Alert archive / Tennessee / Tornado Warnings in 2006

Tornado Warning 89, NWS Nashville, TN

September 23, 2006Cheatham County, Robertson County, Tennessee

NWS Nashville, TN issued this tornado warning at Sep 23, 2006, 4:05 AM CDT for Cheatham County, Robertson County, Tennessee. It was in force for 25 min. 2 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: Sep 23, 2006, 4:05 AM CDT (09:05 UTC)
Expired: Sep 23, 2006, 4:30 AM CDT
In force: 25 min
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Cheatham County, TN, Robertson County, TN

What was reported inside it

Time	Report	Where	Remark
Sep 23, 4:15 AM CDT	TSTM WND DMG	11 Nnw Ashland City, TN	FEW TREES DOWN, PART OF A FENCE BLOWN DOWN, 2 HOMES LOST A FEW SHINGLES LOCATED AROUND 7070 U.S. HIGHWAY 41A.
Sep 23, 4:25 AM CDT	TSTM WND DMG	10 N Ashland City, TN	TREES DOWN ALONG HWY 41A

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
Sep 23, 12:59 AM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.1 hours before the alert went out and 58 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: 1397 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 838 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 321 m²/s²
0-3 km storm-relative helicity: 437 m²/s²
Significant tornado parameter: 3.9
Supercell composite: 14.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KOHX 230908
TOROHX
TNC021-147-230930-
/O.NEW.KOHX.TO.W.0089.060923T0905Z-060923T0930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
405 AM CDT SAT SEP 23 2006

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN CHEATHAM COUNTY IN TENNESSEE
  SOUTHWESTERN ROBERTSON COUNTY IN TENNESSEE

* UNTIL 430 AM CDT

* AT 400 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER EXTREME
  EASTERN MONTGOMERY COUNTY...AND NEAR EXTREME NORTHERN CHEATHAM 
  COUNTY...NORTHWEST OF ASHLAND CITY...MOVING EAST NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  HENRIETTA AND THOMASVILLE BY 420 AM
  AND NEAR I 24 IN WESTERN ROBERTSON COUNTY BY 430 AM

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 900 AM CDT SATURDAY MORNING
FOR TENNESSEE.

LAT...LON 3653 8712 3647 8713 3639 8723 3631 8713
      3640 8698 3657 8704

$$

19

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 8:18 PM CDT	Severe Thunderstorm Warning	OHX	Stewart	57 min
Sep 22, 8:43 PM CDT	Tornado Warning	OHX	Stewart	32 min
Sep 22, 10:49 PM CDT	Severe Thunderstorm Warning	OHX	Stewart	56 min
Sep 22, 11:21 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery	39 min
Sep 23, 12:46 AM CDT	Severe Thunderstorm Warning	OHX	Stewart	44 min
Sep 23, 12:46 AM CDT	Severe Thunderstorm Warning	OHX	Stewart	44 min
Sep 23, 3:06 AM CDT	Severe Thunderstorm Warning	OHX	Stewart	24 min
Sep 23, 3:44 AM CDT	Severe Thunderstorm Warning	OHX	Montgomery	31 min
Sep 23, 4:00 AM CDT	Tornado Warning	OHX	Montgomery	14 min
Sep 23, 4:01 AM CDT	Flash Flood Watch	OHX	Benton, Cannon, Cheatham, Clay, Cumberland, Davidson and 23 more	23 hr
Sep 23, 4:16 AM CDT	Tornado Warning	OHX	Robertson	29 min
Sep 23, 4:24 AM CDT	Severe Thunderstorm Warning	OHX	Robertson	36 min
Sep 23, 4:37 AM CDT	Tornado Warning	OHX	Sumner	23 min
Sep 23, 4:43 AM CDT	Severe Thunderstorm Warning	OHX	Sumner	32 min
Sep 23, 5:01 AM CDT	Tornado Warning	OHX	Sumner	29 min
Sep 23, 5:16 AM CDT	Severe Thunderstorm Warning	OHX	Wilson	44 min
Sep 23, 5:26 AM CDT	Severe Thunderstorm Warning	OHX	Macon, Trousdale	49 min
Sep 23, 5:51 AM CDT	Tornado Warning	OHX	Smith	24 min
Sep 23, 6:12 AM CDT	Severe Thunderstorm Warning	OHX	Jackson	33 min
Sep 23, 6:57 AM CDT	Flash Flood Warning	OHX	Stewart	2 hr
Sep 23, 2:35 PM CDT	Severe Thunderstorm Warning	OHX	Robertson	25 min
Sep 23, 3:16 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Jackson, Macon, Smith	29 min
Sep 23, 3:32 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Robertson, Sumner	28 min
Sep 23, 4:07 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Williamson, Wilson	23 min
Sep 23, 4:44 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford	31 min
Sep 23, 5:02 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Cannon, Coffee, Rutherford	28 min
Sep 23, 5:02 PM CDT	Severe Thunderstorm Warning	OHX	Van Buren, Warren, White	43 min
Sep 23, 5:40 PM CDT	Severe Thunderstorm Warning	OHX	Warren, White	35 min
Sep 23, 5:45 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb	30 min
Sep 23, 5:47 PM CDT	Severe Thunderstorm Warning	OHX	Fentress	13 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.