Alert archive / North Carolina / Special Weather Statements in 2018

Special Weather Statement, NWS Newport/Morehead City, NC

April 16, 2018Dare County, Hyde County, Tyrrell County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at Apr 16, 2018, 3:49 AM EDT for Dare County, Hyde County, Tyrrell County, North Carolina. It was in force for 56 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: Apr 16, 2018, 3:49 AM EDT (07:49 UTC)
Expired: Apr 16, 2018, 4:45 AM EDT
In force: 56 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), 87 km from the middle of the area, began a volume at 07:52 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, 7.8 hours before the alert went out and 87 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: 584 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 610 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 269 m²/s²
0-3 km storm-relative helicity: 298 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 5.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Apr 16, 12:39 AM EDT, 3 hours 10 minutes earlier.

Area forecast discussion, Apr 16, 12:39 AM EDT, 3 hours 10 minutes before

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Hazardous weather outlook, Apr 16, 3:44 AM EDT, 5 minutes before

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In the hours before

Special weather statement, Apr 15, 11:31 PM EDT, 4 hours 18 minutes before

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Special weather statement, Apr 16, 12:30 AM EDT, 3 hours 19 minutes before

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Special weather statement, Apr 16, 1:39 AM EDT, 2 hours 10 minutes before

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Special weather statement, Apr 16, 2:48 AM EDT, 1 hour 1 minute before

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Special weather statement, Apr 16, 3:49 AM EDT, 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
Apr 15, 8:22 PM EDT	Beach Hazards Statement	MHX		24 hr
Apr 15, 10:30 PM EDT	Severe Thunderstorm Warning	MHX	Duplin	60 min
Apr 15, 11:31 PM EDT	Special Weather Statement	MHX	Greene, Jones, Lenoir, Onslow, Pitt	59 min
Apr 15, 11:39 PM EDT	Special Marine Warning	MHX		66 min
Apr 16, 12:30 AM EDT	Special Weather Statement	MHX	Beaufort, Craven, Jones, Martin, Pamlico, Pitt	60 min
Apr 16, 12:42 AM EDT	Special Marine Warning	MHX		48 min
Apr 16, 1:39 AM EDT	Special Weather Statement	MHX	Beaufort, Carteret, Pamlico, Washington	66 min
Apr 16, 2:48 AM EDT	Special Weather Statement	MHX	Carteret, Pamlico, Washington	57 min
Apr 16, 3:56 AM EDT	Special Marine Warning	MHX		94 min

Nearby

Special Weather Statements in North Carolina, 2018 Every special weather statement in 2018

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.