Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 72, NWS Blacksburg, VA

July 10, 2021Tazewell County, Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Jul 10, 2021, 5:05 PM EDT for Tazewell County, Virginia. It was in force for 55 min. 2 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: Jul 10, 2021, 5:05 PM EDT (21:05 UTC)
Expired: Jul 10, 2021, 6:00 PM EDT
In force: 55 min
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Tazewell County, VA

The radar

The Roanoke radar (KFCX), 126 km from the middle of the area, began a volume at 21:08 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, 5:30 PM EDT	TSTM WND DMG	Jewell Ridge, VA	SEVERAL TREES DOWN IN JEWELL RIDGE.
Jul 10, 5:40 PM EDT	TSTM WND DMG	Raven, VA	SEVERAL TREES DOWN IN RAVEN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 9.1 hours before the alert went out and 193 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1182 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: -38 m²/s²
0-3 km storm-relative helicity: 6 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

969 
WUUS51 KRNK 102105
SVRRNK
VAC185-102200-
/O.NEW.KRNK.SV.W.0072.210710T2105Z-210710T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
505 PM EDT Sat Jul 10 2021

The National Weather Service in BLACKSBURG has issued a

* Severe Thunderstorm Warning for...
  Tazewell County in southwestern Virginia...

* Until 600 PM EDT.

* At 504 PM EDT, a severe thunderstorm was located near Jewell Ridge,
  or 11 miles north of Richlands, moving southeast at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Richlands...
  Tazewell...
  Cedar Bluff...
  Raven...
  Glen Burke...
  Jewell Ridge...
  and Amonate.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for damaging winds. For your safety, move to an
interior room on the lowest floor of a sturdy building. Stay away
from windows.

Wind damage to trees has been reported from Buchanan County just to 
the northwest of Tazewell.

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 3715 8190 3715 8187 3717 8185 3720 8176
      3724 8173 3720 8168 3721 8156 3723 8151
      3726 8150 3725 8148 3727 8144 3726 8137
      3706 8151 3697 8171 3696 8178 3704 8182
      3711 8189
TIME...MOT...LOC 2104Z 294DEG 26KT 3725 8187 

HAIL...<.75IN
WIND...60MPH
 
$$

RAB

3 follow-up statements

775 
WWUS51 KRNK 102139
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
539 PM EDT Sat Jul 10 2021

VAC185-102200-
/O.CON.KRNK.SV.W.0072.000000T0000Z-210710T2200Z/
Tazewell VA-
539 PM EDT Sat Jul 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR CENTRAL TAZEWELL COUNTY...

At 538 PM EDT, severe thunderstorms were located along a line
extending from 7 miles south of Gary to near Tazewell to near
Cliffield, moving southeast at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Richlands...
Tazewell...
Cedar Bluff...
Claypool Hill...
Cliffield...
Tiptop...
and Amonate.

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 3698 8169 3709 8183 3717 8165 3720 8164
      3721 8156 3723 8151 3726 8150 3725 8148
      3727 8144 3726 8137 3706 8151
TIME...MOT...LOC 2138Z 293DEG 26KT 3726 8155 3715 8158 3706 8169 

HAIL...<.75IN
WIND...60MPH
 
$$

RAB

881 
WWUS51 KRNK 102152
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
552 PM EDT Sat Jul 10 2021

VAC185-102200-
/O.CON.KRNK.SV.W.0072.000000T0000Z-210710T2200Z/
Tazewell VA-
552 PM EDT Sat Jul 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR TAZEWELL COUNTY...

At 551 PM EDT, severe thunderstorms were located along a line
extending from near Tiptop to Tazewell to near Cliffield, moving east
at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Tazewell...
and Tiptop.

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 3702 8174 3711 8161 3721 8158 3721 8156
      3723 8151 3726 8150 3725 8148 3727 8144
      3726 8137 3706 8151 3698 8169
TIME...MOT...LOC 2151Z 265DEG 26KT 3723 8150 3712 8153 3704 8165 

HAIL...<.75IN
WIND...60MPH
 
$$

RAB

799 
WWUS51 KRNK 102205
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
605 PM EDT Sat Jul 10 2021

VAC185-102214-
/O.EXP.KRNK.SV.W.0072.000000T0000Z-210710T2200Z/
Tazewell VA-
605 PM EDT Sat Jul 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL TAZEWELL COUNTY HAS 
EXPIRED...

The storms which prompted the warning have weakened. Therefore, the 
warning has been allowed to expire.

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 3702 8174 3711 8161 3721 8158 3721 8156
      3723 8151 3726 8150 3725 8148 3727 8144
      3726 8137 3706 8151 3698 8169
TIME...MOT...LOC 2204Z 294DEG 26KT 3719 8140 3708 8143 3700 8155 

$$

RAB

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 10, 1:49 PM EDT	Special Weather Statement	RNK	City of Galax	26 min
Jul 10, 1:51 PM EDT	Special Weather Statement	RNK	Smyth	24 min
Jul 10, 2:30 PM EDT	Special Weather Statement	RNK	Patrick	45 min
Jul 10, 2:36 PM EDT	Special Weather Statement	RNK	Bland, Tazewell	39 min
Jul 10, 3:18 PM EDT	Special Weather Statement	RNK	Bland	42 min
Jul 10, 4:03 PM EDT	Special Weather Statement	RNK	Craig, Giles	57 min
Jul 10, 4:42 PM EDT	Special Weather Statement	RNK	Alleghany, Botetourt, Carroll, Craig, Floyd, Giles and 9 more	63 min
Jul 10, 4:49 PM EDT	Areal Flood Advisory	RNK	Craig, Floyd, Giles, Montgomery, Pulaski, Roanoke and 1 more	2 hr
Jul 10, 4:57 PM EDT	Flash Flood Warning	RNK	Montgomery, City of Radford	53 min
Jul 10, 5:18 PM EDT	Areal Flood Advisory	RNK	Roanoke, City of Salem	101 min
Jul 10, 5:25 PM EDT	Areal Flood Advisory	RNK	Botetourt, Craig, Roanoke	95 min
Jul 10, 5:48 PM EDT	Areal Flood Advisory	RNK	Bedford, Botetourt, Roanoke, City of Roanoke	117 min
Jul 10, 6:16 PM EDT	Severe Thunderstorm Warning	RNK	Bedford	59 min
Jul 10, 6:46 PM EDT	Flash Flood Warning	RNK	Bedford	2 hr
Jul 10, 7:12 PM EDT	Areal Flood Warning	RNK	Bland, Carroll, Grayson, Pulaski, Smyth, Tazewell and 1 more	3 hr
Jul 10, 7:52 PM EDT	Special Weather Statement	RNK	Pulaski	38 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2021 Every 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.