Alert archive / Tennessee / Tornado Warnings in 2015

Tornado Warning 9, NWS Nashville, TN

July 14, 2015Cannon County, Warren County, Tennessee

NWS Nashville, TN issued this tornado warning at Jul 14, 2015, 3:57 PM CDT for Cannon County, Warren County, Tennessee. It was in force for 13 min. 3 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: Jul 14, 2015, 3:57 PM CDT (20:57 UTC)
Expired: Jul 14, 2015, 4:10 PM CDT
In force: 13 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Cannon County, TN, Warren County, TN

The radar

The Nashville radar (KOHX), 86 km from the middle of the area, began a volume at 20:58 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
Jul 14, 4:00 PM CDT	TSTM WND DMG	2 Ne Centertown, TN	ROOF BLOWN OFF BARN AND NUMEROUS TREE LIMBS DOWN ON PIGEON HILL ROAD
Jul 14, 4:00 PM CDT	TSTM WND DMG	9 Nw Mcminnville, TN	REPORTS OF TREES DOWN ALONG OLD NASHVILLE HWY SHELBYVILLE ROAD AND SHORT MOUNTAIN AT WEST GREEN HILL ROAD
Jul 14, 4:05 PM CDT	TSTM WND DMG	3 Ese Centertown, TN	LARGE TREE BLOWN DOWN AND BLOCKED CRISP SPRINGS ROAD NEAR CRISP SPRINGS MARKET

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
Jul 14, 1:46 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.0 hours before the alert went out and 80 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: 1670 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 991 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 105 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 5.8

Open this sounding in Storm Lab

The text

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

032 
WFUS54 KOHX 142057
TOROHX
TNC015-177-142130-
/O.NEW.KOHX.TO.W.0009.150714T2057Z-150714T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
357 PM CDT TUE JUL 14 2015

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL WARREN COUNTY IN MIDDLE TENNESSEE...
  SOUTHEASTERN CANNON COUNTY IN MIDDLE TENNESSEE...

* UNTIL 430 PM CDT
    
* AT 356 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 9 MILES NORTHWEST OF MCMINNVILLE...MOVING
  SOUTHEAST AT 30 MPH.

  HAZARD...TORNADO...60 MPH WINDS...AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  MCMINNVILLE AROUND 410 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
CENTERTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3575 8603 3585 8592 3569 8560 3553 8577
TIME...MOT...LOC 2056Z 313DEG 28KT 3577 8590 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

SHAMBURGER

2 follow-up statements

108 
WWUS54 KOHX 142104
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
404 PM CDT TUE JUL 14 2015

TNC015-142114-
/O.CAN.KOHX.TO.W.0009.000000T0000Z-150714T2130Z/
CANNON TN-
404 PM CDT TUE JUL 14 2015

...THE TORNADO WARNING FOR SOUTHEASTERN CANNON COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT 
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR
CENTRAL TENNESSEE.

LAT...LON 3572 8599 3578 8594 3579 8594 3582 8592
      3583 8590 3583 8588 3569 8560 3553 8577
TIME...MOT...LOC 2104Z 309DEG 29KT 3574 8584 

$$

TNC177-142130-
/O.CON.KOHX.TO.W.0009.000000T0000Z-150714T2130Z/
WARREN TN-
404 PM CDT TUE JUL 14 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CDT FOR CENTRAL
WARREN COUNTY...
    
AT 404 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MCMINNVILLE...MOVING SOUTHEAST AT 35 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  MCMINNVILLE AROUND 410 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
CENTERTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3572 8599 3578 8594 3579 8594 3582 8592
      3583 8590 3583 8588 3569 8560 3553 8577
TIME...MOT...LOC 2104Z 309DEG 29KT 3574 8584 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

SHAMBURGER

539 
WWUS54 KOHX 142110
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
410 PM CDT TUE JUL 14 2015

TNC177-142120-
/O.CAN.KOHX.TO.W.0009.000000T0000Z-150714T2130Z/
WARREN TN-
410 PM CDT TUE JUL 14 2015

...THE TORNADO WARNING FOR CENTRAL WARREN COUNTY IS CANCELLED...
    
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY
AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR
MIDDLE TENNESSEE.

LAT...LON 3572 8599 3578 8594 3579 8594 3582 8592
      3583 8590 3583 8588 3569 8560 3553 8577
TIME...MOT...LOC 2109Z 313DEG 28KT 3570 8579 

$$

SHAMBURGER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 7:16 PM CDT	Tornado Warning	OHX	Clay	29 min
Jul 14, 7:09 AM CDT	Special Weather Statement	OHX	Fentress, Pickett	51 min
Jul 14, 7:59 AM CDT	Special Weather Statement	OHX	Fentress	46 min
Jul 14, 12:50 PM CDT	Special Weather Statement	OHX	Fentress	25 min
Jul 14, 1:16 PM CDT	Severe Thunderstorm Warning	OHX	Fentress, Pickett	44 min
Jul 14, 1:26 PM CDT	Severe Thunderstorm Warning	OHX	Fentress, Overton	49 min
Jul 14, 1:34 PM CDT	Tornado Warning	OHX	Fentress, Pickett	26 min
Jul 14, 1:40 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Overton, Pickett	39 min
Jul 14, 1:54 PM CDT	Severe Thunderstorm Warning	OHX	Jackson, Overton, Putnam	39 min
Jul 14, 1:57 PM CDT	Severe Thunderstorm Warning	OHX	Fentress, Pickett	28 min
Jul 14, 2:02 PM CDT	Special Weather Statement	OHX	Dickson, Humphreys	43 min
Jul 14, 2:04 PM CDT	Tornado Warning	OHX	Fentress	26 min
Jul 14, 2:16 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Williamson	17 min
Jul 14, 2:18 PM CDT	Special Weather Statement	OHX	Davidson, Trousdale, Wilson	42 min
Jul 14, 2:23 PM CDT	Severe Thunderstorm Warning	OHX	Dickson, Hickman, Humphreys	37 min
Jul 14, 2:31 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Williamson	29 min
Jul 14, 2:32 PM CDT	Special Weather Statement	OHX	Cumberland	43 min
Jul 14, 2:40 PM CDT	Severe Thunderstorm Warning	OHX	Smith, Trousdale, Wilson	23 min
Jul 14, 2:41 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Williamson	34 min
Jul 14, 2:42 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Overton, Putnam, White	33 min
Jul 14, 2:53 PM CDT	Tornado Warning	OHX	Cumberland, Putnam, White	27 min
Jul 14, 2:56 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Rutherford, Williamson	34 min
Jul 14, 2:58 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Humphreys, Perry	32 min
Jul 14, 3:00 PM CDT	Severe Thunderstorm Warning	OHX	Davidson	30 min
Jul 14, 3:01 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, DeKalb, Rutherford, Smith, Wilson	29 min
Jul 14, 3:11 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Putnam, White	49 min
Jul 14, 3:18 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, DeKalb, Warren, White	27 min
Jul 14, 3:29 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Putnam, Van Buren, White	46 min
Jul 14, 3:32 PM CDT	Special Weather Statement	OHX	Hickman, Humphreys, Lewis, Maury, Perry	58 min
Jul 14, 3:35 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Rutherford, Wilson	25 min
Jul 14, 3:41 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Van Buren, Warren, White	34 min
Jul 14, 3:44 PM CDT	Areal Flood Advisory	OHX	Cumberland, Putnam, White	5 hr
Jul 14, 3:50 PM CDT	Areal Flood Advisory	OHX	Hickman, Humphreys, Perry	5 hr
Jul 14, 3:53 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Warren	21 min
Jul 14, 4:12 PM CDT	Severe Thunderstorm Warning	OHX	Coffee, Grundy, Van Buren, Warren	48 min
Jul 14, 4:13 PM CDT	Special Weather Statement	OHX	Marshall	47 min
Jul 14, 4:26 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Giles, Marshall, Maury	34 min
Jul 14, 4:59 PM CDT	Severe Thunderstorm Warning	OHX	Coffee, Grundy	35 min
Jul 14, 5:04 PM CDT	Special Weather Statement	OHX	Giles, Lawrence, Wayne	56 min
Jul 14, 5:18 PM CDT	Severe Thunderstorm Warning	OHX	Wayne	42 min

Nearby

Tornado Warnings in Tennessee, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.