Alert archive / Virginia / Special Weather Statements in 2019

Special Weather Statement, NWS Blacksburg, VA

August 1, 2019Charlotte County, Virginia

NWS Blacksburg, VA issued this special weather statement at Aug 1, 2019, 10:45 PM EDT for Charlotte County, Virginia. It was in force for 60 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: Aug 1, 2019, 10:45 PM EDT (02:45 UTC)
Expired: Aug 1, 2019, 11:45 PM EDT
In force: 60 min
Issued by: NWS Blacksburg, VA

County Charlotte County, VA

The radar

The Norfolk radar (KAKQ), 143 km from the middle of the area, began a volume at 02:46 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 00:00Z, 2.8 hours before the alert went out and 79 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: 176 J/kg
Mixed-layer CIN: -130 J/kg
Mixed-layer LCL: 1312 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 9 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 Aug 1, 9:18 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Aug 1, 9:18 PM EDT, 1 hour 27 minutes before

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Hazardous weather outlook, Aug 1, 9:20 PM EDT, 1 hour 25 minutes before

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In the hours before

Special weather statement, Aug 1, 8:45 PM EDT, 2 hours before

Special Weather Statement
National Weather Service BLACKSBURG VA
845 PM EDT Thu Aug 1 2019

VAZ034-020115-
Bedford-
845 PM EDT Thu Aug 1 2019

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN BEDFORD...

Until 915 PM EDT.

At 844 PM EDT, a strong thunderstorm was located over Forest, moving
south at 5 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Forest...
Goode...
and Timberlake.

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

LAT...LON 3725 7932 3727 7944 3746 7938 3743 7926
      3735 7926
TIME...MOT...LOC 0044Z 002DEG 6KT 3737 7932

RS

Local storm report, Aug 1, 9:37 PM EDT, 1 hour 8 minutes before

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Local storm report, Aug 1, 9:39 PM EDT, 1 hour 6 minutes before

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Local storm report, Aug 1, 9:42 PM EDT, 1 hour 3 minutes before

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Local storm report, Aug 1, 10:43 PM EDT, 2 minutes before

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Special weather statement, Aug 1, 10:45 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
Aug 1, 8:25 PM EDT	Areal Flood Advisory	RNK	City of Lynchburg	43 min
Aug 1, 8:25 PM EDT	Areal Flood Advisory	RNK	Smyth	3 hr
Aug 1, 8:45 PM EDT	Special Weather Statement	RNK	City of Lynchburg	30 min
Aug 1, 9:02 PM EDT	Flash Flood Warning	RNK	Amherst, Bedford, City of Lynchburg	4 hr
Aug 1, 9:14 PM EDT	Severe Thunderstorm Warning	RNK	Campbell	61 min
Aug 1, 11:06 PM EDT	Areal Flood Advisory	RNK	Appomattox, Campbell, Charlotte	4 hr
Aug 1, 11:37 PM EDT	Special Weather Statement	RNK	Halifax	53 min
Aug 2, 12:38 AM EDT	Special Weather Statement	RNK	Halifax	22 min
Aug 2, 1:17 AM EDT	Areal Flood Warning	RNK	Amherst, Bedford, City of Lynchburg	118 min
Aug 2, 12:47 PM EDT	Special Weather Statement	RNK	Grayson	28 min
Aug 2, 1:29 PM EDT	Areal Flood Advisory	RNK	Grayson, Smyth	3 hr
Aug 2, 1:56 PM EDT	Special Weather Statement	RNK	Smyth, Wythe	34 min
Aug 2, 2:32 PM EDT	Special Weather Statement	RNK	Grayson	43 min
Aug 2, 4:36 PM EDT	Special Weather Statement	RNK	Charlotte	39 min
Aug 2, 1:13 PM EDT	Special Weather Statement	RNK	Ashe	47 min
Aug 2, 3:36 PM EDT	Special Weather Statement	RNK	Alleghany	54 min
Aug 2, 3:49 PM EDT	Special Weather Statement	RNK	Watauga	41 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.