Alert archive / Arkansas / Tornado Warnings in 2011

Tornado Warning 2, NWS Little Rock, AR

February 24, 2011Lonoke County, Pulaski County, Saline County, Arkansas

NWS Little Rock, AR issued this tornado warning at Feb 24, 2011, 4:38 PM CST for Lonoke County, Pulaski County, Saline County, Arkansas. It was in force for 37 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
Feb 24, 2011, 4:38 PM CST (22:38 UTC)
Expired
Feb 24, 2011, 5:15 PM CST
In force
37 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

Counties Lonoke County, AR, Pulaski County, AR, Saline County, AR

The radar

The Little Rock radar (KLZK), 12 km from the middle of the area, began a volume at 22:39 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
Feb 24, 4:47 PM CSTTSTM WND DMG1 W Scott, ARA ROOF WAS PARTIALLY TORN OFF OF A HOUSE.
Feb 24, 4:50 PM CSTTSTM WND DMGScott, ARNUMEROUS TREES WERE REPORTED DOWN.
Feb 24, 4:55 PM CSTTORNADO 13 Ne Scott, ARDAMAGE WAS FOUND ON THE NORTHWEST SIDE OF BEARSKIN LAKE. THERE WERE NUMEROUS TREES BLOWN DOWN. LARGE METAL BUILDING HAD TWO DOORS BLOWN IN...WITH ONE SIDE OF THE BUILDING BLOWN OUT. ROOF DAMAGE TO MANY HOUSES. ONE SHED DESTROYED AND ANOTHER HAD ITS ROOF TAKEN

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
Feb 24, 11:25 AM CSTTornado WatchSPC9 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.6 hours before the alert went out and 206 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 2011-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 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 2011-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 square meters per square second.1939587897117Sfc1 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
10 J/kg
Mixed-layer CIN
-162 J/kg
Mixed-layer LCL
466 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

963 
WFUS54 KLZK 242238
TORLZK
ARC085-119-125-242315-
/O.NEW.KLZK.TO.W.0002.110224T2238Z-110224T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
438 PM CST THU FEB 24 2011

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL LONOKE COUNTY IN CENTRAL ARKANSAS...
  SOUTHERN PULASKI COUNTY IN CENTRAL ARKANSAS...
  EAST CENTRAL SALINE COUNTY IN CENTRAL ARKANSAS...

* UNTIL 515 PM CST

* AT 434 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS SEVERE
  STORM WAS LOCATED NEAR SHANNON HILLS...OR 4 MILES SOUTHWEST OF SW
  LITTLE ROCK. DOPPLER RADAR SHOWED THIS TORNADO MOVING NORTHEAST AT
  55 MPH.

* LOCATIONS IN THE PATH OF THIS DANGEROUS STORM INCLUDE...
  SW LITTLE ROCK...     NORTH LITTLE ROCK...  DWNTWN LITTLE ROCK...
  LITTLE ROCK ARPT...   TERRY LOCK AND DAM... SWEET HOME...
  SHANNON HILLS...      SCOTT...              PROTHRO JUNCTION...
  PARK HILL...          OTTER CREEK...        MCALMONT...
  MABELVALE...          LAKEWOOD...           IRONTON...
  GEYER SPGS...         ARGENTA...            ROSE CITY...


PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3488 9207 3466 9194 3461 9242 3469 9249
TIME...MOT...LOC 2238Z 244DEG 48KT 3467 9235

$$

BJS
2 follow-up statements
359 
WWUS54 KLZK 242254
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
454 PM CST THU FEB 24 2011

ARC125-242304-
/O.CAN.KLZK.TO.W.0002.000000T0000Z-110224T2315Z/
SALINE AR-
454 PM CST THU FEB 24 2011

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

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3477 9220 3483 9204 3466 9194 3464 9217
TIME...MOT...LOC 2254Z 244DEG 48KT 3476 9211

$$

ARC085-119-242315-
/O.CON.KLZK.TO.W.0002.000000T0000Z-110224T2315Z/
PULASKI AR-LONOKE AR-
454 PM CST THU FEB 24 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL LONOKE AND
EAST CENTRAL PULASKI COUNTIES UNTIL 515 PM CST...

AT 451 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
DANGEROUS STORM WAS LOCATED NEAR PROTHRO JUNCTION...OR NEAR DWNTWN
LITTLE ROCK...MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS DANGEROUS STORM INCLUDE...
  TOLTEC MOUNDS SP...   TERRY LOCK AND DAM... SCOTT...
  PROTHRO JUNCTION...   TOLTEC...             ROSE CITY...
  KERR...               GALLOWAY...           BAUCUM...
  HAMITER...            BEARSKIN LAKE...

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 159 AND 166.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3477 9220 3483 9204 3466 9194 3464 9217
TIME...MOT...LOC 2254Z 244DEG 48KT 3476 9211

$$

225
046 
WWUS54 KLZK 242306
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
506 PM CST THU FEB 24 2011

ARC085-119-242316-
/O.EXP.KLZK.TO.W.0002.000000T0000Z-110224T2315Z/
PULASKI AR-LONOKE AR-
506 PM CST THU FEB 24 2011

...THE TORNADO WARNING FOR WEST CENTRAL LONOKE AND EAST CENTRAL
PULASKI COUNTIES WILL EXPIRE AT 515 PM CST...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 6 PM

LAT...LON 3477 9220 3483 9204 3466 9194 3464 9217
TIME...MOT...LOC 2306Z 244DEG 48KT 3483 9193

$$

225

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 24, 4:23 AM CSTSpecial Weather StatementLZKFulton, Izard, Sharp57 min
Feb 24, 10:10 AM CSTRiver Flood WarningLZKJackson, Woodruff108 days
Feb 24, 3:26 PM CSTSevere Thunderstorm WarningLZKClark, Dallas, Garland, Hot Spring, Montgomery, Pike and 1 more49 min
Feb 24, 3:52 PM CSTSevere Thunderstorm WarningLZKConway, Faulkner, Garland, Perry, Pulaski, Saline53 min
Feb 24, 3:54 PM CSTFlash Flood WarningLZKCleburne, Conway, Independence, Izard, Sharp, Stone and 1 more3 hr
Feb 24, 3:54 PM CSTTornado WarningLZKFaulkner, Perry, Pulaski, Saline36 min
Feb 24, 4:05 PM CSTSevere Thunderstorm WarningLZKClark, Garland, Grant, Hot Spring, Jefferson, Lonoke and 2 more40 min
Feb 24, 4:26 PM CSTSevere Thunderstorm WarningLZKCleburne, Faulkner, Independence, Van Buren, White49 min
Feb 24, 4:37 PM CSTSevere Thunderstorm WarningLZKFaulkner, Lonoke, Prairie, Pulaski, White, Woodruff38 min
Feb 24, 4:56 PM CSTSevere Thunderstorm WarningLZKArkansas, Jefferson, Lonoke, Monroe, Prairie, Pulaski and 1 more49 min
Feb 24, 5:00 PM CSTTornado WarningLZKLonoke, Prairie30 min
Feb 24, 5:07 PM CSTSevere Thunderstorm WarningLZKIndependence, Jackson, White38 min
Feb 24, 5:11 PM CSTSevere Thunderstorm WarningLZKJackson, Lonoke, Monroe, Prairie, White, Woodruff49 min
Feb 24, 5:41 PM CSTSevere Thunderstorm WarningLZKArkansas, Monroe, Prairie, Woodruff34 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.