Alert archive / Arkansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 310, NWS Little Rock, AR

August 6, 2012Garland County, Hot Spring County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Aug 6, 2012, 2:30 PM CDT for Garland County, Hot Spring County, Arkansas. It was in force for 45 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
Aug 6, 2012, 2:30 PM CDT (19:30 UTC)
Expired
Aug 6, 2012, 3:15 PM CDT
In force
45 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

Counties Garland County, AR, Hot Spring County, AR

The radar

The Little Rock radar (KLZK), 80 km from the middle of the area, began a volume at 19:30 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
Aug 6, 3:10 PM CDTTSTM WND DMG1 W Harp, ARLARGE TREE LIMBS REPORTED DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Shreveport, LA (KBAD), launched 12:00Z, 7.5 hours before the alert went out and 222 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, Shreveport, LA at 12:00Z on 2012-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 554 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, Shreveport, LA at 12:00Z on 2012-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.1939Sfc1 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
554 J/kg
Mixed-layer CIN
-202 J/kg
Mixed-layer LCL
1113 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

718 
WUUS54 KLZK 061930
SVRLZK
ARC051-059-062015-
/O.NEW.KLZK.SV.W.0310.120806T1930Z-120806T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
230 PM CDT MON AUG 6 2012

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN GARLAND COUNTY IN CENTRAL ARKANSAS...
  EASTERN HOT SPRING COUNTY IN SOUTHWEST ARKANSAS...

* UNTIL 315 PM CDT

* AT 225 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  LAKE CATHERINE...OR 7 MILES NORTHWEST OF MALVERN...AND MOVING SOUTH
  AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MALVERN...            ROCKPORT...           LAKE CATHERINE...
  WILSON SPRINGS...     RED OAK...            MIDWAY...
  MAGNET COVE...        DE ROCHE...           CENTRAL...
  TIGRE BAY...          SOCIAL HILL...        SLUNGER BAY...
  SHOREWOOD HILLS...    SHINN MTN...          SAGINAW...
  LAKE CATHERINE SP...  JONES MILL...         EBENEZER...

THIS INCLUDES INTERSTATE 30 BETWEEN MILE MARKERS 85 AND 100.

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 3423 9278 3426 9307 3449 9300 3448 9280
TIME...MOT...LOC 1930Z 005DEG 8KT 3441 9292

$$

224
1 follow-up statement
273 
WWUS54 KLZK 061948
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
248 PM CDT MON AUG 6 2012

ARC051-059-062015-
/O.CON.KLZK.SV.W.0310.000000T0000Z-120806T2015Z/
GARLAND AR-HOT SPRING AR-
248 PM CDT MON AUG 6 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL HOT
SPRING AND SOUTHEASTERN GARLAND COUNTIES UNTIL 315 PM CDT...

AT 247 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 5 MILES SOUTH OF LAKE CATHERINE...OR 6 MILES WEST OF
MALVERN...MOVING SOUTH AT 10 MPH.

* LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM INCLUDE...
  MALVERN...            ROCKPORT...           LAKE CATHERINE...
  MIDWAY...             CENTRAL...            SOCIAL HILL...
  SLUNGER BAY...        SHOREWOOD HILLS...    SHINN MTN...
  SAGINAW...            LAKE CATHERINE SP...  JONES MILL...
  EBENEZER...           DIAMONDHEAD...        BUTTERFIELD...
  ABCO...

THIS INCLUDES INTERSTATE 30 BETWEEN MILE MARKERS 85 AND 99.

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 3445 9299 3444 9282 3423 9278 3426 9307
TIME...MOT...LOC 1949Z 005DEG 8KT 3437 9292

$$

224

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 1:01 PM CDTSpecial Weather StatementLZKSaline29 min
Aug 6, 1:26 PM CDTSpecial Weather StatementLZKGarland29 min
Aug 6, 1:30 PM CDTSpecial Weather StatementLZKSaline30 min
Aug 6, 1:39 PM CDTSevere Thunderstorm WarningLZKPerry, Saline22 min
Aug 6, 1:42 PM CDTSpecial Weather StatementLZKHot Spring43 min
Aug 6, 1:45 PM CDTSpecial Weather StatementLZKDrew45 min
Aug 6, 1:53 PM CDTSpecial Weather StatementLZKClark32 min
Aug 6, 2:17 PM CDTSevere Thunderstorm WarningLZKClark, Dallas43 min
Aug 6, 2:23 PM CDTSevere Thunderstorm WarningLZKPulaski, Saline24 min
Aug 6, 2:46 PM CDTSpecial Weather StatementLZKDesha44 min
Aug 6, 3:03 PM CDTSevere Thunderstorm WarningLZKMontgomery, Pike27 min
Aug 6, 3:08 PM CDTSpecial Weather StatementLZKBradley47 min
Aug 6, 3:15 PM CDTSpecial Weather StatementLZKHot Spring30 min
Aug 6, 3:16 PM CDTSpecial Weather StatementLZKLincoln29 min
Aug 6, 3:23 PM CDTSpecial Weather StatementLZKClark32 min
Aug 6, 3:25 PM CDTSevere Thunderstorm WarningLZKClark, Garland, Hot Spring28 min
Aug 6, 3:36 PM CDTSevere Thunderstorm WarningLZKBradley, Drew39 min
Aug 6, 3:44 PM CDTSpecial Weather StatementLZKGrant31 min
Aug 6, 3:50 PM CDTSevere Thunderstorm WarningLZKBradley, Cleveland, Drew40 min
Aug 6, 3:57 PM CDTSevere Thunderstorm WarningLZKCleveland, Grant, Jefferson48 min
Aug 6, 4:01 PM CDTSpecial Weather StatementLZKMontgomery29 min
Aug 6, 4:02 PM CDTSevere Thunderstorm WarningLZKClark, Pike28 min
Aug 6, 4:10 PM CDTSevere Thunderstorm WarningLZKBradley33 min
Aug 6, 4:40 PM CDTSevere Thunderstorm WarningLZKCleveland, Lincoln20 min
Aug 6, 4:55 PM CDTSpecial Weather StatementLZKYell30 min
Aug 6, 4:59 PM CDTSpecial Weather StatementLZKCleveland46 min
Aug 6, 5:03 PM CDTSevere Thunderstorm WarningLZKMontgomery, Scott, Yell27 min
Aug 6, 5:27 PM CDTSpecial Weather StatementLZKPolk28 min
Aug 6, 5:35 PM CDTSevere Thunderstorm WarningLZKMontgomery, Polk25 min
Aug 6, 5:48 PM CDTSevere Thunderstorm WarningLZKPolk27 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2012Every severe thunderstorm warning in 2012

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.