Alert archive / Virginia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 9, NWS Blacksburg, VA

March 27, 20218 counties in Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Mar 27, 2021, 1:11 PM EDT for 8 counties in Virginia. It was in force for 64 min. 17 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, 1:11 PM EDT (17:11 UTC)
Expired
Mar 27, 2021, 2:15 PM EDT
In force
64 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Carroll County, VA, City of Galax, VA, Floyd County, VA, Grayson County, VA, Montgomery County, VA, Patrick County, VA, Pulaski County, VA, Wythe County, VA

The radar

The Roanoke radar (KFCX), 29 km from the middle of the area, began a volume at 17:09 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
Mar 27, 1:12 PM EDTHAIL 1.255 Nw Baywood, VA
Mar 27, 1:15 PM EDTHAIL 11 W Fries, VA
Mar 27, 1:15 PM EDTHAIL 14 Ssw Spring Valley, VA
Mar 27, 1:20 PM EDTHAIL 21 W Fries, VA
Mar 27, 1:22 PM EDTHAIL 12 E Fries, VA
Mar 27, 1:25 PM EDTHAIL 0.52 Sse Byllesby, VAHAIL RANGED FROM 3/8 TO 1/2 INCH AND COVERED THE GROUND. HAIL ENDED AT 0130 PM EDT.
Mar 27, 1:29 PM EDTHAIL 0.883 Ese Byllesby, VA
Mar 27, 1:30 PM EDTHAIL 1Hillsville, VA
Mar 27, 1:32 PM EDTHAIL 1.53 Ese Galax Hillsville, VA
Mar 27, 1:33 PM EDTHAIL 11 Ene Galax Hillsville, VA
Mar 27, 1:34 PM EDTHAIL 2Hillsville, VAMULTIPLE CARS DAMAGED IN AND AROUND HILLSVILLE.
Mar 27, 1:38 PM EDTHAIL 0.51 Ne Galax Hillsville A, VAREPORT FROM MPING: HALF-INCH (0.50 IN.).
Mar 27, 1:40 PM EDTHAIL 2Hillsville, VA
Mar 27, 1:55 PM EDTHAIL 1.752 Ese Willis, VASOME DAMAGE TO ROOFING AND CARS.
Mar 27, 2:00 PM EDTHAIL 0.254 Sw Floyd, VA
Mar 27, 2:07 PM EDTHAIL 1.51 Ssw Floyd, VA
Mar 27, 2:10 PM EDTHAIL 0.54 Ene Floyd, VA

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, 5.2 hours before the alert went out and 101 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, Greensboro/Hi Pt, NC at 12:00Z on 2021-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Greensboro/Hi Pt, NC at 12:00Z on 2021-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.19395878Sfc1 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
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

Open this sounding in Storm Lab

The text

As transmitted.

681 
WUUS51 KRNK 271711
SVRRNK
VAC035-063-077-121-141-155-197-640-271815-
/O.NEW.KRNK.SV.W.0009.210327T1711Z-210327T1815Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service BLACKSBURG VA
111 PM EDT Sat Mar 27 2021

The National Weather Service in BLACKSBURG has issued a

* Severe Thunderstorm Warning for...
  Southeastern Pulaski County in southwestern Virginia...
  Floyd County in southwestern Virginia...
  Southeastern Wythe County in southwestern Virginia...
  Carroll County in southwestern Virginia...
  The City of Galax in southwestern Virginia...
  Eastern Grayson County in southwestern Virginia...
  Northeastern Patrick County in southwestern Virginia...
  Southeastern Montgomery County in southwestern Virginia...

* Until 215 PM EDT.

* At 111 PM EDT, a severe thunderstorm was located over Spring
  Valley, or near Fries, moving east at 50 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  Galax...
  Hillsville...
  Independence...
  Fries...
  Floyd...
  Pilot...
  and Allisonia.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail. 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 3712 8028 3690 8021 3687 8023 3686 8019
      3673 8015 3662 8092 3661 8113 3679 8122
TIME...MOT...LOC 1711Z 251DEG 42KT 3670 8107 

HAIL...1.00IN
WIND...<50MPH
 
$$

RR
5 follow-up statements
480 
WWUS51 KRNK 271731
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
131 PM EDT Sat Mar 27 2021

VAC077-197-640-271741-
/O.CAN.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Wythe VA-City of Galax VA-Grayson VA-
131 PM EDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
SOUTHEASTERN WYTHE AND EASTERN GRAYSON COUNTIES AND THE CITY OF GALAX
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 3669 8086 3680 8092 3687 8077 3688 8075
      3689 8074 3711 8028 3690 8021 3687 8023
      3686 8019 3683 8018
TIME...MOT...LOC 1731Z 244DEG 43KT 3678 8079 

$$

VAC035-063-121-141-155-271815-
/O.CON.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Pulaski VA-Floyd VA-Carroll VA-Patrick VA-Montgomery VA-
131 PM EDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
SOUTHEASTERN PULASKI...FLOYD...CENTRAL CARROLL...NORTH CENTRAL
PATRICK AND SOUTHEASTERN MONTGOMERY COUNTIES...

At 131 PM EDT, a severe thunderstorm was located near Hillsville,
moving northeast at 50 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Hillsville...
Floyd...
Indian Valley...
Pilot...
Willis...
Terrys Fork...
and Dugspur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL. 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 3669 8086 3680 8092 3687 8077 3688 8075
      3689 8074 3711 8028 3690 8021 3687 8023
      3686 8019 3683 8018
TIME...MOT...LOC 1731Z 244DEG 43KT 3678 8079 

HAIL...1.00IN
WIND...<50MPH
 
$$

RR
310 
WWUS51 KRNK 271742
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
142 PM EDT Sat Mar 27 2021

VAC155-271752-
/O.CAN.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Pulaski VA-
142 PM EDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
SOUTHEASTERN PULASKI COUNTY 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 3687 8077 3689 8069 3691 8068 3691 8066
      3694 8063 3694 8060 3698 8055 3711 8028
      3690 8021 3687 8023 3686 8019 3685 8019
      3673 8070
TIME...MOT...LOC 1742Z 246DEG 43KT 3682 8064 

$$

VAC035-063-121-141-271815-
/O.CON.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Floyd VA-Carroll VA-Patrick VA-Montgomery VA-
142 PM EDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
FLOYD...NORTHEASTERN CARROLL...NORTHERN PATRICK AND SOUTHEASTERN
MONTGOMERY COUNTIES...

At 142 PM EDT, a severe thunderstorm was located over Dugspur, or
near Hillsville, moving northeast at 50 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Hillsville...
Floyd...
Indian Valley...
Pilot...
Willis...
Terrys Fork...
and Dugspur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL. 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 3687 8077 3689 8069 3691 8068 3691 8066
      3694 8063 3694 8060 3698 8055 3711 8028
      3690 8021 3687 8023 3686 8019 3685 8019
      3673 8070
TIME...MOT...LOC 1742Z 246DEG 43KT 3682 8064 

HAIL...1.00IN
WIND...<50MPH
 
$$

RR
402 
WWUS51 KRNK 271748
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
148 PM EDT Sat Mar 27 2021

VAC035-063-121-141-271815-
/O.CON.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Floyd VA-Carroll VA-Patrick VA-Montgomery VA-
148 PM EDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
FLOYD...NORTHEASTERN CARROLL...NORTHERN PATRICK AND SOUTHEASTERN
MONTGOMERY COUNTIES...

At 147 PM EDT, a severe thunderstorm was located near Dugspur, or
near Willis, moving east at 50 mph.

HAZARD...Two inch hail.

SOURCE...2 inch sized hail reported in Fries earlier, as well as in 
         Independence.

IMPACT...People and animals outdoors will be injured. Expect damage 
         to roofs, siding, windows, and vehicles.

Locations impacted include...
Hillsville...
Floyd...
Indian Valley...
Pilot...
Willis...
Terrys Fork...
and Dugspur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL. 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 3687 8077 3689 8069 3691 8068 3691 8066
      3694 8063 3694 8060 3698 8055 3711 8028
      3690 8021 3687 8023 3686 8019 3685 8019
      3673 8070
TIME...MOT...LOC 1747Z 251DEG 42KT 3684 8057 

HAIL...2.00IN
WIND...<50MPH
 
$$

RR
646 
WWUS51 KRNK 271757
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
157 PM EDT Sat Mar 27 2021

VAC035-121-271807-
/O.CAN.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Carroll VA-Montgomery VA-
157 PM EDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR 
NORTHEASTERN CARROLL AND SOUTHEASTERN MONTGOMERY 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 3678 8050 3691 8056 3702 8025 3690 8021
      3687 8023 3686 8019 3685 8019
TIME...MOT...LOC 1757Z 252DEG 41KT 3685 8044 

$$

VAC063-141-271815-
/O.CON.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Floyd VA-Patrick VA-
157 PM EDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
CENTRAL FLOYD AND NORTHERN PATRICK COUNTIES...

At 157 PM EDT, a severe thunderstorm was located over Willis, moving
east at 45 mph.

HAZARD...Golf ball size hail.

SOURCE...Public.

IMPACT...People and animals outdoors will be injured. Expect damage 
         to roofs, siding, windows, and vehicles.

Locations impacted include...
Floyd...
Willis...
Indian Valley...
Alum Ridge...
and Rocky Knob Summit.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL. 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 3678 8050 3691 8056 3702 8025 3690 8021
      3687 8023 3686 8019 3685 8019
TIME...MOT...LOC 1757Z 252DEG 41KT 3685 8044 

HAIL...1.75IN
WIND...<50MPH
 
$$

RR
620 
WWUS51 KRNK 271807
SVSRNK

Severe Weather Statement
National Weather Service BLACKSBURG VA
207 PM EDT Sat Mar 27 2021

VAC063-141-271815-
/O.CON.KRNK.SV.W.0009.000000T0000Z-210327T1815Z/
Floyd VA-Patrick VA-
207 PM EDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR
CENTRAL FLOYD AND NORTHERN PATRICK COUNTIES...

At 207 PM EDT, a severe thunderstorm was located over Floyd, moving
east at 45 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Floyd...
and Rocky Knob Summit.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for LARGE HAIL. 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 3680 8044 3692 8047 3701 8025 3690 8021
      3687 8023 3686 8019 3685 8019
TIME...MOT...LOC 1807Z 248DEG 41KT 3690 8031 

HAIL...1.00IN
WIND...<50MPH
 
$$

RR

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 11:26 AM EDTSpecial Weather StatementRNKSmyth, Tazewell64 min
Mar 27, 11:52 AM EDTSevere Thunderstorm WarningRNKBland, Grayson, Smyth, Tazewell, Wythe53 min
Mar 27, 12:22 PM EDTSevere Thunderstorm WarningRNKCarroll, Grayson, Smyth, Wythe, City of Galax53 min
Mar 27, 1:15 PM EDTSevere Thunderstorm WarningRNKBland, Grayson, Smyth, Tazewell, Wythe60 min
Mar 27, 2:04 PM EDTSevere Thunderstorm WarningRNKFloyd, Franklin, Patrick41 min
Mar 27, 2:06 PM EDTSevere Thunderstorm WarningRNKBland, Carroll, Grayson, Pulaski, Smyth, Wythe and 1 more39 min
Mar 27, 2:38 PM EDTSevere Thunderstorm WarningRNKBedford, Campbell, Franklin, Pittsylvania52 min
Mar 27, 2:43 PM EDTSpecial Weather StatementRNKCarroll, Floyd, Henry, Patrick, Pulaski47 min
Mar 27, 2:56 PM EDTSevere Thunderstorm WarningRNKCarroll, Floyd, Franklin, Henry, Montgomery, Patrick and 4 more64 min

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.