Alert archive / North Carolina / Special Weather Statements in 2015

Special Weather Statement, NWS Newport/Morehead City, NC

April 20, 2015Beaufort County, Martin County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at Apr 20, 2015, 3:30 AM EDT for Beaufort County, Martin County, North Carolina. It was in force for 60 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 20, 2015, 3:30 AM EDT (07:30 UTC)
Expired: Apr 20, 2015, 4:30 AM EDT
In force: 60 min
Issued by: NWS Newport/Morehead City, NC

Counties Beaufort County, NC, Martin County, NC

The radar

The Morehead City radar (KMHX), 98 km from the middle of the area, began a volume at 07:30 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, 7.5 hours before the alert went out and 97 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: 202 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 586 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 80 m²/s²
0-3 km storm-relative helicity: 224 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.8

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 Apr 19, 6:21 PM EDT, 9 hours 9 minutes earlier.

Area forecast discussion, Apr 19, 6:21 PM EDT, 9 hours 9 minutes before

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Hazardous weather outlook, Apr 19, 5:50 AM EDT, 21 hours 40 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 19, 9:50 PM EDT	Special Weather Statement	MHX	Duplin, Greene, Lenoir	55 min
Apr 20, 1:12 AM EDT	Special Weather Statement	MHX	Duplin	63 min
Apr 20, 1:37 AM EDT	Special Weather Statement	MHX	Greene, Lenoir	53 min
Apr 20, 2:32 AM EDT	Special Weather Statement	MHX	Greene, Lenoir, Martin, Pitt	58 min
Apr 20, 4:34 AM EDT	Special Weather Statement	MHX	Beaufort	26 min
Apr 20, 5:40 AM EDT	Special Weather Statement	MHX	Tyrrell	20 min
Apr 20, 10:39 AM EDT	River Flood Warning	MHX	Pitt	7 days

Nearby

Special Weather Statements in North Carolina, 2015 Every special weather statement in 2015

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.