Alert archive / Virginia / Tornado Warnings in 2021
Tornado Warning 14, NWS Blacksburg, VA
NWS Blacksburg, VA issued this tornado warning at Aug 17, 2021, 3:17 PM EDT for Franklin County, Henry County, Patrick County, Virginia. It was in force for 28 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 17, 2021, 3:17 PM EDT (19:17 UTC)
- Expired
- Aug 17, 2021, 3:45 PM EDT
- In force
- 28 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Franklin County, VA, Henry County, VA, Patrick County, VA
The radar
The Roanoke radar (KFCX), 23 km from the middle of the area, began a volume at 19:18 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 17, 1:06 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 7.3 hours before the alert went out and 75 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
- 75 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 666 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
197
WFUS51 KRNK 171917
TORRNK
VAC067-089-141-171945-
/O.NEW.KRNK.TO.W.0014.210817T1917Z-210817T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service BLACKSBURG VA
317 PM EDT Tue Aug 17 2021
The National Weather Service in BLACKSBURG has issued a
* Tornado Warning for...
West central Henry County in south central Virginia...
Southwestern Franklin County in west central Virginia...
Northeastern Patrick County in southwestern Virginia...
* Until 345 PM EDT.
* At 316 PM EDT, a shower capable of producing a tornado was located
over Sanville, or near Spencer, moving northwest at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Sanville...
Endicott...
Philpott Dam...
Fairy Stone State Park...
and Charity.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
&&
LAT...LON 3684 8031 3684 8030 3686 8029 3687 8024
3691 8020 3696 8009 3666 7997 3662 8007
TIME...MOT...LOC 1916Z 154DEG 29KT 3670 8007
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
RR1 follow-up statement
326
WWUS51 KRNK 171930
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
330 PM EDT Tue Aug 17 2021
VAC067-089-141-171945-
/O.CON.KRNK.TO.W.0014.000000T0000Z-210817T1945Z/
Henry VA-Franklin VA-Patrick VA-
330 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR
WEST CENTRAL HENRY...SOUTHWESTERN FRANKLIN AND NORTHEASTERN PATRICK
COUNTIES...
At 330 PM EDT, a shower capable of producing a tornado was located
over Fairy Stone State Park, or 8 miles east of Woolwine, moving
northwest at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Sanville...
Endicott...
Philpott Dam...
Fairy Stone State Park...
and Charity.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
&&
LAT...LON 3684 8031 3684 8030 3686 8029 3687 8024
3691 8020 3696 8009 3672 7999 3671 8017
TIME...MOT...LOC 1930Z 154DEG 29KT 3680 8013
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
RRThe office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 8:10 PM EDT | Special Weather Statement | RNK | Bedford, Campbell, Charlotte, City of Lynchburg | 65 min |
| Aug 16, 8:45 PM EDT | Areal Flood Advisory | RNK | Bland, Tazewell | 2 hr |
| Aug 16, 9:14 PM EDT | Special Weather Statement | RNK | Amherst, Appomattox, Buckingham | 46 min |
| Aug 17, 3:37 AM EDT | Flash Flood Watch | RNK | Alleghany, Amherst, Bath, Bedford, Bland, Botetourt and 21 more | 24 hr |
| Aug 17, 9:32 AM EDT | Areal Flood Advisory | RNK | Carroll | 5 hr |
| Aug 17, 2:27 PM EDT | Special Weather Statement | RNK | Grayson | 48 min |
| Aug 17, 2:43 PM EDT | Tornado Warning | RNK | Henry, Patrick | 32 min |
| Aug 17, 2:53 PM EDT | Flood Watch | RNK | Alleghany, Amherst, Bath, Bedford, Botetourt, Craig and 12 more | 12 min |
| Aug 17, 3:18 PM EDT | Tornado Warning | RNK | Franklin, Henry, City of Martinsville | 27 min |
| Aug 17, 3:20 PM EDT | Special Weather Statement | RNK | Carroll, Floyd, Franklin, Montgomery, Patrick, Pittsylvania and 3 more | 40 min |
| Aug 17, 3:41 PM EDT | Tornado Warning | RNK | Franklin, Henry, Patrick | 34 min |
| Aug 17, 3:58 PM EDT | Special Weather Statement | RNK | Bedford, Craig, Giles, Montgomery, Roanoke, City of Roanoke and 1 more | 47 min |
| Aug 17, 4:09 PM EDT | Areal Flood Advisory | RNK | City of Roanoke, City of Salem | 3 hr |
| Aug 17, 4:20 PM EDT | Special Weather Statement | RNK | Henry, Patrick, City of Martinsville | 40 min |
| Aug 17, 4:35 PM EDT | Special Weather Statement | RNK | Carroll | 25 min |
| Aug 17, 4:45 PM EDT | Special Weather Statement | RNK | Bedford, Botetourt, Craig, Roanoke, City of Roanoke, City of Salem | 45 min |
| Aug 17, 5:05 PM EDT | Special Weather Statement | RNK | Grayson, Wythe, City of Galax | 40 min |
| Aug 17, 5:23 PM EDT | Special Weather Statement | RNK | Appomattox, Buckingham | 52 min |
| Aug 17, 5:34 PM EDT | Tornado Warning | RNK | Bedford, Campbell, City of Lynchburg | 26 min |
| Aug 17, 6:05 PM EDT | Special Weather Statement | RNK | Amherst, City of Lynchburg | 40 min |
| Aug 17, 6:45 PM EDT | Special Weather Statement | RNK | City of Lynchburg | 45 min |
| Aug 17, 7:42 PM EDT | Areal Flood Advisory | RNK | Amherst | 79 min |
Nearby
Tornado Warnings in Virginia, 2021Every tornado warning in 2021Tornadoes in 2021
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.