Alert archive / Tennessee / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 514

June 11, 20035 states

The Storm Prediction Center issued this severe thunderstorm watch at Jun 11, 2003, 3:25 PM CDT for 5 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Jun 11, 2003, 3:25 PM CDT (20:25 UTC)
Expired: Jun 11, 2003, 8:00 PM CDT
In force: 5 hr
Issued by: the Storm Prediction Center

All 78 counties

Blount County, AL, Cherokee County, AL, Cullman County, AL, DeKalb County, AL, Etowah County, AL, Jackson County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marshall County, AL, Morgan County, AL, Winston County, AL, Bartow County, GA, Catoosa County, GA, Chattooga County, GA, Dade County, GA, Fannin County, GA, Floyd County, GA, Gordon County, GA, Murray County, GA, Polk County, GA, Walker County, GA, Whitfield County, GA, Bell County, KY, Clinton County, KY, Cumberland County, KY, Harlan County, KY, Knox County, KY, McCreary County, KY, Monroe County, KY, Russell County, KY, Wayne County, KY, Whitley County, KY, Anderson County, TN, Bedford County, TN, Bledsoe County, TN, Blount County, TN, Bradley County, TN, Campbell County, TN, Cannon County, TN, Claiborne County, TN, Clay County, TN, Coffee County, TN, Cumberland County, TN, DeKalb County, TN, Fentress County, TN, Franklin County, TN, Grainger County, TN, Grundy County, TN, Hamblen County, TN, Hamilton County, TN, Hancock County, TN, Jackson County, TN, Jefferson County, TN, Knox County, TN, Lincoln County, TN, Loudon County, TN, Marion County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Moore County, TN, Morgan County, TN, Overton County, TN, Pickett County, TN, Polk County, TN, Putnam County, TN, Rhea County, TN, Roane County, TN, Scott County, TN, Sequatchie County, TN, Smith County, TN, Union County, TN, Van Buren County, TN, Warren County, TN, White County, TN, Lee County, VA, Wise County, VA

The radar

The Northeast Alabama radar (KHTX), 31 km from the middle of the area, began a volume at 20:28 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.

Warnings issued inside it

36 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 11, 3:30 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Coffee, Moore	55 min
Jun 11, 3:31 PM CDT	Severe Thunderstorm Warning	MRX	Campbell	44 min
Jun 11, 3:33 PM CDT	Severe Thunderstorm Warning	MRX	Grainger	27 min
Jun 11, 3:36 PM CDT	Severe Thunderstorm Warning	MRX	Scott	24 min
Jun 11, 3:44 PM CDT	Severe Thunderstorm Warning	BMX	Etowah	46 min
Jun 11, 3:54 PM CDT	Severe Thunderstorm Warning	HUN	DeKalb	36 min
Jun 11, 3:55 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Smith	50 min
Jun 11, 4:05 PM CDT	Severe Thunderstorm Warning	HUN	Jackson	40 min
Jun 11, 4:20 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Warren	35 min
Jun 11, 4:23 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Jackson, Overton, Putnam	57 min
Jun 11, 4:39 PM CDT	Severe Thunderstorm Warning	LMK	Monroe	21 min
Jun 11, 4:39 PM CDT	Severe Thunderstorm Warning	MRX	Hamilton, Marion	66 min
Jun 11, 4:41 PM CDT	Severe Thunderstorm Warning	FFC	Dade, Walker	34 min
Jun 11, 4:44 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb	16 min
Jun 11, 4:47 PM CDT	Severe Thunderstorm Warning	MRX	Polk	43 min
Jun 11, 5:12 PM CDT	Severe Thunderstorm Warning	MRX	McMinn	48 min
Jun 11, 5:21 PM CDT	Severe Thunderstorm Warning	MRX	Bradley	39 min
Jun 11, 5:24 PM CDT	Severe Thunderstorm Warning	MRX	Meigs, Monroe	51 min
Jun 11, 5:40 PM CDT	Severe Thunderstorm Warning	MRX	Rhea	50 min
Jun 11, 5:47 PM CDT	Severe Thunderstorm Warning	MRX	Loudon	58 min
Jun 11, 5:53 PM CDT	Severe Thunderstorm Warning	MRX	Blount	52 min
Jun 11, 5:58 PM CDT	Severe Thunderstorm Warning	MRX	Roane	47 min
Jun 11, 6:04 PM CDT	Severe Thunderstorm Warning	MRX	McMinn	41 min
Jun 11, 6:10 PM CDT	Severe Thunderstorm Warning	MRX	Anderson, Knox	65 min
Jun 11, 6:19 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland	21 min
Jun 11, 6:23 PM CDT	Severe Thunderstorm Warning	MRX	Morgan	52 min
Jun 11, 6:28 PM CDT	Severe Thunderstorm Warning	MRX	Monroe	32 min
Jun 11, 6:46 PM CDT	Severe Thunderstorm Warning	MRX	Campbell, Grainger, Jefferson, Union	44 min
Jun 11, 6:50 PM CDT	Severe Thunderstorm Warning	BMX	Winston	55 min
Jun 11, 6:57 PM CDT	Severe Thunderstorm Warning	HUN	Lawrence	48 min
Jun 11, 7:01 PM CDT	Severe Thunderstorm Warning	MRX	Hamblen	44 min
Jun 11, 7:15 PM CDT	Severe Thunderstorm Warning	MRX	Claiborne, Hancock, Hawkins	60 min
Jun 11, 7:29 PM CDT	Severe Thunderstorm Warning	MRX	Jefferson	31 min
Jun 11, 7:31 PM CDT	Severe Thunderstorm Warning	MRX	Grainger	29 min
Jun 11, 7:41 PM CDT	Severe Thunderstorm Warning	MRX	Lee	64 min
Jun 11, 7:43 PM CDT	Severe Thunderstorm Warning	MRX	Hamblen	32 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.4 hours before the alert went out and 134 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: 1603 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 757 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 216 m²/s²
0-3 km storm-relative helicity: 244 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.8

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 11, 9:21 AM CDT	Mesoscale Discussion	SPC	Colbert, Fayette, Franklin, Lamar, Lauderdale, Marion and 1 more	54 min
Jun 11, 10:33 AM CDT	Mesoscale Discussion	SPC	Autauga, Bibb, Bullock, Butler, Chilton, Choctaw and 25 more	87 min
Jun 11, 10:45 AM CDT	Severe Thunderstorm Watch	SPC	Colbert, Fayette, Franklin, Lamar, Lauderdale, Lawrence and 4 more	5 hr
Jun 11, 11:50 AM CDT	Severe Thunderstorm Watch	SPC	Autauga, Bibb, Blount, Calhoun, Cherokee, Chilton and 23 more	4 hr
Jun 11, 12:26 PM CDT	Mesoscale Discussion	SPC	Colbert, Fayette, Franklin, Lamar, Lauderdale, Lawrence and 4 more	64 min
Jun 11, 3:01 PM CDT	Mesoscale Discussion	SPC	Colbert, Fayette, Franklin, Lamar, Lauderdale, Lawrence and 3 more	29 min
Jun 11, 3:30 PM CDT	Severe Thunderstorm Watch	SPC	Colbert, Franklin, Lamar, Lauderdale, Marion	5 hr
Jun 11, 4:57 PM CDT	Mesoscale Discussion	SPC	Blount, Cherokee, Colbert, Cullman, DeKalb, Etowah and 11 more	93 min
Jun 10, 7:57 PM CDT	Mesoscale Discussion	SPC	Anderson, Bath, Boone, Bourbon, Boyle, Bracken and 54 more	2 hr
Jun 11, 9:57 AM CDT	Mesoscale Discussion	SPC	Bell, Clay, Clinton, Estill, Harlan, Jackson and 11 more	63 min
Jun 11, 10:30 AM CDT	Severe Thunderstorm Watch	SPC	Bell, Breathitt, Clay, Clinton, Estill, Floyd and 23 more	6 hr
Jun 11, 1:13 PM CDT	Mesoscale Discussion	SPC	Bell, Breathitt, Clay, Clinton, Floyd, Harlan and 12 more	92 min
Jun 11, 4:53 AM CDT	Mesoscale Discussion	SPC	Lauderdale, Shelby, Tipton	3 hr
Jun 11, 2:05 PM CDT	Mesoscale Discussion	SPC	Albemarle, Alleghany, Amherst, Appomattox, Augusta, Bath and 49 more	25 min
Jun 11, 2:25 PM CDT	Severe Thunderstorm Watch	SPC	Alleghany, Amherst, Augusta, Bath, Bedford, Bland and 42 more	6 hr
Jun 11, 6:07 PM CDT	Mesoscale Discussion	SPC	Amherst, Augusta, Bath, Bedford, Bland, Botetourt and 35 more	53 min

Nearby

Severe Thunderstorm Watches in Tennessee, 2003 Severe Thunderstorm Watches in Alabama, 2003 Severe Thunderstorm Watches in Georgia, 2003 Every severe thunderstorm watch 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.