Alert archive / Missouri / Tornado Warnings in 2011

Tornado Warning 35, NWS Memphis, TN

April 19, 2011Mississippi County, Arkansas; Dunklin County, Pemiscot County, Missouri

NWS Memphis, TN issued this tornado warning at Apr 19, 2011, 10:30 PM CDT for Mississippi County, Arkansas; Dunklin County, Pemiscot County, Missouri. It was in force for 45 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
Apr 19, 2011, 10:30 PM CDT (03:30 UTC)
Expired
Apr 19, 2011, 11:15 PM CDT
In force
45 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Mississippi County, AR, Dunklin County, MO, Pemiscot County, MO

The radar

The Memphis radar (KNQA), 72 km from the middle of the area, began a volume at 03:33 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
Apr 19, 11:04 PM CDTTSTM WND DMGCooter, MO65 MPH WINDS WITH LARGE TREE LIMBS DOWN
Apr 19, 11:04 PM CDTTORNADO1 Ne Cooter, MOFIRE DEPARTMENT SPOTTED TORNADO ON GROUND JUST NORTHEAST OF THE CITY IN A FIELD. SOME DAMAGE NEAR PATH.

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
Apr 19, 6:46 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 3.5 hours before the alert went out and 129 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 00:00Z on 2011-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1605 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 00:00Z on 2011-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 173 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
1605 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
2015 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
173 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.6

Open this sounding in Storm Lab

The text

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

184 
WFUS54 KMEG 200330
TORMEG
ARC093-MOC069-155-200415-
/O.NEW.KMEG.TO.W.0035.110420T0330Z-110420T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1030 PM CDT TUE APR 19 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS...
  SOUTHEASTERN DUNKLIN COUNTY IN SOUTHEAST MISSOURI...
  SOUTHERN PEMISCOT COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 1115 PM CDT

* AT 1030 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
  MANILA...MOVING NORTHEAST AT 65 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  BLYTHEVILLE...GOSNELL...LEACHVILLE...MANILA...CARUTHERSVILLE...
  DENTON...STEELE...RIVES...COTTON PLANT...EUROPA...SUNRISE...
  HORNERSVILLE JUNCTION...GILBERT AND TEMPLES CORNER.

 THIS WARNING ALSO INCLUDES AREAS NEAR BIG LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

.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.

.TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3621 8966 3603 8968 3600 8972 3597 8972
      3587 8978 3581 8979 3572 9029 3599 9028
      3611 8997
TIME...MOT...LOC 0330Z 242DEG 55KT 3591 9012

$$
2 follow-up statements
041 
WWUS54 KMEG 200357
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1057 PM CDT TUE APR 19 2011

MOC069-200407-
/O.CAN.KMEG.TO.W.0035.000000T0000Z-110420T0415Z/
DUNKLIN MO-
1057 PM CDT TUE APR 19 2011

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

AT 1057 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 3621 8966 3603 8968 3600 8972 3597 8972
      3588 8978 3581 8979 3580 8999 3600 8996
      3611 8996
TIME...MOT...LOC 0357Z 242DEG 55KT 3610 8967

$$

ARC093-MOC155-200415-
/O.CON.KMEG.TO.W.0035.000000T0000Z-110420T0415Z/
MISSISSIPPI AR-PEMISCOT MO-
1057 PM CDT TUE APR 19 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR SOUTHERN
PEMISCOT AND NORTHEASTERN MISSISSIPPI COUNTIES...

AT 1057 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR TYLER...OR 6 MILES
EAST OF STEELE...MOVING NORTHEAST AT 65 MPH. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
BLYTHEVILLE...CARUTHERSVILLE...DENTON...HOLLAND...STEELE...NUMBER
NINE...HUFFMAN...BURTON...ARMOREL...BARFIELD...LENS FORD...YARBRO...
TUCKERTOWN AND TEMPLES CORNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

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.

.TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3621 8966 3603 8968 3600 8972 3597 8972
      3588 8978 3581 8979 3580 8999 3600 8996
      3611 8996
TIME...MOT...LOC 0357Z 242DEG 55KT 3610 8967

$$
804 
WWUS54 KMEG 200407
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1107 PM CDT TUE APR 19 2011

ARC093-MOC155-200417-
/O.EXP.KMEG.TO.W.0035.000000T0000Z-110420T0415Z/
MISSISSIPPI AR-PEMISCOT MO-
1107 PM CDT TUE APR 19 2011

...THE TORNADO WARNING FOR SOUTHERN PEMISCOT AND NORTHEASTERN
MISSISSIPPI COUNTIES WILL EXPIRE AT 1115 PM CDT...

AT 1107 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE...THE TORNADO WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 3621 8966 3603 8968 3600 8972 3597 8972
      3588 8978 3581 8979 3580 8999 3600 8996
      3611 8996
TIME...MOT...LOC 0407Z 242DEG 55KT 3617 8950

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 7:27 PM CDTSevere Thunderstorm WarningMEGLawrence, Randolph63 min
Apr 19, 8:11 PM CDTSevere Thunderstorm WarningMEGClay, Greene, Lawrence, Randolph64 min
Apr 19, 8:38 PM CDTSevere Thunderstorm WarningMEGCraighead, Greene, Lawrence, Poinsett67 min
Apr 19, 8:46 PM CDTSevere Thunderstorm WarningMEGClay, Greene59 min
Apr 19, 8:57 PM CDTTornado WarningMEGCraighead, Greene, Lawrence33 min
Apr 19, 9:13 PM CDTSevere Thunderstorm WarningMEGClay, Craighead, Greene, Mississippi47 min
Apr 19, 9:24 PM CDTTornado WarningMEGClay, Greene36 min
Apr 19, 9:38 PM CDTSevere Thunderstorm WarningMEGCross, Lee, Phillips, Poinsett, St. Francis52 min
Apr 19, 9:40 PM CDTSevere Thunderstorm WarningMEGCraighead, Greene, Poinsett50 min
Apr 19, 9:43 PM CDTSevere Thunderstorm WarningMEGLee, Phillips47 min
Apr 19, 9:48 PM CDTTornado WarningMEGCraighead, Poinsett27 min
Apr 19, 9:52 PM CDTSevere Thunderstorm WarningMEGClay, Craighead, Greene, Mississippi, Poinsett53 min
Apr 19, 9:55 PM CDTTornado WarningMEGClay, Greene35 min
Apr 19, 10:07 PM CDTTornado WarningMEGCraighead, Greene, Mississippi, Poinsett38 min
Apr 19, 10:21 PM CDTFlash Flood WarningMEGClay, Craighead, Cross, Greene, Mississippi, Poinsett3 hr
Apr 19, 10:22 PM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Lee, Phillips, St. Francis38 min
Apr 19, 10:27 PM CDTSevere Thunderstorm WarningMEGMississippi, Poinsett63 min
Apr 19, 10:42 PM CDTTornado WarningMEGCrittenden, Mississippi, Poinsett34 min
Apr 19, 10:52 PM CDTTornado WarningMEGMississippi23 min
Apr 19, 10:54 PM CDTTornado WarningMEGMississippi31 min
Apr 19, 10:59 PM CDTSevere Thunderstorm WarningMEGLee, Phillips46 min
Apr 19, 11:40 PM CDTSevere Thunderstorm WarningMEGCross, Poinsett50 min
Apr 19, 11:54 PM CDTTornado WarningMEGCraighead, Cross, Poinsett35 min
Apr 20, 12:04 AM CDTSevere Thunderstorm WarningMEGCraighead, Greene, Poinsett41 min
Apr 20, 12:17 AM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Mississippi, Poinsett43 min
Apr 20, 12:29 AM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Mississippi, Poinsett46 min
Apr 20, 12:47 AM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Lee, St. Francis43 min
Apr 20, 12:52 AM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Mississippi, Poinsett38 min
Apr 20, 12:55 AM CDTSevere Thunderstorm WarningMEGLee, Phillips50 min
Apr 20, 12:57 AM CDTSevere Thunderstorm WarningMEGPhillips48 min
Apr 20, 1:07 AM CDTFlash Flood WarningMEGCrittenden, Cross, Mississippi, Poinsett3 hr
Apr 20, 1:23 AM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Mississippi, Poinsett, St. Francis36 min
Apr 20, 1:39 AM CDTSevere Thunderstorm WarningMEGPhillips51 min
Apr 20, 1:45 AM CDTSevere Thunderstorm WarningMEGCrittenden, Mississippi45 min
Apr 20, 3:18 AM CDTFlash Flood WatchMEGCrittenden, Cross, Lee, Phillips, St. Francis30 hr
Apr 20, 4:10 PM CDTSevere Thunderstorm WarningMEGLee, Phillips65 min
Apr 20, 4:51 PM CDTSevere Thunderstorm WarningMEGLee, Phillips54 min
Apr 20, 4:54 PM CDTFlash Flood WarningMEGLee, Phillips, St. Francis7 hr
Apr 20, 6:23 PM CDTFlash Flood WarningMEGCrittenden, Lee5 hr
Apr 19, 10:24 PM CDTSevere Thunderstorm WarningMEGPemiscot66 min

Nearby

Tornado Warnings in Missouri, 2011Tornado Warnings in Arkansas, 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.