Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 40, NWS Raleigh, NC

April 28, 2011Sampson County, North Carolina

NWS Raleigh, NC issued this tornado warning at Apr 28, 2011, 2:50 PM EDT for Sampson County, North Carolina. It was in force for 23 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: Apr 28, 2011, 2:50 PM EDT (18:50 UTC)
Expired: Apr 28, 2011, 3:13 PM EDT
In force: 23 min
Issued by: NWS Raleigh, NC
Area: Storm-based polygon

County Sampson County, NC

The radar

The Wilmington radar (KLTX), 83 km from the middle of the area, began a volume at 18:53 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, 2:51 PM EDT	FUNNEL CLOUD	6 Ese Garland, NC	DEPUTY REPORTED A LARGE FUNNEL CLOUD NOT YET ON THE GROUND NEAR CLEAR RUN SCHOOL OFF OF HIGHWAY 411

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, 2:41 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 6.8 hours before the alert went out and 129 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.

787 
WFUS52 KRAH 281850
TORRAH
NCC163-281930-
/O.NEW.KRAH.TO.W.0040.110428T1850Z-110428T1930Z/

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

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN SAMPSON COUNTY IN CENTRAL NORTH CAROLINA

* UNTIL 330 PM EDT

* AT 247 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 5 MILES SOUTHEAST OF GARLAND...OR 17 MILES NORTHEAST OF
  ELIZABETHTOWN...MOVING NORTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HARRELLS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN RALEIGH.

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING...1...8 7 7...6 3 3...6 7 7 2 OR NOTIFY YOUR LOCAL LAW
ENFORCEMENT AGENCY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT THURSDAY EVENING
FOR CENTRAL NORTH CAROLINA.

&&

LAT...LON 3463 7833 3464 7832 3467 7833 3470 7838
      3475 7840 3478 7843 3497 7815 3489 7814
      3474 7819 3472 7815 3462 7832
TIME...MOT...LOC 1851Z 244DEG 33KT 3474 7830

$$


BLAES

3 follow-up statements

569 
WWUS52 KRAH 281859
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
259 PM EDT THU APR 28 2011

NCC163-281930-
/O.CON.KRAH.TO.W.0040.000000T0000Z-110428T1930Z/
SAMPSON NC-
259 PM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
SOUTHEASTERN SAMPSON COUNTY...

AT 256 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR HARRELLS...OR 14
MILES WEST OF WALLACE...MOVING NORTHEAST AT 40 MPH.

HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
QUARTER SIZED HAIL.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
INDICATED COUNTY.

SEVERAL SIGHTINGS OF FUNNEL CLOUDS HAVE BEEN REPORTED WITH THIS
STORM. TAKE COVER NOW! IF A BASEMENT IS NOT AVAILABLE...MOVE TO AN
INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS
AND EXTERIOR WALLS.

IF YOU OBSERVED A TORNADO...DAMAGING WINDS...OR LARGE HAIL...PLEASE
NOTIFY YOUR NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR
REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

LAT...LON 3471 7828 3478 7834 3483 7833 3497 7815
      3489 7814 3474 7819 3472 7815
TIME...MOT...LOC 1859Z 239DEG 35KT 3479 7821

$$

BLAES

530 
WWUS52 KRAH 281907
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
307 PM EDT THU APR 28 2011

NCC163-281930-
/O.CON.KRAH.TO.W.0040.000000T0000Z-110428T1930Z/
SAMPSON NC-
307 PM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR EXTREME 
SOUTHEASTERN SAMPSON COUNTY...

AT 305 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED OVER EXTREME
SOUTHWESTERN DUPLIN COUNTY...OR 10 MILES NORTHWEST OF WALLACE...
MOVING NORTHEAST AT 40 MPH.

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 7 7...6 3 3...6 7 7 2.

LAT...LON 3477 7818 3477 7821 3481 7822 3486 7818
      3489 7814
TIME...MOT...LOC 1907Z 239DEG 35KT 3483 7813

$$

BLAES

091 
WWUS52 KRAH 281913
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
313 PM EDT THU APR 28 2011

NCC163-281923-
/O.CAN.KRAH.TO.W.0040.000000T0000Z-110428T1930Z/
SAMPSON NC-
313 PM EDT THU APR 28 2011

...THE TORNADO WARNING FOR SOUTHEASTERN SAMPSON COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND 
THE WARNING IS NO LONGER IN EFFECT. 

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT THURSDAY EVENING
FOR CENTRAL NORTH CAROLINA.

LAT...LON 3477 7818 3477 7821 3481 7822 3486 7818
      3489 7814
TIME...MOT...LOC 1913Z 239DEG 35KT 3486 7807

$$

BLAES

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 28, 3:30 AM EDT	Severe Thunderstorm Warning	RAH	Davidson, Forsyth, Guilford, Randolph	60 min
Apr 28, 4:05 AM EDT	Special Weather Statement	RAH	Anson, Montgomery, Richmond, Stanly	55 min
Apr 28, 4:09 AM EDT	Special Weather Statement	RAH	Alamance	36 min
Apr 28, 4:27 AM EDT	Special Weather Statement	RAH	Person	18 min
Apr 28, 4:41 AM EDT	Special Weather Statement	RAH	Randolph	34 min
Apr 28, 5:14 AM EDT	Special Weather Statement	RAH	Chatham	46 min
Apr 28, 5:22 AM EDT	Special Weather Statement	RAH	Durham, Orange	38 min
Apr 28, 5:35 AM EDT	High Wind Warning	RAH	Alamance, Chatham, Cumberland, Durham, Edgecombe, Franklin and 17 more	8 hr
Apr 28, 6:37 AM EDT	Special Weather Statement	RAH	Richmond	53 min
Apr 28, 6:56 AM EDT	Severe Thunderstorm Warning	RAH	Hoke, Richmond, Scotland	34 min
Apr 28, 7:30 AM EDT	Special Weather Statement	RAH	Harnett	45 min
Apr 28, 7:41 AM EDT	Severe Thunderstorm Warning	RAH	Hoke, Richmond, Scotland	49 min
Apr 28, 8:26 AM EDT	Special Weather Statement	RAH	Harnett	49 min
Apr 28, 9:13 AM EDT	Special Weather Statement	RAH	Cumberland, Franklin, Harnett, Johnston, Lee, Wake	62 min
Apr 28, 9:36 AM EDT	Special Weather Statement	RAH	Cumberland, Sampson	54 min
Apr 28, 9:45 AM EDT	Special Weather Statement	RAH	Hoke, Scotland	60 min
Apr 28, 9:52 AM EDT	Severe Thunderstorm Warning	RAH	Richmond, Scotland	38 min
Apr 28, 10:01 AM EDT	Severe Thunderstorm Warning	RAH	Sampson, Wayne	42 min
Apr 28, 10:41 AM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond	24 min
Apr 28, 11:03 AM EDT	Special Weather Statement	RAH	Moore	42 min
Apr 28, 11:07 AM EDT	Special Weather Statement	RAH	Anson	38 min
Apr 28, 11:34 AM EDT	Special Weather Statement	RAH	Lee, Moore, Richmond	41 min
Apr 28, 12:04 PM EDT	Special Weather Statement	RAH	Harnett	41 min
Apr 28, 12:23 PM EDT	Special Weather Statement	RAH	Hoke, Moore	52 min
Apr 28, 12:49 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Hoke	56 min
Apr 28, 1:25 PM EDT	Tornado Warning	RAH	Cumberland, Sampson	30 min
Apr 28, 2:07 PM EDT	Tornado Warning	RAH	Sampson	38 min
Apr 28, 2:16 PM EDT	Areal Flood Advisory	RAH	Harnett, Johnston, Wake	104 min
Apr 28, 2:43 PM EDT	Special Weather Statement	RAH	Wayne	47 min
Apr 28, 3:40 PM EDT	Special Weather Statement	RAH	Edgecombe, Sampson, Wayne, Wilson	65 min
Apr 28, 3:45 PM EDT	Special Weather Statement	RAH	Bladen	60 min
Apr 28, 4:51 PM EDT	Special Weather Statement	RAH	Bladen	54 min
Apr 28, 5:57 PM EDT	Special Weather Statement	RAH	Edgecombe, Wilson	63 min
Apr 28, 6:35 PM EDT	Tornado Warning	RAH	Edgecombe, Wilson	24 min
Apr 28, 7:04 PM EDT	Special Weather Statement	RAH	Edgecombe	41 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.