Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 134, NWS Memphis, TN

May 1, 20114 counties in Tennessee

NWS Memphis, TN issued this tornado warning at May 1, 2011, 5:48 PM CDT for 4 counties in Tennessee. It was in force for 33 min. 1 report 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
May 1, 2011, 5:48 PM CDT (22:48 UTC)
Expired
May 1, 2011, 6:21 PM CDT
In force
33 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Fayette County, TN, Hardeman County, TN, Haywood County, TN, Madison County, TN

The radar

The Memphis radar (KNQA), 56 km from the middle of the area, began a volume at 22:49 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
May 1, 5:57 PM CDTFUNNEL CLOUD1 N Somerville, TN

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
May 1, 12:47 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.8 hours before the alert went out and 82 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, Little Rock, AR at 12:00Z on 2011-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Little Rock, AR at 12:00Z on 2011-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.19395878Sfc1 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
1 J/kg
Mixed-layer CIN
-230 J/kg
Mixed-layer LCL
613 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

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

893 
WFUS54 KMEG 012248
TORMEG
TNC047-069-075-113-012345-
/O.NEW.KMEG.TO.W.0134.110501T2248Z-110501T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
548 PM CDT SUN MAY 1 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE...
  NORTHERN HARDEMAN COUNTY IN SOUTHWEST TENNESSEE...
  SOUTHEASTERN HAYWOOD COUNTY IN SOUTHWEST TENNESSEE...
  SOUTHWESTERN MADISON COUNTY IN SOUTHWEST TENNESSEE...

* UNTIL 645 PM CDT

* AT 548 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING A TORNADO NEAR SOMERVILLE...OR 21
  MILES NORTHEAST OF COLLIERVILLE...MOVING EAST AT 40 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BOLIVAR...
  CLOVERPORT...SOMERVILLE AND WHITEVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3521 8952 3536 8954 3550 8889 3523 8880
TIME...MOT...LOC 2248Z 261DEG 36KT 3528 8938

$$
BORGHOFF
3 follow-up statements
994 
WWUS54 KMEG 012258
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
558 PM CDT SUN MAY 1 2011

TNC047-069-075-113-012345-
/O.CON.KMEG.TO.W.0134.000000T0000Z-110501T2345Z/
FAYETTE TN-HAYWOOD TN-MADISON TN-HARDEMAN TN-
558 PM CDT SUN MAY 1 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR NORTHERN
HARDEMAN...SOUTHWESTERN MADISON...SOUTHEASTERN HAYWOOD AND
NORTHEASTERN FAYETTE COUNTIES...

AT 558 PM CDT...LOCAL LAW ENFORCEMENT REPORTED A FUNNEL CLOUD NORTH 
OF SOMERVILLE. THIS POSSIBLE TORNADO WAS LOCATED NEAR MOORMAN...OR 
20 MILES WEST OF BOLIVAR...MOVING EAST AT 40 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BOLIVAR...
CLOVERPORT...SOMERVILLE...TOONE...WHITEVILLE...MOORMAN...YUM YUM...
TAYLOR CHAPEL...MILLER...FAYETTE CORNERS...LACONIA...WARREN...POWERS
AND HATCHIE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3523 8880 3523 8944 3535 8949 3550 8889
TIME...MOT...LOC 2258Z 258DEG 33KT 3531 8930

$$
BORGHOFF
825 
WWUS54 KMEG 012311
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
611 PM CDT SUN MAY 1 2011

TNC075-012321-
/O.CAN.KMEG.TO.W.0134.000000T0000Z-110501T2345Z/
HAYWOOD TN-
611 PM CDT SUN MAY 1 2011

...THE TORNADO WARNING FOR SOUTHEASTERN HAYWOOD COUNTY IS
CANCELLED...

AT 611 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE 
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA 
AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. 
THEREFORE...THE TORNADO WARNING IS CANCELLED.

LAT...LON 3525 8881 3526 8924 3537 8925 3550 8889
TIME...MOT...LOC 2311Z 262DEG 30KT 3532 8915

$$

TNC047-069-113-012345-
/O.CON.KMEG.TO.W.0134.000000T0000Z-110501T2345Z/
FAYETTE TN-MADISON TN-HARDEMAN TN-
611 PM CDT SUN MAY 1 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR NORTHERN
HARDEMAN...SOUTHWESTERN MADISON AND NORTHEASTERN FAYETTE COUNTIES...

AT 611 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR WHITEVILLE...OR 12
MILES WEST OF BOLIVAR...MOVING EAST AT 35 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BOLIVAR...
CLOVERPORT...TOONE...WHITEVILLE...FAYETTE CORNERS...UPTONVILLE...
VILDO...TEAGUE AND SHANDY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3525 8881 3526 8924 3537 8925 3550 8889
TIME...MOT...LOC 2311Z 262DEG 30KT 3532 8915

$$
BORGHOFF
734 
WWUS54 KMEG 012321
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
621 PM CDT SUN MAY 1 2011

TNC047-069-113-012330-
/O.CAN.KMEG.TO.W.0134.000000T0000Z-110501T2345Z/
FAYETTE TN-MADISON TN-HARDEMAN TN-
621 PM CDT SUN MAY 1 2011

...THE TORNADO WARNING FOR NORTHERN HARDEMAN...SOUTHWESTERN MADISON
AND NORTHEASTERN FAYETTE COUNTIES IS CANCELLED...

AT 620 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE 
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED AND NO LONGER 
POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE 
TORNADO WARNING IS CANCELLED.

.A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA.

LAT...LON 3525 8881 3526 8924 3537 8925 3550 8889
TIME...MOT...LOC 2320Z 262DEG 30KT 3533 8906

$$
BORGHOFF

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 1:20 AM CDTSpecial Weather StatementMEGDyer, Lauderdale25 min
May 1, 2:28 AM CDTSpecial Weather StatementMEGCrockett, Gibson, Haywood32 min
May 1, 2:29 AM CDTSpecial Weather StatementMEGLauderdale, Tipton31 min
May 1, 3:04 AM CDTSpecial Weather StatementMEGCrockett, Haywood26 min
May 1, 3:11 AM CDTSevere Thunderstorm WarningMEGLauderdale, Shelby, Tipton49 min
May 1, 3:33 AM CDTSpecial Weather StatementMEGGibson27 min
May 1, 3:47 AM CDTSpecial Weather StatementMEGHaywood28 min
May 1, 4:21 AM CDTSpecial Weather StatementMEGHaywood24 min
May 1, 4:47 AM CDTFlash Flood WarningMEGCarroll, Chester, Crockett, Decatur, Fayette, Gibson and 9 more9 hr
May 1, 7:32 AM CDTSpecial Weather StatementMEGShelby, Tipton28 min
May 1, 8:44 AM CDTSpecial Weather StatementMEGShelby46 min
May 1, 9:40 AM CDTSpecial Weather StatementMEGHaywood, Tipton50 min
May 1, 10:53 AM CDTRiver Flood WarningMEGShelby62 hr
May 1, 10:53 AM CDTRiver Flood WarningMEGFayette, Shelby62 hr
May 1, 11:09 AM CDTSpecial Weather StatementMEGLauderdale51 min
May 1, 11:10 AM CDTSevere Thunderstorm WarningMEGLauderdale, Tipton23 min
May 1, 11:29 AM CDTFlash Flood WarningMEGCarroll, Crockett, Dyer, Gibson, Henry, Lake and 3 more6 hr
May 1, 11:56 AM CDTSpecial Weather StatementMEGLauderdale49 min
May 1, 12:35 PM CDTAreal Flood AdvisoryMEGShelby, Tipton12 hr
May 1, 12:41 PM CDTSpecial Weather StatementMEGDyer, Lake, Lauderdale49 min
May 1, 2:15 PM CDTSevere Thunderstorm WarningMEGShelby60 min
May 1, 2:16 PM CDTSpecial Weather StatementMEGObion29 min
May 1, 2:24 PM CDTSevere Thunderstorm WarningMEGDyer, Lauderdale, Tipton51 min
May 1, 2:42 PM CDTTornado WarningMEGLauderdale, Shelby, Tipton48 min
May 1, 2:53 PM CDTSevere Thunderstorm WarningMEGDyer, Haywood, Lauderdale, Tipton52 min
May 1, 2:59 PM CDTSevere Thunderstorm WarningMEGShelby46 min
May 1, 3:10 PM CDTTornado WarningMEGShelby41 min
May 1, 3:22 PM CDTSevere Thunderstorm WarningMEGCrockett, Dyer, Fayette, Gibson, Haywood, Lauderdale and 2 more53 min
May 1, 3:37 PM CDTSevere Thunderstorm WarningMEGDyer, Gibson, Henry, Obion, Weakley38 min
May 1, 3:54 PM CDTTornado WarningMEGFayette, Hardeman, Haywood, Madison34 min
May 1, 3:56 PM CDTSevere Thunderstorm WarningMEGCarroll, Crockett, Gibson, Haywood, Henderson, Madison and 1 more49 min
May 1, 3:59 PM CDTFlash Flood WarningMEGCarroll, Crockett, Decatur, Dyer, Fayette, Gibson and 8 more3 hr
May 1, 4:40 PM CDTSevere Thunderstorm WarningMEGFayette, Shelby50 min
May 1, 5:26 PM CDTSevere Thunderstorm WarningMEGFayette, Hardeman, Haywood, Madison, Shelby, Tipton49 min

Nearby

Tornado Warnings in Tennessee, 2011Every tornado warning in 2011Tornadoes in 2011

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.