Alert archive / Arkansas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 310, NWS Little Rock, AR

July 24, 20154 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jul 24, 2015, 10:48 PM CDT for 4 counties in Arkansas. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 24, 2015, 10:48 PM CDT (03:48 UTC)
Expired
Jul 24, 2015, 11:30 PM CDT
In force
42 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Baxter County, AR, Searcy County, AR, Stone County, AR, Van Buren County, AR

The radar

The Little Rock radar (KLZK), 118 km from the middle of the area, began a volume at 03:49 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.8 hours before the alert went out and 172 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, Springfield, MO at 00:00Z on 2015-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2744 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, Springfield, MO at 00:00Z on 2015-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 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
2744 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1466 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.5
Supercell composite
7.2

Open this sounding in Storm Lab

The text

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

560 
WUUS54 KLZK 250348
SVRLZK
ARC005-129-137-141-250430-
/O.NEW.KLZK.SV.W.0310.150725T0348Z-150725T0430Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1048 PM CDT FRI JUL 24 2015

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN VAN BUREN COUNTY IN NORTH CENTRAL ARKANSAS...
  SOUTHEASTERN SEARCY COUNTY IN NORTH CENTRAL ARKANSAS...
  SOUTHEASTERN BAXTER COUNTY IN NORTH CENTRAL ARKANSAS...
  WESTERN STONE COUNTY IN NORTH CENTRAL ARKANSAS...

* UNTIL 1130 PM CDT

* AT 1047 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR MARSHALL TO NEAR ELBERTA TO 8 MILES NORTHEAST
  OF THOLA TO NEAR BLANCHARD SPRINGS CAMPGROUND...MOVING SOUTH AT 20
  MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  MOUNTAIN VIEW...MARSHALL...KAY...BLANCHARD SPRINGS CAMPGROUND...
  ELBERTA...WATTS...WOOLUM...ROCKY HILL...OLD LEXINGTON...ELBA...
  THOLA...LESLIE...BIG FLAT...ALLISON...ZACH...ALCO...CANAAN...
  RUSHING...OXLEY AND DENNARD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3609 9217 3595 9211 3594 9211 3584 9206
      3569 9228 3562 9253 3566 9277 3596 9270
      3596 9252 3603 9230
TIME...MOT...LOC 0347Z 359DEG 19KT 3588 9267 3588 9253 3594 9230 3601
9219

HAIL...<.75IN
WIND...60MPH
 
$$

44
1 follow-up statement
281 
WWUS54 KLZK 250406
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1106 PM CDT FRI JUL 24 2015

ARC005-250415-
/O.CAN.KLZK.SV.W.0310.000000T0000Z-150725T0430Z/
BAXTER AR-
1106 PM CDT FRI JUL 24 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BAXTER COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED 
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3584 9206 3569 9228 3562 9253 3566 9277
      3589 9272 3598 9232 3597 9231 3602 9216
TIME...MOT...LOC 0405Z 358DEG 21KT 3580 9268 3579 9253 3582 9230 3592
9219

$$

ARC129-137-141-250430-
/O.CON.KLZK.SV.W.0310.000000T0000Z-150725T0430Z/
VAN BUREN AR-SEARCY AR-STONE AR-
1106 PM CDT FRI JUL 24 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT
FOR NORTHERN VAN BUREN...SOUTHEASTERN SEARCY AND SOUTHWESTERN STONE
COUNTIES...

AT 1105 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM KAY TO NEAR ELBERTA TO 8 MILES SOUTHEAST OF THOLA TO
NEAR BLANCHARD SPRINGS CAMPGROUND...MOVING SOUTH AT 25 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
MOUNTAIN VIEW...MARSHALL...KAY...BLANCHARD SPRINGS CAMPGROUND...
ELBERTA...WATTS...WOOLUM...ROCKY HILL...OLD LEXINGTON...ELBA...
THOLA...LESLIE...ALLISON...ALCO...CANAAN...RUSHING...OXLEY...
DENNARD...NEWNATA AND BOTKINBURG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3584 9206 3569 9228 3562 9253 3566 9277
      3589 9272 3598 9232 3597 9231 3602 9216
TIME...MOT...LOC 0405Z 358DEG 21KT 3580 9268 3579 9253 3582 9230 3592
9219

HAIL...<.75IN
WIND...60MPH
 
$$

44

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 9:00 PM CDTSevere Thunderstorm WarningLZKBaxter, Marion45 min
Jul 24, 9:17 PM CDTSevere Thunderstorm WarningLZKMarion28 min
Jul 24, 9:37 PM CDTSpecial Weather StatementLZKMonroe23 min
Jul 24, 9:45 PM CDTSpecial Weather StatementLZKBaxter, Marion45 min
Jul 24, 9:51 PM CDTSpecial Weather StatementLZKBoone24 min
Jul 24, 9:57 PM CDTSpecial Weather StatementLZKPrairie33 min
Jul 24, 9:59 PM CDTSpecial Weather StatementLZKBoone31 min
Jul 24, 10:07 PM CDTSpecial Weather StatementLZKBoone, Marion23 min
Jul 24, 10:19 PM CDTSpecial Weather StatementLZKStone41 min
Jul 24, 10:23 PM CDTSevere Thunderstorm WarningLZKBaxter, Marion, Searcy, Stone52 min
Jul 24, 10:30 PM CDTSpecial Weather StatementLZKMarion, Searcy30 min
Jul 24, 11:34 PM CDTSpecial Weather StatementLZKVan Buren26 min
Jul 25, 12:25 AM CDTSpecial Weather StatementLZKFaulkner35 min
Jul 25, 10:37 AM CDTSpecial Weather StatementLZKDallas23 min
Jul 25, 1:43 PM CDTSpecial Weather StatementLZKHot Spring32 min
Jul 25, 2:19 PM CDTSpecial Weather StatementLZKMontgomery26 min
Jul 25, 2:32 PM CDTSpecial Weather StatementLZKPike28 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2015Every severe thunderstorm warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.