Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 161, NWS Memphis, TN

May 25, 2011Dyer County, Lake County, Obion County, Tennessee; Pemiscot County, Missouri

NWS Memphis, TN issued this tornado warning at May 25, 2011, 6:55 PM CDT for Dyer County, Lake County, Obion County, Tennessee; Pemiscot County, Missouri. It was in force for 35 min. 2 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
May 25, 2011, 6:55 PM CDT (23:55 UTC)
Expired
May 25, 2011, 7:30 PM CDT
In force
35 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Pemiscot County, MO, Dyer County, TN, Lake County, TN, Obion County, TN

The radar

The Memphis radar (KNQA), 106 km from the middle of the area, began a volume at 23:56 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 25, 7:00 PM CDTFUNNEL CLOUD9 W Millsfield, TN
May 25, 7:28 PM CDTFUNNEL CLOUDHornbeak, 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 25, 12:28 PM CDTTornado Watch PDSSPC8 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 11.9 hours before the alert went out and 163 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 2011-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2124 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 2011-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 445 square meters per square second.1939587897Sfc1 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
2124 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
600 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
445 m²/s²
0-3 km storm-relative helicity
413 m²/s²
Significant tornado parameter
6.0
Supercell composite
20.1

Open this sounding in Storm Lab

The text

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

122 
WFUS54 KMEG 252355
TORMEG
MOC155-TNC045-095-131-260030-
/O.NEW.KMEG.TO.W.0161.110525T2355Z-110526T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
655 PM CDT WED MAY 25 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN DYER COUNTY IN NORTHWEST TENNESSEE...
  SOUTHERN LAKE COUNTY IN NORTHWEST TENNESSEE...
  SOUTHWESTERN OBION COUNTY IN NORTHWEST TENNESSEE...
  EAST CENTRAL PEMISCOT COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 730 PM CDT

* AT 655 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING A TORNADO 7 MILES SOUTH OF
  CARUTHERSVILLE...MOVING NORTHEAST AT 50 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CARUTHERSVILLE.

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 3641 8932 3621 8931 3607 8973 3612 8977
TIME...MOT...LOC 2355Z 234DEG 61KT 3612 8959

$$
1 follow-up statement
134 
WWUS54 KMEG 260021 RRA
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
721 PM CDT WED MAY 25 2011

MOC155-260032-
/O.CAN.KMEG.TO.W.0161.000000T0000Z-110526T0030Z/
PEMISCOT MO-
721 PM CDT WED MAY 25 2011

...THE TORNADO WARNING FOR EAST CENTRAL PEMISCOT COUNTY IS
CANCELLED...

AT 722 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 3614 8954 3622 8960 3641 8932 3621 8931
TIME...MOT...LOC 0022Z 229DEG 45KT 3631 8929

$$

TNC045-095-131-260030-
/O.CON.KMEG.TO.W.0161.000000T0000Z-110526T0030Z/
LAKE TN-OBION TN-DYER TN-
721 PM CDT WED MAY 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR NORTH
CENTRAL DYER...SOUTHWESTERN OBION AND SOUTH CENTRAL LAKE COUNTIES...

AT 722 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR JACKSONVILLE...OR
8 MILES SOUTHEAST OF REELFOOT LAKE STATE PARK...MOVING NORTHEAST AT
50 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HORNBEAK...
SAMBURG...MADIE...OWL HOOT...LASSITER CORNER...JACKSONVILLE...
ELBRIDGE...MINNICK...GRATIO...CAT CORNER AND BROADMOOR.

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 3614 8954 3622 8960 3641 8932 3621 8931
TIME...MOT...LOC 0022Z 229DEG 45KT 3631 8929

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 3:30 AM CDTWind AdvisoryMEGDyer, Lake, Lauderdale, Obion, Shelby, Tipton16 hr
May 25, 5:51 PM CDTSevere Thunderstorm WarningMEGLake39 min
May 25, 5:57 PM CDTTornado WarningMEGLauderdale48 min
May 25, 6:18 PM CDTSevere Thunderstorm WarningMEGChester, Decatur, Hardin, Henderson, McNairy42 min
May 25, 6:31 PM CDTSevere Thunderstorm WarningMEGFayette, Hardeman, Haywood, Shelby44 min
May 25, 6:31 PM CDTSevere Thunderstorm WarningMEGDyer, Lake, Obion44 min
May 25, 6:37 PM CDTTornado WarningMEGShelby38 min
May 25, 6:39 PM CDTTornado WarningMEGDyer51 min
May 25, 4:52 PM CDTTornado WarningMEGDunklin38 min
May 25, 5:15 PM CDTSevere Thunderstorm WarningMEGDunklin45 min
May 25, 5:26 PM CDTTornado WarningMEGDunklin49 min
May 25, 5:58 PM CDTSevere Thunderstorm WarningMEGDunklin, Pemiscot47 min

Nearby

Tornado Warnings in Tennessee, 2011Tornado Warnings in Missouri, 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.