Alert archive / Virginia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 13, NWS Blacksburg, VA

February 29, 2012Greenbrier County, West Virginia; Alleghany County, Bath County, Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Feb 29, 2012, 4:07 PM EST for Greenbrier County, West Virginia; Alleghany County, Bath County, Virginia. It was in force for 53 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: Feb 29, 2012, 4:07 PM EST (21:07 UTC)
Expired: Feb 29, 2012, 5:00 PM EST
In force: 53 min
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon

Counties Alleghany County, VA, Bath County, VA, Greenbrier County, WV

The radar

The Charleston,WV radar (KRLX), 118 km from the middle of the area, began a volume at 21:07 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
Feb 29, 4:16 PM EST	TSTM WND DMG	3 Nnw Renick, WV	ONE TREE DOWN OVER A POWER LINE ON LEONARD-CORDOVA ROAD
Feb 29, 4:30 PM EST	TSTM WND DMG	5 Nne Rupert, WV	* 1 INJ * ONE TREE FELL ON A TRUCK TRAVELING PAST THE COAL MINE ON ANJEAN ROAD, ONE MINOR INJURY OCCURRED
Feb 29, 4:48 PM EST	TSTM WND DMG	4 Nnw Hot Springs, VA	TREES DOWN ON ROUTE 687 NEAR THE INTERSECTION OF ROUTE 603

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.

Issued	Product	Office	Lasted
Feb 29, 3:43 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 9.1 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-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: 651 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 313 m²/s²
0-3 km storm-relative helicity: 338 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

975 
WUUS51 KRNK 292107
SVRRNK
VAC005-017-WVC025-292200-
/O.NEW.KRNK.SV.W.0013.120229T2107Z-120229T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
407 PM EST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN BATH COUNTY IN WEST CENTRAL VIRGINIA
  NORTHERN ALLEGHANY COUNTY IN WEST CENTRAL VIRGINIA
  NORTHERN GREENBRIER COUNTY IN SOUTHEAST WEST VIRGINIA

* UNTIL 500 PM EST.

* AT 402 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
  IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 19 MILES NORTH OF QUINWOOD TO 16 MILES WEST OF
  BINGHAM...OR ALONG A LINE EXTENDING FROM 6 MILES NORTHEAST OF
  SUMMERSVILLE TO FAYETTEVILLE...AND MOVING EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  BINGHAM...
  QUINWOOD...
  RUPERT...
  WILLIAMSBURG...
  BEARTOWN STATE PARK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF QUARTER OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 6 6...2 1 5...4 3 2 4.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING
FOR SOUTHWESTERN VIRGINIA AND SOUTHEAST WEST VIRGINIA.

&&

LAT...LON 3823 8035 3811 8035 3804 8021 3807 7997
      3818 7992 3827 7981 3820 7956 3819 7956
      3780 8004 3795 8082 3798 8078 3802 8080
      3803 8083 3806 8082 3805 8086 3807 8089
      3811 8088 3809 8071 3827 8044
TIME...MOT...LOC 2107Z 282DEG 44KT 3831 8068 3807 8101

$$

DS

4 follow-up statements

802 
WWUS51 KRNK 292125
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
425 PM EST WED FEB 29 2012

VAC005-017-WVC025-292200-
/O.CON.KRNK.SV.W.0013.000000T0000Z-120229T2200Z/
BATH VA-ALLEGHANY VA-GREENBRIER WV-
425 PM EST WED FEB 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EST
FOR WESTERN BATH...NORTHERN ALLEGHANY AND NORTHERN GREENBRIER
COUNTIES...

AT 420 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 14 MILES NORTH OF LEONARD TO BINGHAM...OR
ALONG A LINE EXTENDING FROM RICHWOOD TO 9 MILES EAST OF BABCOCK STATE
PARK...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  QUINWOOD...
  RUPERT...
  WILLIAMSBURG...
  BEARTOWN STATE PARK...
  RORER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING
FOR SOUTHWESTERN VIRGINIA AND SOUTHEAST WEST VIRGINIA.

&&

LAT...LON 3823 8035 3811 8035 3804 8021 3807 7997
      3818 7992 3827 7981 3820 7956 3819 7956
      3780 8004 3795 8082 3798 8078 3802 8080
      3803 8083 3806 8082 3810 8079 3809 8071
      3827 8044
TIME...MOT...LOC 2125Z 282DEG 44KT 3826 8041 3802 8074

$$

DS

482 
WWUS51 KRNK 292140
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
440 PM EST WED FEB 29 2012

VAC005-017-WVC025-292200-
/O.CON.KRNK.SV.W.0013.000000T0000Z-120229T2200Z/
BATH VA-ALLEGHANY VA-GREENBRIER WV-
440 PM EST WED FEB 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EST
FOR WESTERN BATH...NORTHERN ALLEGHANY AND NORTHERN GREENBRIER
COUNTIES...

AT 439 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 13 MILES NORTH OF BEARTOWN STATE PARK TO
WILLIAMSBURG...OR ALONG A LINE EXTENDING FROM 6 MILES WEST OF
MARLINTON TO 9 MILES WEST OF RENICK...MOVING EAST AT 50 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING
FOR SOUTHWESTERN VIRGINIA AND SOUTHEAST WEST VIRGINIA.

&&

LAT...LON 3797 8070 3823 8035 3811 8035 3804 8021
      3807 7997 3818 7992 3827 7981 3820 7956
      3819 7956 3780 8004
TIME...MOT...LOC 2140Z 282DEG 44KT 3822 8018 3798 8051

$$

DS

084 
WWUS51 KRNK 292149
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
449 PM EST WED FEB 29 2012

VAC017-292159-
/O.CAN.KRNK.SV.W.0013.000000T0000Z-120229T2200Z/
BATH VA-
449 PM EST WED FEB 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN BATH COUNTY IS
CANCELLED...

THE STORM THAT PROMPTED THE WARNING WILL REMAIN WEST OF THE COUNTY. 
THEREFORE...THE WARNING HAS BEEN CANCELLED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING
FOR SOUTHWESTERN VIRGINIA AND SOUTHEAST WEST VIRGINIA.

&&

LAT...LON 3805 8026 3804 8021 3807 7999 3807 7997
      3797 8002 3795 8006 3795 8005 3782 8012
      3793 8055 3807 8046 3811 8035
TIME...MOT...LOC 2149Z 282DEG 44KT 3805 8019 3795 8042

$$

VAC005-WVC025-292200-
/O.CON.KRNK.SV.W.0013.000000T0000Z-120229T2200Z/
ALLEGHANY VA-GREENBRIER WV-
449 PM EST WED FEB 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EST
FOR NORTHERN ALLEGHANY AND CENTRAL GREENBRIER COUNTIES...

AT 443 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM BEARTOWN STATE PARK TO WILLIAMSBURG...OR ALONG A LINE
EXTENDING FROM 7 MILES NORTHEAST OF RENICK TO 8 MILES WEST OF
RENICK...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  RENICK...
  NEOLA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING
FOR SOUTHWESTERN VIRGINIA AND SOUTHEAST WEST VIRGINIA.

&&

LAT...LON 3805 8026 3804 8021 3807 7999 3807 7997
      3797 8002 3795 8006 3795 8005 3782 8012
      3793 8055 3807 8046 3811 8035
TIME...MOT...LOC 2149Z 282DEG 44KT 3805 8019 3795 8042

$$

DS

784 
WWUS51 KRNK 292157
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
457 PM EST WED FEB 29 2012

VAC005-WVC025-292207-
/O.EXP.KRNK.SV.W.0013.000000T0000Z-120229T2200Z/
ALLEGHANY VA-GREENBRIER WV-
457 PM EST WED FEB 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ALLEGHANY AND CENTRAL
GREENBRIER COUNTIES EXPIRES AT 500 PM EST...

THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS. THUS THE WARNING WILL BE ALLOWED TO EXPIRE.

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST WEDNESDAY EVENING
FOR SOUTHWESTERN VIRGINIA AND SOUTHEAST WEST VIRGINIA.

LAT...LON 3805 8026 3804 8021 3807 7999 3807 7997
      3797 8002 3795 8006 3795 8005 3782 8012
      3793 8055 3807 8046 3811 8035
TIME...MOT...LOC 2157Z 282DEG 44KT 3803 8007 3791 8021

$$

DS

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 29, 4:23 PM EST	Severe Thunderstorm Warning	RNK	Greenbrier, Monroe, Summers	38 min
Feb 29, 4:34 PM EST	Areal Flood Advisory	RNK	Greenbrier, Mercer, Summers	3 hr
Feb 29, 4:53 PM EST	Special Weather Statement	RNK	Summers	37 min
Feb 29, 5:12 PM EST	Severe Thunderstorm Warning	RNK	Monroe, Summers	48 min
Feb 29, 5:47 PM EST	Areal Flood Warning	RNK	Greenbrier, Monroe	6 hr
Feb 29, 6:06 PM EST	Special Weather Statement	RNK	Mercer	24 min
Feb 29, 6:15 PM EST	Severe Thunderstorm Warning	RNK	Mercer, Monroe, Summers	26 min
Feb 29, 9:41 AM EST	Special Weather Statement	RNK	Amherst, Botetourt, Rockbridge, City of Buena Vista, City of Lexington	64 min
Feb 29, 9:43 AM EST	Special Weather Statement	RNK	Charlotte	32 min
Feb 29, 10:04 AM EST	Special Weather Statement	RNK	Appomattox, Bedford, Buckingham, City of Lynchburg	56 min
Feb 29, 10:11 AM EST	Special Weather Statement	RNK	Franklin	64 min
Feb 29, 10:32 AM EST	Special Weather Statement	RNK	Campbell	43 min
Feb 29, 5:00 PM EST	Special Weather Statement	RNK	Alleghany, Bath, City of Covington	30 min
Feb 29, 5:17 PM EST	Severe Thunderstorm Warning	RNK	Alleghany, Bath, Rockbridge, City of Lexington	28 min
Feb 29, 5:41 PM EST	Special Weather Statement	RNK	City of Buena Vista	49 min
Feb 29, 5:44 PM EST	Special Weather Statement	RNK	City of Covington	31 min
Feb 29, 6:24 PM EST	Special Weather Statement	RNK	Buckingham	36 min
Feb 29, 6:53 PM EST	Special Weather Statement	RNK	Tazewell	22 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2012 Severe Thunderstorm Warnings in West Virginia, 2012 Every severe thunderstorm warning in 2012

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.