Alert archive / Arkansas / Tornado Warnings in 2011

Tornado Warning 181, NWS Memphis, TN

September 25, 2011Crittenden County, Cross County, Arkansas

NWS Memphis, TN issued this tornado warning at Sep 25, 2011, 4:05 PM CDT for Crittenden County, Cross County, Arkansas. It was in force for 40 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
Sep 25, 2011, 4:05 PM CDT (21:05 UTC)
Expired
Sep 25, 2011, 4:45 PM CDT
In force
40 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Crittenden County, AR, Cross County, AR

The radar

The Memphis radar (KNQA), 33 km from the middle of the area, began a volume at 21:07 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
Sep 25, 4:27 PM CDTHAIL 1Earle, ARAT EARLE HIGH SCHOOL.

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
Sep 25, 3:19 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 9.1 hours before the alert went out and 56 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 2011-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 552 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 2011-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
552 J/kg
Mixed-layer CIN
-212 J/kg
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
295 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

421 
WFUS54 KMEG 252105
TORMEG
ARC035-037-252145-
/O.NEW.KMEG.TO.W.0181.110925T2105Z-110925T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
405 PM CDT SUN SEP 25 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL CRITTENDEN COUNTY IN EASTERN ARKANSAS...
  SOUTHEASTERN CROSS COUNTY IN EASTERN ARKANSAS...

* UNTIL 445 PM CDT

* AT 406 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING A TORNADO NEAR VILLAGE CREEK STATE
  PARK...MOVING EAST AT 40 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EARLE...
  MARION...PARKIN...WEST MEMPHIS AND VILLAGE CREEK STATE PARK.

 THIS WARNING ALSO INCLUDES AREAS NEAR BRANDYWINE LAKE AND WAPANOCCA
  LAKE.

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 3541 9017 3539 9018 3538 9014 3540 9015
      3541 9011 3536 9009 3531 9011 3530 9016
      3527 9017 3524 9009 3521 9009 3519 9012
      3512 9009 3513 9040 3515 9041 3514 9072
      3527 9077
TIME...MOT...LOC 2106Z 259DEG 36KT 3520 9063

$$
2 follow-up statements
954 
WWUS54 KMEG 252114
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
414 PM CDT SUN SEP 25 2011

ARC035-037-252145-
/O.CON.KMEG.TO.W.0181.000000T0000Z-110925T2145Z/
CRITTENDEN AR-CROSS AR-
414 PM CDT SUN SEP 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
SOUTHEASTERN CROSS AND CENTRAL CRITTENDEN COUNTIES...

AT 413 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR DUVALL...OR NEAR
PARKIN...MOVING EAST AT 40 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EARLE...
MARION...PARKIN...TURRELL...WEST MEMPHIS...WITTSBURG...LEVESQUE...
RIVER FRONT...DUVALL...PRINCEDALE...MC DONALD...SMITHDALE...THREE
FORKS AND HEAFER.

 THIS WARNING ALSO INCLUDES AREAS NEAR BRANDYWINE LAKE AND WAPANOCCA
  LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING VERY 
LARGE HAIL UP TO THE SIZE OF GOLF BALLS AND DESTRUCTIVE STRAIGHT 
LINE WINDS.

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 3541 9017 3539 9018 3538 9014 3540 9015
      3541 9011 3536 9009 3531 9011 3530 9016
      3527 9017 3524 9009 3519 9012 3512 9009
      3514 9014 3513 9040 3515 9041 3514 9067
      3528 9073
TIME...MOT...LOC 2113Z 259DEG 36KT 3521 9054

$$
561 
WWUS54 KMEG 252129
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
429 PM CDT SUN SEP 25 2011

ARC035-037-252145-
/O.CON.KMEG.TO.W.0181.000000T0000Z-110925T2145Z/
CRITTENDEN AR-CROSS AR-
429 PM CDT SUN SEP 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
SOUTHEASTERN CROSS AND CENTRAL CRITTENDEN COUNTIES...

AT 428 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR LANSING...OR NEAR 
EARLE...MOVING EAST AT 40 MPH. QUARTER SIZE HAIL REPORTED IN EARLE 
ARKANSAS AT 427 PM. HAIL UP TO TENNIS BALL SIZE IS POSSIBLE.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EARLE...
MARION...PARKIN...TURRELL...WEST MEMPHIS...DUVALL...SMITHDALE...THREE
FORKS...HEAFER...LAMBETHVILLE...CLOAR...CRITTENDEN...LANSING AND
BOOKER.

 THIS WARNING ALSO INCLUDES AREAS NEAR BRANDYWINE LAKE AND WAPANOCCA
  LAKE.

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 3541 9017 3539 9018 3538 9014 3540 9015
      3541 9011 3537 9009 3531 9011 3530 9016
      3527 9017 3524 9009 3519 9012 3512 9009
      3514 9014 3513 9040 3515 9041 3515 9055
      3531 9061
TIME...MOT...LOC 2128Z 259DEG 36KT 3524 9036

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 25, 3:45 PM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Poinsett, St. Francis45 min
Sep 25, 4:41 PM CDTTornado WarningMEGCrittenden49 min
Sep 25, 4:45 PM CDTSevere Thunderstorm WarningMEGCross, Lee, St. Francis45 min
Sep 25, 5:28 PM CDTSevere Thunderstorm WarningMEGCrittenden, Lee, St. Francis32 min
Sep 25, 6:39 PM CDTSpecial Weather StatementMEGPhillips36 min

Nearby

Tornado 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.