Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 22, NWS Wilmington, NC

April 28, 2011Pender County, North Carolina

NWS Wilmington, NC issued this tornado warning at Apr 28, 2011, 4:10 PM EDT for Pender 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 28, 2011, 4:10 PM EDT (20:10 UTC)
Expired: Apr 28, 2011, 4:50 PM EDT
In force: 40 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon

County Pender County, NC

The radar

The Wilmington radar (KLTX), 76 km from the middle of the area, began a volume at 20:10 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

Time	Report	Where	Remark
Apr 28, 4:12 PM EDT	FUNNEL CLOUD	Atkinson, NC	FUNNEL CLOUD REPORTED.
Apr 28, 4:20 PM EDT	TORNADO	Atkinson, NC	TORNADO ON THE GROUND NEAR BOSWELL RD AND CASWELL RD HEADING TOWARD HWY 421.
Apr 28, 4:32 PM EDT	TORNADO	6 Sw Penderlea, NC	TORNADO ON THE GROUND ON SHILOH RD OFF OF HWY 428.

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

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 28, 3:19 PM EDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 8.2 hours before the alert went out and 110 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1638 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 502 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 227 m²/s²
0-3 km storm-relative helicity: 220 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 6.8

Open this sounding in Storm Lab

The text

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

163 
WFUS52 KILM 282010
TORILM
NCC141-282100-
/O.NEW.KILM.TO.W.0022.110428T2010Z-110428T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
410 PM EDT THU APR 28 2011

THE NATIONAL WEATHER SERVICE IN WILMINGTON NC HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN AND NORTHERN PENDER COUNTY IN SOUTHEAST NORTH CAROLINA

* UNTIL 500 PM EDT

* AT 409 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR ROOKS...OR
  ABOUT 17 MILES WEST OF BURGAW...MOVING NORTHEAST AT 40 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
   WARDS CORNER...
   PENDERLEA...
   VAN EDEN...
   MURRAY TOWN...
   MAPLE HILL...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
GOLF BALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET UNDER A TABLE OR OTHER PIECE OF STURDY FURNITURE. SEEK SHELTER ON
THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH
AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS
STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.

LAT...LON 3443 7815 3445 7818 3446 7817 3447 7818
      3452 7826 3458 7824 3473 7809 3472 7805
      3473 7804 3473 7801 3472 7799 3473 7769
      3468 7767
TIME...MOT...LOC 2010Z 236DEG 36KT 3453 7817

$$

SRP

2 follow-up statements

151 
WWUS52 KILM 282027
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
427 PM EDT THU APR 28 2011

NCC141-282100-
/O.CON.KILM.TO.W.0022.000000T0000Z-110428T2100Z/
PENDER NC-
427 PM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR
NORTHWESTERN PENDER COUNTY...

...THIS IS A DANGEROUS SITUATION...

AT 425 PM EDT...LOCAL LAW ENFORCEMENT AND EMERGENCY MANAGEMENT 
REPORTED A TORNADO.  THIS TORNADO HAS CROSSED HIGHWAY 421 NORTH OF 
WARDS CORNER...AND WAS MOVING NORTHEAST AT 40 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO VAN EDEN...
WATHA...WILLARD...MURRAY TOWN AND MAPLE HILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE SHELTER NOW! THIS IS A DANGEROUS SITUATION.

&&

PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.

LAT...LON 3443 7815 3445 7818 3446 7817 3447 7818
      3452 7826 3458 7824 3473 7809 3472 7805
      3473 7804 3473 7801 3472 7799 3473 7769
      3468 7767
TIME...MOT...LOC 2026Z 236DEG 36KT 3462 7801

$$

SRP

071 
WWUS52 KILM 282050
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
450 PM EDT THU APR 28 2011

NCC141-282058-
/O.CAN.KILM.TO.W.0022.000000T0000Z-110428T2100Z/
PENDER NC-
450 PM EDT THU APR 28 2011

...THE TORNADO WARNING FOR NORTHWESTERN PENDER COUNTY IS CANCELED...

AT 448 PM EDT...THE TORNADO WHICH PROMPTED THE WARNING HAD MOVED OUT 
OF THE WARNED AREA...AND INTO DUPLIN COUNTY...THEREFORE THE TORNADO 
WARNING HAS BEEN CANCELED FOR PENDER COUNTY.

AN ADDITIONAL LINE OF STRONG THUNDERSTORMS WITH HEAVY RAIN AND 
FREQUENT CLOUD TO GROUND LIGHTNING WILL MOVE THROUGH THE AREA OVER 
THE NEXT COUPLE HOURS. RESIDENTS ARE ADVISED TO CLOSELY MONITOR THE 
WEATHER THROUGH THE EVENING. BE PREPARED FOR ADDITIONAL WARNINGS 
ISSUED BY YOUR NATIONAL WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT THURSDAY EVENING
FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA.

PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.

LAT...LON 3443 7815 3445 7818 3446 7817 3447 7818
      3452 7826 3458 7824 3473 7809 3472 7805
      3473 7804 3473 7801 3472 7799 3473 7769
      3468 7767
TIME...MOT...LOC 2048Z 236DEG 36KT 3474 7779

$$

SRP

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 28, 9:06 AM EDT	Special Weather Statement	ILM	Bladen	54 min
Apr 28, 9:32 AM EDT	Special Weather Statement	ILM	Bladen	28 min
Apr 28, 9:40 AM EDT	Special Weather Statement	ILM	Brunswick, Columbus	50 min
Apr 28, 9:43 AM EDT	Special Weather Statement	ILM	Bladen	62 min
Apr 28, 10:18 AM EDT	Special Weather Statement	ILM	Pender	57 min
Apr 28, 11:33 AM EDT	Severe Thunderstorm Warning	ILM	Robeson	57 min
Apr 28, 12:15 PM EDT	Tornado Warning	ILM	Robeson	34 min
Apr 28, 12:42 PM EDT	Tornado Warning	ILM	Bladen, Columbus, Robeson	48 min
Apr 28, 1:02 PM EDT	Tornado Warning	ILM	Bladen, Robeson	43 min
Apr 28, 1:51 PM EDT	Special Weather Statement	ILM	Bladen, Robeson	54 min
Apr 28, 2:01 PM EDT	Tornado Warning	ILM	Bladen	44 min
Apr 28, 2:24 PM EDT	Severe Thunderstorm Warning	ILM	Columbus, Robeson	51 min
Apr 28, 2:52 PM EDT	Tornado Warning	ILM	Bladen, Columbus	38 min
Apr 28, 3:24 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Columbus, Pender	51 min
Apr 28, 3:37 PM EDT	Tornado Warning	ILM	Bladen, Columbus, Pender	38 min
Apr 28, 4:22 PM EDT	Special Weather Statement	ILM	Bladen	23 min
Apr 28, 4:49 PM EDT	Special Weather Statement	ILM	Pender	41 min
Apr 28, 5:13 PM EDT	Special Weather Statement	ILM	Pender	32 min
Apr 28, 5:36 PM EDT	Special Weather Statement	ILM	Pender	24 min

Nearby

Tornado Warnings in North Carolina, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.