...TOPSAIL...
  WRIGHTSBORO...BAYSHORE...MONTAGUE...OGDEN...WINDEMERE...SCOTTS HILL...
  ROCKY POINT...CAPE FEAR COMMUNITY COLLEGE NORTH CAMPUS...WILMINGTON
  INTERNATIONAL AIRPORT...ASHTON...PORTERS NECK AND MAYFAIRE.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 40 BETWEEN MILE MARKERS 401 AND 416.
 INTERSTATE 140 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3427 7775 3415 7784 3422 7795 3425 7796
      3425 7797 3427 7800 3428 7799 3429 7802
      3432 7801 3432 7803 3433 7803 3433 7805
      3434 7806 3434 7808 3435 7808 3437 7813
      3457 7793 3436 7764 3435 7765
TIME...MOT...LOC 2029Z 309DEG 12KT 3442 7799 

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

RGZ
2 follow-up statements
746 
WWUS52 KILM 122054
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
454 PM EDT THU MAY 12 2016

NCC129-141-122130-
/O.CON.KILM.SV.W.0021.000000T0000Z-160512T2130Z/
PENDER NC-NEW HANOVER NC-
454 PM EDT THU MAY 12 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHWESTERN PENDER AND NORTHEASTERN NEW HANOVER COUNTIES...

AT 454 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER CASTLE
HAYNE...OR 10 MILES NORTH OF WILMINGTON...MOVING SOUTHEAST AT 15 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. HAIL WAS REPORTED
         BETWEEN DIME AND QUARTER SIZE WITH THESE STORMS. THERE WAS
         ALSO A REPORT OF A FUNNEL CLOUD AND ROTATION IN THE STORM
         NEAR ROCKY POINT.

SOURCE...RADAR INDICATED.  

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WILMINGTON...BURGAW...WRIGHTSVILLE BEACH...NORTH MASONBORO ISLAND...
FIGURE EIGHT ISLAND...HAMPSTEAD...TOPSAIL BEACH...TOPSAIL...WRIGHTSBORO...
BAYSHORE...MONTAGUE...OGDEN...WINDEMERE...SCOTTS HILL...ROCKY POINT...CAPE
FEAR COMMUNITY COLLEGE NORTH CAMPUS...WILMINGTON INTERNATIONAL
AIRPORT...ASHTON...PORTERS NECK AND MAYFAIRE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3427 7775 3415 7784 3422 7795 3425 7796
      3425 7797 3427 7800 3428 7799 3429 7802
      3432 7801 3432 7803 3433 7803 3433 7805
      3434 7806 3434 7808 3435 7808 3437 7813
      3457 7793 3436 7764 3435 7765
TIME...MOT...LOC 2051Z 309DEG 12KT 3437 7792 

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

RGZ
968 
WWUS52 KILM 122135
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
535 PM EDT THU MAY 12 2016

NCC129-141-122145-
/O.EXP.KILM.SV.W.0021.000000T0000Z-160512T2130Z/
PENDER NC-NEW HANOVER NC-
535 PM EDT THU MAY 12 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN PENDER AND
NORTHEASTERN NEW HANOVER COUNTIES HAS EXPIRED...
                
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 3427 7775 3415 7784 3422 7795 3425 7796
      3425 7797 3427 7800 3428 7799 3429 7802
      3432 7801 3432 7803 3433 7803 3433 7805
      3434 7806 3434 7808 3435 7808 3437 7813
      3457 7793 3436 7764 3435 7765
TIME...MOT...LOC 2124Z 309DEG 12KT 3437 7792 

$$

RGZ

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 12, 2:49 PM EDTSpecial Weather StatementILMRobeson56 min
May 12, 2:58 PM EDTSpecial Weather StatementILMCumberland47 min
May 12, 3:22 PM EDTSpecial Weather StatementILMBladen68 min
May 12, 3:52 PM EDTSpecial Weather StatementILMRobeson23 min
May 12, 3:56 PM EDTSpecial Weather StatementILMPender34 min
May 12, 4:23 PM EDTSpecial Weather StatementILMBladen, Columbus, Pender67 min
May 12, 5:07 PM EDTSpecial Weather StatementILMBrunswick, Columbus53 min
May 12, 6:06 PM EDTSpecial Weather StatementILMBrunswick, New Hanover54 min
May 12, 6:32 PM EDTSpecial Weather StatementILMPender58 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2016Every severe thunderstorm warning in 2016

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.