Alert archive / Tennessee / Tornado Warnings in 2003

Tornado Warning 98, NWS Nashville, TN

July 13, 2003Grundy County, Warren County, Tennessee

NWS Nashville, TN issued this tornado warning at Jul 13, 2003, 4:14 PM CDT for Grundy County, Warren County, Tennessee. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 13, 2003, 4:14 PM CDT (21:14 UTC)
Expired: Jul 13, 2003, 4:45 PM CDT
In force: 31 min
Issued by: NWS Nashville, TN
Area: Counties, with a storm outline in the text

Counties Grundy County, TN, Warren County, TN

The radar

The Northeast Alabama radar (KHTX), 75 km from the middle of the area, began a volume at 21:14 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.

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 13, 3:05 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.2 hours before the alert went out and 100 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: 1439 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 779 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 80 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KOHX 132120
TORBNA
TNC031-061-177-132145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED TO INCLUDE NORTHEAST COFFEE COUNTY
NATIONAL WEATHER SERVICE NASHVILLE TN
414 PM CDT SUN JUL 13 2003

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  GRUNDY COUNTY IN TENNESSEE
  NORTHEAST COFFEE COUNTY
  SOUTHERN WARREN COUNTY IN TENNESSEE

* UNTIL 445 PM CDT

* AT 407 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER MORRISON...OR ABOUT 9 MILES SOUTHWEST OF
  MCMINNVILLE...MOVING SOUTHEAST AT 25 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  ALTAMONT AT 435 PM CDT
  BEERSHEBA SPRINGS AT 440 PM CDT
  PALMER AT 445 PM CDT

DOPPLER RADAR INDICATED A TORNADO MAY FORM AT ANY TIME. TAKE COVER
NOW. ABANDON MOBILE HOMES AND VEHICLES. MOVE TO A BASEMENT...AN
INTERIOR ROOM OR HALLWAY...ON THE LOWEST FLOOR.
&&
LAT...LON 3569 8589 3553 8599 3532 8555 3552 8542
$$
ROSE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 12, 8:56 PM CDT	Severe Thunderstorm Warning	OHX	Hickman	34 min
Jul 12, 9:09 PM CDT	Severe Thunderstorm Warning	OHX	Maury	31 min
Jul 12, 9:40 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Marshall, Maury	30 min
Jul 12, 9:44 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Williamson	46 min
Jul 12, 10:19 PM CDT	Flash Flood Warning	OHX	Maury	3 hr
Jul 12, 10:51 PM CDT	Flash Flood Warning	OHX	Marshall	3 hr
Jul 12, 11:36 PM CDT	Flash Flood Warning	OHX	Hickman	3 hr
Jul 13, 10:59 AM CDT	Severe Thunderstorm Warning	OHX	Fentress	31 min
Jul 13, 11:37 AM CDT	Severe Thunderstorm Warning	OHX	Fentress	38 min
Jul 13, 12:03 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Pickett	27 min
Jul 13, 1:00 PM CDT	Flash Flood Warning	OHX	Sumner	2 hr
Jul 13, 2:07 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence	23 min
Jul 13, 2:11 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Wilson	34 min
Jul 13, 2:21 PM CDT	Severe Thunderstorm Warning	OHX	Smith, Trousdale	39 min
Jul 13, 2:27 PM CDT	Severe Thunderstorm Warning	OHX	Marshall	33 min
Jul 13, 2:42 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Rutherford	48 min
Jul 13, 2:58 PM CDT	Severe Thunderstorm Warning	OHX	Smith, Wilson	32 min
Jul 13, 3:07 PM CDT	Severe Thunderstorm Warning	OHX	Bedford	23 min
Jul 13, 3:09 PM CDT	Severe Thunderstorm Warning	OHX	Fentress	51 min
Jul 13, 3:26 PM CDT	Severe Thunderstorm Warning	OHX	Wayne	49 min
Jul 13, 3:30 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Coffee, Rutherford	45 min
Jul 13, 3:39 PM CDT	Severe Thunderstorm Warning	OHX	Perry	31 min
Jul 13, 3:44 PM CDT	Severe Thunderstorm Warning	OHX	Warren	46 min
Jul 13, 4:09 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence	36 min
Jul 13, 4:20 PM CDT	Tornado Warning	OHX	Coffee, Grundy, Warren	25 min
Jul 13, 4:35 PM CDT	Severe Thunderstorm Warning	OHX	Davidson	40 min
Jul 13, 4:52 PM CDT	Severe Thunderstorm Warning	OHX	Robertson	23 min
Jul 13, 5:00 PM CDT	Severe Thunderstorm Warning	OHX	Franklin, Grundy	15 min
Jul 13, 5:09 PM CDT	Severe Thunderstorm Warning	OHX	Hickman	36 min
Jul 13, 5:11 PM CDT	Severe Thunderstorm Warning	OHX	Lewis, Maury	34 min
Jul 13, 5:16 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Sumner, Wilson	44 min
Jul 13, 5:42 PM CDT	Severe Thunderstorm Warning	OHX	Wayne	43 min
Jul 13, 5:57 PM CDT	Severe Thunderstorm Warning	OHX	Marshall, Rutherford, Williamson	33 min
Jul 13, 5:59 PM CDT	Severe Thunderstorm Warning	OHX	Sumner	31 min
Jul 13, 6:02 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford, Williamson	28 min
Jul 13, 6:48 PM CDT	Severe Thunderstorm Warning	OHX	Dickson	37 min

Nearby

Tornado Warnings in Tennessee, 2003 Every tornado warning in 2003 Tornadoes in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.