Alert archive / Arkansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 252, NWS Little Rock, AR

April 25, 201110 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 25, 2011, 8:15 PM CDT for 10 counties in Arkansas. 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 25, 2011, 8:15 PM CDT (01:15 UTC)
Expired: Apr 25, 2011, 9:00 PM CDT
In force: 45 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon

Counties Cleburne County, AR, Faulkner County, AR, Independence County, AR, Jackson County, AR, Lonoke County, AR, Prairie County, AR, Pulaski County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR

The radar

The Little Rock radar (KLZK), 55 km from the middle of the area, began a volume at 01:15 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

Time	Report	Where	Remark
Apr 25, 8:25 PM CDT	TSTM WND DMG	Beebe, AR	TREES AND POWER LINES WERE BLOWN DOWN.
Apr 25, 8:39 PM CDT	TSTM WND GST 51	Searcy, AR

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.

Issued	Product	Office	Lasted
Apr 25, 3:22 PM CDT	Tornado Watch PDS	SPC	8 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 1.3 hours before the alert went out and 177 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1507 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 914 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 388 m²/s²
0-3 km storm-relative helicity: 511 m²/s²
Significant tornado parameter: 4.0
Supercell composite: 19.6

Open this sounding in Storm Lab

The text

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

780 
WUUS54 KLZK 260115
SVRLZK
ARC023-045-063-067-085-117-119-141-145-147-260200-
/O.NEW.KLZK.SV.W.0252.110426T0115Z-110426T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
815 PM CDT MON APR 25 2011

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLEBURNE COUNTY IN NORTH CENTRAL ARKANSAS...
  EASTERN FAULKNER COUNTY IN CENTRAL ARKANSAS...
  SOUTHERN INDEPENDENCE COUNTY IN NORTH CENTRAL ARKANSAS...
  WEST CENTRAL JACKSON COUNTY IN EASTERN ARKANSAS...
  NORTHERN LONOKE COUNTY IN CENTRAL ARKANSAS...
  NORTHERN PRAIRIE COUNTY IN CENTRAL ARKANSAS...
  NORTHEASTERN PULASKI COUNTY IN CENTRAL ARKANSAS...
  SOUTHEASTERN VAN BUREN COUNTY IN NORTH CENTRAL ARKANSAS...
  WHITE COUNTY IN CENTRAL ARKANSAS...
  WESTERN WOODRUFF COUNTY IN EASTERN ARKANSAS...

* UNTIL 900 PM CDT

* AT 810 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM 3 MILES SOUTHWEST OF GREERS FERRY LAKE TO 4 MILES NORTHWEST OF
  OLMSTEAD...AND MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SEARCY...             LITTLE ROCK AFB...    HEBER SPRINGS...
  GREERS FERRY LAKE...  CABOT...              AUGUSTA...
  WEST POINT...         WARD...               VILONIA...
  THURMAN...            SYLVANIA...           STEPROCK...
  RUSSELL...            ROSE BUD...           QUITMAN...
  PRYOR...              PLEASANT PLAINS...    PARNELL...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT MONDAY EVENING
FOR ARKANSAS.

LAT...LON 3489 9137 3492 9227 3524 9238 3558 9232
      3564 9131
TIME...MOT...LOC 0115Z 271DEG 46KT 3549 9208 3499 9217

$$

225

2 follow-up statements

990 
WWUS54 KLZK 260140
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
840 PM CDT MON APR 25 2011

ARC045-119-141-260150-
/O.CAN.KLZK.SV.W.0252.000000T0000Z-110426T0200Z/
PULASKI AR-FAULKNER AR-VAN BUREN AR-
840 PM CDT MON APR 25 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN VAN BUREN...
EASTERN FAULKNER AND NORTHEASTERN PULASKI COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3489 9137 3494 9194 3525 9211 3559 9207
      3564 9131
TIME...MOT...LOC 0140Z 271DEG 46KT 3548 9169 3498 9178

$$

ARC023-063-067-085-117-145-147-260200-
/O.CON.KLZK.SV.W.0252.000000T0000Z-110426T0200Z/
JACKSON AR-INDEPENDENCE AR-LONOKE AR-PRAIRIE AR-WOODRUFF AR-WHITE AR-
CLEBURNE AR-
840 PM CDT MON APR 25 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
CLEBURNE...WHITE...NORTHWESTERN WOODRUFF...NORTHERN PRAIRIE...NORTH
CENTRAL LONOKE...SOUTHERN INDEPENDENCE AND WEST CENTRAL JACKSON
COUNTIES UNTIL 900 PM CDT...

AT 838 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 4 MILES NORTHWEST OF STEPROCK TO NEAR THURMAN...MOVING
EAST AT 55 MPH.

* LOCATIONS IN THE PATH OF THIS LINE OF SEVERE THUNDERSTORMS
INCLUDE...
  SEARCY...             HEBER SPRINGS...      AUGUSTA...
  WEST POINT...         WARD...               THURMAN...
  SYLVANIA...           STEPROCK...           RUSSELL...
  ROSE BUD...           PRYOR...              PLEASANT PLAINS...
  PANGBURN...           OLD AUSTIN...         OIL TROUGH...
  MCRAE...              KENSETT...            JUDSONIA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 3489 9137 3494 9194 3525 9211 3559 9207
      3564 9131
TIME...MOT...LOC 0140Z 271DEG 46KT 3548 9169 3498 9178

$$

225

783 
WWUS54 KLZK 260154
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
854 PM CDT MON APR 25 2011

ARC085-260204-
/O.CAN.KLZK.SV.W.0252.000000T0000Z-110426T0200Z/
LONOKE AR-
854 PM CDT MON APR 25 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL LONOKE COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3489 9137 3491 9158 3537 9191 3560 9186
      3564 9131
TIME...MOT...LOC 0154Z 271DEG 46KT 3547 9147 3497 9156

$$

ARC023-063-067-117-145-147-260200-
/O.CON.KLZK.SV.W.0252.000000T0000Z-110426T0200Z/
JACKSON AR-INDEPENDENCE AR-PRAIRIE AR-WOODRUFF AR-WHITE AR-
CLEBURNE AR-
854 PM CDT MON APR 25 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
CLEBURNE...EASTERN WHITE...NORTHWESTERN WOODRUFF...NORTHEASTERN
PRAIRIE...SOUTHERN INDEPENDENCE AND WEST CENTRAL JACKSON COUNTIES
UNTIL 900 PM CDT...

AT 851 PM CDT...A LINE OF SEVERE THUNDERSTORMS WERE  REPORTED...
PRODUCING  DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 8 MILES NORTH OF RUSSELL TO 6
MILES WEST OF DES ARC...MOVING EAST AT 55 MPH.

* LOCATIONS IN THE PATH OF THIS LINE OF SEVERE THUNDERSTORMS
INCLUDE...
  SEARCY...             AUGUSTA...            WEST POINT...
  STEPROCK...           RUSSELL...            PRYOR...
  PLEASANT PLAINS...    PANGBURN...           KENSETT...
  JUDSONIA...           HURRICANE LAKE WMA... HIGGINSON...
  GEORGETOWN...         DES ARC...            CROSBY...
  BALD KNOB...          WORDEN...             WALKER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 3489 9137 3491 9158 3537 9191 3560 9186
      3564 9131
TIME...MOT...LOC 0154Z 271DEG 46KT 3547 9147 3497 9156

$$

225

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 25, 7:01 PM CDT	Tornado Warning	LZK	Cleburne, Conway, Faulkner, Perry, Van Buren	44 min
Apr 25, 7:03 PM CDT	Tornado Warning	LZK	Garland, Hot Spring, Perry, Saline	27 min
Apr 25, 7:15 PM CDT	Flash Flood Warning	LZK	Cleburne, Conway, Faulkner, Johnson, Logan, Lonoke and 9 more	105 min
Apr 25, 7:20 PM CDT	Tornado Warning Emergency	LZK	Cleburne, Faulkner, Lonoke, White	40 min
Apr 25, 7:25 PM CDT	Tornado Warning	LZK	Conway, Faulkner, Perry, Pulaski, Saline	35 min
Apr 25, 7:26 PM CDT	Severe Thunderstorm Warning	LZK	Dallas, Faulkner, Grant, Hot Spring, Jefferson, Lonoke and 5 more	49 min
Apr 25, 7:27 PM CDT	Tornado Warning	LZK	Faulkner, Lonoke, Pulaski, White	48 min
Apr 25, 7:40 PM CDT	Tornado Warning	LZK	Cleburne, Conway, Faulkner, Perry, Van Buren	39 min
Apr 25, 7:47 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Calhoun, Cleveland, Dallas, Grant, Jefferson and 2 more	43 min
Apr 25, 7:47 PM CDT	Tornado Warning	LZK	Cleburne, White	43 min
Apr 25, 7:52 PM CDT	Flash Flood Warning	LZK	Baxter, Cleburne, Fulton, Independence, Izard, Jackson and 6 more	3 hr
Apr 25, 7:54 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Ouachita	51 min
Apr 25, 7:58 PM CDT	Flash Flood Warning	LZK	Dallas, Grant, Hot Spring, Jefferson, Lonoke, Pulaski and 1 more	3 hr
Apr 25, 7:58 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Faulkner, Jefferson, Lonoke, Monroe, Prairie and 2 more	47 min
Apr 25, 8:01 PM CDT	Flash Flood Warning	LZK	Faulkner, Independence, Jackson, Lonoke, Prairie, Pulaski and 2 more	3 hr
Apr 25, 8:04 PM CDT	Tornado Warning	LZK	Lonoke, Prairie	26 min
Apr 25, 8:08 PM CDT	Flash Flood Warning	LZK	Arkansas, Cleveland, Desha, Grant, Jefferson, Lincoln and 4 more	3 hr
Apr 25, 8:09 PM CDT	Tornado Warning	LZK	Lonoke, White	44 min
Apr 25, 8:20 PM CDT	Tornado Warning	LZK	Independence, Jackson, White	40 min
Apr 25, 8:21 PM CDT	Tornado Warning	LZK	Prairie, White, Woodruff	39 min
Apr 25, 8:24 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Bradley, Calhoun, Cleveland, Dallas, Desha and 4 more	51 min
Apr 25, 8:26 PM CDT	Flash Flood Warning	LZK	Cleburne, Conway, Faulkner, Garland, Hot Spring, Lonoke and 8 more	3 hr
Apr 25, 8:32 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe, Prairie, White, Woodruff	43 min
Apr 25, 8:33 PM CDT	Tornado Warning	LZK	Lonoke, Prairie, White	27 min
Apr 25, 8:35 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Drew, Ouachita	40 min
Apr 25, 8:38 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Jefferson, Lonoke, Monroe, Prairie	52 min
Apr 25, 8:43 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson, White, Woodruff	47 min
Apr 25, 8:44 PM CDT	Tornado Warning	LZK	Jackson, White, Woodruff	46 min
Apr 25, 8:52 PM CDT	Flash Flood Warning	LZK	Bradley, Calhoun, Clark, Cleveland, Dallas, Garland and 7 more	3 hr
Apr 25, 8:54 PM CDT	Flash Flood Warning	LZK	Baxter, Boone, Johnson, Logan, Marion, Newton and 5 more	3 hr
Apr 25, 8:57 PM CDT	Flash Flood Warning	LZK	Baxter, Cleburne, Fulton, Independence, Izard, Jackson and 5 more	3 hr
Apr 25, 9:03 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Bradley, Cleveland, Desha, Drew, Jefferson and 1 more	42 min
Apr 25, 9:04 PM CDT	Tornado Warning	LZK	Jackson, Woodruff	26 min
Apr 25, 9:06 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Drew, Ouachita	39 min
Apr 25, 9:07 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe, Prairie, Woodruff	38 min
Apr 25, 9:23 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe	52 min
Apr 25, 9:36 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha, Drew, Lincoln	39 min
Apr 25, 9:37 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Desha, Drew	53 min
Apr 25, 9:48 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Desha, Drew, Lincoln	42 min
Apr 25, 10:09 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha	51 min
Apr 25, 10:13 PM CDT	Flash Flood Warning	LZK	Hot Spring	107 min
Apr 25, 10:22 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha, Drew	53 min
Apr 25, 10:41 PM CDT	River Flood Advisory	LZK	Clark, Hot Spring	36 hr
Apr 25, 10:41 PM CDT	River Flood Advisory	LZK	Clark, Nevada, Ouachita	36 hr
Apr 25, 10:51 PM CDT	Flash Flood Warning	LZK	Cleveland, Dallas, Faulkner, Grant, Hot Spring, Independence and 8 more	4 hr
Apr 25, 10:54 PM CDT	Flash Flood Warning	LZK	Arkansas, Cleveland, Dallas, Desha, Drew, Grant and 6 more	4 hr
Apr 25, 11:16 PM CDT	Areal Flood Warning	LZK	Cleburne, Conway, Faulkner, Garland, Hot Spring, Lonoke and 9 more	3 hr
Apr 25, 11:22 PM CDT	River Flood Advisory	LZK	Ashley, Bradley, Cleveland, Drew	36 hr
Apr 25, 11:33 PM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Clark, Cleveland, Dallas, Grant, Ouachita	42 min
Apr 25, 11:57 PM CDT	Areal Flood Warning	LZK	Baxter, Boone, Johnson, Logan, Marion, Newton and 5 more	4 hr
Apr 26, 12:00 AM CDT	Areal Flood Warning	LZK	Baxter, Cleburne, Fulton, Independence, Izard, Jackson and 5 more	3 hr
Apr 26, 12:03 AM CDT	Areal Flood Warning	LZK	Bradley, Calhoun, Clark, Cleveland, Dallas, Garland and 7 more	3 hr
Apr 26, 12:09 AM CDT	Special Weather Statement	LZK	Cleveland, Dallas, Grant	46 min
Apr 26, 12:19 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Cleveland, Desha, Jefferson, Lincoln	41 min
Apr 26, 12:20 AM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Clark, Cleveland, Dallas, Grant, Ouachita	40 min
Apr 26, 12:21 AM CDT	Flash Flood Warning	LZK	Hot Spring	3 hr
Apr 26, 12:37 AM CDT	Flash Flood Warning	LZK	Calhoun, Clark, Cleveland, Dallas, Grant, Hot Spring and 1 more	3 hr
Apr 26, 12:54 AM CDT	Special Weather Statement	LZK	Dallas	46 min
Apr 26, 12:56 AM CDT	Special Weather Statement	LZK	Arkansas, Jefferson	44 min
Apr 26, 1:09 AM CDT	River Flood Warning	LZK	Pope, Yell	55 hr
Apr 26, 1:09 AM CDT	River Flood Warning	LZK	Faulkner, Perry	4 days
Apr 26, 1:21 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Jefferson	39 min
Apr 26, 1:25 AM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Dallas, Ouachita	50 min
Apr 26, 1:26 AM CDT	Flash Flood Warning	LZK	Hot Spring	3 hr
Apr 26, 2:09 AM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Drew, Lincoln	51 min
Apr 26, 2:41 AM CDT	Tornado Warning	LZK	Desha, Drew, Lincoln	34 min
Apr 26, 2:56 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha, Drew, Lincoln	49 min
Apr 26, 3:06 AM CDT	Severe Thunderstorm Warning	LZK	Cleveland	24 min
Apr 26, 3:25 AM CDT	Flash Flood Warning	LZK	Arkansas, Cleveland, Dallas, Desha, Jefferson, Lincoln and 1 more	3 hr
Apr 26, 4:25 AM CDT	Flash Flood Warning	LZK	Hot Spring	3 hr
Apr 26, 6:27 AM CDT	River Flood Warning	LZK	Clark, Hot Spring	39 hr
Apr 26, 7:09 AM CDT	Flash Flood Warning	LZK	Hot Spring	3 hr
Apr 26, 9:52 AM CDT	River Flood Warning	LZK	Jefferson, Lincoln	5 days
Apr 26, 9:52 AM CDT	River Flood Warning	LZK	Ashley, Bradley, Cleveland, Drew	14 days
Apr 26, 10:11 AM CDT	River Flood Warning	LZK	Arkansas, Desha, Lincoln	4 days
Apr 26, 2:49 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Jefferson, Lonoke, Monroe, Prairie	41 min
Apr 26, 3:05 PM CDT	Severe Thunderstorm Warning	LZK	Monroe, Prairie, Woodruff	40 min
Apr 26, 3:17 PM CDT	Special Weather Statement	LZK	Clark, Hot Spring	43 min
Apr 26, 3:19 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Dallas, Ouachita	41 min
Apr 26, 3:21 PM CDT	Special Weather Statement	LZK	Calhoun	44 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2011 Every severe thunderstorm warning 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.