Alert archive / North Carolina / Tornado Warnings in 2013

Tornado Warning 4, NWS Newport/Morehead City, NC

June 7, 2013Onslow County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Jun 7, 2013, 4:21 AM EDT for Onslow County, North Carolina. It was in force for 24 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
Jun 7, 2013, 4:21 AM EDT (08:21 UTC)
Expired
Jun 7, 2013, 4:45 AM EDT
In force
24 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

County Onslow County, NC

The radar

The Morehead City radar (KMHX), 51 km from the middle of the area, began a volume at 08:21 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 nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 8.4 hours before the alert went out and 50 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 2013-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 216 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 2013-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
216 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

279 
WFUS52 KMHX 070821
TORMHX
NCC133-070845-
/O.NEW.KMHX.TO.W.0004.130607T0821Z-130607T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
421 AM EDT FRI JUN 7 2013

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL ONSLOW COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 445 AM EDT

* AT 417 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A LINE OF TORNADO PRODUCING THUNDERSTORMS EXTENDING FROM MARINES   
  TO 9 MILES SOUTHEAST OF SEA VIEW PIER...OR ALONG A LINE EXTENDING  
  FROM 7 MILES SOUTH OF CAMP LEJEUNE MAIN GATE TO 10 MILES SOUTHEAST 
  OF NORTH TOPSAIL BEACH...MOVING NORTH AT 50 MPH. DAMAGING STRAIGHT 
  LINE WINDS IN   EXCESS OF 58 MPH ARE ALSO LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  NEW RIVER AIR STATION...
  ONSLOW BEACH...

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.

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

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.

&&

LAT...LON 3448 7744 3468 7752 3477 7749 3472 7742
      3471 7742 3470 7740 3467 7739 3468 7737
      3466 7733 3465 7734 3457 7726 3452 7733
      3448 7743
TIME...MOT...LOC 0820Z 186DEG 43KT 3464 7738 3442 7733

$$
1 follow-up statement
891 
WWUS52 KMHX 070831
SVSMHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
431 AM EDT FRI JUN 7 2013

NCC133-070845-
/O.CON.KMHX.TO.W.0004.000000T0000Z-130607T0845Z/
ONSLOW NC-
431 AM EDT FRI JUN 7 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 AM EDT FOR SOUTH
CENTRAL ONSLOW COUNTY...

AT 426 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF TORNADO PRODUCING STORMS. THESE TORNADO PRODUCING 
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MARINES TO 6 MILES 
SOUTHEAST OF SEA VIEW PIER...OR ALONG A LINE EXTENDING FROM CAMP 
LEJEUNE MAIN GATE TO 9 MILES EAST OF NORTH TOPSAIL BEACH...MOVING 
NORTH AT 40 MPH.

HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
OTHER DAMAGING WINDS IN EXCESS OF 58 MPH.
LOCATIONS IN THE PATH OF THE STORM INCLUDE...ONSLOW BEACH.

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

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.

LAT...LON 3448 7744 3468 7752 3477 7749 3472 7742
      3471 7742 3470 7740 3467 7739 3468 7737
      3466 7733 3465 7734 3457 7726 3452 7733
      3448 7743
TIME...MOT...LOC 0830Z 197DEG 33KT 3469 7734 3450 7729

$$

10

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 2:17 AM EDTSpecial Marine WarningMHX58 min
Jun 7, 2:41 AM EDTSpecial Weather StatementMHXOnslow49 min
Jun 7, 3:01 AM EDTTornado WarningMHXJones, Onslow29 min
Jun 7, 3:11 AM EDTTornado WarningMHXCarteret, Jones, Onslow34 min
Jun 7, 3:25 AM EDTSpecial Marine WarningMHX65 min
Jun 7, 3:47 AM EDTSpecial Weather StatementMHXCarteret58 min
Jun 7, 3:52 AM EDTSpecial Marine WarningMHX53 min
Jun 7, 3:56 AM EDTSpecial Weather StatementMHXCraven, Onslow64 min
Jun 7, 4:04 AM EDTSpecial Marine WarningMHX56 min
Jun 7, 4:09 AM EDTTornado WarningMHXJones, Onslow51 min
Jun 7, 4:27 AM EDTSpecial Weather StatementMHXBeaufort, Craven48 min
Jun 7, 4:38 AM EDTSpecial Weather StatementMHXCarteret22 min
Jun 7, 4:57 AM EDTTornado WarningMHXCarteret, Craven, Jones, Onslow48 min
Jun 7, 5:18 AM EDTSpecial Marine WarningMHX87 min
Jun 7, 5:51 AM EDTTornado WarningMHXCarteret39 min
Jun 7, 6:19 AM EDTSpecial Weather StatementMHXMartin56 min
Jun 7, 6:23 AM EDTSpecial Weather StatementMHXHyde, Tyrrell, Washington67 min
Jun 7, 6:35 AM EDTSpecial Weather StatementMHXDare55 min
Jun 7, 6:45 AM EDTSpecial Marine WarningMHX2 hr
Jun 7, 7:00 AM EDTAreal Flood AdvisoryMHXBeaufort, Martin90 min
Jun 7, 7:08 AM EDTSpecial Weather StatementMHXDare, Hyde, Tyrrell52 min
Jun 7, 8:06 AM EDTTornado WarningMHXDare, Hyde39 min
Jun 7, 8:20 AM EDTSpecial Marine WarningMHX25 min
Jun 7, 8:51 AM EDTSpecial Weather StatementMHXTyrrell54 min
Jun 7, 8:52 AM EDTSpecial Marine WarningMHX38 min
Jun 7, 9:03 AM EDTAreal Flood AdvisoryMHXDuplin3 hr
Jun 7, 10:29 AM EDTSpecial Weather StatementMHXGreene61 min
Jun 7, 1:50 PM EDTSpecial Weather StatementMHXHyde55 min

Nearby

Tornado Warnings in North Carolina, 2013Every tornado warning in 2013Tornadoes in 2013

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.