Alert archive / Arkansas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 101, NWS Little Rock, AR

May 1, 2016Clark County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at May 1, 2016, 12:11 AM CDT for Clark County, Arkansas. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 1, 2016, 12:11 AM CDT (05:11 UTC)
Expired: May 1, 2016, 12:45 AM CDT
In force: 34 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Clark County, AR

The radar

The Little Rock radar (KLZK), 121 km from the middle of the area, began a volume at 05:15 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.

The nearest sounding before it

Shreveport, LA (KBAD), launched 00:00Z, 5.2 hours before the alert went out and 183 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: 1801 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1141 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 44 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

As transmitted.

822 
WUUS54 KLZK 010511
SVRLZK
ARC019-010545-
/O.NEW.KLZK.SV.W.0101.160501T0511Z-160501T0545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1211 AM CDT SUN MAY 1 2016

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN CLARK COUNTY IN SOUTHWESTERN ARKANSAS...

* UNTIL 1245 AM CDT

* AT 1211 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER GURDON...OR
  14 MILES NORTHEAST OF PRESCOTT...MOVING EAST AT 25 MPH.

  HAZARD...QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* LOCATIONS IMPACTED INCLUDE...
  GURDON...              WHELEN SPRINGS...      BEIRNE...
  RICHWOODS...           VADEN...               CURTIS...
  GRIFFITHTOWN...        BURTSELL...            

THIS INCLUDES INTERSTATE 30 BETWEEN MILE MARKERS 55 AND 66.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3384 9328 3400 9330 3408 9295 3399 9294
      3397 9296 3397 9294 3383 9291
TIME...MOT...LOC 0511Z 262DEG 22KT 3392 9319 

HAIL...1.00IN
WIND...<50MPH
 
$$

64

1 follow-up statement

908 
WWUS54 KLZK 010529
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1229 AM CDT SUN MAY 1 2016

ARC019-010545-
/O.CON.KLZK.SV.W.0101.000000T0000Z-160501T0545Z/
CLARK AR-
1229 AM CDT SUN MAY 1 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR SOUTHEASTERN CLARK COUNTY...

AT 1228 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED 2 MILES NORTHEAST
OF GURDON...OR 13 MILES SOUTH OF ARKADELPHIA...MOVING EAST AT 30 MPH.

HAZARD...HALF DOLLAR SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

LOCATIONS IMPACTED INCLUDE...
GURDON...              CURTIS...              GRIFFITHTOWN...
VADEN...               

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3386 9314 3398 9317 3406 9295 3399 9294
      3397 9296 3397 9294 3385 9292
TIME...MOT...LOC 0528Z 262DEG 22KT 3394 9306 

HAIL...1.25IN
WIND...<50MPH
 
$$

46

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 30, 2:55 PM CDT, 9 hours 16 minutes earlier.

Area forecast discussion, Apr 30, 2:55 PM CDT, 9 hours 16 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
255 PM CDT SAT APR 30 2016

.SHORT TERM...TONIGHT THROUGH MONDAY NIGHT

LAST OF THE RAIN MOVED OUT OF ERN AR ARND MIDDAY. CANOPY OF MID AND
HIGH LVL CLOUDS CONTD WORKING EWD OUT OF THE FA THIS AFTN...YIELDING
A GOOD BIT OF SUNSHINE. THIS HAS ALLOWED SOME DESTABILIZATION ACRS
WRN AR THIS AFTN JUST AHEAD OF A CDFNT IN THE VCNTY OF THE AR/OK
BRDR. LATEST DATA SUGGEST SBCAPES OF 1500-2000 J/KG AHEAD OF THE FNT
OVR THE WRN HALF OF OUR FA.

HI RES MODEL DATA CONTS TO INDC THAT SCTD CONVECTION WL DVLP AHEAD
OF THE FNTL BNDRY LATE THIS AFTN OVR WRN AR. ANY STORMS THAT CAN GET
BETTER ORGANIZED LATE THIS AFTN WL HAVE THE POTENTIAL TO PRODUCE
LARGE HAIL AND LOCALIZED DAMAGING WIND GUSTS...ESP WHERE AFTN
HEATING HAS BEEN MAXIMIZED.

THE ACTIVITY WL THEN TRANSLATE GRADUALLY EWD INTO THE CNTRL/ERN PART
OF THE STATE LATER THIS EVENING. CURRENT INDICATIONS ARE THAT THE
CONVECTION WL DIMINISH IN INTENSITY/COVERAGE LATER TNGT WITH THE
LOSS OF DAYTIME HEATING.

THE AFOREMENTIONED FNTL BNDRY WL SHIFT JUST SE OF AR BY SUN BEFORE
STALLING OUT. EXPECT MAINLY DRY CONDS IN MOST AREAS...WITH JUST A
SLGT CHC OF SHRA/TSRA OVR FAR SERN AR. RAIN CHCS WL RETURN TO THE FA
FM THE SW SUN NGT AS A NEW STORM SYS FORMS OVR TX...ALONG THE
STALLED FNT. GOOD RAIN CHCS WL CONT ON MON...BUT WL SEE A GRADUAL
DCRS IN POPS FM THE NW MON AFTN AS THE LOW PRES TRACKS E OF AR. HIGH
PRES WL BRING DRIER CONDS TO THE REGION STARTING MON NGT.
&&

.LONG TERM...TUESDAY THROUGH SATURDAY

AN UPPER RIDGE IS EXPECTED OVER THE ROCKIES TO BEGIN THE LONG TERM
PERIOD WITH AN UPPER TROUGH OVER THE EASTERN U.S. AN UPPER LOW WILL
DROP THROUGH THE GREAT LAKES WEDNESDAY AND THURSDAY. THE UPPER RIDGE
WILL THEN MOVE INTO THE PLAINS FOR FRIDAY AND SATURDAY.

OVERALL IT LOOKS TO BE DRY THROUGH THE EXTENDED PERIOD. THE AXIS OF
THE UPPER RIDGE IS EXPECTED TO BE OVER ARKANSAS BY SATURDAY NIGHT. A
PROLONGED PERIOD OF NORTHWEST FLOW WILL BE OVER ARKANSAS UNTIL THIS
RIDGE MOVES OVER THE STATE. EXPECT HIGHS IN THE 70S AND LOWS IN THE
40S AND 50S.
&&

.LZK WATCHES/WARNINGS/ADVISORIES...NONE.
&&

SHORT TERM...44 / LONG TERM...51

Hazardous weather outlook, Apr 30, 2:55 PM CDT, 9 hours 16 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
255 PM CDT SAT APR 30 2016

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-011000-
BOONE-MARION-BAXTER-FULTON-SHARP-NEWTON-SEARCY-STONE-IZARD-
INDEPENDENCE-JOHNSON-POPE-VAN BUREN-CLEBURNE-JACKSON-LOGAN-CONWAY-
FAULKNER-WHITE-WOODRUFF-SCOTT-YELL-PERRY-POLK-MONTGOMERY-GARLAND-
SALINE-PULASKI-LONOKE-PRAIRIE-MONROE-PIKE-CLARK-HOT SPRING-GRANT-
JEFFERSON-ARKANSAS-DALLAS-CLEVELAND-LINCOLN-DESHA-OUACHITA-
CALHOUN-BRADLEY-DREW-
255 PM CDT SAT APR 30 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS.

.DAY ONE...TODAY AND TONIGHT

LATE THIS AFTERNOON AND EVENING ADDITIONAL THUNDERSTORMS ARE
EXPECTED TO DEVELOP ACROSS PORTIONS OF CENTRAL ARKANSAS...THOUGH
THESE WILL BE SOMEWHAT ISOLATED TO SCATTERED IN NATURE. THE
ATMOSPHERE WILL SUPPORT SOME STRONG TO SEVERE STORMS AND THE MAIN
THREAT WILL BE LARGE HAIL.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NO HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

&&

VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV/LZK.

51

In the hours before

Local storm report, Apr 30, 9:00 PM CDT, 3 hours 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
900 PM CDT SAT APR 30 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0655 PM     HAIL             ATKINS                  35.24N 92.95W
04/30/2016  E1.25 INCH       POPE               AR   SOCIAL MEDIA

&&

JHOOD

Local storm report, Apr 30, 9:25 PM CDT, 2 hours 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
925 PM CDT SAT APR 30 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0915 PM     HAIL             CHEROKEE VILLAGE        36.29N 91.57W
04/30/2016  E1.00 INCH       FULTON             AR   PUBLIC

&&

JHOOD

Local storm report, Apr 30, 9:32 PM CDT, 2 hours 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
932 PM CDT SAT APR 30 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0920 PM     HAIL             MOUNTAIN HOME           36.34N 92.38W
04/30/2016  E0.50 INCH       BAXTER             AR   AMATEUR RADIO

            HALF INCH DIAMETER HAIL FELL NEAR BAXTER COUNTY REGIONAL
            HOSPITAL.

&&

57

Local storm report, Apr 30, 9:38 PM CDT, 2 hours 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
938 PM CDT SAT APR 30 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0930 PM     HAIL             ASH FLAT                36.22N 91.61W
04/30/2016  E1.00 INCH       SHARP              AR   SOCIAL MEDIA

&&

57

Local storm report, Apr 30, 9:55 PM CDT, 2 hours 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
955 PM CDT SAT APR 30 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0924 PM     HAIL             2 NW EVENING SHADE      36.09N 91.65W
04/30/2016  E1.00 INCH       SHARP              AR   SOCIAL MEDIA

&&

57

Local storm report, Apr 30, 9:56 PM CDT, 2 hours 15 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
956 PM CDT SAT APR 30 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0710 PM     FUNNEL CLOUD     4 NW MORRILTON          35.20N 92.79W
04/30/2016                   CONWAY             AR   TRAINED SPOTTER

0720 PM     FUNNEL CLOUD     4 NNE MORRILTON         35.21N 92.71W
04/30/2016                   CONWAY             AR   TRAINED SPOTTER

0733 PM     FUNNEL CLOUD     4 N PLUMERVILLE         35.22N 92.64W
04/30/2016                   CONWAY             AR   TRAINED SPOTTER

&&

JHOOD

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 7:05 PM CDT	Tornado Warning	LZK	Conway	25 min
Apr 30, 7:10 PM CDT	Severe Thunderstorm Warning	LZK	Boone, Marion, Newton, Searcy	28 min
Apr 30, 7:27 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner	33 min
Apr 30, 7:32 PM CDT	Tornado Warning	LZK	Conway, Faulkner	28 min
Apr 30, 7:38 PM CDT	Severe Thunderstorm Warning	LZK	Marion, Searcy	52 min
Apr 30, 7:40 PM CDT	Severe Thunderstorm Warning	LZK	Fulton, Izard	50 min
Apr 30, 7:52 PM CDT	Severe Thunderstorm Warning	LZK	Baxter, Izard, Marion	23 min
Apr 30, 7:56 PM CDT	Tornado Warning	LZK	Conway, Faulkner	11 min
Apr 30, 8:29 PM CDT	Severe Thunderstorm Warning	LZK	Fulton, Izard, Sharp	46 min
Apr 30, 8:35 PM CDT	Severe Thunderstorm Warning	LZK	Izard, Stone	25 min
Apr 30, 8:56 PM CDT	Special Weather Statement	LZK	Montgomery	34 min
Apr 30, 8:59 PM CDT	Special Weather Statement	LZK	Baxter	46 min
Apr 30, 9:02 PM CDT	Severe Thunderstorm Warning	LZK	Baxter, Fulton	26 min
Apr 30, 9:15 PM CDT	Severe Thunderstorm Warning	LZK	Fulton, Sharp	45 min
Apr 30, 9:17 PM CDT	Severe Thunderstorm Warning	LZK	Izard, Sharp	43 min
May 1, 12:37 AM CDT	Tornado Warning	LZK	Clark, Dallas	19 min
May 1, 12:57 AM CDT	Special Weather Statement	LZK	Independence	18 min
May 1, 1:27 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Pike	33 min
May 1, 2:01 AM CDT	Special Weather Statement	LZK	Hot Spring	44 min
May 1, 5:44 AM CDT	River Flood Warning	LZK	Independence, Jackson, Lawrence	4 days

Nearby

Severe Thunderstorm Warnings in Arkansas, 2016 Every severe thunderstorm warning in 2016

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.