Alert archive / Tennessee / Tornado Warnings in 2012

Tornado Warning 16, NWS Morristown, TN

March 2, 2012Bledsoe County, Rhea County, Tennessee

NWS Morristown, TN issued this tornado warning at Mar 2, 2012, 10:57 AM CST for Bledsoe County, Rhea County, Tennessee. It was in force for 33 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
Mar 2, 2012, 10:57 AM CST (16:57 UTC)
Expired
Mar 2, 2012, 11:30 AM CST
In force
33 min
Issued by
NWS Morristown, TN
Area
Storm-based polygon

Counties Bledsoe County, TN, Rhea County, TN

The radar

The Northeast Alabama radar (KHTX), 133 km from the middle of the area, began a volume at 17:01 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 2, 11:10 AM CSTTSTM WND DMGSpring City, TNVOLUNTEER ELECTRIC REPOTRS MULTIPLE PWERS LINE DOWN FROM TREES AND LIGHTNING COUNTYWIDE

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
Mar 2, 9:25 AM CSTTornado WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 5.0 hours before the alert went out and 151 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, Nashville Metro, TN at 12:00Z on 2012-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1667 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, Nashville Metro, TN at 12:00Z on 2012-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 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
1667 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
523 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.1

Open this sounding in Storm Lab

The text

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

855 
WFUS54 KMRX 021657
TORMRX
TNC007-143-021730-
/O.NEW.KMRX.TO.W.0016.120302T1657Z-120302T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
1057 AM CST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A

* TORNADO WARNING FOR...
  BLEDSOE COUNTY IN EAST TENNESSEE...
  RHEA COUNTY IN EAST TENNESSEE...

* UNTIL 1130 AM CST/1230 PM EST/

* AT 1054 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR PIKEVILLE.
  DOPPLER RADAR SHOWED THIS TORNADO MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IN THE WARNING INCLUDE...
  SPRING CITY...MELVINE...EVENSVILLE AND GRANDVIEW.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 PM CST FRIDAY
AFTERNOON/400 PM EST FRIDAY AFTERNOON/ FOR CENTRAL TENNESSEE.

&&

LAT...LON 3578 8513 3578 8504 3576 8503 3577 8491
      3583 8481 3582 8480 3575 8476 3558 8482
      3551 8525 3566 8531
TIME...MOT...LOC 1658Z 245DEG 48KT 3564 8514

$$
1 follow-up statement
579 
WWUS54 KMRX 021719
SVSMRX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1119 AM CST FRI MAR 2 2012

TNC007-143-021730-
/O.CON.KMRX.TO.W.0016.000000T0000Z-120302T1730Z/
RHEA TN-BLEDSOE TN-
1119 AM CST FRI MAR 2 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 AM CST/1230 PM EST/
FOR BLEDSOE AND RHEA COUNTIES...

AT 1215 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR SPRING CITY...OR
13 MILES NORTHWEST OF DECATUR...MOVING EAST AT 55 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  MAINLY RURAL AREAS OFRHEA COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 PM CST FRIDAY
AFTERNOON/400 PM EST FRIDAY AFTERNOON/ FOR SOUTHWEST NORTH CAROLINA
AND CENTRAL TENNESSEE AND SOUTHWEST VIRGINIA.

&&

LAT...LON 3578 8513 3578 8504 3576 8503 3577 8491
      3583 8481 3582 8480 3575 8476 3558 8482
      3551 8525 3566 8531
TIME...MOT...LOC 1719Z 252DEG 51KT 3570 8484

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 2:00 AM CSTWind AdvisoryMRXBlount, Carter, Cocke, Greene, Johnson, Sevier and 1 more21 hr
Mar 2, 9:58 AM CSTSevere Thunderstorm WarningMRXHawkins, Sullivan32 min
Mar 2, 9:59 AM CSTFlood WatchMRXAnderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more14 hr
Mar 2, 10:25 AM CSTTornado WarningMRXBledsoe, Sequatchie35 min
Mar 2, 10:31 AM CSTTornado WarningMRXMarion44 min
Mar 2, 10:39 AM CSTTornado WarningMRXMorgan22 min
Mar 2, 10:49 AM CSTTornado WarningMRXHamilton, Marion41 min
Mar 2, 10:55 AM CSTTornado WarningMRXCampbell, Morgan, Scott35 min
Mar 2, 11:16 AM CSTTornado WarningMRXHamilton, Marion, Sequatchie44 min
Mar 2, 11:25 AM CSTTornado WarningMRXClaiborne, Hancock35 min
Mar 2, 11:29 AM CSTTornado WarningMRXCampbell, Claiborne31 min
Mar 2, 11:30 AM CSTTornado WarningMRXLoudon, Meigs, Rhea, Roane30 min
Mar 2, 11:44 AM CSTSevere Thunderstorm WarningMRXHamilton, Meigs, Rhea31 min
Mar 2, 11:50 AM CSTTornado WarningMRXBradley, Hamilton, McMinn, Polk25 min
Mar 2, 12:04 PM CSTSevere Thunderstorm WarningMRXBlount, Knox41 min
Mar 2, 12:19 PM CSTTornado WarningMRXKnox, Sevier26 min
Mar 2, 12:23 PM CSTTornado WarningMRXBradley, McMinn, Monroe, Polk37 min
Mar 2, 12:39 PM CSTTornado WarningMRXCocke, Grainger, Hamblen, Jefferson, Knox, Sevier36 min
Mar 2, 12:49 PM CSTTornado WarningMRXBlount, Monroe41 min
Mar 2, 1:13 PM CSTSevere Thunderstorm WarningMRXBlount, Monroe47 min
Mar 2, 2:34 PM CSTTornado WarningMRXBledsoe, Marion, Sequatchie41 min
Mar 2, 2:59 PM CSTSevere Thunderstorm WarningMRXLoudon, McMinn, Monroe, Roane46 min
Mar 2, 3:14 PM CSTSevere Thunderstorm WarningMRXBledsoe, Meigs, Rhea46 min
Mar 2, 3:24 PM CSTTornado WarningMRXMarion, Sequatchie51 min
Mar 2, 3:55 PM CSTSevere Thunderstorm WarningMRXLoudon, Roane50 min
Mar 2, 4:24 PM CSTSevere Thunderstorm WarningMRXScott36 min
Mar 2, 4:29 PM CSTSevere Thunderstorm WarningMRXMarion46 min
Mar 2, 4:29 PM CSTTornado WarningMRXAnderson, Knox31 min
Mar 2, 4:33 PM CSTTornado WarningMRXBledsoe, Hamilton, Meigs, Rhea27 min
Mar 2, 4:38 PM CSTTornado WarningMRXScott37 min
Mar 2, 4:57 PM CSTSevere Thunderstorm WarningMRXMcMinn, Meigs, Rhea18 min
Mar 2, 4:57 PM CSTTornado WarningMRXCampbell, Claiborne, Scott33 min
Mar 2, 5:03 PM CSTSevere Thunderstorm WarningMRXHamilton, Marion42 min
Mar 2, 5:15 PM CSTSevere Thunderstorm WarningMRXLoudon, McMinn, Monroe45 min
Mar 2, 5:28 PM CSTTornado WarningMRXBradley, Hamilton47 min
Mar 2, 5:30 PM CSTTornado WarningMRXBlount, Loudon, McMinn, Monroe45 min

Nearby

Tornado Warnings in Tennessee, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.