Alert archive / North Carolina / Tornado Warnings in 2012

Tornado Warning 10, NWS Newport/Morehead City, NC

August 24, 2012Carteret County, Hyde County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Aug 24, 2012, 9:52 PM EDT for Carteret County, Hyde County, North Carolina. It was in force for 53 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 24, 2012, 9:52 PM EDT (01:52 UTC)
Expired: Aug 24, 2012, 10:45 PM EDT
In force: 53 min
Issued by: NWS Newport/Morehead City, NC
Area: Storm-based polygon

Counties Carteret County, NC, Hyde County, NC

The radar

The Morehead City radar (KMHX), 67 km from the middle of the area, began a volume at 01:55 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, 1.9 hours before the alert went out and 67 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: 952 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 483 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 70 m²/s²
0-3 km storm-relative helicity: 191 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.0

Open this sounding in Storm Lab

The text

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

317 
WFUS52 KMHX 250152
TORMHX
NCC031-095-250245-
/O.NEW.KMHX.TO.W.0010.120825T0152Z-120825T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
952 PM EDT FRI AUG 24 2012

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* TORNADO WARNING FOR...
  OUTER BANKS HYDE COUNTY IN EASTERN NORTH CAROLINA
  NORTHEASTERN CARTERET COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 1045 PM EDT

* AT 950 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 9 MILES EAST OF LOLA...OR 12 MILES SOUTHEAST OF CEDAR
  ISLAND...MOVING NORTHEAST AT 15 MPH. QUARTER SIZE HAIL IS ALSO
  LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  PORTSMOUTH VILLAGE...
  OCRACOKE...

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.

&&

LAT...LON 3489 7625 3492 7627 3493 7633 3498 7629
      3493 7628 3491 7625 3496 7621 3498 7624
      3497 7627 3501 7626 3499 7620 3496 7620
      3505 7609 3510 7607 3511 7607 3508 7606
      3510 7604 3506 7603
TIME...MOT...LOC 0152Z 207DEG 13KT 3494 7613

$$

5

1 follow-up statement

877 
WWUS52 KMHX 250226
SVSMHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1026 PM EDT FRI AUG 24 2012

NCC031-250236-
/O.CAN.KMHX.TO.W.0010.000000T0000Z-120825T0245Z/
CARTERET NC-
1026 PM EDT FRI AUG 24 2012

...THE TORNADO WARNING FOR NORTHEASTERN CARTERET 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 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.

LAT...LON 3519 7576 3520 7579 3518 7582 3512 7598
      3511 7599 3510 7599 3506 7602 3506 7600
      3512 7592 3516 7582 3518 7577
TIME...MOT...LOC 0226Z 207DEG 13KT 3504 7604

$$

NCC095-250245-
/O.CON.KMHX.TO.W.0010.000000T0000Z-120825T0245Z/
OUTER BANKS HYDE NC-
1026 PM EDT FRI AUG 24 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR OUTER
BANKS HYDE COUNTY...

AT 1023 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 7 MILES SOUTHWEST OF
OCRACOKE...MOVING NORTHEAST AT 15 MPH.

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

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

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 3519 7576 3520 7579 3518 7582 3512 7598
      3511 7599 3510 7599 3506 7602 3506 7600
      3512 7592 3516 7582 3518 7577
TIME...MOT...LOC 0226Z 207DEG 13KT 3504 7604

$$

5

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 24, 8:16 PM EDT	Special Marine Warning	MHX		44 min
Aug 24, 8:29 PM EDT	Severe Thunderstorm Warning	MHX	Carteret	46 min
Aug 24, 8:35 PM EDT	Special Marine Warning	MHX		40 min
Aug 24, 8:42 PM EDT	Tornado Warning	MHX	Carteret	18 min
Aug 24, 9:13 PM EDT	Special Marine Warning	MHX		62 min
Aug 24, 10:13 PM EDT	Special Marine Warning	MHX		62 min
Aug 24, 10:47 PM EDT	Special Weather Statement	MHX	Hyde	28 min
Aug 24, 11:15 PM EDT	Special Marine Warning	MHX		60 min
Aug 24, 11:16 PM EDT	Special Weather Statement	MHX	Hyde	29 min
Aug 24, 11:50 PM EDT	Special Weather Statement	MHX	Hyde	40 min
Aug 25, 12:35 AM EDT	Special Weather Statement	MHX	Dare	55 min
Aug 25, 2:21 AM EDT	Special Weather Statement	MHX	Craven	54 min
Aug 25, 3:18 AM EDT	Special Weather Statement	MHX	Pamlico	57 min
Aug 25, 4:15 AM EDT	Special Weather Statement	MHX	Carteret, Pamlico	60 min
Aug 25, 7:14 AM EDT	Special Marine Warning	MHX		31 min

Nearby

Tornado Warnings in North Carolina, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.