Alert archive / Tennessee / Tornado Warnings in 2012

Tornado Warning 19, NWS Huntsville, AL

March 2, 2012Franklin County, Lincoln County, Tennessee; Jackson County, Madison County, Alabama

NWS Huntsville, AL issued this tornado warning at Mar 2, 2012, 3:58 PM CST for Franklin County, Lincoln County, Tennessee; Jackson County, Madison County, Alabama. It was in force for 14 min. 7 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
Mar 2, 2012, 3:58 PM CST (21:58 UTC)
Expired
Mar 2, 2012, 4:12 PM CST
In force
14 min
Issued by
NWS Huntsville, AL
Area
Storm-based polygon

Counties Jackson County, AL, Madison County, AL, Franklin County, TN, Lincoln County, TN

The radar

The Northeast Alabama radar (KHTX), 29 km from the middle of the area, began a volume at 21:59 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

TimeReportWhereRemark
Mar 2, 3:59 PM CSTHAIL 1.754 N Meridianville, ALGOLFBALL SIZE HAIL WAS REPORTED.
Mar 2, 4:00 PM CSTHAIL 1.75Hazel Green, ALGOLFBALL SIZE HAIL REPORTED.
Mar 2, 4:03 PM CSTHAIL 0.75Hazel Green, ALPENNY SIZE HAIL REPORTED.
Mar 2, 4:03 PM CSTHAIL 1.253 E Hazel Green, ALQUARTER TO HALF DOLLAR SIZED HAIL REPORTED AT JOE QUICK RD AND TANNER RD
Mar 2, 4:05 PM CSTHAIL 13 Wnw New Market, ALQUARTER SIZED HAIL REPORTED AT BUTLER RD AND NEW MARKET RD
Mar 2, 4:06 PM CSTHAIL 1.75New Market, ALGOLFBALL SIZE HAIL REPORTED.
Mar 2, 4:09 PM CSTHAIL 14 Nw Hazel Green, ALMEASURED IN THE 1500 BLOCK OF ELKWOOD SECTION ROAD.

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.

IssuedProductOfficeLasted
Mar 2, 1:20 PM CSTTornado WatchSPC9 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.0 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2012-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1667 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2012-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
1667 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
523 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.1

Open this sounding in Storm Lab

The text

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

885 
WFUS54 KHUN 022158
TORHUN
ALC071-089-TNC051-103-022230-
/O.NEW.KHUN.TO.W.0019.120302T2158Z-120302T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
358 PM CST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN FRANKLIN COUNTY IN TENNESSEE...
  SOUTHEASTERN LINCOLN COUNTY IN TENNESSEE...
  NORTHEASTERN MADISON COUNTY IN NORTH CENTRAL ALABAMA...
  NORTHWESTERN JACKSON COUNTY IN NORTHEAST ALABAMA...

* UNTIL 430 PM CST

* AT 357 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HAZEL
  GREEN...OR ABOUT 7 MILES NORTHWEST OF MERIDIANVILLE...MOVING       
  EAST AT 50 MPH. THIS STORM HAS BEEN PRODUCING WALL CLOUDS ACROSS   
  LIMESTONE AND MADISON COUNTY...AND COULD PRODUCE A TORNADO AT ANY  
  TIME. THIS STORM IS ALSO CAPABLE OF PRODUCING BASEBALL SIZE HAIL   
  AND DESTRUCTIVE STRAIGHT LINE WINDS.

* LOCATIONS NEAR THE PATH OF THIS TORNADO INCLUDE...
  LINCOLN.
  PLEVNA.
  ELORA.
  FRANCISCO.
  MAXWELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.

&&

LAT...LON 3511 8623 3492 8616 3487 8665 3500 8669
TIME...MOT...LOC 2157Z 257DEG 42KT 3495 8658

$$

BCC
1 follow-up statement
643 
WWUS54 KHUN 022212
SVSHUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
412 PM CST FRI MAR 2 2012

ALC071-089-TNC051-103-022220-
/O.CAN.KHUN.TO.W.0019.000000T0000Z-120302T2230Z/
JACKSON AL-MADISON AL-FRANKLIN TN-LINCOLN TN-
412 PM CST FRI MAR 2 2012

...THE TORNADO WARNING FOR SOUTHEASTERN LINCOLN...SOUTHWESTERN
FRANKLIN...NORTHEASTERN MADISON AND NORTHWESTERN JACKSON COUNTIES IS
CANCELED...

A SEVERE THUNDERSTORM WARNING IS NOW IN EFFECT FOR SOUTHERN 
FRANKLIN...SOUTHEASTERN LINCOLN...NORTHEASTERN MADISON...AND 
NORTHERN JACKSON COUNTIES.

WEATHER SERVICE DOPPLER RADAR INDICATES THE THUNDERSTORM THAT 
PROMPTED THE TORNADO WARNING HAS WEAKENED AND IS NO LONGER CAPABLE 
OF PRODUCING A TORNADO. THEREFORE THE TORNADO WARNING HAS BEEN 
CANCELED. HOWEVER...IT IS STILL CAPABLE OF PRODUCING HAIL TO THE 
SIZE OF BASEBALLS AND DAMAGING WINDS!

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.

LAT...LON 3511 8623 3492 8616 3487 8665 3500 8669
TIME...MOT...LOC 2210Z 257DEG 42KT 3498 8640

$$

BCC

The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 2, 4:44 AM CSTWind AdvisoryHUNFranklin, Lincoln, Moore11 hr
Mar 2, 9:12 AM CSTSevere Thunderstorm WarningHUNLincoln33 min
Mar 2, 9:41 AM CSTTornado WarningHUNFranklin, Lincoln34 min
Mar 2, 9:55 AM CSTTornado WarningHUNFranklin9 min
Mar 2, 9:59 AM CSTTornado Warning EmergencyHUNFranklin, Lincoln31 min
Mar 2, 10:10 AM CSTTornado WarningHUNFranklin35 min
Mar 2, 10:24 AM CSTTornado WarningHUNFranklin36 min
Mar 2, 1:55 PM CSTSevere Thunderstorm WarningHUNLincoln50 min
Mar 2, 2:00 PM CSTTornado WarningHUNLincoln30 min
Mar 2, 2:28 PM CSTTornado WarningHUNFranklin, Lincoln, Moore32 min
Mar 2, 2:38 PM CSTTornado WarningHUNLincoln18 min
Mar 2, 2:58 PM CSTSevere Thunderstorm WarningHUNFranklin, Lincoln, Moore47 min
Mar 2, 3:16 PM CSTTornado WarningHUNFranklin19 min
Mar 2, 4:10 PM CSTSevere Thunderstorm WarningHUNFranklin, Lincoln50 min
Mar 2, 7:21 AM CSTSpecial Weather StatementHUNLawrence39 min
Mar 2, 8:09 AM CSTSpecial Weather StatementHUNLawrence, Limestone51 min
Mar 2, 8:51 AM CSTSevere Thunderstorm WarningHUNLauderdale, Lawrence, Limestone, Madison24 min
Mar 2, 9:15 AM CSTSpecial Weather StatementHUNLawrence30 min
Mar 2, 9:18 AM CSTTornado WarningHUNLimestone, Madison27 min
Mar 2, 9:35 AM CSTTornado WarningHUNLimestone, Madison25 min
Mar 2, 1:01 PM CSTSpecial Weather StatementHUNLawrence, Limestone44 min
Mar 2, 1:26 PM CSTSpecial Weather StatementHUNFranklin34 min
Mar 2, 1:30 PM CSTSevere Thunderstorm WarningHUNLauderdale, Lawrence, Limestone30 min
Mar 2, 1:31 PM CSTSevere Thunderstorm WarningHUNFranklin, Lawrence29 min
Mar 2, 2:06 PM CSTSevere Thunderstorm WarningHUNColbert, Lauderdale24 min
Mar 2, 2:29 PM CSTSevere Thunderstorm WarningHUNColbert, Lauderdale31 min
Mar 2, 2:41 PM CSTTornado WarningHUNColbert, Lauderdale, Lawrence34 min
Mar 2, 3:07 PM CSTTornado WarningHUNLimestone23 min
Mar 2, 3:16 PM CSTSevere Thunderstorm WarningHUNColbert, Lawrence29 min
Mar 2, 3:26 PM CSTTornado WarningHUNLimestone, Madison34 min
Mar 2, 3:27 PM CSTTornado WarningHUNLawrence33 min
Mar 2, 3:44 PM CSTSevere Thunderstorm WarningHUNLimestone31 min
Mar 2, 4:00 PM CSTSevere Thunderstorm WarningHUNLawrence, Morgan30 min
Mar 2, 4:15 PM CSTSevere Thunderstorm WarningHUNCullman, Morgan30 min
Mar 2, 4:21 PM CSTSevere Thunderstorm WarningHUNMadison24 min
Mar 2, 4:33 PM CSTTornado WarningHUNCullman, Morgan27 min
Mar 2, 4:51 PM CSTSevere Thunderstorm WarningHUNJackson, Madison24 min
Mar 2, 4:55 PM CSTTornado WarningHUNMorgan15 min
Mar 2, 5:14 PM CSTSevere Thunderstorm WarningHUNJackson46 min
Mar 2, 5:49 PM CSTSevere Thunderstorm WarningHUNCullman26 min
Mar 2, 5:57 PM CSTSevere Thunderstorm WarningHUNJackson18 min

Nearby

Tornado Warnings in Tennessee, 2012Tornado Warnings in Alabama, 2012Every tornado warning in 2012Tornadoes 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.