Alert archive / Tennessee / Tornado Warnings in 2017

Tornado Warning 8, NWS Nashville, TN

March 9, 2017Rutherford County, Williamson County, Tennessee

NWS Nashville, TN issued this tornado warning at Mar 9, 2017, 11:07 PM CST for Rutherford County, Williamson County, Tennessee. It was in force for 23 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 9, 2017, 11:07 PM CST (05:07 UTC)
Expired: Mar 9, 2017, 11:30 PM CST
In force: 23 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Rutherford County, TN, Williamson County, TN

The radar

The Nashville radar (KOHX), 46 km from the middle of the area, began a volume at 05:07 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 9, 11:10 PM CST	TSTM WND DMG	6 Se Franklin, TN	INTERSTATE SIGN SNAPPED AT MM 40 ON EASTBOUND I-840

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 9, 8:38 PM CST	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 5.1 hours before the alert went out and 33 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2824 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 169 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

714 
WFUS54 KOHX 100507
TOROHX
TNC149-187-100530-
/O.NEW.KOHX.TO.W.0008.170310T0507Z-170310T0530Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
1107 PM CST THU MAR 9 2017

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Central Rutherford County in Middle Tennessee...
  East central Williamson County in Middle Tennessee...

* Until 1130 PM CST
    
* At 1107 PM CST, a severe thunderstorm capable of producing a
  tornado was located near Franklin, moving east at 55 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...
  Murfreesboro around 1125 PM CST. 

Other locations impacted by this tornadic thunderstorm include Triune
and Rockvale.

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 3580 8685 3591 8684 3596 8630 3571 8631
TIME...MOT...LOC 0507Z 271DEG 49KT 3586 8679 

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

$$

Shamburger

2 follow-up statements

298 
WWUS54 KOHX 100513
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
1113 PM CST THU MAR 9 2017

TNC149-187-100530-
/O.CON.KOHX.TO.W.0008.000000T0000Z-170310T0530Z/
Rutherford TN-Williamson TN-
1113 PM CST THU MAR 9 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CST FOR CENTRAL
RUTHERFORD AND EAST CENTRAL WILLIAMSON COUNTIES...
    
At 1113 PM CST, a severe thunderstorm capable of producing a tornado
was located 7 miles southwest of Nolensville, or 9 miles southeast of
Franklin, moving east at 50 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...
  Murfreesboro around 1130 PM CST. 

Other locations impacted by this tornadic thunderstorm include
Triune.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3589 8677 3596 8630 3571 8631 3582 8677
TIME...MOT...LOC 0513Z 272DEG 45KT 3585 8671 

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

$$

Shamburger

448 
WWUS54 KOHX 100521
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
1121 PM CST THU MAR 9 2017

TNC149-187-100531-
/O.EXP.KOHX.TO.W.0008.000000T0000Z-170310T0530Z/
Rutherford TN-Williamson TN-
1121 PM CST THU MAR 9 2017

...THE TORNADO WARNING FOR CENTRAL RUTHERFORD AND EAST CENTRAL
WILLIAMSON COUNTIES WILL EXPIRE AT 1130 PM CST...
    
The tornado threat has diminished and the Tornado Warning has been 
cancelled. However, damaging winds remain likely and a Severe 
Thunderstorm Warning remains in effect for the area.

A severe thunderstorm watch also remains in effect until 100 AM CST 
for Middle Tennessee.

LAT...LON 3589 8677 3596 8630 3571 8631 3582 8677
TIME...MOT...LOC 0521Z 271DEG 49KT 3585 8658 

$$

Shamburger

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 9, 7:31 PM CST	Special Weather Statement	OHX	Humphreys	29 min
Mar 9, 7:43 PM CST	Special Weather Statement	OHX	Cheatham	32 min
Mar 9, 7:56 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Hickman, Williamson	34 min
Mar 9, 8:12 PM CST	Special Weather Statement	OHX	Montgomery, Stewart	48 min
Mar 9, 8:14 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson	31 min
Mar 9, 8:35 PM CST	Special Weather Statement	OHX	Davidson	25 min
Mar 9, 8:42 PM CST	Severe Thunderstorm Warning	OHX	Davidson, Sumner, Wilson	18 min
Mar 9, 8:49 PM CST	Severe Thunderstorm Warning	OHX	Montgomery	26 min
Mar 9, 8:57 PM CST	Special Weather Statement	OHX	Sumner	33 min
Mar 9, 8:59 PM CST	Special Weather Statement	OHX	Davidson	46 min
Mar 9, 9:12 PM CST	Severe Thunderstorm Warning	OHX	Montgomery, Robertson	33 min
Mar 9, 9:16 PM CST	Severe Thunderstorm Warning	OHX	Davidson, Wilson	19 min
Mar 9, 9:29 PM CST	Severe Thunderstorm Warning	OHX	Houston, Stewart	31 min
Mar 9, 9:34 PM CST	Special Weather Statement	OHX	Wilson	26 min
Mar 9, 9:39 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford	36 min
Mar 9, 9:53 PM CST	Severe Thunderstorm Warning	OHX	Houston, Humphreys, Montgomery, Stewart	27 min
Mar 9, 9:54 PM CST	Special Weather Statement	OHX	Smith	36 min
Mar 9, 10:03 PM CST	Severe Thunderstorm Warning	OHX	Dickson, Houston, Humphreys, Montgomery, Stewart	29 min
Mar 9, 10:08 PM CST	Severe Thunderstorm Warning	OHX	Cannon, DeKalb, Rutherford, Wilson	37 min
Mar 9, 10:11 PM CST	Severe Thunderstorm Warning	OHX	DeKalb, Jackson, Putnam, Smith	34 min
Mar 9, 10:16 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Hickman, Humphreys, Montgomery, Robertson	29 min
Mar 9, 10:18 PM CST	Tornado Warning	OHX	Humphreys, Perry	27 min
Mar 9, 10:26 PM CST	Severe Thunderstorm Warning	OHX	Perry	21 min
Mar 9, 10:29 PM CST	Severe Thunderstorm Warning	OHX	Hickman, Humphreys, Perry	17 min
Mar 9, 10:32 PM CST	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Hickman, Robertson, Williamson	28 min
Mar 9, 10:37 PM CST	Severe Thunderstorm Warning	OHX	Hickman, Lewis, Perry, Wayne	23 min
Mar 9, 10:45 PM CST	Severe Thunderstorm Warning	OHX	Cumberland, Overton, Putnam, White	30 min
Mar 9, 10:50 PM CST	Severe Thunderstorm Warning	OHX	Hickman, Lawrence, Lewis, Maury, Wayne	25 min
Mar 9, 10:52 PM CST	Severe Thunderstorm Warning	OHX	Davidson, Williamson	23 min
Mar 9, 11:03 PM CST	Severe Thunderstorm Warning	OHX	Marshall, Maury, Rutherford, Williamson	27 min
Mar 9, 11:04 PM CST	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Maury	26 min
Mar 9, 11:11 PM CST	Severe Thunderstorm Warning	OHX	Lawrence, Wayne	34 min
Mar 9, 11:16 PM CST	Special Weather Statement	OHX	Cumberland	29 min
Mar 9, 11:16 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Giles, Lawrence, Marshall, Maury	29 min
Mar 9, 11:18 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford, Williamson, Wilson	27 min
Mar 9, 11:31 PM CST	Tornado Warning	OHX	Bedford, Marshall	29 min
Mar 9, 11:33 PM CST	Severe Thunderstorm Warning	OHX	Bedford, Cannon, Coffee, DeKalb, Rutherford, Warren and 1 more	27 min
Mar 9, 11:35 PM CST	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Wayne	25 min
Mar 9, 11:42 PM CST	Tornado Warning	OHX	Bedford, Coffee, Rutherford	33 min
Mar 9, 11:44 PM CST	Tornado Warning	OHX	Bedford	31 min
Mar 9, 11:56 PM CST	Severe Thunderstorm Warning	OHX	Bedford	21 min
Mar 9, 11:56 PM CST	Tornado Warning	OHX	Coffee, Warren	20 min
Mar 10, 12:00 AM CST	Severe Thunderstorm Warning	OHX	Coffee, Grundy	30 min
Mar 10, 12:03 AM CST	Special Weather Statement	OHX	DeKalb, Warren	42 min
Mar 10, 12:11 AM CST	Severe Thunderstorm Warning	OHX	Coffee, Grundy, Van Buren, Warren	34 min
Mar 10, 12:14 AM CST	Severe Thunderstorm Warning	OHX	Grundy	31 min
Mar 10, 12:25 AM CST	Severe Thunderstorm Warning	OHX	Cumberland, Van Buren, Warren, White	24 min
Mar 10, 12:37 AM CST	Severe Thunderstorm Warning	OHX	Grundy, Van Buren, Warren	8 min
Mar 10, 12:41 AM CST	Severe Thunderstorm Warning	OHX	Cumberland	34 min
Mar 10, 11:27 AM CST	Freeze Warning	OHX	Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more	21 hr

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.