Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 37, NWS Memphis, TN

April 19, 2011Dyer County, Lake County, Obion County, Tennessee; Pemiscot County, Missouri; Mississippi County, Arkansas

NWS Memphis, TN issued this tornado warning at Apr 19, 2011, 10:52 PM CDT for Dyer County, Lake County, Obion County, Tennessee; Pemiscot County, Missouri; Mississippi County, Arkansas. It was in force for 23 min. 3 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, 10:52 PM CDT (03:52 UTC)
Expired
Apr 19, 2011, 11:15 PM CDT
In force
23 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

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

The radar

The Memphis radar (KNQA), 87 km from the middle of the area, began a volume at 03:52 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.
Apr 19, 11:10 PM CDTTSTM WND DMGDyersburg, TNLOTS OF TREE LIMBS 3 TO 4 INCHES IN DIAMETER DOWN AT THE DYERSBURG MUNICIPAL GOLF COURSE. A ROOF WAS BLOWN OFF A SHED...AND SOME OF THE SHINGLES WERE BLOWN ACROSS THE COURSE.

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, 3.9 hours before the alert went out and 144 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.

582 
WFUS54 KMEG 200352
TORMEG
ARC093-MOC155-TNC045-095-131-200415-
/O.NEW.KMEG.TO.W.0037.110420T0352Z-110420T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1052 PM CDT TUE APR 19 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS...
  DYER COUNTY IN NORTHWEST TENNESSEE...
  SOUTHERN LAKE COUNTY IN NORTHWEST TENNESSEE...
  SOUTHWESTERN OBION COUNTY IN NORTHWEST TENNESSEE...
  SOUTHEASTERN PEMISCOT COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 1115 PM CDT

* AT 1052 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING A TORNADO NEAR COOTER...OR 6 MILES
  SOUTH OF STEELE...MOVING NORTHEAST AT 70 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CARUTHERSVILLE...HAYTI...DYERSBURG...BRAGGADOCIO...SHADE...
  STUBTOWN...CANADY...COTTONWOOD POINT AND TYLER.

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 3640 8914 3603 8916 3590 8971 3592 8974
      3589 8977 3587 8985 3625 8984
TIME...MOT...LOC 0352Z 242DEG 63KT 3604 8973

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 9:13 PM CDTSevere Thunderstorm WarningMEGDyer, Lake47 min
Apr 19, 9:52 PM CDTSevere Thunderstorm WarningMEGDyer, Lake53 min
Apr 19, 10:21 PM CDTFlash Flood WarningMEGLake3 hr
Apr 19, 10:22 PM CDTSevere Thunderstorm WarningMEGShelby38 min
Apr 19, 10:24 PM CDTSevere Thunderstorm WarningMEGDyer, Lake, Obion, Weakley66 min
Apr 19, 10:27 PM CDTSevere Thunderstorm WarningMEGDyer, Haywood, Lauderdale, Obion, Tipton63 min
Apr 19, 10:42 PM CDTTornado WarningMEGLauderdale, Tipton34 min
Apr 19, 10:54 PM CDTTornado WarningMEGDyer, Haywood, Lauderdale31 min
Apr 19, 10:55 PM CDTTornado WarningMEGFayette, Shelby29 min
Apr 19, 10:59 PM CDTSevere Thunderstorm WarningMEGFayette, Shelby, Tipton46 min
Apr 19, 11:00 PM CDTSevere Thunderstorm WarningMEGCrockett, Dyer, Gibson, Haywood, Lauderdale, Madison and 3 more60 min
Apr 19, 11:06 PM CDTTornado WarningMEGFayette, Hardeman, Haywood, Lauderdale, Madison, Shelby and 1 more39 min
Apr 19, 11:21 PM CDTSevere Thunderstorm WarningMEGDyer, Gibson, Henry, Lake, Obion, Weakley39 min
Apr 19, 11:22 PM CDTSevere Thunderstorm WarningMEGChester, Fayette, Hardeman, Haywood, McNairy, Madison38 min
Apr 19, 11:33 PM CDTTornado WarningMEGChester, Fayette, Hardeman, McNairy27 min
Apr 19, 11:35 PM CDTSevere Thunderstorm WarningMEGCarroll, Chester, Decatur, Gibson, Henderson, Henry and 2 more55 min
Apr 19, 11:45 PM CDTSevere Thunderstorm WarningMEGChester, Fayette, Hardeman, Hardin, McNairy45 min
Apr 19, 11:53 PM CDTTornado WarningMEGHenry, Weakley37 min
Apr 20, 12:17 AM CDTSevere Thunderstorm WarningMEGShelby, Tipton43 min
Apr 20, 12:26 AM CDTSevere Thunderstorm WarningMEGChester, Decatur, Hardeman, Hardin, Henderson, McNairy64 min
Apr 20, 12:29 AM CDTSevere Thunderstorm WarningMEGTipton46 min
Apr 20, 12:32 AM CDTSevere Thunderstorm WarningMEGChester, Fayette, Hardeman, McNairy43 min
Apr 20, 12:52 AM CDTSevere Thunderstorm WarningMEGTipton38 min
Apr 20, 1:07 AM CDTFlash Flood WarningMEGLauderdale, Tipton3 hr
Apr 20, 1:12 AM CDTFlash Flood WarningMEGChester, Decatur, Fayette, Hardeman, Hardin, Henderson and 2 more3 hr
Apr 20, 1:23 AM CDTSevere Thunderstorm WarningMEGTipton36 min
Apr 20, 1:26 AM CDTSevere Thunderstorm WarningMEGChester, Decatur, Hardin, Henderson, McNairy49 min
Apr 20, 1:45 AM CDTSevere Thunderstorm WarningMEGCrockett, Fayette, Haywood, Lauderdale, Shelby, Tipton45 min
Apr 20, 2:22 AM CDTSevere Thunderstorm WarningMEGFayette, Hardeman, Haywood, Shelby, Tipton38 min
Apr 20, 2:45 AM CDTSevere Thunderstorm WarningMEGChester, Hardeman, Haywood, Henderson, McNairy, Madison45 min
Apr 20, 3:05 AM CDTSevere Thunderstorm WarningMEGChester, Decatur, Hardin, Henderson, McNairy55 min
Apr 20, 3:18 AM CDTFlash Flood WatchMEGFayette, Hardeman, Hardin, McNairy, Shelby30 hr
Apr 20, 3:34 PM CDTSpecial Weather StatementMEGTipton26 min
Apr 20, 4:54 PM CDTSevere Thunderstorm WarningMEGHardin, McNairy36 min
Apr 20, 5:48 PM CDTSevere Thunderstorm WarningMEGHardeman, McNairy42 min
Apr 19, 8:46 PM CDTSevere Thunderstorm WarningMEGDunklin59 min
Apr 19, 9:24 PM CDTTornado WarningMEGDunklin, Pemiscot36 min
Apr 19, 9:55 PM CDTTornado WarningMEGDunklin, Pemiscot35 min
Apr 19, 10:07 PM CDTTornado WarningMEGDunklin38 min
Apr 19, 10:30 PM CDTTornado WarningMEGDunklin, Pemiscot45 min
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, 8:57 PM CDTTornado WarningMEGCraighead, Greene, Lawrence33 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, 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, 12:47 AM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Lee, St. Francis43 min
Apr 20, 12:55 AM CDTSevere Thunderstorm WarningMEGLee, Phillips50 min
Apr 20, 12:57 AM CDTSevere Thunderstorm WarningMEGPhillips48 min
Apr 20, 1:39 AM CDTSevere Thunderstorm WarningMEGPhillips51 min
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

Nearby

Tornado Warnings in Tennessee, 2011Tornado 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.