Alert archive / North Carolina / Tornado Warnings in 2021
Tornado Warning 18, NWS Blacksburg, VA
NWS Blacksburg, VA issued this tornado warning at Aug 17, 2021, 10:47 PM EDT for Surry County, Wilkes County, Yadkin County, North Carolina. 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, 10:47 PM EDT (02:47 UTC)
- Expired
- Aug 17, 2021, 11:15 PM EDT
- In force
- 28 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Surry County, NC, Wilkes County, NC, Yadkin County, NC
The radar
The Roanoke radar (KFCX), 112 km from the middle of the area, began a volume at 02:51 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, 6:28 PM EDT | Tornado Watch | SPC | 10 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 2.8 hours before the alert went out and 98 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
- 349 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 641 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 225 m²/s²
- 0-3 km storm-relative helicity
- 278 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.5
The text
As transmitted.
529
WFUS51 KRNK 180247
TORRNK
NCC171-193-197-180315-
/O.NEW.KRNK.TO.W.0018.210818T0247Z-210818T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service BLACKSBURG VA
1047 PM EDT Tue Aug 17 2021
The National Weather Service in BLACKSBURG has issued a
* Tornado Warning for...
Southwestern Surry County in northwestern North Carolina...
Eastern Wilkes County in northwestern North Carolina...
Northwestern Yadkin County in northwestern North Carolina...
* Until 1115 PM EDT.
* At 1046 PM EDT, a severe thunderstorm capable of producing a
tornado was located near Love Valley, or 9 miles northeast of
Taylorsville, moving northeast at 50 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...
Elkin...
Fairview...
Jonesville...
Ronda...
Mountain Park...
Windy Gap...
and Crutchfield.
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.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
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 3604 8111 3639 8098 3642 8095 3643 8096
3646 8095 3634 8065 3605 8090 3606 8098
3604 8104 3603 8106 3603 8110
TIME...MOT...LOC 0246Z 205DEG 43KT 3601 8104
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
WP2 follow-up statements
977
WWUS51 KRNK 180257
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
1057 PM EDT Tue Aug 17 2021
NCC171-193-197-180315-
/O.CON.KRNK.TO.W.0018.000000T0000Z-210818T0315Z/
Surry NC-Wilkes NC-Yadkin NC-
1057 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR
SOUTHWESTERN SURRY...EASTERN WILKES AND NORTHWESTERN YADKIN
COUNTIES...
At 1056 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Love Valley, or 10 miles southeast of Wilkesboro,
moving northeast at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Elkin...
Fairview...
Jonesville...
Ronda...
Mountain Park...
Windy Gap...
and Crutchfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
&&
LAT...LON 3604 8111 3639 8098 3642 8095 3643 8096
3646 8095 3634 8065 3605 8090 3606 8098
3604 8104 3603 8106 3603 8107
TIME...MOT...LOC 0256Z 206DEG 19KT 3605 8102
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
WP548
WWUS51 KRNK 180311
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
1111 PM EDT Tue Aug 17 2021
NCC171-193-197-180320-
/O.EXP.KRNK.TO.W.0018.000000T0000Z-210818T0315Z/
Surry NC-Wilkes NC-Yadkin NC-
1111 PM EDT Tue Aug 17 2021
...THE TORNADO WARNING FOR
SOUTHWESTERN SURRY...EASTERN WILKES AND NORTHWESTERN YADKIN COUNTIES
WILL EXPIRE AT 1115 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 200 AM EDT for north central
and northwestern North Carolina...and southwestern Virginia.
LAT...LON 3604 8111 3639 8098 3642 8095 3643 8096
3646 8095 3634 8065 3605 8090 3606 8098
3604 8104 3603 8106 3603 8107
TIME...MOT...LOC 0310Z 205DEG 43KT 3619 8094
$$
WPThe office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 8:26 PM EDT | Special Weather Statement | RNK | Alleghany, Ashe, Wilkes | 49 min |
| Aug 17, 8:50 PM EDT | Special Weather Statement | RNK | Wilkes | 25 min |
| Aug 17, 9:03 PM EDT | Special Weather Statement | RNK | Yadkin | 27 min |
| Aug 17, 9:57 PM EDT | Flash Flood Warning | RNK | Ashe, Wilkes | 5 hr |
| Aug 17, 10:13 PM EDT | Special Weather Statement | RNK | Wilkes | 32 min |
| Aug 17, 10:43 PM EDT | Areal Flood Advisory | RNK | Alleghany, Surry, Wilkes, Yadkin | 7 hr |
| Aug 17, 11:15 PM EDT | Special Weather Statement | RNK | Surry, Yadkin | 30 min |
| Aug 17, 11:49 PM EDT | Special Weather Statement | RNK | Yadkin | 26 min |
| Aug 18, 12:08 AM EDT | Tornado Warning | RNK | Surry | 37 min |
| Aug 18, 12:24 AM EDT | Tornado Warning | RNK | Surry | 21 min |
| Aug 18, 1:01 AM EDT | Tornado Warning | RNK | Surry | 29 min |
| Aug 18, 2:10 AM EDT | Flash Flood Warning | RNK | Alleghany, Surry | 5 hr |
| Aug 18, 2:54 AM EDT | Areal Flood Warning | RNK | Watauga | 6 hr |
| Aug 18, 3:08 AM EDT | Areal Flood Warning | RNK | Ashe, Wilkes | 6 hr |
Nearby
Tornado Warnings in North Carolina, 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.