Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 30, NWS Newport/Morehead City, NC

April 28, 2011Beaufort County, Craven County, Pitt County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Apr 28, 2011, 4:49 PM EDT for Beaufort County, Craven County, Pitt County, North Carolina. It was in force for 22 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, 4:49 PM EDT (20:49 UTC)
Expired
Apr 28, 2011, 5:11 PM EDT
In force
22 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

Counties Beaufort County, NC, Craven County, NC, Pitt County, NC

The radar

The Morehead City radar (KMHX), 89 km from the middle of the area, began a volume at 20:51 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, 2:41 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 8.8 hours before the alert went out and 89 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 2011-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1638 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 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 227 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
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.

565 
WFUS52 KMHX 282049
TORMHX
NCC013-049-147-282130-
/O.NEW.KMHX.TO.W.0030.110428T2049Z-110428T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
449 PM EDT THU APR 28 2011

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN PITT COUNTY IN EASTERN NORTH CAROLINA
  NORTHWESTERN CRAVEN COUNTY IN EASTERN NORTH CAROLINA
  WEST CENTRAL BEAUFORT COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 530 PM EDT

* AT 446 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER JOHNSONS MILLS...OR 5 MILES SOUTHEAST OF AYDEN...
  MOVING NORTHEAST AT 45 MPH. QUARTER SIZED HAIL AND DAMAGING WINDS
  IN EXCESS OF 58 MPH ARE ALSO LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  BELGRADE...BLACK JACK...
  GRIMESLAND...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER. IF NO SHELTER IS
AVAILABLE LIE DOWN IN A LOW LYING AREA. PROTECT YOURSELF FROM FLYING
DEBRIS.

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING...1...8 0 0...8 8 9...6 8 8 9 OR NOTIFY YOUR LOCAL LAW
ENFORCEMENT AGENCY.

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

&&

LAT...LON 3567 7715 3562 7706 3543 7717 3531 7735
      3546 7748
TIME...MOT...LOC 2049Z 235DEG 41KT 3544 7731

$$

29
1 follow-up statement
672 
WWUS52 KMHX 282111
SVSMHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
511 PM EDT THU APR 28 2011

NCC013-049-147-282121-
/O.CAN.KMHX.TO.W.0030.000000T0000Z-110428T2130Z/
PITT NC-CRAVEN NC-BEAUFORT NC-
511 PM EDT THU APR 28 2011

...THE TORNADO WARNING FOR WEST CENTRAL BEAUFORT...NORTHWESTERN
CRAVEN AND SOUTHEASTERN PITT COUNTIES 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 0 0...8 8 9...6 8 8 9...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN NEWPORT.

WHILE THE IMMEDIATE SEVERE WEATHER THREAT HAS DISSIPATED...ADDITIONAL
SEVERE WEATHER IS POSSIBLE DURING THE NEXT FEW HOURS. BE PREPARED TO
MOVE QUICKLY TO AN INTERIOR ROOM OF A SAFE SHELTER IF A WARNING IS
ISSUED.

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

LAT...LON 3567 7715 3562 7706 3543 7717 3531 7735
      3546 7748
TIME...MOT...LOC 2111Z 235DEG 41KT 3558 7706

$$

29

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 10:07 AM EDTWind AdvisoryMHXBeaufort, Dare, Duplin, Greene, Hyde, Jones and 6 more12 hr
Apr 28, 1:41 PM EDTTornado WarningMHXDuplin, Lenoir49 min
Apr 28, 2:26 PM EDTTornado WarningMHXDuplin49 min
Apr 28, 3:10 PM EDTTornado WarningMHXDuplin, Lenoir50 min
Apr 28, 3:29 PM EDTTornado WarningMHXBeaufort, Greene, Martin, Pitt46 min
Apr 28, 3:48 PM EDTTornado WarningMHXCraven, Duplin, Jones, Lenoir42 min
Apr 28, 4:26 PM EDTTornado WarningMHXBeaufort, Craven, Pitt49 min
Apr 28, 4:32 PM EDTTornado WarningMHXDuplin, Onslow26 min
Apr 28, 4:44 PM EDTTornado WarningMHXMartin, Washington31 min
Apr 28, 5:01 PM EDTTornado WarningMHXBeaufort, Hyde, Washington44 min
Apr 28, 5:15 PM EDTTornado WarningMHXTyrrell, Washington19 min
Apr 28, 5:26 PM EDTSpecial Marine WarningMHX49 min
Apr 28, 5:33 PM EDTTornado WarningMHXHyde, Tyrrell, Washington42 min
Apr 28, 5:42 PM EDTSevere Thunderstorm WarningMHXCraven, Jones, Onslow33 min
Apr 28, 5:46 PM EDTSevere Thunderstorm WarningMHXCraven, Jones, Onslow29 min
Apr 28, 5:55 PM EDTTornado WarningMHXTyrrell, Washington35 min
Apr 28, 6:23 PM EDTTornado WarningMHXDare, Tyrrell, Washington37 min
Apr 28, 6:38 PM EDTSpecial Marine WarningMHX67 min
Apr 28, 7:01 PM EDTTornado WarningMHXDare29 min

Nearby

Tornado Warnings in North 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.