Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 41, NWS Newport/Morehead City, NC

August 26, 2011Tyrrell County, Washington County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Aug 26, 2011, 10:53 PM EDT for Tyrrell County, Washington County, North Carolina. It was in force for 52 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
Aug 26, 2011, 10:53 PM EDT (02:53 UTC)
Expired
Aug 26, 2011, 11:45 PM EDT
In force
52 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

Counties Tyrrell County, NC, Washington County, NC

The radar

The Norfolk radar (KAKQ), 127 km from the middle of the area, began a volume at 02:53 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Aug 26, 8:11 PM EDTTornado WatchSPC9 hr

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 2.9 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-pSkew-T log-p diagram, Newport, NC at 00:00Z on 2011-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 148 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 2011-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 361 square meters per square second.19395878Sfc1 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
148 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
445 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
361 m²/s²
0-3 km storm-relative helicity
415 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

771 
WFUS52 KMHX 270253
TORMHX
NCC177-187-270345-
/O.NEW.KMHX.TO.W.0041.110827T0253Z-110827T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1053 PM EDT FRI AUG 26 2011

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL TYRRELL COUNTY IN EASTERN NORTH CAROLINA
  WASHINGTON COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 1145 PM EDT

* AT 1050 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER CRESWELL...OR 17 MILES SOUTHEAST OF EDENTON...MOVING
  WEST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MACKEYS...PLEASANT GROVE...
  WESTOVER...
  PLYMOUTH...

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 500 AM EDT SATURDAY MORNING
FOR EASTERN NORTH CAROLINA.

&&

LAT...LON 3596 7637 3594 7636 3595 7635 3595 7630
      3574 7635 3582 7680 3582 7678 3585 7678
      3588 7674 3591 7673 3595 7669 3594 7666
      3595 7654 3598 7645
TIME...MOT...LOC 0254Z 102DEG 33KT 3588 7644

$$

8
1 follow-up statement
068 
WWUS52 KMHX 270319
SVSMHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1119 PM EDT FRI AUG 26 2011

NCC177-187-270345-
/O.CON.KMHX.TO.W.0041.000000T0000Z-110827T0345Z/
TYRRELL NC-WASHINGTON NC-
1119 PM EDT FRI AUG 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT FOR NORTHERN
WASHINGTON AND WEST CENTRAL TYRRELL COUNTIES...

AT 1118 PM EDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR CENTER OF PHELPS LAKE...OR 18 MILES
SOUTHEAST OF PLYMOUTH...MOVING WEST AT 40 MPH.

HAZARDS IN THE WARNING INCLUDE...
A TORNADO.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... SCUPPERNONG...PLEASANT
GROVE...ROPER...MACKEYS AND WESTOVER.

NIGHTTIME TORNADOES ARE EXTREMELY DANGEROUS AS THEY ARE DIFFICULT TO
SEE. TAKE COVER NOW. DO NOT SEEK VISUAL CONFIRMATION.

HEAVY RAINFALL MAY HIDE THIS TORNADO MAKING IT DIFFICULT TO SEE. DO
NOT WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW.

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 NEWPORT.

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 0 0...8 8 9...6 8 8 9.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT SATURDAY MORNING
FOR EASTERN NORTH CAROLINA.

LAT...LON 3596 7637 3594 7636 3595 7635 3595 7630
      3574 7635 3582 7680 3582 7678 3585 7678
      3588 7674 3591 7673 3595 7669 3594 7666
      3595 7654 3598 7645
TIME...MOT...LOC 0319Z 104DEG 33KT 3576 7646

$$

8

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 9:09 PM EDTTornado WarningMHXBeaufort, Hyde, Pamlico36 min
Aug 26, 10:12 PM EDTAreal Flood WarningMHXBeaufort, Carteret, Craven, Dare, Hyde, Jones and 4 more6 hr
Aug 26, 10:39 PM EDTTornado WarningMHXOnslow36 min
Aug 26, 10:54 PM EDTTornado WarningMHXBeaufort, Hyde, Tyrrell, Washington36 min
Aug 26, 11:43 PM EDTTornado WarningMHXTyrrell32 min
Aug 27, 4:12 AM EDTRiver Flood WarningMHXJones20 hr
Aug 27, 4:29 AM EDTAreal Flood WarningMHXDare, Hyde6 hr
Aug 27, 4:31 AM EDTAreal Flood WarningMHXBeaufort, Carteret, Craven, Dare, Hyde, Jones and 4 more6 hr
Aug 27, 4:52 AM EDTRiver Flood WarningMHXCraven9 days
Aug 27, 5:47 AM EDTRiver Flood WarningMHXBeaufort16 hr
Aug 27, 9:23 AM EDTAreal Flood WarningMHXDuplin, Greene, Lenoir, Martin, Pitt12 hr
Aug 27, 9:33 AM EDTAreal Flood WarningMHXBeaufort, Carteret, Craven, Dare, Duplin, Hyde and 8 more12 hr
Aug 27, 12:51 PM EDTFlash Flood WarningMHXBeaufort, Craven, Greene, Hyde, Jones, Lenoir and 5 more6 hr
Aug 27, 12:58 PM EDTAreal Flood WarningMHXDare, Hyde6 hr
Aug 27, 4:20 PM EDTRiver Flood WarningMHXDuplin5 hr
Aug 27, 4:20 PM EDTRiver Flood WarningMHXGreene3 days
Aug 27, 4:20 PM EDTRiver Flood WarningMHXPitt8 days
Aug 27, 4:20 PM EDTRiver Flood WarningMHXMartin5 hr
Aug 27, 4:29 PM EDTRiver Flood WarningMHXPitt3 days

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.