Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 104, NWS Blacksburg, VA

July 26, 20215 counties in Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Jul 26, 2021, 1:07 PM EDT for 5 counties in Virginia. It was in force for 68 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 26, 2021, 1:07 PM EDT (17:07 UTC)
Expired
Jul 26, 2021, 2:15 PM EDT
In force
68 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Bedford County, VA, Botetourt County, VA, City of Roanoke, VA, Franklin County, VA, Roanoke County, VA

The radar

The Roanoke radar (KFCX), 54 km from the middle of the area, began a volume at 17:11 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

TimeReportWhereRemark
Jul 26, 1:08 PM EDTTSTM WND DMG3 Sse Cloverdale, VATREE DOWN NEAR SUMMIT RIDGE ROAD.
Jul 26, 1:14 PM EDTTSTM WND DMG3 N Vinton, VALARGE TREE LIMB DOWN ON POWER LINES ALONG WEST RURITAN ROAD. TIME ESTIMATED BY RADAR.

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, 5.1 hours before the alert went out and 18 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-pSkew-T log-p diagram, Roanoke, VA at 12:00Z on 2021-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 658 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2021-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
658 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
838 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

660 
WUUS51 KRNK 261707
SVRRNK
VAC019-023-067-161-770-261815-
/O.NEW.KRNK.SV.W.0104.210726T1707Z-210726T1815Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
107 PM EDT Mon Jul 26 2021

The National Weather Service in BLACKSBURG has issued a

* Severe Thunderstorm Warning for...
  Eastern Roanoke County in west central Virginia...
  The City of Roanoke in west central Virginia...
  Bedford County in south central Virginia...
  Southeastern Botetourt County in west central Virginia...
  Northeastern Franklin County in west central Virginia...

* Until 215 PM EDT.

* At 107 PM EDT, a severe thunderstorm was located near Laymantown,
  or near Vinton, 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...
  Roanoke...
  Vinton...
  Bedford...
  Troutville...
  Stewartsville...
  Huddleston...
  and Moneta.

This includes The following Locations The National D-Day Memorial and
Roanoke Regional Airport.
 
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 3705 7954 3703 7957 3704 7959 3696 7962
      3725 8005 3727 8001 3731 8002 3752 7983
      3738 7928
TIME...MOT...LOC 1707Z 299DEG 11KT 3733 7989 

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

VFJ
3 follow-up statements
657 
WWUS51 KRNK 261723
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
123 PM EDT Mon Jul 26 2021

VAC770-261732-
/O.CAN.KRNK.SV.W.0104.000000T0000Z-210726T1815Z/
City of Roanoke VA-
123 PM EDT Mon Jul 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
THE CITY OF ROANOKE IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. 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 3705 7954 3703 7957 3704 7959 3696 7962
      3716 7992 3729 7988 3734 7992 3749 7973
      3738 7928
TIME...MOT...LOC 1722Z 299DEG 11KT 3731 7984 

$$

VAC019-023-067-161-261815-
/O.CON.KRNK.SV.W.0104.000000T0000Z-210726T1815Z/
Roanoke VA-Bedford VA-Botetourt VA-Franklin VA-
123 PM EDT Mon Jul 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
SOUTHEASTERN ROANOKE...BEDFORD...SOUTHEASTERN BOTETOURT AND
NORTHEASTERN FRANKLIN COUNTIES...

At 122 PM EDT, a severe thunderstorm was located near Stewartsville,
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...
Vinton...
Bedford...
Stewartsville...
Huddleston...
Moneta...
Penhook...
and Montvale.

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 3705 7954 3703 7957 3704 7959 3696 7962
      3716 7992 3729 7988 3734 7992 3749 7973
      3738 7928
TIME...MOT...LOC 1722Z 299DEG 11KT 3731 7984 

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

VFJ
910 
WWUS51 KRNK 261735
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
135 PM EDT Mon Jul 26 2021

VAC023-161-261744-
/O.CAN.KRNK.SV.W.0104.000000T0000Z-210726T1815Z/
Roanoke VA-Botetourt VA-
135 PM EDT Mon Jul 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
SOUTHEASTERN ROANOKE AND SOUTHEASTERN BOTETOURT COUNTIES IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. 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 3705 7954 3703 7957 3704 7960 3696 7962
      3716 7992 3721 7988 3722 7985 3725 7985
      3747 7966 3747 7964 3746 7963 3745 7959
      3746 7958 3738 7928
TIME...MOT...LOC 1734Z 299DEG 11KT 3729 7980 

$$

VAC019-067-261815-
/O.CON.KRNK.SV.W.0104.000000T0000Z-210726T1815Z/
Bedford VA-Franklin VA-
135 PM EDT Mon Jul 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
BEDFORD AND NORTHEASTERN FRANKLIN COUNTIES...

At 134 PM EDT, a severe thunderstorm was located over Stewartsville,
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...
Bedford...
Stewartsville...
Huddleston...
Montvale...
Moneta...
Penhook...
and Forest.

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 3705 7954 3703 7957 3704 7960 3696 7962
      3716 7992 3721 7988 3722 7985 3725 7985
      3747 7966 3747 7964 3746 7963 3745 7959
      3746 7958 3738 7928
TIME...MOT...LOC 1734Z 299DEG 11KT 3729 7980 

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

VFJ
999 
WWUS51 KRNK 261806
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
206 PM EDT Mon Jul 26 2021

VAC019-067-261815-
/O.EXP.KRNK.SV.W.0104.000000T0000Z-210726T1815Z/
Bedford VA-Franklin VA-
206 PM EDT Mon Jul 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
BEDFORD AND NORTHEASTERN FRANKLIN COUNTIES WILL EXPIRE AT 215 PM
EDT...
    
The severe thunderstorm which prompted the warning has weakened. 
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central, south central, southwestern and west central 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 3705 7954 3703 7957 3704 7960 3696 7962
      3716 7992 3721 7988 3722 7985 3725 7985
      3747 7966 3747 7964 3746 7963 3745 7959
      3746 7958 3738 7928
TIME...MOT...LOC 1805Z 299DEG 11KT 3725 7970 

$$

VFJ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 8:01 PM EDTSpecial Weather StatementRNKBuckingham29 min
Jul 25, 9:06 PM EDTSpecial Weather StatementRNKFloyd24 min
Jul 26, 12:15 PM EDTSpecial Weather StatementRNKGiles30 min
Jul 26, 12:22 PM EDTSpecial Weather StatementRNKCity of Lynchburg23 min
Jul 26, 12:27 PM EDTSpecial Weather StatementRNKBotetourt33 min
Jul 26, 12:42 PM EDTSpecial Weather StatementRNKHenry, Patrick48 min
Jul 26, 1:02 PM EDTSpecial Weather StatementRNKBedford, City of Roanoke, City of Salem43 min
Jul 26, 1:38 PM EDTSpecial Weather StatementRNKFranklin37 min
Jul 26, 1:45 PM EDTSpecial Weather StatementRNKCraig, Roanoke, City of Roanoke, City of Salem30 min
Jul 26, 1:56 PM EDTSevere Thunderstorm WarningRNKFranklin, Henry, Pittsylvania49 min
Jul 26, 2:07 PM EDTSevere Thunderstorm WarningRNKBedford, Botetourt, Craig, Roanoke, City of Roanoke, City of Salem39 min
Jul 26, 2:07 PM EDTSevere Thunderstorm WarningRNKBedford, Botetourt, Craig, Roanoke, City of Roanoke, City of Salem38 min
Jul 26, 2:10 PM EDTSpecial Weather StatementRNKPatrick50 min
Jul 26, 2:19 PM EDTSevere Thunderstorm WarningRNKPatrick41 min
Jul 26, 2:44 PM EDTSevere Thunderstorm WarningRNKFranklin, Pittsylvania61 min
Jul 26, 3:00 PM EDTSevere Thunderstorm WarningRNKAmherst, Rockbridge, City of Buena Vista, City of Lexington60 min
Jul 26, 3:10 PM EDTSpecial Weather StatementRNKCampbell50 min
Jul 26, 3:41 PM EDTAreal Flood AdvisoryRNKCampbell3 hr
Jul 26, 3:45 PM EDTSpecial Weather StatementRNKFranklin, City of Martinsville60 min
Jul 26, 3:49 PM EDTSevere Thunderstorm WarningRNKAmherst56 min
Jul 26, 3:54 PM EDTSpecial Weather StatementRNKRockbridge, City of Buena Vista, City of Lexington51 min
Jul 26, 4:00 PM EDTSpecial Weather StatementRNKAppomattox60 min
Jul 26, 4:09 PM EDTSevere Thunderstorm WarningRNKHenry, City of Martinsville55 min
Jul 26, 4:13 PM EDTSpecial Weather StatementRNKCity of Radford47 min
Jul 26, 4:19 PM EDTSevere Thunderstorm WarningRNKMontgomery, Pulaski, City of Radford56 min
Jul 26, 4:32 PM EDTSevere Thunderstorm WarningRNKAppomattox, Campbell47 min
Jul 26, 4:34 PM EDTAreal Flood AdvisoryRNKRockbridge, City of Lexington3 hr
Jul 26, 4:36 PM EDTSpecial Weather StatementRNKFloyd54 min
Jul 26, 4:57 PM EDTSevere Thunderstorm WarningRNKBuckingham33 min
Jul 26, 5:01 PM EDTSpecial Weather StatementRNKAmherst, City of Buena Vista, City of Lexington59 min
Jul 26, 5:10 PM EDTFlash Flood WarningRNKAppomattox, Campbell3 hr
Jul 26, 5:10 PM EDTSevere Thunderstorm WarningRNKCarroll, Floyd, Montgomery, Pulaski65 min
Jul 26, 5:44 PM EDTAreal Flood AdvisoryRNKRockbridge3 hr
Jul 26, 5:45 PM EDTSpecial Weather StatementRNKSmyth30 min
Jul 26, 5:50 PM EDTSevere Thunderstorm WarningRNKCarroll, Floyd, Pulaski55 min
Jul 26, 5:54 PM EDTSpecial Weather StatementRNKBland51 min
Jul 26, 6:18 PM EDTSpecial Weather StatementRNKWythe, City of Galax27 min
Jul 26, 6:33 PM EDTSpecial Weather StatementRNKBotetourt57 min
Jul 26, 6:37 PM EDTSpecial Weather StatementRNKPulaski, City of Radford53 min
Jul 26, 6:41 PM EDTSpecial Weather StatementRNKCraig34 min
Jul 26, 6:50 PM EDTSevere Thunderstorm WarningRNKBotetourt40 min
Jul 26, 7:02 PM EDTSpecial Weather StatementRNKCraig28 min
Jul 26, 7:12 PM EDTSpecial Weather StatementRNKCity of Galax63 min
Jul 26, 7:24 PM EDTSevere Thunderstorm WarningRNKBedford, Botetourt, Roanoke, City of Roanoke, City of Salem40 min
Jul 26, 7:28 PM EDTAreal Flood AdvisoryRNKBedford, Botetourt, Roanoke3 hr

Nearby

Severe Thunderstorm Warnings in Virginia, 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.