Alert archive / Tennessee / Tornado Warnings in 2017

Tornado Warning 6, NWS Nashville, TN

March 1, 2017Jackson County, Overton County, Putnam County, Tennessee

NWS Nashville, TN issued this tornado warning at Mar 1, 2017, 8:12 AM CST for Jackson County, Overton County, Putnam County, Tennessee. It was in force for 33 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: Mar 1, 2017, 8:12 AM CST (14:12 UTC)
Expired: Mar 1, 2017, 8:45 AM CST
In force: 33 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Jackson County, TN, Overton County, TN, Putnam County, TN

The radar

The Nashville radar (KOHX), 111 km from the middle of the area, began a volume at 14:12 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 1, 8:18 AM CST	TSTM WND DMG	4 Wnw Cookeville, TN	WEB REPORT OF DAMAGE IN WEST COOKEVILLE ON THOMAS ROAD. TIME ESTIMAGED VIA RADAR.
Mar 1, 8:26 AM CST	TSTM WND DMG	Cookeville, TN	EMERGENCY MANAGEMENT REPORTED THE FOLLOWING IN COOKEVILLE. MOBILE HOME DAMAGE FROM TREES. SEVERAL TREES AND POWERLINES DOWN ACROSS THE CITY. A TREE ON A HOME ON 9TH STREET. TIME ESTIMATED FROM RADAR.
Mar 1, 8:34 AM CST	TORNADO	1 Nne Monterey, TN	A BRIEF EF1 TORNADO TOUCHED DOWN ON LAKE HILL ROAD JUST EAST OF MONTEREY IN PUTNAM COUNTY. THE TORNADO UPROOTED AND SNAPPED LARGE TREES IN A VERY LOCALIZED AREA. IT ALSO CAUSED MINOR STRUCTURAL DAMAGE TO A HOUSE AND DESTROYED A FEW OUTBUILDINGS. PATH LENGTH 0.

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 1, 4:57 AM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 2.2 hours before the alert went out and 114 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: 694 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 842 m above ground
0-6 km bulk shear: 82 kt
0-1 km storm-relative helicity: 361 m²/s²
0-3 km storm-relative helicity: 344 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 9.1

Open this sounding in Storm Lab

The text

As transmitted.

279 
WFUS54 KOHX 011412
TOROHX
TNC087-133-141-011445-
/O.NEW.KOHX.TO.W.0006.170301T1412Z-170301T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
812 AM CST WED MAR 1 2017

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Southern Overton County in Middle Tennessee...
  Southeastern Jackson County in Middle Tennessee...
  Putnam County in Middle Tennessee...

* Until 845 AM CST
    
* At 812 AM CST, a severe thunderstorm capable of producing a tornado
  was located over Baxter, or 7 miles west of Cookeville, moving east
  at 60 mph.

  HAZARD...Tornado. 

  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...
  Cookeville around 820 AM CST. 
  Algood around 825 AM CST. 
  Monterey around 835 AM CST. 

Other locations impacted by this tornadic thunderstorm include
Rickman.

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 3613 8513 3611 8514 3609 8568 3622 8571
      3635 8518
TIME...MOT...LOC 1412Z 262DEG 51KT 3617 8563 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Whitehead

2 follow-up statements

225 
WWUS54 KOHX 011422 RRA
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
822 AM CST WED MAR 1 2017

TNC087-011432-
/O.CAN.KOHX.TO.W.0006.000000T0000Z-170301T1445Z/
Jackson TN-
822 AM CST WED MAR 1 2017

...THE TORNADO WARNING FOR SOUTHEASTERN JACKSON COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. therefore the warning has been cancelled.

A tornado watch remains in effect until 1000 AM CST for Middle
Tennessee.

LAT...LON 3613 8513 3611 8514 3612 8555 3623 8556
      3624 8553 3626 8553 3626 8551 3627 8549
      3635 8518
TIME...MOT...LOC 1422Z 262DEG 51KT 3619 8545 

$$

TNC133-141-011445-
/O.CON.KOHX.TO.W.0006.000000T0000Z-170301T1445Z/
Overton TN-Putnam TN-
822 AM CST WED MAR 1 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM CST FOR SOUTHERN
OVERTON AND CENTRAL PUTNAM COUNTIES...
    
At 822 AM CST, a severe thunderstorm capable of producing a tornado
was located over Algood, or near Cookeville, moving east at 60 mph.

HAZARD...Tornado. 

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...
  Monterey around 835 AM CST. 

Other locations impacted by this tornadic thunderstorm include
Rickman.

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 3613 8513 3611 8514 3612 8555 3623 8556
      3624 8553 3626 8553 3626 8551 3627 8549
      3635 8518
TIME...MOT...LOC 1422Z 262DEG 51KT 3619 8545 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Whitehead

258 
WWUS54 KOHX 011432
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
832 AM CST WED MAR 1 2017

TNC133-141-011445-
/O.CON.KOHX.TO.W.0006.000000T0000Z-170301T1445Z/
Overton TN-Putnam TN-
832 AM CST WED MAR 1 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM CST FOR SOUTHERN
OVERTON AND NORTHEASTERN PUTNAM COUNTIES...
    
At 832 AM CST, a severe thunderstorm capable of producing a tornado
was located near Monterey, or 12 miles south of Livingston, moving
east at 60 mph.

HAZARD...Tornado. 

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 tornadic thunderstorm will remain over mainly rural areas of
southern Overton and northeastern Putnam Counties, including the
following locations: Rickman.

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 3613 8513 3611 8514 3612 8538 3621 8541
      3625 8542 3629 8540 3635 8518
TIME...MOT...LOC 1432Z 262DEG 51KT 3621 8527 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Whitehead

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 28, 11:02 PM CST	Tornado Warning	OHX	Stewart	23 min
Mar 1, 5:27 AM CST	Special Weather Statement	OHX	Hickman, Houston, Humphreys, Montgomery, Stewart	48 min
Mar 1, 5:54 AM CST	Severe Thunderstorm Warning	OHX	Dickson, Hickman, Houston, Humphreys, Montgomery, Perry and 1 more	36 min
Mar 1, 6:04 AM CST	Severe Thunderstorm Warning	OHX	Hickman, Lewis, Perry	41 min
Mar 1, 6:24 AM CST	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Houston, Humphreys and 3 more	36 min
Mar 1, 6:26 AM CST	Severe Thunderstorm Warning	OHX	Montgomery, Robertson	34 min
Mar 1, 6:55 AM CST	Severe Thunderstorm Warning	OHX	Davidson, Robertson, Rutherford, Sumner, Trousdale, Williamson and 1 more	35 min
Mar 1, 7:03 AM CST	Tornado Warning	OHX	Davidson, Rutherford, Williamson, Wilson	27 min
Mar 1, 7:26 AM CST	Severe Thunderstorm Warning	OHX	Cannon, Clay, DeKalb, Jackson, Macon, Rutherford and 4 more	34 min
Mar 1, 7:28 AM CST	Tornado Warning	OHX	Smith, Wilson	32 min
Mar 1, 7:49 AM CST	Tornado Warning	OHX	Clay, Macon	26 min
Mar 1, 7:52 AM CST	Tornado Warning	OHX	DeKalb, Putnam, Smith	23 min
Mar 1, 7:58 AM CST	Severe Thunderstorm Warning	OHX	Cannon, Clay, DeKalb, Jackson, Macon, Overton and 5 more	32 min
Mar 1, 8:17 AM CST	Special Weather Statement	OHX	Lewis	28 min
Mar 1, 8:20 AM CST	Severe Thunderstorm Warning	OHX	Clay, Cumberland, DeKalb, Fentress, Jackson, Overton and 3 more	25 min
Mar 1, 8:43 AM CST	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Pickett, Putnam, White	36 min
Mar 1, 8:45 AM CST	Special Weather Statement	OHX	Lewis	45 min
Mar 1, 9:42 AM CST	Special Weather Statement	OHX	Hickman, Lewis	33 min
Mar 1, 9:46 AM CST	Special Weather Statement	OHX	Cannon, Rutherford	44 min
Mar 1, 9:57 AM CST	Areal Flood Advisory	OHX	Lewis, Perry, Wayne	2 hr
Mar 1, 10:18 AM CST	Special Weather Statement	OHX	Cannon, White	42 min
Mar 1, 10:18 AM CST	Severe Thunderstorm Warning	OHX	Lawrence, Wayne	42 min
Mar 1, 10:22 AM CST	Special Weather Statement	OHX	Marshall	38 min
Mar 1, 10:35 AM CST	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Maury, Rutherford, Williamson	25 min
Mar 1, 10:59 AM CST	Special Weather Statement	OHX	Marshall	46 min
Mar 1, 11:03 AM CST	Severe Thunderstorm Warning	OHX	Lawrence, Wayne	27 min
Mar 1, 11:27 AM CST	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Marshall, Wayne	48 min
Mar 1, 11:43 AM CST	Special Weather Statement	OHX	Bedford, Coffee	47 min
Mar 1, 12:13 PM CST	Severe Thunderstorm Warning	OHX	Giles	21 min
Mar 1, 12:18 PM CST	Special Weather Statement	OHX	Cumberland	27 min
Mar 1, 12:42 PM CST	Special Weather Statement	OHX	Grundy	33 min
Mar 1, 12:46 PM CST	Severe Thunderstorm Warning	OHX	Coffee, Grundy	29 min

Nearby

Tornado Warnings in Tennessee, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.