Alert archive / Arkansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 621, NWS Little Rock, AR

June 28, 2011Faulkner County, Pulaski County, Saline County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jun 28, 2011, 9:13 AM CDT for Faulkner County, Pulaski County, Saline County, Arkansas. It was in force for 32 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: Jun 28, 2011, 9:13 AM CDT (14:13 UTC)
Expired: Jun 28, 2011, 9:45 AM CDT
In force: 32 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon

Counties Faulkner County, AR, Pulaski County, AR, Saline County, AR

The radar

The Little Rock radar (KLZK), 7 km from the middle of the area, began a volume at 14:16 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
Jun 28, 9:37 AM CDT	HAIL 0.75	Downtown Little Rock, AR	MUTIPLE REPORTS OF PENNY SIZED HAIL ALONG 30 AND 40 IN THE LITTLE ROCK AREA.

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
Jun 28, 7:06 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 2.2 hours before the alert went out and 213 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: 2921 J/kg
Mixed-layer CIN: -88 J/kg
Mixed-layer LCL: 1168 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.1

Open this sounding in Storm Lab

The text

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

904 
WUUS54 KLZK 281413
SVRLZK
ARC045-119-125-281445-
/O.NEW.KLZK.SV.W.0621.110628T1413Z-110628T1445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
913 AM CDT TUE JUN 28 2011

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN FAULKNER COUNTY IN CENTRAL ARKANSAS...
  PULASKI COUNTY IN CENTRAL ARKANSAS...
  CENTRAL SALINE COUNTY IN CENTRAL ARKANSAS...

* UNTIL 945 AM CDT

* AT 912 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM 4 MILES SOUTH OF VILONIA TO
  NEAR MAUMELLE TO 5 MILES NORTHWEST OF LAKE NORRELL...AND MOVING
  SOUTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WEST LITTLE ROCK...   SW LITTLE ROCK...     SHERWOOD...
  N LITTLE ROCK ARPT... NORTH LITTLE ROCK...  MAUMELLE...
  LITTLE ROCK AFB...    LAKE MAUMELLE...      JACKSONVILLE...
  DWNTWN LITTLE ROCK... LITTLE ROCK ARPT...   VILONIA...
  SYLVAN HILLS...       ROLAND...             PROTHRO JUNCTION...
  PINNACLE MTN...       OTTER CREEK...        OLMSTEAD...

THIS INCLUDES INTERSTATE 30 BETWEEN MILE MARKERS 124 AND 142.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 134 AND 157.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3468 9226 3457 9270 3479 9280 3496 9245
      3518 9220 3506 9212 3502 9212 3502 9209
      3498 9207 3491 9207
TIME...MOT...LOC 1413Z 328DEG 20KT 3502 9221 3486 9239
          3475 9272

$$

227

1 follow-up statement

086 
WWUS54 KLZK 281445
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
945 AM CDT TUE JUN 28 2011

ARC045-119-125-281455-
/O.EXP.KLZK.SV.W.0621.000000T0000Z-110628T1445Z/
SALINE AR-PULASKI AR-FAULKNER AR-
945 AM CDT TUE JUN 28 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FAULKNER...
PULASKI AND CENTRAL SALINE COUNTIES HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY.

ALTHOUGH THE STORM HAS ALREADY WEAKENED...DELAYED REPORTS WILL BE 
POSSIBLE WITH THIS STORM.

LAT...LON 3468 9226 3457 9270 3479 9280 3496 9245
      3518 9220 3506 9212 3502 9212 3502 9209
      3498 9207 3491 9207
TIME...MOT...LOC 1445Z 328DEG 20KT 3486 9211 3470 9229
          3459 9262

$$

227

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 28, 3:19 AM CDT	Heat Advisory	LZK	Arkansas, Bradley, Calhoun, Clark, Cleveland, Conway and 16 more	7 hr
Jun 28, 5:03 AM CDT	Special Weather Statement	LZK	Fulton	47 min
Jun 28, 5:07 AM CDT	Severe Thunderstorm Warning	LZK	Boone	38 min
Jun 28, 5:13 AM CDT	Special Weather Statement	LZK	Marion	47 min
Jun 28, 5:20 AM CDT	Severe Thunderstorm Warning	LZK	Fulton, Sharp	25 min
Jun 28, 5:23 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Fulton, Izard, Marion, Stone	37 min
Jun 28, 5:42 AM CDT	Severe Thunderstorm Warning	LZK	Boone, Marion, Newton, Searcy	33 min
Jun 28, 5:45 AM CDT	Severe Thunderstorm Warning	LZK	Fulton, Izard, Sharp	45 min
Jun 28, 5:58 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Izard, Marion, Searcy, Stone	32 min
Jun 28, 6:14 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Marion, Newton, Searcy, Stone	46 min
Jun 28, 6:17 AM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Independence, Stone	28 min
Jun 28, 6:18 AM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson, Sharp	42 min
Jun 28, 6:28 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Cleburne, Izard, Stone, Van Buren	47 min
Jun 28, 7:02 AM CDT	Severe Thunderstorm Warning	LZK	Jackson, White, Woodruff	28 min
Jun 28, 7:05 AM CDT	Severe Thunderstorm Warning	LZK	Searcy, Van Buren	25 min
Jun 28, 7:25 AM CDT	Severe Thunderstorm Warning	LZK	Newton, Pope, Searcy, Van Buren	35 min
Jun 28, 7:26 AM CDT	Severe Thunderstorm Warning	LZK	Monroe, Prairie, White, Woodruff	34 min
Jun 28, 7:33 AM CDT	Special Weather Statement	LZK	Faulkner	47 min
Jun 28, 7:36 AM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Van Buren, White	24 min
Jun 28, 7:42 AM CDT	Special Weather Statement	LZK	Lonoke	43 min
Jun 28, 7:50 AM CDT	Special Weather Statement	LZK	Cleburne, Izard, Stone, Van Buren	60 min
Jun 28, 7:50 AM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie	25 min
Jun 28, 7:58 AM CDT	Special Weather Statement	LZK	Pope	62 min
Jun 28, 8:02 AM CDT	Severe Thunderstorm Warning	LZK	Conway, Pope	28 min
Jun 28, 8:04 AM CDT	Special Weather Statement	LZK	Yell	46 min
Jun 28, 8:24 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Prairie	26 min
Jun 28, 8:26 AM CDT	Severe Thunderstorm Warning	LZK	Conway, Perry, Pope, Pulaski, Yell	34 min
Jun 28, 8:42 AM CDT	Special Weather Statement	LZK	Montgomery	43 min
Jun 28, 8:47 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Perry, Saline	28 min
Jun 28, 8:57 AM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Perry, Pulaski, Saline	33 min
Jun 28, 9:46 AM CDT	Special Weather Statement	LZK	Pulaski, Saline	44 min
Jun 28, 9:49 AM CDT	Special Weather Statement	LZK	Grant	46 min
Jun 28, 10:02 AM CDT	Special Weather Statement	LZK	Garland	48 min
Jun 28, 10:08 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery, Perry, Saline, Yell	26 min
Jun 28, 10:23 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Saline	37 min
Jun 28, 10:31 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring, Saline	44 min
Jun 28, 10:38 AM CDT	Special Weather Statement	LZK	Grant, Jefferson	47 min
Jun 28, 10:54 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery, Scott	51 min
Jun 28, 11:11 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring, Saline	34 min
Jun 28, 11:22 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring, Montgomery	38 min
Jun 28, 11:30 AM CDT	Special Weather Statement	LZK	Grant	30 min
Jun 28, 11:31 AM CDT	Special Weather Statement	LZK	Johnson, Pope	44 min
Jun 28, 11:35 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring	25 min
Jun 28, 11:56 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Hot Spring	34 min
Jun 28, 11:56 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Hot Spring, Montgomery, Pike	49 min
Jun 28, 12:09 PM CDT	Special Weather Statement	LZK	Garland	46 min
Jun 28, 12:12 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Perry, Yell	33 min
Jun 28, 12:14 PM CDT	Special Weather Statement	LZK	Johnson, Pope	46 min
Jun 28, 12:17 PM CDT	Special Weather Statement	LZK	Prairie	43 min
Jun 28, 12:22 PM CDT	Special Weather Statement	LZK	Dallas, Hot Spring	43 min
Jun 28, 12:29 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring, Perry, Saline	31 min
Jun 28, 1:30 PM CDT	Special Weather Statement	LZK	Conway	30 min
Jun 28, 3:22 PM CDT	Special Weather Statement	LZK	Polk	28 min
Jun 28, 4:17 PM CDT	Special Weather Statement	LZK	Montgomery	28 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.