Alert archive / North Carolina / Special Weather Statements in 2016

Special Weather Statement, NWS Blacksburg, VA

July 5, 2016Rockingham County, North Carolina

NWS Blacksburg, VA issued this special weather statement at Jul 5, 2016, 2:50 PM EDT for Rockingham County, North Carolina. It was in force for 40 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 5, 2016, 2:50 PM EDT (18:50 UTC)
Expired: Jul 5, 2016, 3:30 PM EDT
In force: 40 min
Issued by: NWS Blacksburg, VA

County Rockingham County, NC

The radar

The Roanoke radar (KFCX), 83 km from the middle of the area, began a volume at 18:53 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.8 hours before the alert went out and 29 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: 427 J/kg
Mixed-layer CIN: -108 J/kg
Mixed-layer LCL: 1117 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 72 m²/s²
0-3 km storm-relative helicity: 97 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.8

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 Blacksburg, VA wrote its last area forecast discussion before this special weather statement went out at Jul 5, 1:43 PM EDT, 1 hour 7 minutes earlier.

Area forecast discussion, Jul 5, 1:43 PM EDT, 1 hour 7 minutes before

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Hazardous weather outlook, Jul 5, 4:24 AM EDT, 10 hours 26 minutes before

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In the hours before

Local storm report, Jul 5, 10:53 AM EDT, 3 hours 57 minutes before

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Local storm report, Jul 5, 12:27 PM EDT, 2 hours 23 minutes before

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Local storm report, Jul 5, 12:32 PM EDT, 2 hours 18 minutes before

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Special weather statement, Jul 5, 2:50 PM EDT, 0 minutes before

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The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 4, 8:00 PM EDT	Special Weather Statement	RNK	Tazewell	60 min
Jul 4, 8:03 PM EDT	Special Weather Statement	RNK	Wythe	27 min
Jul 4, 8:08 PM EDT	Special Weather Statement	RNK	Bath	67 min
Jul 4, 8:25 PM EDT	Severe Thunderstorm Warning	RNK	Bland, Tazewell	65 min
Jul 4, 8:35 PM EDT	Special Weather Statement	RNK	Pulaski	55 min
Jul 4, 8:48 PM EDT	Special Weather Statement	RNK	Bland, Smyth	42 min
Jul 4, 9:04 PM EDT	Special Weather Statement	RNK	Montgomery, City of Radford	56 min
Jul 4, 9:04 PM EDT	Severe Thunderstorm Warning	RNK	Bland, Giles, Pulaski, Wythe	41 min
Jul 4, 9:32 PM EDT	Severe Thunderstorm Warning	RNK	Grayson, Smyth	58 min
Jul 4, 9:36 PM EDT	Severe Thunderstorm Warning	RNK	Craig, Giles, Montgomery, Pulaski, Roanoke, City of Radford	39 min
Jul 4, 9:47 PM EDT	Special Weather Statement	RNK	Pulaski	43 min
Jul 4, 9:59 PM EDT	Severe Thunderstorm Warning	RNK	Alleghany, City of Covington	49 min
Jul 4, 10:12 PM EDT	Severe Thunderstorm Warning	RNK	Floyd, Franklin, Montgomery, Roanoke	63 min
Jul 4, 10:17 PM EDT	Special Weather Statement	RNK	Carroll, Pulaski, City of Galax	58 min
Jul 4, 10:25 PM EDT	Special Weather Statement	RNK	City of Roanoke, City of Salem	65 min
Jul 4, 10:28 PM EDT	Severe Thunderstorm Warning	RNK	Carroll, Floyd, Pulaski, Wythe	62 min
Jul 4, 10:36 PM EDT	Special Weather Statement	RNK	Bedford	39 min
Jul 4, 10:38 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	67 min
Jul 4, 11:00 PM EDT	Severe Thunderstorm Warning	RNK	Amherst, Bedford, Campbell, Franklin, Pittsylvania, City of Lynchburg	45 min
Jul 4, 11:39 PM EDT	Severe Thunderstorm Warning	RNK	Campbell, Charlotte, Halifax, Pittsylvania, City of Danville	96 min
Jul 4, 11:52 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	53 min
Jul 5, 12:51 AM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	54 min
Jul 5, 1:25 AM EDT	Special Weather Statement	RNK	Charlotte, Halifax, City of Danville	50 min
Jul 5, 3:46 PM EDT	Special Weather Statement	RNK	Halifax	29 min
Jul 5, 4:22 PM EDT	Special Weather Statement	RNK	Halifax	53 min
Jul 4, 8:11 PM EDT	Special Weather Statement	RNK	Yadkin	34 min
Jul 4, 9:28 PM EDT	Special Weather Statement	RNK	Ashe	62 min
Jul 4, 9:43 PM EDT	Special Weather Statement	RNK	Wilkes	62 min
Jul 4, 9:51 PM EDT	Special Weather Statement	RNK	Stokes	54 min
Jul 4, 9:58 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry	62 min
Jul 4, 10:48 PM EDT	Special Weather Statement	RNK	Watauga	57 min
Jul 5, 3:40 PM EDT	Special Weather Statement	RNK	Yadkin	50 min
Jul 4, 9:49 PM EDT	Special Weather Statement	RNK	Greenbrier	56 min
Jul 5, 6:35 PM EDT	Special Weather Statement	RNK	Greenbrier	55 min

Nearby

Special Weather Statements in North Carolina, 2016 Every special weather statement in 2016

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.