Alert archive / Virginia / Special Weather Statements in 2019

Special Weather Statement, NWS Blacksburg, VA

July 4, 2019Wythe County, Virginia

NWS Blacksburg, VA issued this special weather statement at Jul 4, 2019, 3:21 PM EDT for Wythe County, Virginia. It was in force for 24 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 4, 2019, 3:21 PM EDT (19:21 UTC)
Expired: Jul 4, 2019, 3:45 PM EDT
In force: 24 min
Issued by: NWS Blacksburg, VA

County Wythe County, VA

The radar

The Roanoke radar (KFCX), 56 km from the middle of the area, began a volume at 19:21 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

Roanoke, VA (KRNK), launched 12:00Z, 7.4 hours before the alert went out and 127 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: 194 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 1066 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 30 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 4, 3:20 PM EDT, 1 minute earlier.

Area forecast discussion, Jul 4, 3:20 PM EDT, 1 minute before

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Hazardous weather outlook, Jul 4, 3:16 PM EDT, 5 minutes before

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In the hours before

Special weather statement, Jul 4, 3:03 PM EDT, 18 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
303 PM EDT Thu Jul 4 2019

WVZ043-041930-
Summers-
303 PM EDT Thu Jul 4 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SUMMERS COUNTY...

Until 330 PM EDT.

At 302 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Hinton to near Ballengee. Movement
was east at 10 mph.

Winds in excess of 30 mph are possible with these storms.

Locations impacted include...
Hinton...
Talcott...
Ballengee...
Hix...
and Bluestone Dam.

Torrential rainfall at the rate of three to four inches per hour is
also occurring with these storms, and may cause localized flooding.
Do not drive your vehicle through flooded roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3778 8084 3764 8071 3756 8077 3757 8078
      3771 8098 3771 8094 3770 8090 3767 8090
      3768 8088 3769 8088 3770 8089 3773 8090
      3774 8092
TIME...MOT...LOC 1902Z 253DEG 8KT 3769 8093 3758 8077

DS

Special weather statement, Jul 4, 3:05 PM EDT, 16 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
305 PM EDT Thu Jul 4 2019

NCZ006-VAZ044-045-058-041945-
Caswell-Halifax-Campbell-Pittsylvania-
305 PM EDT Thu Jul 4 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT CASWELL, HALIFAX,
CAMPBELL, AND PITTSYLVANIA COUNTIES...

Until 345 PM EDT.

At 304 PM EDT, radar indicated strong thunderstorms were located
along a line extending from Straightstone to Ingram to near Ringgold.
Movement was northeast at 15 mph.

Winds in excess of 40 mph and half inch hail are possible with these
storms.

Locations impacted include...
Turbeville...
Ingram...
Mt Airy...
Milton...
and Cody.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3648 7930 3663 7926 3694 7921 3721 7897
      3654 7900 3654 7914 3647 7914
TIME...MOT...LOC 1904Z 213DEG 12KT 3704 7914 3676 7918 3662 7923

VFJ

Special weather statement, Jul 4, 3:05 PM EDT, 16 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
305 PM EDT Thu Jul 4 2019

VAZ024-041930-
Rockbridge-
305 PM EDT Thu Jul 4 2019

...A STRONG THUNDERSTORM WILL AFFECT ROCKBRIDGE COUNTY...

Until 330 PM EDT.

At 305 PM EDT, a strong thunderstorm was located over Montebello,
moving east at 15 mph.

Winds in excess of 40 mph and half inch hail are possible with this
storm.

Locations impacted include...
Vesuvius.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 3792 7919 3789 7915 3785 7915 3782 7916
      3780 7918 3792 7929 3794 7923
TIME...MOT...LOC 1905Z 255DEG 12KT 3786 7917

DS

Special weather statement, Jul 4, 3:12 PM EDT, 9 minutes before

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Special weather statement, Jul 4, 3:16 PM EDT, 5 minutes before

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Special weather statement, Jul 4, 3:21 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 3, 8:55 PM EDT	Special Weather Statement	RNK	Buckingham	35 min
Jul 4, 11:33 AM EDT	Special Weather Statement	RNK	Henry	42 min
Jul 4, 12:14 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	46 min
Jul 4, 12:49 PM EDT	Special Weather Statement	RNK	Floyd	26 min
Jul 4, 1:13 PM EDT	Special Weather Statement	RNK	Franklin	32 min
Jul 4, 1:25 PM EDT	Severe Thunderstorm Warning	RNK	Bedford, Franklin, Pittsylvania	50 min
Jul 4, 1:37 PM EDT	Special Weather Statement	RNK	Pittsylvania	38 min
Jul 4, 1:49 PM EDT	Special Weather Statement	RNK	City of Roanoke, City of Salem	26 min
Jul 4, 1:51 PM EDT	Special Weather Statement	RNK	Charlotte	39 min
Jul 4, 2:14 PM EDT	Special Weather Statement	RNK	Halifax	31 min
Jul 4, 2:16 PM EDT	Areal Flood Advisory	RNK	Grayson, Smyth	89 min
Jul 4, 2:18 PM EDT	Special Weather Statement	RNK	Pittsylvania	42 min
Jul 4, 2:34 PM EDT	Special Weather Statement	RNK	City of Danville	41 min
Jul 4, 2:51 PM EDT	Special Weather Statement	RNK	Campbell	24 min
Jul 4, 3:05 PM EDT	Special Weather Statement	RNK	Halifax	40 min
Jul 4, 3:06 PM EDT	Flash Flood Warning	RNK	Halifax, Pittsylvania	116 min
Jul 4, 3:12 PM EDT	Special Weather Statement	RNK	Buckingham	63 min
Jul 4, 3:15 PM EDT	Severe Thunderstorm Warning	RNK	Buckingham	45 min
Jul 4, 3:16 PM EDT	Special Weather Statement	RNK	City of Buena Vista	14 min
Jul 4, 3:22 PM EDT	Special Weather Statement	RNK	Giles	23 min
Jul 4, 3:26 PM EDT	Special Weather Statement	RNK	Appomattox	34 min
Jul 4, 3:35 PM EDT	Special Weather Statement	RNK	Amherst	25 min
Jul 4, 3:48 PM EDT	Special Weather Statement	RNK	Campbell	27 min
Jul 4, 3:50 PM EDT	Special Weather Statement	RNK	Pulaski	25 min
Jul 4, 3:51 PM EDT	Special Weather Statement	RNK	City of Radford	24 min
Jul 4, 3:58 PM EDT	Special Weather Statement	RNK	City of Lynchburg	17 min
Jul 4, 4:22 PM EDT	Areal Flood Advisory	RNK	Amherst	113 min
Jul 4, 4:31 PM EDT	Special Weather Statement	RNK	Montgomery	14 min
Jul 4, 4:34 PM EDT	Special Weather Statement	RNK	Amherst	26 min
Jul 4, 4:46 PM EDT	Special Weather Statement	RNK	Montgomery	14 min
Jul 4, 5:03 PM EDT	Special Weather Statement	RNK	City of Buena Vista	27 min
Jul 4, 5:09 PM EDT	Special Weather Statement	RNK	Bath	21 min
Jul 4, 5:32 PM EDT	Special Weather Statement	RNK	Bath	13 min
Jul 4, 5:42 PM EDT	Special Weather Statement	RNK	Bland	18 min
Jul 4, 5:43 PM EDT	Special Weather Statement	RNK	Bland	17 min
Jul 4, 5:47 PM EDT	Special Weather Statement	RNK	Bath	13 min
Jul 4, 5:52 PM EDT	Areal Flood Advisory	RNK	Bath	113 min
Jul 4, 5:54 PM EDT	Special Weather Statement	RNK	Floyd	21 min
Jul 4, 6:03 PM EDT	Special Weather Statement	RNK	Bland	27 min
Jul 4, 6:05 PM EDT	Special Weather Statement	RNK	Alleghany	25 min
Jul 4, 6:34 PM EDT	Special Weather Statement	RNK	Bath	26 min
Jul 4, 7:01 PM EDT	Special Weather Statement	RNK	Patrick	29 min
Jul 4, 7:27 PM EDT	Special Weather Statement	RNK	City of Salem	18 min
Jul 4, 7:59 PM EDT	Special Weather Statement	RNK	Franklin	16 min
Jul 4, 1:04 AM EDT	Special Weather Statement	RNK	Wilkes	56 min
Jul 4, 1:29 AM EDT	Areal Flood Advisory	RNK	Wilkes	3 hr
Jul 4, 10:50 AM EDT	Special Weather Statement	RNK	Stokes	25 min
Jul 4, 1:56 PM EDT	Special Weather Statement	RNK	Caswell	34 min
Jul 4, 2:19 PM EDT	Special Weather Statement	RNK	Surry	26 min
Jul 4, 2:54 PM EDT	Special Weather Statement	RNK	Watauga	21 min
Jul 4, 3:30 PM EDT	Special Weather Statement	RNK	Caswell	15 min
Jul 4, 4:13 PM EDT	Special Weather Statement	RNK	Surry	32 min
Jul 4, 5:27 PM EDT	Special Weather Statement	RNK	Alexander	18 min
Jul 4, 5:30 PM EDT	Special Weather Statement	RNK	Wilkes	15 min
Jul 4, 5:40 PM EDT	Severe Thunderstorm Warning	RNK	Surry	35 min
Jul 4, 5:53 PM EDT	Special Weather Statement	RNK	Wilkes	22 min
Jul 4, 6:16 PM EDT	Special Weather Statement	RNK	Surry, Yadkin	14 min
Jul 4, 1:33 PM EDT	Special Weather Statement	RNK	Mercer	27 min
Jul 4, 2:28 PM EDT	Special Weather Statement	RNK	Summers	32 min
Jul 4, 3:03 PM EDT	Special Weather Statement	RNK	Summers	27 min
Jul 4, 6:59 PM EDT	Special Weather Statement	RNK	Mercer	16 min

Nearby

Special Weather Statements in Virginia, 2019 Every special weather statement in 2019

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.