Alert archive / North Carolina / Special Weather Statements in 2017

Special Weather Statement, NWS Raleigh, NC

July 9, 2017Wayne County, North Carolina

NWS Raleigh, NC issued this special weather statement at Jul 9, 2017, 6:43 PM EDT for Wayne County, North Carolina. It was in force for 47 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: Jul 9, 2017, 6:43 PM EDT (22:43 UTC)
Expired: Jul 9, 2017, 7:30 PM EDT
In force: 47 min
Issued by: NWS Raleigh, NC

County Wayne County, NC

The radar

The Raleigh/Durham radar (KRAX), 65 km from the middle of the area, began a volume at 22:43 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 12:00Z, 10.7 hours before the alert went out and 125 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: 78 J/kg
Mixed-layer CIN: -137 J/kg
Mixed-layer LCL: 967 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

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 Raleigh, NC wrote its last area forecast discussion before this special weather statement went out at Jul 9, 2:43 PM EDT, 4 hours earlier.

Area forecast discussion, Jul 9, 2:43 PM EDT, 4 hours before

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Hazardous weather outlook, Jul 9, 3:26 PM EDT, 3 hours 17 minutes before

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In the hours before

Special weather statement, Jul 9, 5:29 PM EDT, 1 hour 14 minutes before

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Special weather statement, Jul 9, 6:00 PM EDT, 43 minutes before

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Special weather statement, Jul 9, 6:43 PM EDT, 0 minutes before

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The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 8, 8:05 PM EDT	Special Weather Statement	RAH	Cumberland, Hoke, Richmond	55 min
Jul 8, 8:08 PM EDT	Special Weather Statement	RAH	Granville, Person, Vance	67 min
Jul 8, 8:15 PM EDT	Severe Thunderstorm Warning	RAH	Johnston	45 min
Jul 8, 8:21 PM EDT	Special Weather Statement	RAH	Orange	69 min
Jul 8, 8:27 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Johnston, Wake	48 min
Jul 8, 8:38 PM EDT	Special Weather Statement	RAH	Cumberland, Sampson	82 min
Jul 8, 8:43 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Johnston, Sampson, Wayne, Wilson	62 min
Jul 8, 8:47 PM EDT	Areal Flood Advisory	RAH	Harnett, Johnston, Wayne, Wilson	3 hr
Jul 8, 9:43 PM EDT	Severe Thunderstorm Warning	RAH	Wayne	32 min
Jul 8, 10:00 PM EDT	Special Weather Statement	RAH	Sampson	30 min
Jul 9, 5:29 PM EDT	Special Weather Statement	RAH	Sampson	46 min
Jul 9, 6:00 PM EDT	Special Weather Statement	RAH	Sampson	45 min
Jul 9, 7:15 PM EDT	Special Weather Statement	RAH	Wayne	45 min
Jul 9, 7:52 PM EDT	Special Weather Statement	RAH	Wayne	53 min

Nearby

Special Weather Statements in North Carolina, 2017 Every special weather statement in 2017

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.