Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 73, NWS Blacksburg, VA

July 10, 2021Bedford County, Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Jul 10, 2021, 6:16 PM EDT for Bedford County, Virginia. It was in force for 59 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: Jul 10, 2021, 6:16 PM EDT (22:16 UTC)
Expired: Jul 10, 2021, 7:15 PM EDT
In force: 59 min
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Bedford County, VA

The radar

The Roanoke radar (KFCX), 87 km from the middle of the area, began a volume at 22:16 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
Jul 10, 6:23 PM EDT	TSTM WND DMG	3 N Bedford, VA	ONE TREE REPORTED DOWN ALONG SLIPPERY ROCK ROAD IN BEDFORD COUNTY.
Jul 10, 6:30 PM EDT	TSTM WND DMG	Goode, VA	NUMEROUS TREES AND POWER LINES DOWN ALONG AND NORTH OF THE U.S. 460 CORRIDOR BETWEEN BEDFORD, GOODE, AND FORREST. SEVERAL TREES DOWN ALONG U.S. 43 NORTH TOWARD PEAKS OF OTTER AND AT LEAST ONE TREE DOWN ON THE PARKWAY. WIDESPREAD POWER OUTAGES REPORTED. TIME ES
Jul 10, 6:35 PM EDT	TSTM WND DMG	6 S Bedford, VA	THUNDERSTORM WINDS BLEW OFF SECTIONS OF A ROOF OF A LARGE OUT-BUILDING ALONG MCDANIEL ROAD AND ALSO BLEW DOWN A LINE OF TREES BEHIND THE BUILDING. SOCIAL MEDIA REPORT.

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, 10.3 hours before the alert went out and 26 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.

005 
WUUS51 KRNK 102216
SVRRNK
VAC019-102315-
/O.NEW.KRNK.SV.W.0073.210710T2216Z-210710T2315Z/

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

The National Weather Service in BLACKSBURG has issued a

* Severe Thunderstorm Warning for...
  Bedford County in south central Virginia...

* Until 715 PM EDT.

* At 615 PM EDT, severe thunderstorms were located along a line
  extending from near Arcadia to near Bedford to near Thaxton, moving
  northeast at 60 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...
  Bedford...
  Forest...
  Big Island...
  Coleman Falls...
  Goode...
  Peaks Of Otter Summit...
  and Peaks Of Otter Recreation Area.

This includes The following Location The National D-Day Memorial.
 
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 3713 7940 3727 7966 3734 7958 3746 7962
      3745 7958 3749 7957 3750 7955 3749 7955
      3757 7944 3758 7945 3759 7939 3753 7935
      3744 7926 3743 7927 3742 7925 3741 7926
      3739 7923
TIME...MOT...LOC 2215Z 241DEG 50KT 3751 7957 3737 7953 3728 7962 

HAIL...1.00IN
WIND...60MPH
 
$$

RAB

2 follow-up statements

386 
WWUS51 KRNK 102306
SVSRNK

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

VAC019-102315-
/O.CON.KRNK.SV.W.0073.000000T0000Z-210710T2315Z/
Bedford VA-
706 PM EDT Sat Jul 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR BEDFORD COUNTY...

At 705 PM EDT, severe thunderstorms were located along a line 
extending from Forest to 10 miles south of Goode, moving northeast 
at 60 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...
Bedford...
Forest...
Big Island...
Coleman Falls...
Goode...
Peaks Of Otter Summit...
and Peaks Of Otter Recreation Area.

This includes The following Location The National D-Day Memorial.
 
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 3713 7940 3727 7966 3734 7958 3746 7962
      3745 7958 3749 7957 3750 7955 3749 7955
      3757 7944 3758 7945 3759 7939 3753 7935
      3744 7926 3743 7927 3742 7925 3741 7926
      3739 7923
TIME...MOT...LOC 2305Z 241DEG 50KT 3784 7881 3770 7877 3761 7886 

HAIL...1.00IN
WIND...60MPH
 
$$

RAB

523 
WWUS51 KRNK 102316
SVSRNK

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

VAC019-102326-
/O.EXP.KRNK.SV.W.0073.000000T0000Z-210710T2315Z/
Bedford VA-
716 PM EDT Sat Jul 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
CENTRAL BEDFORD COUNTY HAS EXPIRED...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning has
been allowed to expire.  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 3713 7940 3727 7966 3734 7958 3746 7962
      3745 7958 3749 7957 3750 7955 3749 7955
      3757 7944 3758 7945 3759 7939 3753 7935
      3744 7926 3743 7927 3742 7925 3741 7926
      3739 7923
TIME...MOT...LOC 2316Z 241DEG 50KT 3791 7864 3777 7860 3768 7869 

$$

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, 5:05 PM EDT	Severe Thunderstorm Warning	RNK	Tazewell	55 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, 6:46 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.