Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 19, NWS Newport/Morehead City, NC

April 16, 2011Dare County, Tyrrell County, North Carolina

NWS Newport/Morehead City, NC issued this tornado warning at Apr 16, 2011, 9:16 PM EDT for Dare County, Tyrrell County, North Carolina. It was in force for 44 min. 4 reports 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 16, 2011, 9:16 PM EDT (01:16 UTC)
Expired
Apr 16, 2011, 10:00 PM EDT
In force
44 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon

Counties Dare County, NC, Tyrrell County, NC

The radar

The Morehead City radar (KMHX), 152 km from the middle of the area, began a volume at 01:18 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

TimeReportWhereRemark
Apr 16, 9:19 PM EDTTSTM WND GST 66East Lake, NCOBSERVED 57 KT WIND GUST ON THE WEATHERFLOW MESONET NETWORK
Apr 16, 9:21 PM EDTTSTM WND DMG5 Sse Columbia, NCTREES DOWN ACROSS HWY 64 NEAR BURTON SHELL RD. RELAYED FROM 911 CENTER
Apr 16, 9:34 PM EDTTSTM WND DMG5 Ene Columbia, NCTREES DOWN ACROSS HWY 64E NEAR OLD HWY 64
Apr 16, 9:36 PM EDTTSTM WND DMG6 Ene Columbia, NCTREES AND POWER POLES DOWN ON OLD HWY 64

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.

IssuedProductOfficeLasted
Apr 16, 12:02 PM EDTTornado Watch PDSSPC11 hr

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 1.3 hours before the alert went out and 152 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 2011-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2506 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 2011-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 576 square meters per square second.1939587897Sfc1 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
2506 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
466 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
576 m²/s²
0-3 km storm-relative helicity
688 m²/s²
Significant tornado parameter
9.2
Supercell composite
37.9

Open this sounding in Storm Lab

The text

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

396 
WFUS52 KMHX 170116
TORMHX
NCC055-177-170200-
/O.NEW.KMHX.TO.W.0019.110417T0116Z-110417T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
916 PM EDT SAT APR 16 2011

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* TORNADO WARNING FOR...
  TYRRELL COUNTY IN EASTERN NORTH CAROLINA
  NORTHWESTERN DARE COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 1000 PM EDT

* AT 913 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 8 MILES WEST OF GUM NECK...OR 24 MILES NORTHWEST OF
  ENGELHARD...MOVING NORTHEAST AT 55 MPH. QUARTER SIZED HAIL AND
  DAMAGING WINDS IN EXCESS OF 58 MPH ARE ALSO LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  ALLIGATOR...
  FORT LANDING...EAST LAKE...
  MASHOES...
  KITTY HAWK...COLINGTON...

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 1100 PM EDT SATURDAY EVENING
FOR EASTERN NORTH CAROLINA.

&&

LAT...LON 3600 7564 3597 7567 3601 7574 3598 7589
      3595 7572 3594 7572 3594 7579 3578 7600
      3579 7600 3593 7601 3586 7608 3575 7605
      3562 7626 3569 7627 3578 7641 3599 7614
      3596 7601 3603 7575 3612 7576
TIME...MOT...LOC 0116Z 233DEG 50KT 3578 7622

$$

8
1 follow-up statement
772 
WWUS52 KMHX 170135
SVSMHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
935 PM EDT SAT APR 16 2011

NCC055-177-170200-
/O.CON.KMHX.TO.W.0019.000000T0000Z-110417T0200Z/
TYRRELL NC-DARE NC-
935 PM EDT SAT APR 16 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
NORTHWESTERN DARE AND TYRRELL COUNTIES...

AT 932 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR FRYING PAN
LANDING...OR 23 MILES WEST OF MANNS HARBOR...MOVING NORTHEAST AT 55
MPH.

HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
QUARTER SIZED HAIL.
OTHER DAMAGING WINDS IN EXCESS OF 58 MPH.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... ALLIGATOR...
NEWFOUNDLAND...FORT LANDING...EAST LAKE...MASHOES...COLINGTON...KITTY
HAWK AND KILL DEVIL HILLS.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT SATURDAY EVENING
FOR EASTERN NORTH CAROLINA.

LAT...LON 3600 7564 3597 7567 3601 7574 3598 7589
      3595 7572 3594 7572 3594 7579 3578 7600
      3579 7600 3593 7601 3586 7608 3575 7605
      3562 7626 3569 7627 3578 7641 3599 7614
      3596 7601 3603 7575 3612 7576
TIME...MOT...LOC 0135Z 233DEG 50KT 3583 7613

$$

8

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 8:14 PM EDTTornado WarningMHXCarteret, Craven, Jones, Onslow46 min
Apr 16, 8:22 PM EDTSpecial Marine WarningMHX37 min
Apr 16, 8:23 PM EDTTornado WarningMHXBeaufort, Hyde, Tyrrell, Washington52 min
Apr 16, 8:40 PM EDTTornado WarningMHXBeaufort, Craven, Pamlico50 min
Apr 16, 9:01 PM EDTSpecial Marine WarningMHX44 min
Apr 16, 9:05 PM EDTSpecial Marine WarningMHX40 min
Apr 16, 9:26 PM EDTSpecial Marine WarningMHX64 min
Apr 16, 9:27 PM EDTTornado WarningMHXDare33 min
Apr 16, 9:39 PM EDTTornado WarningMHXDare, Hyde51 min
Apr 16, 10:23 PM EDTSevere Thunderstorm WarningMHXDare, Hyde37 min
Apr 17, 12:15 AM EDTSmall Craft AdvisoryMHX20 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.