Alert archive / West Virginia / Tornado Warnings in 2011

Tornado Warning 40, NWS Blacksburg, VA

April 27, 2011Greenbrier County, Summers County, West Virginia

NWS Blacksburg, VA issued this tornado warning at Apr 27, 2011, 11:43 PM EDT for Greenbrier County, Summers County, West Virginia. It was in force for 36 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
Apr 27, 2011, 11:43 PM EDT (03:43 UTC)
Expired
Apr 28, 2011, 12:19 AM EDT
In force
36 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon

Counties Greenbrier County, WV, Summers County, WV

The radar

The Charleston,WV radar (KRLX), 111 km from the middle of the area, began a volume at 03:43 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
Apr 27, 11:50 PM EDTTSTM WND DMG1 E Meadow Bluff, WVSEVERAL TREES DOWN IN DAWSON AND CLINTONVILLE WV

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 27, 6:15 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 00:00Z, 3.7 hours before the alert went out and 127 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 00:00Z on 2011-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 372 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 00:00Z on 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 226 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
372 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1272 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
226 m²/s²
0-3 km storm-relative helicity
335 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

193 
WFUS51 KRNK 280343
TORRNK
WVC025-089-280430-
/O.NEW.KRNK.TO.W.0040.110428T0343Z-110428T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
1143 PM EDT WED APR 27 2011

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN GREENBRIER COUNTY IN SOUTHEAST WEST VIRGINIA
  NORTHEASTERN SUMMERS COUNTY IN SOUTHEAST WEST VIRGINIA

* UNTIL 1230 AM EDT.

* AT 1140 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR LAWN...OR 8
  MILES NORTHEAST OF SANDSTONE...MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LAWN...
  MEADOW BLUFF...
  TROUT...
  LEONARD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

WHEN IT IS SAFE TO DO SO...PLEASE RELAY YOUR SEVERE WEATHER REPORTS
TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE AT...1...8 6
6...2 1 5...4 3 2 4.

&&

LAT...LON 3823 8035 3811 8035 3806 8028 3804 8021
      3806 8008 3773 8084 3785 8089 3787 8081
      3787 8076 3792 8079 3824 8038
TIME...MOT...LOC 0343Z 236DEG 49KT 3787 8073

$$

16
4 follow-up statements
984 
WWUS51 KRNK 280350
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1150 PM EDT WED APR 27 2011

WVC025-089-280430-
/O.CON.KRNK.TO.W.0040.000000T0000Z-110428T0430Z/
GREENBRIER WV-SUMMERS WV-
1150 PM EDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM EDT FOR
NORTHEASTERN SUMMERS AND NORTHERN GREENBRIER COUNTIES...

AT 1145 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR RUPERT...MOVING
NORTHEAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  RUPERT...
  ANJEAN...
  TROUT...
  LEONARD...
  BEARTOWN STATE PARK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EDT THURSDAY MORNING
FOR NORTHWESTERN NORTH CAROLINA AND SOUTHWESTERN VIRGINIA AND
SOUTHEAST WEST VIRGINIA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
100 AM EDT THURSDAY MORNING FOR SOUTHWEST VIRGINIA.

&&

LAT...LON 3823 8035 3811 8035 3806 8028 3804 8021
      3806 8008 3773 8084 3785 8089 3787 8081
      3787 8076 3792 8079 3824 8038
TIME...MOT...LOC 0351Z 234DEG 51KT 3796 8064

$$
786 
WWUS51 KRNK 280358 RRA
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1158 PM EDT WED APR 27 2011

WVC025-089-280430-
/O.CON.KRNK.TO.W.0040.000000T0000Z-110428T0430Z/
GREENBRIER WV-SUMMERS WV-
1158 PM EDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM EDT FOR
NORTHEASTERN SUMMERS AND NORTHERN GREENBRIER COUNTIES...

AT 1154 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR DUO...OR 8 MILES
NORTHEAST OF RUPERT...MOVING NORTHEAST AT 65 MPH.

LOCATIONS IMPACTED INCLUDE...
  DUO...
  LEONARD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EDT THURSDAY MORNING
FOR NORTHWESTERN NORTH CAROLINA AND SOUTHWESTERN VIRGINIA AND
SOUTHEAST WEST VIRGINIA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
100 AM EDT THURSDAY MORNING FOR SOUTHWEST VIRGINIA.

&&

LAT...LON 3823 8035 3811 8035 3806 8028 3804 8021
      3806 8008 3773 8084 3785 8089 3787 8081
      3787 8076 3792 8079 3824 8038
TIME...MOT...LOC 0359Z 227DEG 57KT 3809 8052

$$
118 
WWUS51 KRNK 280405
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1205 AM EDT THU APR 28 2011

WVC089-280415-
/O.CAN.KRNK.TO.W.0040.000000T0000Z-110428T0430Z/
SUMMERS WV-
1205 AM EDT THU APR 28 2011

...THE TORNADO WARNING FOR NORTHEASTERN SUMMERS COUNTY IS
CANCELLED...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EDT THURSDAY MORNING
FOR NORTHWESTERN NORTH CAROLINA AND SOUTHWESTERN VIRGINIA AND
SOUTHEAST WEST VIRGINIA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
100 AM EDT THURSDAY MORNING FOR SOUTHWEST VIRGINIA.

&&

LAT...LON 3823 8035 3811 8035 3806 8028 3804 8021
      3806 8008 3788 8049 3803 8065 3824 8038
TIME...MOT...LOC 0405Z 236DEG 50KT 3801 8044

$$

WVC025-280430-
/O.CON.KRNK.TO.W.0040.000000T0000Z-110428T0430Z/
GREENBRIER WV-
1205 AM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM EDT FOR NORTHERN
GREENBRIER COUNTY...

AT 1203 AM EDT...A TORNADO WAS REPORTED.  THIS TORNADO WAS LOCATED
NEAR TROUT...OR NEAR RENICK...MOVING NORTHEAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  TROUT...
  LEONARD...
  BEARTOWN STATE PARK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN BLACKSBURG AT...1...8 6 6...2 1 5...4 3 2 4...WHEN YOU CAN
DO SO SAFELY.

&&

LAT...LON 3823 8035 3811 8035 3806 8028 3804 8021
      3806 8008 3788 8049 3803 8065 3824 8038
TIME...MOT...LOC 0405Z 236DEG 50KT 3801 8044

$$

16
890 
WWUS51 KRNK 280419
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1219 AM EDT THU APR 28 2011

WVC025-280429-
/O.CAN.KRNK.TO.W.0040.000000T0000Z-110428T0430Z/
GREENBRIER WV-
1219 AM EDT THU APR 28 2011

...THE TORNADO WARNING FOR NORTHERN GREENBRIER COUNTY IS CANCELLED...

TO REPORT SEVERE WEATHER...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN BLACKSBURG AT...1...8 6 6...2 1 5...4 3 2 4.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EDT THURSDAY MORNING
FOR NORTHWESTERN NORTH CAROLINA AND SOUTHWESTERN VIRGINIA AND
SOUTHEAST WEST VIRGINIA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
100 AM EDT THURSDAY MORNING FOR SOUTHWEST VIRGINIA.

LAT...LON 3823 8035 3811 8035 3806 8028 3804 8021
      3806 8008 3788 8049 3803 8065 3824 8038
TIME...MOT...LOC 0419Z 236DEG 50KT 3812 8023

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 9:06 PM EDTFlash Flood WatchRNKMercer, Monroe, Summers13 hr
Apr 27, 10:12 PM EDTTornado WarningRNKMercer48 min
Apr 27, 10:32 PM EDTTornado WarningRNKGreenbrier43 min
Apr 27, 10:57 PM EDTTornado WarningRNKGreenbrier, Mercer, Summers48 min
Apr 27, 11:09 PM EDTTornado WarningRNKMercer, Monroe, Summers51 min
Apr 27, 11:53 PM EDTTornado WarningRNKMercer, Monroe52 min
Apr 27, 11:56 PM EDTTornado WarningRNKGreenbrier, Monroe, Summers49 min
Apr 28, 12:40 AM EDTTornado WarningRNKGreenbrier35 min
Apr 28, 12:45 AM EDTTornado WarningRNKMercer, Monroe, Summers45 min
Apr 28, 12:48 AM EDTFlash Flood WarningRNKGreenbrier, Monroe6 hr
Apr 28, 1:03 AM EDTSevere Thunderstorm WarningRNKGreenbrier, Monroe57 min
Apr 28, 1:19 AM EDTTornado WarningRNKMonroe26 min
Apr 28, 1:39 AM EDTFlash Flood WarningRNKMercer, Monroe, Summers3 hr
Apr 28, 1:43 AM EDTTornado WarningRNKMonroe19 min
Apr 28, 1:45 AM EDTTornado WarningRNKGreenbrier, Mercer, Monroe, Summers31 min
Apr 28, 1:47 AM EDTTornado WarningRNKMercer9 min
Apr 28, 2:17 AM EDTTornado WarningRNKMercer, Monroe, Summers28 min
Apr 28, 6:47 AM EDTAreal Flood WarningRNKGreenbrier, Monroe6 hr
Apr 28, 11:16 AM EDTRiver Flood WarningRNKGreenbrier, Monroe, Summers10 hr

Nearby

Tornado Warnings in West Virginia, 2011Every tornado warning in 2011Tornadoes in 2011

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.