Alert archive / North Carolina / Special Weather Statements in 2011

Special Weather Statement, NWS Newport/Morehead City, NC

December 7, 2011Dare County, Hyde County, Tyrrell County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at Dec 7, 2011, 8:41 PM EST for Dare County, Hyde County, Tyrrell County, North Carolina. It was in force for 34 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: Dec 7, 2011, 8:41 PM EST (01:41 UTC)
Expired: Dec 7, 2011, 9:15 PM EST
In force: 34 min
Issued by: NWS Newport/Morehead City, NC

Counties Dare County, NC, Hyde County, NC, Tyrrell County, NC

The radar

The Morehead City radar (KMHX), 134 km from the middle of the area, began a volume at 01:41 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.7 hours before the alert went out and 253 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1074 m above ground
0-6 km bulk shear: 88 kt
0-1 km storm-relative helicity: 197 m²/s²
0-3 km storm-relative helicity: 210 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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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Newport/Morehead City, NC wrote its last area forecast discussion before this special weather statement went out at Dec 7, 6:51 PM EST, 1 hour 50 minutes earlier.

Area forecast discussion, Dec 7, 6:51 PM EST, 1 hour 50 minutes before

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Hazardous weather outlook, Dec 7, 2:55 PM EST, 5 hours 46 minutes before

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In the hours before

Special weather statement, Dec 7, 5:16 PM EST, 3 hours 25 minutes before

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Special weather statement, Dec 7, 5:56 PM EST, 2 hours 45 minutes before

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Special weather statement, Dec 7, 6:52 PM EST, 1 hour 49 minutes before

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Special weather statement, Dec 7, 7:48 PM EST, 53 minutes before

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Special weather statement, Dec 7, 8:36 PM EST, 5 minutes before

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Special weather statement, Dec 7, 8:41 PM EST, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 7, 7:48 PM EST	Special Weather Statement	MHX	Beaufort, Carteret, Craven, Hyde, Pamlico, Tyrrell and 1 more	57 min
Dec 7, 8:36 PM EST	Special Weather Statement	MHX	Hyde	54 min
Dec 7, 9:14 PM EST	Special Weather Statement	MHX	Dare	31 min
Dec 8, 5:02 AM EST	Small Craft Advisory	MHX		13 hr

Nearby

Special Weather Statements in North Carolina, 2011 Every special weather statement 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.