Alert archive / North Carolina / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 210, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at Aug 13, 2019, 2:59 PM EDT for 6 counties in North Carolina. It was in force for 91 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 13, 2019, 2:59 PM EDT (18:59 UTC)
- Expired
- Aug 13, 2019, 4:30 PM EDT
- In force
- 91 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Alleghany County, NC, Stokes County, NC, Surry County, NC, Watauga County, NC, Wilkes County, NC, Yadkin County, NC
The radar
The Roanoke radar (KFCX), 98 km from the middle of the area, began a volume at 19:01 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 13, 1:23 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.0 hours before the alert went out and 96 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.
- Mixed-layer CAPE
- 560 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 941 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 0.8
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Aug 13, 2:56 PM EDT, 3 minutes earlier.
Area forecast discussion, Aug 13, 2:56 PM EDT, 3 minutes before
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</html>Hazardous weather outlook, Aug 13, 1:27 PM EDT, 1 hour 32 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Blacksburg VA 127 PM EDT Tue Aug 13 2019 VAZ007-009>014-018-022-023-034-035-045>047-WVZ042-141730- Tazewell-Smyth-Bland-Giles-Wythe-Pulaski-Montgomery-Craig-Roanoke- Botetourt-Bedford-Amherst-Campbell-Appomattox-Buckingham-Mercer- 127 PM EDT Tue Aug 13 2019 This Hazardous Weather Outlook is for central Virginia, south central Virginia, southwest Virginia, west central Virginia and southeast West Virginia. .DAY ONE...This afternoon and tonight. Scattered strong to severe thunderstorms are expected through early this evening. An isolated tornado is possible. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. VAZ019-020-024-WVZ043-044-507-508-141730- Alleghany VA-Bath-Rockbridge-Summers-Monroe-Eastern Greenbrier- Western Greenbrier- 127 PM EDT Tue Aug 13 2019 This Hazardous Weather Outlook is for west central Virginia and southeast West Virginia. .DAY ONE...This afternoon and tonight. Scattered strong to isolated severe thunderstorms are expected through this afternoon. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. There is a low probability for widespread hazardous weather. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ001>006-018>020-VAZ015>017-032-033-043-044-058-059-141730- Ashe-Alleghany NC-Surry-Stokes-Rockingham-Caswell-Watauga-Wilkes- Yadkin-Grayson-Carroll-Floyd-Patrick-Franklin-Henry-Pittsylvania- Halifax-Charlotte- 127 PM EDT Tue Aug 13 2019 ...SEVERE THUNDERSTORM WATCH 576 IN EFFECT UNTIL 7 PM EDT THIS EVENING... This Hazardous Weather Outlook is for north central North Carolina, northwest North Carolina, south central Virginia, southwest Virginia and west central Virginia. .DAY ONE...This afternoon and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Severe Thunderstorm Watch. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed.
In the hours before
Special weather statement, Aug 13, 12:57 PM EDT, 2 hours 2 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
1257 PM EDT Tue Aug 13 2019
VAZ009-010-012-015-131745-
Grayson-Bland-Wythe-Smyth-
1257 PM EDT Tue Aug 13 2019
...A STRONG THUNDERSTORM WILL AFFECT EASTERN SMYTH, FAR SOUTHWEST
BLAND AND WESTERN WYTHE COUNTIES...
At 1256 PM EDT, a strong thunderstorm was located over Marion
Wytheville, moving east at 25 mph.
Winds in excess of 40 mph and pea size hail are possible with this
storm.
Locations impacted include...
Wytheville...
Marion...
Rural Retreat...
Ceres...
and Mount Rogers National Recreation Area.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
LAT...LON 3702 8143 3702 8098 3681 8103 3681 8104
3679 8103 3673 8105 3681 8153
TIME...MOT...LOC 1656Z 283DEG 22KT 3692 8137
LocontoSpecial weather statement, Aug 13, 1:23 PM EDT, 1 hour 36 minutes before
Special Weather Statement National Weather Service BLACKSBURG VA 123 PM EDT Tue Aug 13 2019 VAZ017-032-033-043-131815- Henry-Franklin-Patrick-Floyd- 123 PM EDT Tue Aug 13 2019 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHWEST FLOYD, NORTHERN PATRICK, SOUTHWESTERN FRANKLIN AND WESTERN HENRY COUNTIES... At 122 PM EDT, a strong thunderstorm was located over Rocky Knob Summit, moving east at 20 mph. Winds in excess of 40 mph and pea size hail are possible with this storm. Locations impacted include... Floyd... Spencer... Bassett... Woolwine... and Endicott. Torrential rainfall is also occurring with this storm, and may cause localized flooding. Do not drive your vehicle through flooded roadways. This storm may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service. LAT...LON 3678 8048 3695 8042 3685 7988 3659 7999 TIME...MOT...LOC 1722Z 288DEG 16KT 3685 8037 Loconto
Local storm report, Aug 13, 1:40 PM EDT, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
140 PM EDT TUE AUG 13 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0113 PM TSTM WND DMG 3 S RURAL RETREAT 36.86N 81.28W
08/13/2019 WYTHE VA 911 CALL CENTER
TREE LIMBS AND DEBRIS BLOCKING THE ROAD NEAR
THE INTERSECTION OF CEDAR SPRINGS ROAD AND
RURAL RETREAT ROAD. TIME ESTIMATED FROM
RADAR.
&&
VFJLocal storm report, Aug 13, 2:43 PM EDT, 16 minutes before
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</html>Local storm report, Aug 13, 2:44 PM EDT, 15 minutes before
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</html>Local storm report, Aug 13, 2:58 PM EDT, 1 minute before
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</html>The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 12:57 PM EDT | Special Weather Statement | RNK | Wythe | 48 min |
| Aug 13, 1:01 PM EDT | Severe Thunderstorm Warning | RNK | Carroll, Grayson, Smyth, Wythe, City of Galax | 59 min |
| Aug 13, 1:23 PM EDT | Special Weather Statement | RNK | Floyd, Henry | 52 min |
| Aug 13, 1:41 PM EDT | Severe Thunderstorm Warning | RNK | Carroll, Floyd, Grayson, Patrick, Wythe | 64 min |
| Aug 13, 1:56 PM EDT | Severe Thunderstorm Warning | RNK | Grayson, Smyth | 64 min |
| Aug 13, 2:07 PM EDT | Severe Thunderstorm Warning | RNK | Franklin, Henry, Patrick, Pittsylvania, City of Martinsville | 53 min |
| Aug 13, 2:31 PM EDT | Severe Thunderstorm Warning | RNK | Carroll, Patrick | 29 min |
| Aug 13, 2:41 PM EDT | Severe Thunderstorm Warning | RNK | Halifax, Pittsylvania | 52 min |
| Aug 13, 2:54 PM EDT | Severe Thunderstorm Warning | RNK | Halifax, Henry, Patrick, Pittsylvania, City of Danville, City of Martinsville | 51 min |
| Aug 13, 3:07 PM EDT | Special Weather Statement | RNK | Charlotte | 23 min |
| Aug 13, 3:26 PM EDT | Severe Thunderstorm Warning | RNK | Charlotte | 37 min |
| Aug 13, 3:30 PM EDT | Severe Thunderstorm Warning | RNK | Halifax | 57 min |
| Aug 13, 3:50 PM EDT | Special Weather Statement | RNK | Appomattox | 25 min |
| Aug 13, 4:01 PM EDT | Severe Thunderstorm Warning | RNK | Bland, Tazewell | 29 min |
| Aug 13, 2:51 PM EDT | Severe Thunderstorm Warning | RNK | Caswell, Rockingham | 54 min |
| Aug 13, 3:39 PM EDT | Severe Thunderstorm Warning | RNK | Caswell, Rockingham, Stokes | 71 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2019Every severe thunderstorm warning 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.