Alert archive / Virginia / Special Weather Statements in 2017

Special Weather Statement, NWS Blacksburg, VA

July 14, 2017Bedford County, Virginia

NWS Blacksburg, VA issued this special weather statement at Jul 14, 2017, 6:44 PM EDT for Bedford County, Virginia. It was in force for 31 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 14, 2017, 6:44 PM EDT (22:44 UTC)
Expired: Jul 14, 2017, 7:15 PM EDT
In force: 31 min
Issued by: NWS Blacksburg, VA

County Bedford County, VA

The radar

The Roanoke radar (KFCX), 97 km from the middle of the area, began a volume at 22:45 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, 10.7 hours before the alert went out and 162 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: 419 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 1227 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 79 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Blacksburg, VA wrote its last area forecast discussion before this special weather statement went out at Jul 14, 2:48 PM EDT, 3 hours 56 minutes earlier.

Area forecast discussion, Jul 14, 2:48 PM EDT, 3 hours 56 minutes before

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Hazardous weather outlook, Jul 14, 1:50 PM EDT, 4 hours 54 minutes before

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In the hours before

Special weather statement, Jul 14, 5:29 PM EDT, 1 hour 15 minutes before

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Special weather statement, Jul 14, 5:50 PM EDT, 54 minutes before

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Special weather statement, Jul 14, 6:12 PM EDT, 32 minutes before

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Special weather statement, Jul 14, 6:19 PM EDT, 25 minutes before

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Special weather statement, Jul 14, 6:27 PM EDT, 17 minutes before

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Special weather statement, Jul 14, 6:44 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 14, 9:09 AM EDT	Special Weather Statement	RNK	Tazewell	66 min
Jul 14, 10:19 AM EDT	Special Weather Statement	RNK	Smyth	41 min
Jul 14, 10:42 AM EDT	Special Weather Statement	RNK	Pulaski	48 min
Jul 14, 12:23 PM EDT	Special Weather Statement	RNK	Patrick	37 min
Jul 14, 12:37 PM EDT	Special Weather Statement	RNK	Henry	23 min
Jul 14, 12:46 PM EDT	Special Weather Statement	RNK	Bedford	59 min
Jul 14, 12:53 PM EDT	Severe Thunderstorm Warning	RNK	Franklin, Henry, Patrick, City of Martinsville	67 min
Jul 14, 1:13 PM EDT	Special Weather Statement	RNK	Pittsylvania	47 min
Jul 14, 1:43 PM EDT	Special Weather Statement	RNK	Henry	62 min
Jul 14, 2:04 PM EDT	Special Weather Statement	RNK	City of Danville	41 min
Jul 14, 2:26 PM EDT	Special Weather Statement	RNK	Halifax	34 min
Jul 14, 2:30 PM EDT	Special Weather Statement	RNK	Campbell	30 min
Jul 14, 4:54 PM EDT	Special Weather Statement	RNK	Floyd	36 min
Jul 14, 5:12 PM EDT	Special Weather Statement	RNK	Alleghany, City of Covington	33 min
Jul 14, 5:29 PM EDT	Areal Flood Advisory	RNK	Carroll, Floyd	3 hr
Jul 14, 5:50 PM EDT	Special Weather Statement	RNK	Rockbridge, City of Buena Vista, City of Lexington	25 min
Jul 14, 6:12 PM EDT	Special Weather Statement	RNK	Amherst, City of Buena Vista	33 min
Jul 14, 6:27 PM EDT	Special Weather Statement	RNK	Carroll	18 min
Jul 14, 6:46 PM EDT	Special Weather Statement	RNK	Amherst	29 min
Jul 14, 6:48 PM EDT	Special Weather Statement	RNK	Carroll	27 min
Jul 14, 7:12 PM EDT	Special Weather Statement	RNK	Patrick	33 min
Jul 14, 7:22 PM EDT	Special Weather Statement	RNK	City of Lynchburg	23 min
Jul 14, 12:42 PM EDT	Special Weather Statement	RNK	Surry	48 min
Jul 14, 1:22 PM EDT	Special Weather Statement	RNK	Stokes	38 min
Jul 14, 1:57 PM EDT	Special Weather Statement	RNK	Surry	33 min
Jul 14, 2:18 PM EDT	Special Weather Statement	RNK	Caswell, Rockingham	72 min
Jul 14, 2:37 PM EDT	Special Weather Statement	RNK	Wilkes	23 min
Jul 14, 2:50 PM EDT	Special Weather Statement	RNK	Surry	25 min
Jul 14, 5:29 PM EDT	Special Weather Statement	RNK	Caldwell	31 min
Jul 14, 6:19 PM EDT	Special Weather Statement	RNK	Alleghany	26 min

Nearby

Special Weather Statements in Virginia, 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.