Alert archive / Virginia / Tornado Warnings in 2012

Tornado Warning 10, NWS Morristown, TN

March 2, 20124 counties in Virginia

NWS Morristown, TN issued this tornado warning at Mar 2, 2012, 11:22 AM EST for 4 counties in Virginia. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 2, 2012, 11:22 AM EST (16:22 UTC)
Expired
Mar 2, 2012, 12:00 PM EST
In force
38 min
Issued by
NWS Morristown, TN
Area
Storm-based polygon

Counties City of Bristol, VA, Russell County, VA, Scott County, VA, Washington County, VA

The radar

The Knoxville radar (KMRX), 146 km from the middle of the area, began a volume at 16:23 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 2, 10:25 AM ESTTornado WatchSPC5 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 4.4 hours before the alert went out and 201 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 2012-03-02Temperature 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 2012-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 square meters per square second.1939587897117136Sfc1 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
2084 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
234 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.

612 
WFUS54 KMRX 021622
TORMRX
VAC167-169-191-520-021700-
/O.NEW.KMRX.TO.W.0010.120302T1622Z-120302T1700Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
1122 AM EST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A

* TORNADO WARNING FOR...
  RUSSELL COUNTY IN SOUTHWEST VIRGINIA...
  EXTREME EASTERN SCOTT COUNTY IN SOUTHWEST VIRGINIA...
  WASHINGTON COUNTY IN SOUTHWEST VIRGINIA...
  CITY OF BRISTOL IN SOUTHWEST VIRGINIA...

* UNTIL NOON EST

* AT 1118 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 11 MILES EAST OF
  WEBER CITY...OR 12 MILES WEST OF BRISTOL VA. DOPPLER RADAR SHOWED
  THIS TORNADO MOVING EAST AT 60 MPH.

* LOCATIONS IN THE WARNING INCLUDE...
  ABINGDON...BENHAMS...HANSONVILLE...HILANDER PARK...HOLSTON...
  LINDELL...EMORY-MEADOW VIEW...GLADE SPRING AND KONNAROCK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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.



&&

LAT...LON 3660 8236 3674 8245 3700 8179 3696 8177
      3694 8181 3692 8183 3679 8169 3666 8163
TIME...MOT...LOC 1622Z 249DEG 51KT 3670 8230

$$
2 follow-up statements
563 
WWUS54 KMRX 021632
SVSMRX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1132 AM EST FRI MAR 2 2012

VAC169-520-021641-
/O.CAN.KMRX.TO.W.0010.000000T0000Z-120302T1700Z/
SCOTT VA-CITY OF BRISTOL VA-
1132 AM EST FRI MAR 2 2012

...THE TORNADO WARNING FOR CITY OF BRISTOL AND EXTREME EASTERN SCOTT
COUNTIES IS CANCELLED...

THE STORM THAT PROMPTED THE WARNING HAS MOVED OUT OF THESE AREAS.

LAT...LON 3667 8222 3678 8230 3700 8179 3696 8177
      3694 8181 3692 8183 3679 8169 3666 8163
TIME...MOT...LOC 1631Z 249DEG 51KT 3674 8215

$$

VAC167-191-021700-
/O.CON.KMRX.TO.W.0010.000000T0000Z-120302T1700Z/
RUSSELL VA-WASHINGTON VA-
1132 AM EST FRI MAR 2 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL NOON EST FOR WASHINGTON
AND RUSSELL COUNTIES...

AT 1127 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR BENHAMS...OR 8
MILES NORTH OF BRISTOL VA...MOVING EAST AT 60 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  ABINGDON...HANSONVILLE...HILANDER PARK...HOLSTON...LINDELL...
  EMORY-MEADOW VIEW...GLADE SPRING AND KONNAROCK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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.

&&

LAT...LON 3667 8222 3678 8230 3700 8179 3696 8177
      3694 8181 3692 8183 3679 8169 3666 8163
TIME...MOT...LOC 1631Z 249DEG 51KT 3674 8215

$$
100 
WWUS54 KMRX 021641
SVSMRX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1141 AM EST FRI MAR 2 2012

VAC167-191-021700-
/O.CON.KMRX.TO.W.0010.000000T0000Z-120302T1700Z/
RUSSELL VA-WASHINGTON VA-
1141 AM EST FRI MAR 2 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL NOON EST FOR WASHINGTON
AND RUSSELL COUNTIES...

AT 1137 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR LINDELL...OR NEAR
ABINGDON...MOVING EAST AT 65 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  EMORY-MEADOW VIEW...GLADE SPRING AND KONNAROCK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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.

&&

LAT...LON 3679 8169 3666 8163 3668 8198 3685 8213
      3700 8179 3696 8177 3694 8181 3692 8183
TIME...MOT...LOC 1641Z 249DEG 62KT 3681 8190

$$

The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 2, 10:45 AM ESTSevere Thunderstorm WarningMRXRussell, Washington30 min
Mar 2, 10:58 AM ESTSevere Thunderstorm WarningMRXRussell, Scott, Washington, City of Bristol32 min
Mar 2, 10:59 AM ESTFlood WatchMRXLee, Russell, Scott, Washington, Wise, City of Bristol and 1 more14 hr
Mar 2, 12:25 PM ESTTornado WarningMRXLee35 min
Mar 2, 12:51 PM ESTTornado WarningMRXLee, Scott, Wise39 min
Mar 2, 1:26 PM ESTTornado WarningMRXRussell, Scott, Washington, Wise, City of Norton34 min
Mar 2, 6:33 PM ESTTornado WarningMRXLee42 min

Nearby

Tornado Warnings in Virginia, 2012Every tornado warning in 2012Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.