Alert archive / Virginia / Special Weather Statements in 2013

Special Weather Statement, NWS Blacksburg, VA

June 25, 2013Pittsylvania County, Virginia

NWS Blacksburg, VA issued this special weather statement at Jun 25, 2013, 1:13 PM EDT for Pittsylvania County, Virginia. It was in force for 62 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: Jun 25, 2013, 1:13 PM EDT (17:13 UTC)
Expired: Jun 25, 2013, 2:15 PM EDT
In force: 62 min
Issued by: NWS Blacksburg, VA

County Pittsylvania County, VA

The radar

The Roanoke radar (KFCX), 71 km from the middle of the area, began a volume at 17:16 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, 5.2 hours before the alert went out and 110 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: 1169 J/kg
Mixed-layer CIN: -58 J/kg
Mixed-layer LCL: 794 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 36 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 Blacksburg, VA wrote its last area forecast discussion before this special weather statement went out at Jun 25, 12:14 PM EDT, 59 minutes earlier.

Area forecast discussion, Jun 25, 12:14 PM EDT, 59 minutes before

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Hazardous weather outlook, Jun 25, 10:03 AM EDT, 3 hours 10 minutes before

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In the hours before

Special weather statement, Jun 25, 12:25 PM EDT, 48 minutes before

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Special weather statement, Jun 25, 1:03 PM EDT, 10 minutes before

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Special weather statement, Jun 25, 1:05 PM EDT, 8 minutes before

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Special weather statement, Jun 25, 1:13 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
Jun 25, 12:25 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	35 min
Jun 25, 1:03 PM EDT	Special Weather Statement	RNK	Henry	27 min
Jun 25, 1:05 PM EDT	Special Weather Statement	RNK	Patrick	40 min
Jun 25, 1:58 PM EDT	Special Weather Statement	RNK	Tazewell	62 min
Jun 25, 2:47 PM EDT	Special Weather Statement	RNK	Campbell	58 min
Jun 25, 3:51 PM EDT	Special Weather Statement	RNK	Grayson	54 min
Jun 25, 4:54 PM EDT	Special Weather Statement	RNK	Carroll	36 min
Jun 25, 5:02 PM EDT	Special Weather Statement	RNK	Floyd	58 min
Jun 25, 5:17 PM EDT	Special Weather Statement	RNK	Grayson	43 min
Jun 25, 5:36 PM EDT	Severe Thunderstorm Warning	RNK	Carroll, City of Galax	39 min
Jun 25, 6:14 PM EDT	Severe Thunderstorm Warning	RNK	Carroll, Grayson, Patrick	61 min
Jun 25, 6:34 PM EDT	Severe Thunderstorm Warning	RNK	Carroll, Floyd, Patrick	56 min
Jun 25, 4:13 PM EDT	Special Weather Statement	RNK	Wilkes	62 min
Jun 25, 5:28 PM EDT	Special Weather Statement	RNK	Surry	62 min

Nearby

Special Weather Statements in Virginia, 2013 Every special weather statement in 2013

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.