Alert archive / Virginia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 10, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at Mar 27, 2021, 1:15 PM EDT for 5 counties in Virginia; 4 counties in North Carolina. It was in force for 60 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 27, 2021, 1:15 PM EDT (17:15 UTC)
- Expired
- Mar 27, 2021, 2:15 PM EDT
- In force
- 60 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Alleghany County, NC, Ashe County, NC, Watauga County, NC, Wilkes County, NC, Bland County, VA, Grayson County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA
The radar
The Roanoke radar (KFCX), 131 km from the middle of the area, began a volume at 17:16 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 1:40 PM EDT | TSTM WND DMG | 6 Sw Thomas Bridge, VA | TREE DOWN ON MILL CREEK RD. |
| Mar 27, 1:43 PM EDT | HAIL 0.5 | Seven Devils, NC | REPORT FROM MPING: HALF-INCH (0.50 IN.). |
| Mar 27, 1:44 PM EDT | TSTM WND DMG | 4 Wnw Troutdale, VA | TREE DOWN ON COMERS CREEK ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 5.3 hours before the alert went out and 169 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2434 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
521
WUUS51 KRNK 271715
SVRRNK
NCC005-009-189-193-VAC021-077-173-185-197-271815-
/O.NEW.KRNK.SV.W.0010.210327T1715Z-210327T1815Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
115 PM EDT Sat Mar 27 2021
The National Weather Service in BLACKSBURG has issued a
* Severe Thunderstorm Warning for...
Northwestern Alleghany County in northwestern North Carolina...
West central Wilkes County in northwestern North Carolina...
Watauga County in northwestern North Carolina...
Ashe County in northwestern North Carolina...
Smyth County in southwestern Virginia...
Tazewell County in southwestern Virginia...
Western Bland County in southwestern Virginia...
Western Wythe County in southwestern Virginia...
Western Grayson County in southwestern Virginia...
* Until 215 PM EDT.
* At 114 PM EDT, severe thunderstorms were located along a line
extending from Glen Burke to near Bakersville, moving east at 40
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Boone...
Marion...
Richlands...
Bluefield...
Tazewell...
Saltville...
and Chilhowie.
This includes The following Location Appalachian State University.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. For your
safety, move to an interior room on the lowest floor of a sturdy
building. Stay away from windows.
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 3634 8186 3634 8171 3641 8174 3653 8171
3662 8161 3693 8183 3696 8178 3714 8190
3724 8173 3720 8168 3721 8156 3733 8135
3724 8121 3667 8128 3608 8144 3608 8145
3612 8154 3611 8181 3622 8191 3629 8192
TIME...MOT...LOC 1714Z 263DEG 36KT 3714 8187 3608 8219
HAIL...1.00IN
WIND...60MPH
$$
RR3 follow-up statements
369
WWUS51 KRNK 271758
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
158 PM EDT Sat Mar 27 2021
NCC005-009-189-193-VAC021-077-173-185-197-271815-
/O.CON.KRNK.SV.W.0010.000000T0000Z-210327T1815Z/
Alleghany NC-Wilkes NC-Watauga NC-Ashe NC-Smyth VA-Tazewell VA-
Bland VA-Wythe VA-Grayson VA-
158 PM EDT Sat Mar 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
NORTHWESTERN ALLEGHANY...WEST CENTRAL WILKES...WATAUGA AND ASHE
COUNTIES IN NORTHWESTERN NORTH CAROLINA...SMYTH...EASTERN TAZEWELL...
WESTERN BLAND...WESTERN WYTHE AND WESTERN GRAYSON COUNTIES IN
SOUTHWESTERN VIRGINIA...
At 158 PM EDT, severe thunderstorms were located along a line
extending from near Bluefield to Blowing Rock, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Boone...
Marion...
Bluefield...
Tazewell...
Jefferson...
Rural Retreat...
and West Jefferson.
This includes The following Location Appalachian State University.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for LARGE HAIL AND DAMAGING WINDS. For your
safety, move to an interior room on the lowest floor of a sturdy
building. Stay away from windows.
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
&&
LAT...LON 3634 8171 3662 8161 3700 8156 3721 8156
3733 8135 3724 8121 3667 8128 3608 8144
3608 8145 3612 8154 3611 8181
TIME...MOT...LOC 1758Z 263DEG 36KT 3719 8133 3613 8166
HAIL...1.00IN
WIND...60MPH
$$
RR857
WWUS51 KRNK 271808
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
208 PM EDT Sat Mar 27 2021
NCC005-009-189-193-VAC021-077-173-185-197-271815-
/O.CON.KRNK.SV.W.0010.000000T0000Z-210327T1815Z/
Alleghany NC-Wilkes NC-Watauga NC-Ashe NC-Smyth VA-Tazewell VA-
Bland VA-Wythe VA-Grayson VA-
208 PM EDT Sat Mar 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
NORTHWESTERN ALLEGHANY...WEST CENTRAL WILKES...SOUTHEASTERN WATAUGA
AND CENTRAL ASHE COUNTIES IN NORTHWESTERN NORTH CAROLINA...EASTERN
SMYTH...SOUTHEASTERN TAZEWELL...SOUTHWESTERN BLAND...WESTERN WYTHE
AND CENTRAL GRAYSON COUNTIES IN SOUTHWESTERN VIRGINIA...
At 208 PM EDT, severe thunderstorms were located along a line
extending from Clear Fork to near Darby, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Jefferson...
Rural Retreat...
West Jefferson...
Blowing Rock...
Ceres...
Mouth Of Wilson...
and Mount Rogers National Recreation Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for LARGE HAIL AND DAMAGING WINDS. For your
safety, move to an interior room on the lowest floor of a sturdy
building. Stay away from windows.
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 3632 8156 3658 8147 3698 8145 3712 8142
3713 8129 3713 8122 3667 8128 3608 8144
3608 8145 3612 8154 3612 8167
TIME...MOT...LOC 1808Z 263DEG 36KT 3720 8121 3614 8154
HAIL...1.00IN
WIND...60MPH
$$
RR141
WWUS51 KRNK 271818
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
218 PM EDT Sat Mar 27 2021
NCC005-009-189-193-VAC021-077-173-185-197-271828-
/O.EXP.KRNK.SV.W.0010.000000T0000Z-210327T1815Z/
Alleghany NC-Wilkes NC-Watauga NC-Ashe NC-Smyth VA-Tazewell VA-
Bland VA-Wythe VA-Grayson VA-
218 PM EDT Sat Mar 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR
NORTHWESTERN ALLEGHANY...WEST CENTRAL WILKES...SOUTHEASTERN WATAUGA
AND CENTRAL ASHE COUNTIES IN NORTHWESTERN NORTH CAROLINA...EASTERN
SMYTH...SOUTHEASTERN TAZEWELL...SOUTHWESTERN BLAND...WESTERN WYTHE
AND CENTRAL GRAYSON COUNTIES IN SOUTHWESTERN VIRGINIA HAS EXPIRED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northwestern North Carolina...and southwestern Virginia.
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
LAT...LON 3632 8156 3658 8147 3698 8145 3712 8142
3713 8129 3713 8122 3667 8128 3608 8144
3608 8145 3612 8154 3612 8167
TIME...MOT...LOC 1818Z 263DEG 36KT 3721 8113 3615 8146
$$
RRThe office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 11:26 AM EDT | Special Weather Statement | RNK | Smyth, Tazewell | 64 min |
| Mar 27, 11:52 AM EDT | Severe Thunderstorm Warning | RNK | Bland, Grayson, Smyth, Tazewell, Wythe | 53 min |
| Mar 27, 12:22 PM EDT | Severe Thunderstorm Warning | RNK | Carroll, Grayson, Smyth, Wythe, City of Galax | 53 min |
| Mar 27, 1:11 PM EDT | Severe Thunderstorm Warning | RNK | Carroll, Floyd, Grayson, Montgomery, Patrick, Pulaski and 2 more | 64 min |
| Mar 27, 2:04 PM EDT | Severe Thunderstorm Warning | RNK | Floyd, Franklin, Patrick | 41 min |
| Mar 27, 2:06 PM EDT | Severe Thunderstorm Warning | RNK | Bland, Carroll, Grayson, Pulaski, Smyth, Wythe and 1 more | 39 min |
| Mar 27, 2:38 PM EDT | Severe Thunderstorm Warning | RNK | Bedford, Campbell, Franklin, Pittsylvania | 52 min |
| Mar 27, 2:43 PM EDT | Special Weather Statement | RNK | Carroll, Floyd, Henry, Patrick, Pulaski | 47 min |
| Mar 27, 2:56 PM EDT | Severe Thunderstorm Warning | RNK | Carroll, Floyd, Franklin, Henry, Montgomery, Patrick and 4 more | 64 min |
| Mar 27, 3:44 PM EDT | Special Weather Statement | RNK | Caswell | 31 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 2021Severe Thunderstorm Warnings in North Carolina, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.