Alert archive / Tennessee / Tornado Warnings in 2013

Tornado Warning 37, NWS Nashville, TN

November 17, 2013Robertson County, Sumner County, Tennessee

NWS Nashville, TN issued this tornado warning at Nov 17, 2013, 6:07 PM CST for Robertson County, Sumner County, Tennessee. It was in force for 38 min. 4 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: Nov 17, 2013, 6:07 PM CST (00:07 UTC)
Expired: Nov 17, 2013, 6:45 PM CST
In force: 38 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon

Counties Robertson County, TN, Sumner County, TN

The radar

The Nashville radar (KOHX), 39 km from the middle of the area, began a volume at 00:09 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
Nov 17, 6:30 PM CST	TSTM WND DMG	1 E Orlinda, TN	TREES DOWN AND FENCES DAMAGED ON EAST ROBERTSON ROAD AND CAROL LANE IN ORLINDA. POSSIBLE TORNADO DAMAGE.
Nov 17, 6:31 PM CST	TORNADO	1 Se Orlinda, TN	AN EF-1 TORNADO WITH MAXIMUM WINDS BETWEEN 85 AND 90 MPH TOUCHED DOWN ALONG EAST ROBERTSON RD NEAR ORLINDA. SEVERAL HOMES RECEIVED ROOF DAMAGE AND HAD WINDOWS BLOWN OUT.
Nov 17, 6:38 PM CST	TSTM WND DMG	Portland, TN	ROOF OF PORTLAND FIRE DEPARTMENT DAMAGED GONE. REED STREET CLOSED.
Nov 17, 6:42 PM CST	TORNADO	Portland, TN	AN EF0 TORNADO WITH MAXIMUM WINDS AROUND 70 MPH TORE THE ROOF OFF THE FIRE HALL IN PORTLAND. ADDITIONAL SURVEY DETAILS WILL BE AVIALBLE THIS AFTERNOON. TIME ESTIMATED BY RADAR.

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
Nov 17, 4:30 PM CST	Tornado Watch	SPC	4 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.1 hours before the alert went out and 51 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: 629 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 526 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 439 m²/s²
0-3 km storm-relative helicity: 474 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.0

Open this sounding in Storm Lab

The text

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

828 
WFUS54 KOHX 180007
TOROHX
TNC147-165-180045-
/O.NEW.KOHX.TO.W.0037.131118T0007Z-131118T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
607 PM CST SUN NOV 17 2013

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  ROBERTSON COUNTY IN MIDDLE TENNESSEE...
  WESTERN SUMNER COUNTY IN MIDDLE TENNESSEE...

* UNTIL 645 PM CST

* AT 604 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
  DANGEROUS STORM WAS LOCATED 8 MILES NORTHWEST OF SPRINGFIELD...AND
  MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SPRINGFIELD...CROSS PLAINS...WHITE HOUSE...PORTLAND AND ORLINDA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3662 8647 3637 8657 3653 8708 3665 8703
      3666 8672
TIME...MOT...LOC 0007Z 287DEG 36KT 3659 8693

$$

ROSE

2 follow-up statements

827 
WWUS54 KOHX 180022
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
622 PM CST SUN NOV 17 2013

TNC147-165-180045-
/O.CON.KOHX.TO.W.0037.000000T0000Z-131118T0045Z/
ROBERTSON TN-SUMNER TN-
622 PM CST SUN NOV 17 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN SUMNER AND EASTERN
ROBERTSON COUNTIES UNTIL 645 PM CST...

AT 618 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 6 MILES NORTHEAST OF SPRINGFIELD...MOVING EAST AT
40 MPH.

LOCATIONS IMPACTED INCLUDE...
  SPRINGFIELD...WHITE HOUSE...PORTLAND...CROSS PLAINS AND ORLINDA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3663 8655 3662 8647 3637 8657 3638 8660
      3650 8691 3666 8685 3666 8674
TIME...MOT...LOC 0022Z 287DEG 36KT 3656 8676

$$

ROSE

641 
WWUS54 KOHX 180043
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
643 PM CST SUN NOV 17 2013

TNC147-165-180053-
/O.EXP.KOHX.TO.W.0037.000000T0000Z-131118T0045Z/
ROBERTSON TN-SUMNER TN-
643 PM CST SUN NOV 17 2013

...THE TORNADO WARNING FOR WESTERN SUMNER AND EASTERN ROBERTSON
COUNTIES WILL EXPIRE AT 645 PM CST...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST SUNDAY EVENING FOR
CENTRAL TENNESSEE.

LAT...LON 3663 8655 3662 8647 3637 8657 3638 8660
      3650 8691 3666 8685 3666 8674
TIME...MOT...LOC 0043Z 287DEG 36KT 3650 8651

$$

ROSE

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 17, 6:01 PM CST	Special Weather Statement	OHX	Houston, Montgomery, Robertson	44 min
Nov 17, 6:05 PM CST	Severe Thunderstorm Warning	OHX	Robertson, Sumner	40 min
Nov 17, 6:20 PM CST	Special Weather Statement	OHX	Benton, Humphreys	40 min
Nov 17, 6:36 PM CST	Special Weather Statement	OHX	Cheatham, Macon, Sumner, Trousdale	39 min
Nov 17, 6:36 PM CST	Severe Thunderstorm Warning	OHX	Macon, Robertson, Sumner, Trousdale	24 min
Nov 17, 7:04 PM CST	Special Weather Statement	OHX	Dickson, Humphreys	41 min
Nov 17, 7:09 PM CST	Special Weather Statement	OHX	Clay, Macon, Smith, Trousdale	51 min
Nov 17, 7:29 PM CST	Special Weather Statement	OHX	Davidson, Hickman, Williamson	61 min
Nov 17, 7:38 PM CST	Severe Thunderstorm Warning	OHX	Jackson, Macon, Overton, Putnam, Smith	37 min
Nov 17, 7:46 PM CST	Special Weather Statement	OHX	Clay, Jackson, Smith	44 min
Nov 17, 7:56 PM CST	Special Weather Statement	OHX	Lewis, Wayne	49 min
Nov 17, 8:02 PM CST	Special Weather Statement	OHX	DeKalb, Maury, Rutherford, Williamson, Wilson	58 min
Nov 17, 8:09 PM CST	Severe Thunderstorm Warning	OHX	Clay, Fentress, Jackson, Overton, Pickett, Putnam	36 min
Nov 17, 8:23 PM CST	Special Weather Statement	OHX	Fentress, Overton, Pickett, Putnam	52 min
Nov 17, 8:27 PM CST	Special Weather Statement	OHX	Fentress, Overton, Pickett, Putnam	48 min
Nov 17, 9:26 PM CST	Special Weather Statement	OHX	Coffee	49 min

Nearby

Tornado Warnings in Tennessee, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.