Alert archive / Tennessee / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 199, NWS Nashville, TN

July 5, 2012Giles County, Lawrence County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Jul 5, 2012, 4:19 PM CDT for Giles County, Lawrence County, Tennessee. It was in force for 41 min. 6 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: Jul 5, 2012, 4:19 PM CDT (21:19 UTC)
Expired: Jul 5, 2012, 5:00 PM CDT
In force: 41 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon

Counties Giles County, TN, Lawrence County, TN

The radar

The Northeast Alabama radar (KHTX), 105 km from the middle of the area, began a volume at 21:21 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
Jul 5, 4:20 PM CDT	HAIL 1.75	Ethridge, TN
Jul 5, 4:28 PM CDT	TSTM WND DMG	Ethridge, TN	A PORTION OF A ROOF ON AN OFFICE BLDG WAS BLOWN OFF IN ETHRIDGE ALONG HWY 43.
Jul 5, 4:43 PM CDT	HAIL 2	Ethridge, TN	2 INCH HAIL IN ETHRIDGE.
Jul 5, 4:45 PM CDT	TSTM WND DMG	Ethridge, TN	ROOF AND CEILING BLOWN OFF A HOUSE IN ETHRIDGE.
Jul 5, 4:50 PM CDT	HAIL 0.75	2 N Lawrenceburg, TN	3/4 INCH HAIL JUST NORTH OF LAWRENCEBURG. ALSO...35-40 MPH WINDS.
Jul 5, 5:05 PM CDT	TSTM WND DMG	Ethridge, TN	ROOF DAMAGE AND POWER LINES AND TREES DOWN IN ETHRIDGE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.3 hours before the alert went out and 127 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: 1407 J/kg
Mixed-layer CIN: -126 J/kg
Mixed-layer LCL: 1485 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 33 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

704 
WUUS54 KOHX 052119
SVROHX
TNC055-099-052200-
/O.NEW.KOHX.SV.W.0199.120705T2119Z-120705T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
419 PM CDT THU JUL 5 2012

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN GILES COUNTY IN MIDDLE TENNESSEE...
  EASTERN LAWRENCE COUNTY IN MIDDLE TENNESSEE...

* UNTIL 500 PM CDT

* AT 419 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH. THE STORM WAS NEAR ETHRIDGE...MOVING SOUTHEAST AT 20
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  MINOR HILL...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2. DO NOT
STAY OUTDOORS IF YOU ARE IN THE PATH OF SEVERE THUNDERSTORMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM THURSDAY
EVENING FOR CENTRAL TENNESSEE.

&&

LAT...LON 3500 8741 3532 8736 3535 8726 3499 8683
      3499 8703
TIME...MOT...LOC 2119Z 332DEG 16KT 3527 8726

$$

FORECASTER: 31

1 follow-up statement

399 
WWUS54 KOHX 052151
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
451 PM CDT THU JUL 5 2012

TNC055-099-052200-
/O.CON.KOHX.SV.W.0199.000000T0000Z-120705T2200Z/
GILES TN-LAWRENCE TN-
451 PM CDT THU JUL 5 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
LAWRENCE AND SOUTHERN GILES COUNTIES UNTIL 500 PM CDT...

AT 451 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED NEAR LAWRENCEBURG...MOVING SOUTH AT
15 MPH.

LOCATIONS IMPACTED INCLUDE...
  MINOR HILL AND ARDMORE.

LAT...LON 3500 8741 3532 8736 3535 8726 3499 8683
      3499 8703
TIME...MOT...LOC 2151Z 010DEG 14KT 3524 8735

$$
31

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 4, 7:17 PM CDT	Special Weather Statement	OHX	Wilson	58 min
Jul 4, 7:20 PM CDT	Special Weather Statement	OHX	Perry	55 min
Jul 5, 3:20 AM CDT	Heat Advisory	OHX	Bedford, Benton, Cannon, Cheatham, Clay, Coffee and 30 more	64 hr
Jul 5, 4:07 PM CDT	Special Weather Statement	OHX	Robertson	38 min
Jul 5, 4:08 PM CDT	Special Weather Statement	OHX	Montgomery	37 min
Jul 5, 4:12 PM CDT	Special Weather Statement	OHX	Giles, Lawrence	33 min
Jul 5, 4:22 PM CDT	Severe Thunderstorm Warning	OHX	Fentress, Pickett	23 min
Jul 5, 4:24 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Pickett	51 min
Jul 5, 4:44 PM CDT	Special Weather Statement	OHX	Fentress	31 min
Jul 5, 4:48 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery	26 min
Jul 5, 4:54 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence	25 min
Jul 5, 4:54 PM CDT	Severe Thunderstorm Warning	OHX	Fentress	36 min
Jul 5, 5:00 PM CDT	Special Weather Statement	OHX	Wayne	45 min
Jul 5, 5:07 PM CDT	Special Weather Statement	OHX	Bedford, Marshall, Rutherford	53 min
Jul 5, 5:10 PM CDT	Special Weather Statement	OHX	Overton	35 min
Jul 5, 5:15 PM CDT	Special Weather Statement	OHX	Coffee	90 min
Jul 5, 5:26 PM CDT	Special Weather Statement	OHX	Cannon	34 min
Jul 5, 5:28 PM CDT	Special Weather Statement	OHX	Marshall	32 min
Jul 5, 5:36 PM CDT	Special Weather Statement	OHX	Coffee	24 min
Jul 5, 5:36 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Rutherford, Wilson	39 min
Jul 5, 5:38 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Coffee	37 min
Jul 5, 5:45 PM CDT	Special Weather Statement	OHX	Putnam, White	60 min
Jul 5, 5:47 PM CDT	Special Weather Statement	OHX	Warren	28 min
Jul 5, 5:52 PM CDT	Severe Thunderstorm Warning	OHX	Warren	23 min
Jul 5, 6:03 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford	27 min
Jul 5, 6:07 PM CDT	Special Weather Statement	OHX	Maury	38 min
Jul 5, 6:07 PM CDT	Severe Thunderstorm Warning	OHX	Coffee	23 min
Jul 5, 6:09 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford	36 min
Jul 5, 6:12 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford, Williamson	18 min
Jul 5, 6:14 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, Coffee	31 min
Jul 5, 6:14 PM CDT	Severe Thunderstorm Warning	OHX	Van Buren, Warren, White	46 min
Jul 5, 6:16 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford, Wilson	44 min
Jul 5, 6:17 PM CDT	Severe Thunderstorm Warning	OHX	Warren	28 min
Jul 5, 6:23 PM CDT	Severe Thunderstorm Warning	OHX	Van Buren, Warren	55 min
Jul 5, 6:24 PM CDT	Special Weather Statement	OHX	Maury	36 min
Jul 5, 6:29 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford	31 min
Jul 5, 6:31 PM CDT	Special Weather Statement	OHX	Cannon, DeKalb	59 min
Jul 5, 6:34 PM CDT	Special Weather Statement	OHX	Coffee	26 min
Jul 5, 6:46 PM CDT	Severe Thunderstorm Warning	OHX	Coffee, Warren	40 min
Jul 5, 6:47 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford, Wilson	28 min
Jul 5, 6:49 PM CDT	Severe Thunderstorm Warning	OHX	Rutherford, Williamson	26 min
Jul 5, 6:51 PM CDT	Severe Thunderstorm Warning	OHX	Coffee, Grundy	54 min
Jul 5, 6:55 PM CDT	Severe Thunderstorm Warning	OHX	Wilson	23 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2012 Every severe thunderstorm warning in 2012

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.