Alert archive / Tennessee / Tornado Warnings in 2012

Tornado Warning 28, NWS Nashville, TN

March 2, 20124 counties in Tennessee

NWS Nashville, TN issued this tornado warning at Mar 2, 2012, 3:47 PM CST for 4 counties in Tennessee. It was in force for 28 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, 3:47 PM CST (21:47 UTC)
Expired: Mar 2, 2012, 4:15 PM CST
In force: 28 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon

Counties Dickson County, TN, Hickman County, TN, Humphreys County, TN, Williamson County, TN

The radar

The Nashville radar (KOHX), 68 km from the middle of the area, began a volume at 21:50 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
Mar 2, 3:50 PM CST	TSTM WND DMG	1 S Dickson, TN	TREES DOWN OVER SOUTHERN DICKSON COUNTY.

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
Mar 2, 1:20 PM CST	Tornado Watch	SPC	9 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.8 hours before the alert went out and 61 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: 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.

786 
WFUS54 KOHX 022147
TOROHX
TNC043-081-085-187-022215-
/O.NEW.KOHX.TO.W.0028.120302T2147Z-120302T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
347 PM CST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN DICKSON COUNTY IN MIDDLE TENNESSEE...
  NORTHERN HICKMAN COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN HUMPHREYS COUNTY IN MIDDLE TENNESSEE...
  NORTHWESTERN WILLIAMSON COUNTY IN MIDDLE TENNESSEE...

* UNTIL 415 PM CST

* AT 342 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 14 MILES SOUTH OF WAVERLY...AND MOVING EAST AT 50
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  DICKSON...BURNS...WHITE BLUFF AND FAIRVIEW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3619 8716 3617 8716 3616 8717 3607 8717
      3605 8718 3605 8712 3584 8707 3584 8718
      3585 8721 3583 8722 3581 8770 3601 8783
TIME...MOT...LOC 2146Z 250DEG 41KT 3592 8766

$$

13

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 2, 4:00 AM CST	Wind Advisory	OHX	Bedford, Benton, Cannon, Cheatham, Clay, Coffee and 33 more	17 hr
Mar 2, 5:05 AM CST	Severe Thunderstorm Warning	OHX	Benton, Humphreys	25 min
Mar 2, 5:42 AM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Robertson	18 min
Mar 2, 6:00 AM CST	Special Weather Statement	OHX	Davidson	15 min
Mar 2, 6:33 AM CST	Special Weather Statement	OHX	Trousdale	12 min
Mar 2, 6:37 AM CST	Severe Thunderstorm Warning	OHX	Macon, Trousdale	23 min
Mar 2, 6:59 AM CST	Special Weather Statement	OHX	Clay, Macon	16 min
Mar 2, 8:25 AM CST	Special Weather Statement	OHX	Rutherford	20 min
Mar 2, 9:00 AM CST	Special Weather Statement	OHX	Giles	30 min
Mar 2, 9:05 AM CST	Severe Thunderstorm Warning	OHX	DeKalb, Jackson, Putnam, Smith, Wilson	10 min
Mar 2, 9:27 AM CST	Tornado Warning	OHX	DeKalb, Overton, Putnam, White	33 min
Mar 2, 9:51 AM CST	Tornado Warning	OHX	Coffee, Grundy, Warren	24 min
Mar 2, 9:58 AM CST	Tornado Warning	OHX	Fentress, Overton, Putnam	32 min
Mar 2, 10:12 AM CST	Tornado Warning	OHX	Coffee, Grundy, Van Buren, Warren	33 min
Mar 2, 11:12 AM CST	Flash Flood Watch	OHX	Bedford, Benton, Cannon, Cheatham, Clay, Coffee and 33 more	10 hr
Mar 2, 1:36 PM CST	Special Weather Statement	OHX	Bedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 12 more	54 min
Mar 2, 1:51 PM CST	Severe Thunderstorm Warning	OHX	Giles	24 min
Mar 2, 2:03 PM CST	Tornado Warning	OHX	Giles	27 min
Mar 2, 2:27 PM CST	Tornado Warning	OHX	Grundy	33 min
Mar 2, 2:29 PM CST	Severe Thunderstorm Warning	OHX	Giles	20 min
Mar 2, 2:34 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Coffee	26 min
Mar 2, 2:46 PM CST	Severe Thunderstorm Warning	OHX	Benton, Dickson, Humphreys	44 min
Mar 2, 2:52 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Cannon, Coffee, Rutherford, Warren	38 min
Mar 2, 3:01 PM CST	Tornado Warning	OHX	Benton, Dickson, Hickman, Humphreys	44 min
Mar 2, 3:22 PM CST	Tornado Warning	OHX	Grundy	23 min
Mar 2, 3:33 PM CST	Tornado Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Williamson	42 min
Mar 2, 3:36 PM CST	Tornado Warning	OHX	Grundy	39 min
Mar 2, 3:38 PM CST	Severe Thunderstorm Warning	OHX	Benton, Hickman, Humphreys, Perry	37 min
Mar 2, 3:42 PM CST	Tornado Warning	OHX	Coffee, Grundy	32 min
Mar 2, 3:58 PM CST	Tornado Warning	OHX	Wayne	32 min
Mar 2, 4:10 PM CST	Tornado Warning	OHX	Davidson, Rutherford, Williamson, Wilson	50 min
Mar 2, 4:18 PM CST	Tornado Warning	OHX	Lawrence, Wayne	27 min
Mar 2, 4:24 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Macon, Robertson, Sumner, Trousdale and 1 more	51 min
Mar 2, 4:40 PM CST	Tornado Warning	OHX	Giles, Lawrence, Wayne	35 min
Mar 2, 4:43 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Robertson, Williamson	32 min
Mar 2, 4:43 PM CST	Tornado Warning	OHX	DeKalb, Jackson, Putnam, Smith, Trousdale, Wilson	32 min
Mar 2, 4:57 PM CST	Tornado Warning	OHX	Maury	33 min
Mar 2, 5:02 PM CST	Tornado Warning	OHX	Giles, Lawrence, Marshall, Maury	28 min
Mar 2, 5:13 PM CST	Tornado Warning	OHX	Clay, Fentress, Jackson, Overton, Pickett, Putnam and 1 more	47 min
Mar 2, 5:23 PM CST	Tornado Warning	OHX	Marshall, Maury, Williamson	21 min
Mar 2, 5:26 PM CST	Severe Thunderstorm Warning	OHX	Lawrence, Lewis, Perry, Wayne	34 min
Mar 2, 5:28 PM CST	Tornado Warning	OHX	Bedford, Marshall, Maury	23 min
Mar 2, 5:40 PM CST	Severe Thunderstorm Warning	OHX	Clay, Fentress, Jackson, Overton, Pickett	50 min
Mar 2, 5:41 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford	34 min
Mar 2, 5:44 PM CST	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Marshall, Maury	46 min
Mar 2, 5:47 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Rutherford	28 min
Mar 2, 5:54 PM CST	Tornado Warning Emergency	OHX	Fentress, Overton, Pickett	36 min
Mar 2, 5:59 PM CST	Tornado Warning	OHX	Giles, Lawrence, Marshall, Maury	31 min

Nearby

Tornado Warnings in Tennessee, 2012 Every tornado warning in 2012 Tornadoes 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.