Alert archive / Tennessee / Tornado Warnings in 2006

Tornado Warning 7, NWS Nashville, TN

March 13, 2006Cannon County, Coffee County, Tennessee

NWS Nashville, TN issued this tornado warning at Mar 13, 2006, 6:22 PM CST for Cannon County, Coffee County, Tennessee. It was in force for 15 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 13, 2006, 6:22 PM CST (00:22 UTC)
Expired: Mar 13, 2006, 6:37 PM CST
In force: 15 min
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Cannon County, TN, Coffee County, TN

The radar

The Nashville radar (KOHX), 73 km from the middle of the area, began a volume at 00:25 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.

Issued	Product	Office	Lasted
Mar 13, 1:48 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.4 hours before the alert went out and 64 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: 935 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 613 m above ground
0-6 km bulk shear: 77 kt
0-1 km storm-relative helicity: 136 m²/s²
0-3 km storm-relative helicity: 169 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 3.4

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KOHX 140022
TOROHX
TNC015-031-140045-
/O.NEW.KOHX.TO.W.0007.060314T0022Z-060314T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
622 PM CST MON MAR 13 2006

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CANNON COUNTY IN TENNESSEE
  NORTHERN COFFEE COUNTY IN TENNESSEE

* UNTIL 645 PM CST

* AT 617 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER EXTREME
  NORTHEASTERN BEDFORD COUNTY...OR ABOUT 13 MILES NORTHEAST OF
  SHELBYVILLE...MOVING EAST AT 50 MPH.

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.

LAT...LON 3572 8634 3555 8626 3557 8590 3585 8593

$$
STEIGERWALDT

1 follow-up statement

000 
WWUS54 KOHX 140037
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
637 PM CST MON MAR 13 2006

TNC015-031-140047-
/O.CAN.KOHX.TO.W.0007.000000T0000Z-060314T0045Z/
CANNON TN-COFFEE TN-
637 PM CST MON MAR 13 2006

...THE TORNADO WARNING FOR NORTHERN COFFEE AND SOUTHERN CANNON
COUNTIES IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST MONDAY EVENING 
FOR PORTIONS OF EASTERN TENNESSEE. 

LAT...LON 3572 8634 3555 8626 3557 8590 3585 8593

$$

21

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 13, 6:29 PM CST	Severe Thunderstorm Warning	OHX	White	31 min
Mar 13, 8:48 PM CST	Severe Thunderstorm Warning	OHX	Cumberland	20 min

Nearby

Tornado Warnings in Tennessee, 2006 Every tornado warning in 2006 Tornadoes in 2006

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.