Alert archive / North Carolina / Mesoscale Discussions in 2006

Mesoscale Discussion 2222

November 16, 200632 counties in North Carolina; 27 counties in Virginia

The Storm Prediction Center issued this mesoscale discussion at Nov 16, 2006, 6:42 AM EST for 32 counties in North Carolina; 27 counties in Virginia. It was in force for 93 min.

The area

The outline as issued.

The facts

Issued
Nov 16, 2006, 6:42 AM EST (11:42 UTC)
Expired
Nov 16, 2006, 8:15 AM EST
In force
93 min
Issued by
the Storm Prediction Center
All 59 counties

Beaufort County, NC, Bertie County, NC, Brunswick County, NC, Camden County, NC, Carteret County, NC, Chowan County, NC, Craven County, NC, Currituck County, NC, Dare County, NC, Duplin County, NC, Edgecombe County, NC, Gates County, NC, Greene County, NC, Halifax County, NC, Hertford County, NC, Hyde County, NC, Jones County, NC, Lenoir County, NC, Martin County, NC, New Hanover County, NC, Northampton County, NC, Onslow County, NC, Pamlico County, NC, Pasquotank County, NC, Pender County, NC, Perquimans County, NC, Pitt County, NC, Sampson County, NC, Tyrrell County, NC, Washington County, NC, Wayne County, NC, Wilson County, NC, Charles City County, VA, City of Chesapeake, VA, City of Colonial Heights, VA, City of Emporia, VA, City of Franklin, VA, City of Hampton, VA, City of Hopewell, VA, City of Newport News, VA, City of Norfolk, VA, City of Petersburg, VA, City of Poquoson, VA, City of Portsmouth, VA, City of Suffolk, VA, City of Virginia Beach, VA, City of Williamsburg, VA, Dinwiddie County, VA, Gloucester County, VA, Greensville County, VA, Isle of Wight County, VA, James City County, VA, Mathews County, VA, Northampton County, VA, Prince George County, VA, Southampton County, VA, Surry County, VA, Sussex County, VA, York County, VA

The radar

The Morehead City radar (KMHX), 70 km from the middle of the area, began a volume at 11:45 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 11.7 hours before the alert went out and 70 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 2006-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 00:00Z on 2006-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 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
5 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
935 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
129 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.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 15, 9:14 PM ESTMesoscale DiscussionSPCBrunswick, Columbus61 min
Nov 15, 11:58 PM ESTTornado WatchSPCAnson, Bladen, Brunswick, Chatham, Columbus, Cumberland and 18 more8 hr
Nov 16, 12:32 AM ESTMesoscale DiscussionSPCStanly, Union58 min
Nov 16, 2:28 AM ESTTornado WatchSPCAlamance, Caswell, Durham, Edgecombe, Franklin, Granville and 7 more9 hr
Nov 16, 3:17 AM ESTMesoscale DiscussionSPCAlamance, Beaufort, Bertie, Bladen, Brunswick, Camden and 46 more118 min
Nov 16, 4:38 AM ESTTornado WatchSPCBertie, Camden, Chowan, Currituck, Gates, Hertford and 2 more6 hr
Nov 16, 7:17 AM ESTMesoscale DiscussionSPCAlamance, Anson, Caswell, Chatham, Cumberland, Davidson and 22 more118 min
Nov 16, 7:51 AM ESTTornado WatchSPCBladen, Brunswick, Chatham, Columbus, Cumberland, Harnett and 13 more6 hr
Nov 16, 10:16 AM ESTMesoscale DiscussionSPCBeaufort, Bertie, Camden, Carteret, Chowan, Craven and 23 more59 min
Nov 16, 10:44 AM ESTTornado WatchSPCBeaufort, Bertie, Camden, Carteret, Chowan, Craven and 23 more7 hr
Nov 16, 3:11 PM ESTMesoscale DiscussionSPCCamden, Carteret, Chowan, Currituck, Dare, Gates and 6 more94 min

Nearby

Mesoscale Discussions in North Carolina, 2006Mesoscale Discussions in Virginia, 2006Every mesoscale discussion in 2006

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.