Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 17, NWS Wilmington, NC

April 28, 2011Dillon County, South Carolina; Bladen County, Columbus County, Robeson County, North Carolina

NWS Wilmington, NC issued this tornado warning at Apr 28, 2011, 12:42 PM EDT for Dillon County, South Carolina; Bladen County, Columbus County, Robeson County, North Carolina. It was in force for 48 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
Apr 28, 2011, 12:42 PM EDT (16:42 UTC)
Expired
Apr 28, 2011, 1:30 PM EDT
In force
48 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon

Counties Bladen County, NC, Columbus County, NC, Robeson County, NC, Dillon County, SC

The radar

The Wilmington radar (KLTX), 105 km from the middle of the area, began a volume at 16:42 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
Apr 28, 4:30 AM EDTTornado WatchSPC10 hr
Apr 28, 8:48 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 4.7 hours before the alert went out and 167 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, Greensboro/Hi Pt, NC at 12:00Z on 2011-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 320 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, Greensboro/Hi Pt, NC at 12:00Z on 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 327 square meters per square second.1939587897Sfc1 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
320 J/kg
Mixed-layer CIN
-95 J/kg
Mixed-layer LCL
940 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
327 m²/s²
0-3 km storm-relative helicity
371 m²/s²
Significant tornado parameter
0.5
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

232 
WFUS52 KILM 281642
TORILM
NCC017-047-155-SCC033-281730-
/O.NEW.KILM.TO.W.0017.110428T1642Z-110428T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
1242 PM EDT THU APR 28 2011

THE NATIONAL WEATHER SERVICE IN WILMINGTON NC HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN DILLON COUNTY IN NORTHEAST SOUTH CAROLINA
  ROBESON COUNTY IN SOUTHEAST NORTH CAROLINA
  WESTERN BLADEN COUNTY IN SOUTHEAST NORTH CAROLINA
  NORTHWESTERN COLUMBUS COUNTY IN SOUTHEAST NORTH CAROLINA

* UNTIL 130 PM EDT

* AT 1237 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SOUTH OF
  THE BORDER...OR ABOUT 7 MILES EAST OF DILLON...MOVING EAST AT 45
  MPH.

  THIS WARNING REPLACES THE PREVIOUS TORNADO WARNING FOR THE AREA. 

* SOME LOCATIONS IN THE WARNING INCLUDE...
   FAIRMONT...
   SHANNON...
   BOARDMAN...
   HOWELLSVILLE...
   BLADENBORO...
   EMERSON...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
GOLFBALL 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EDT THURSDAY AFTERNOON
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 3495 7903 3480 7889 3460 7865 3431 7908
      3438 7929 3457 7948 3462 7945 3477 7934
      3483 7935 3484 7932 3483 7918
TIME...MOT...LOC 1641Z 256DEG 40KT 3445 7920

$$

HAWKINS
2 follow-up statements
566 
WWUS52 KILM 281656
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
1256 PM EDT THU APR 28 2011

NCC047-SCC033-281705-
/O.CAN.KILM.TO.W.0017.000000T0000Z-110428T1730Z/
COLUMBUS NC-DILLON SC-
1256 PM EDT THU APR 28 2011

...THE TORNADO WARNING FOR NORTHEASTERN DILLON AND NORTHWESTERN
COLUMBUS COUNTIES IS CANCELED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EDT THURSDAY AFTERNOON
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 3438 7909 3447 7922 3459 7928 3466 7926
      3483 7926 3483 7918 3495 7903 3480 7889
      3460 7865
TIME...MOT...LOC 1655Z 244DEG 37KT 3448 7906

$$

NCC017-155-281730-
/O.CON.KILM.TO.W.0017.000000T0000Z-110428T1730Z/
BLADEN NC-ROBESON NC-
1256 PM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM EDT FOR ROBESON
AND WEST CENTRAL BLADEN COUNTIES...

AT 1250 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR FAIRMONT...OR 13
MILES SOUTHWEST OF LUMBERTON...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
PROCTORVILLE...ORRUM...BUIE...RED SPRINGS...HESTERTOWN...SHANNON...
RENNERT...BARKER TEN MILE...LUMBER BRIDGE...REX...HOWELLSVILLE...ST.
PAULS...SMITHS...PARKTON...BLADENBORO...TOLARSVILLE...EMERSON AND
DUBLIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM EDT THURSDAY AFTERNOON
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 3438 7909 3447 7922 3459 7928 3466 7926
      3483 7926 3483 7918 3495 7903 3480 7889
      3460 7865
TIME...MOT...LOC 1655Z 244DEG 37KT 3448 7906

$$

HAWKINS
980 
WWUS52 KILM 281728
SVSILM

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

NCC017-155-281736-
/O.EXP.KILM.TO.W.0017.000000T0000Z-110428T1730Z/
BLADEN NC-ROBESON NC-
128 PM EDT THU APR 28 2011

...THE TORNADO WARNING FOR ROBESON AND EXTREME SOUTHWEST BLADEN 
COUNTIES WILL EXPIRE AT 130 PM EDT...

...THE TORNADO WARNING FOR PORTIONS OF BLADEN COUNTY CONTINUES... 

AT 126 PM EDT...THE TORNADO WHICH PROMPTED THE WARNING HAS MOVED OUT 
OF THE WARNED AREA...THUS THE TORNADO WARNING WAS ALLOWED TO EXPIRE. 
PLEASE NOTE THAT A TORNADO WARNING CONTINUES FOR THE NORTHERN HALF 
OF BLADEN COUNTY.

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 3438 7909 3447 7922 3459 7928 3466 7926
      3483 7926 3483 7918 3495 7903 3480 7889
      3460 7865
TIME...MOT...LOC 1726Z 244DEG 37KT 3462 7871

$$

SRP

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 7:14 AM EDTSevere Thunderstorm WarningILMDarlington, Marlboro61 min
Apr 28, 8:12 AM EDTSevere Thunderstorm WarningILMDillon, Florence, Marion, Williamsburg63 min
Apr 28, 8:31 AM EDTTornado WarningILMFlorence, Marion24 min
Apr 28, 9:37 AM EDTSevere Thunderstorm WarningILMFlorence, Marion, Williamsburg53 min
Apr 28, 9:40 AM EDTSpecial Weather StatementILMHorry50 min
Apr 28, 10:16 AM EDTTornado WarningILMDillon, Florence, Horry, Marion44 min
Apr 28, 10:41 AM EDTSevere Thunderstorm WarningILMDillon, Florence, Horry, Marion64 min
Apr 28, 11:09 AM EDTSpecial Marine WarningILM54 min
Apr 28, 11:17 AM EDTSpecial Weather StatementILMDarlington, Marlboro58 min
Apr 28, 11:33 AM EDTSevere Thunderstorm WarningILMDarlington, Dillon, Florence, Marlboro57 min
Apr 28, 11:51 AM EDTSpecial Weather StatementILMDillon54 min
Apr 28, 12:15 PM EDTTornado WarningILMDillon, Marlboro34 min
Apr 28, 1:51 PM EDTSpecial Weather StatementILMDillon, Florence, Marion54 min
Apr 28, 2:01 PM EDTSpecial Weather StatementILMWilliamsburg59 min
Apr 28, 2:24 PM EDTSevere Thunderstorm WarningILMDillon, Horry, Marion51 min
Apr 28, 3:55 PM EDTSpecial Weather StatementILMHorry50 min
Apr 28, 9:06 AM EDTSpecial Weather StatementILMBladen54 min
Apr 28, 9:32 AM EDTSpecial Weather StatementILMBladen28 min
Apr 28, 9:43 AM EDTSpecial Weather StatementILMBladen62 min
Apr 28, 10:18 AM EDTSpecial Weather StatementILMPender57 min
Apr 28, 1:02 PM EDTTornado WarningILMBladen, Robeson43 min
Apr 28, 2:01 PM EDTTornado WarningILMBladen44 min
Apr 28, 2:52 PM EDTTornado WarningILMBladen, Columbus38 min
Apr 28, 3:24 PM EDTSevere Thunderstorm WarningILMBladen, Columbus, Pender51 min
Apr 28, 3:37 PM EDTTornado WarningILMBladen, Columbus, Pender38 min
Apr 28, 4:10 PM EDTTornado WarningILMPender40 min
Apr 28, 4:22 PM EDTSpecial Weather StatementILMBladen23 min
Apr 28, 4:49 PM EDTSpecial Weather StatementILMPender41 min
Apr 28, 5:13 PM EDTSpecial Weather StatementILMPender32 min
Apr 28, 5:36 PM EDTSpecial Weather StatementILMPender24 min

Nearby

Tornado Warnings in North Carolina, 2011Tornado Warnings in South Carolina, 2011Every tornado warning in 2011Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.