Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 74, NWS Blacksburg, VA
NWS Blacksburg, VA issued this severe thunderstorm warning at Jul 10, 2021, 6:49 PM EDT for Ashe County, Watauga County, North Carolina. It was in force for 45 min. 1 report 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
- Jul 10, 2021, 6:49 PM EDT (22:49 UTC)
- Expired
- Jul 10, 2021, 7:34 PM EDT
- In force
- 45 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Ashe County, NC, Watauga County, NC
The radar
The Roanoke radar (KFCX), 141 km from the middle of the area, began a volume at 22:49 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 |
|---|---|---|---|
| Jul 10, 7:30 PM EDT | TSTM WND DMG | 2 Ene Ashland, NC | TWO TREES DOWN ALONG BIG LAUREL ROAD AND HIGHWAY 88 WEST. |
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, 10.8 hours before the alert went out and 157 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
- 1508 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -62 m²/s²
- 0-3 km storm-relative helicity
- -26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
965
WUUS51 KRNK 102249
SVRRNK
NCC009-189-102345-
/O.NEW.KRNK.SV.W.0074.210710T2249Z-210710T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
649 PM EDT Sat Jul 10 2021
The National Weather Service in BLACKSBURG has issued a
* Severe Thunderstorm Warning for...
Watauga County in northwestern North Carolina...
Ashe County in northwestern North Carolina...
* Until 745 PM EDT.
* At 649 PM EDT, severe thunderstorms were located along a line
extending from near Flatwood to Valle Crucis, moving southeast at
15 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...
Jefferson...
West Jefferson...
Blowing Rock...
Beech Mountain...
Lansing...
and Foscoe.
This includes The following Location Appalachian State University.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds, as well as
deadly cloud to ground lightning. For your safety, move to an
interior room on the lowest floor of a sturdy building. Stay away
from windows.
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 3634 8185 3636 8179 3634 8176 3634 8171
3641 8174 3647 8170 3653 8171 3659 8168
3658 8149 3647 8130 3642 8126 3637 8130
3636 8136 3631 8136 3625 8147 3621 8147
3612 8156 3611 8178 3619 8185 3622 8191
TIME...MOT...LOC 2249Z 326DEG 14KT 3653 8159 3623 8179
HAIL...1.00IN
WIND...60MPH
$$
RAB2 follow-up statements
354
WWUS51 KRNK 102325
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
725 PM EDT Sat Jul 10 2021
NCC189-102334-
/O.CAN.KRNK.SV.W.0074.000000T0000Z-210710T2345Z/
Watauga NC-
725 PM EDT Sat Jul 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR WATAUGA COUNTY IS CANCELLED...
The storms which prompted the warning have weakened. Therefore, the
warning has been cancelled.
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
LAT...LON 3647 8170 3653 8171 3659 8168 3659 8165
3658 8149 3647 8130 3642 8126 3637 8130
3636 8136 3631 8136 3629 8140 3629 8141
3628 8142 3624 8148 3627 8156 3635 8164
3639 8173 3641 8174
TIME...MOT...LOC 2324Z 314DEG 11KT 3655 8148 3632 8171
$$
NCC009-102345-
/O.CON.KRNK.SV.W.0074.000000T0000Z-210710T2345Z/
Ashe NC-
725 PM EDT Sat Jul 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR ASHE COUNTY...
At 724 PM EDT, severe thunderstorms were located along a line
extending from near Nella to near Silverstone, moving southeast at 15
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...
West Jefferson...
Lansing...
Laurel Springs...
Glendale Springs...
Ashland...
and Trout.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for DAMAGING WINDS, as well as deadly cloud to
ground lightning. For your safety, move to an interior room on the
lowest floor of a sturdy building. Stay away from windows.
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 3647 8170 3653 8171 3659 8168 3659 8165
3658 8149 3647 8130 3642 8126 3637 8130
3636 8136 3631 8136 3629 8140 3629 8141
3628 8142 3624 8148 3627 8156 3635 8164
3639 8173 3641 8174
TIME...MOT...LOC 2324Z 314DEG 11KT 3655 8148 3632 8171
HAIL...1.00IN
WIND...60MPH
$$
RAB176
WWUS51 KRNK 102334
SVSRNK
Severe Weather Statement
National Weather Service BLACKSBURG VA
734 PM EDT Sat Jul 10 2021
NCC009-102344-
/O.CAN.KRNK.SV.W.0074.000000T0000Z-210710T2345Z/
Ashe NC-
734 PM EDT Sat Jul 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR ASHE COUNTY IS CANCELLED...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled. However heavy rain is
still possible with these thunderstorms.
When it is safe to do so, please send your reports of hail of any
size, as well as reports of any wind damage, including downed trees
or large limbs, to the National Weather Service by calling toll free
at 1...8 6 6...2 1 5...4 3 2 4. Reports and pictures can also be
shared on the National Weather Service Blacksburg Facebook page and
on Twitter.
LAT...LON 3647 8170 3653 8171 3659 8168 3659 8165
3658 8149 3647 8130 3642 8126 3637 8130
3636 8136 3631 8136 3629 8140 3629 8141
3628 8142 3624 8148 3627 8156 3635 8164
3639 8173 3641 8174
TIME...MOT...LOC 2332Z 326DEG 14KT 3652 8146 3629 8169
$$
RABNearby
Severe 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.