Alert archive / Arkansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 166, NWS Little Rock, AR

April 20, 2011Clark County, Hot Spring County, Pike County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 20, 2011, 3:00 PM CDT for Clark County, Hot Spring County, Pike County, Arkansas. It was in force for 60 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: Apr 20, 2011, 3:00 PM CDT (20:00 UTC)
Expired: Apr 20, 2011, 4:00 PM CDT
In force: 60 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon

Counties Clark County, AR, Hot Spring County, AR, Pike County, AR

The radar

The Little Rock radar (KLZK), 136 km from the middle of the area, began a volume at 20:03 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

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 20, 2:04 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 8.0 hours before the alert went out and 182 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: 2758 J/kg
Mixed-layer CIN: -95 J/kg
Mixed-layer LCL: 664 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 238 m²/s²
0-3 km storm-relative helicity: 252 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 11.7

Open this sounding in Storm Lab

The text

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

837 
WUUS54 KLZK 202000
SVRLZK
ARC019-059-109-202100-
/O.NEW.KLZK.SV.W.0166.110420T2000Z-110420T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
300 PM CDT WED APR 20 2011

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CLARK COUNTY IN SOUTHWEST ARKANSAS...
  SOUTH CENTRAL HOT SPRING COUNTY IN SOUTHWEST ARKANSAS...
  SOUTHERN PIKE COUNTY IN SOUTHWEST ARKANSAS...

* UNTIL 400 PM CDT

* AT 255 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 4 MILES WEST OF MURFREESBORO...AND MOVING EAST AT
  40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MURFREESBORO...       LAKE GREESON...       DEGRAY LAKE...
  ARKADELPHIA...        RICHWOODS...          OKOLONA...
  NARROWS DAM...        HALFWAY...            DEGRAY LAKE SP...
  CRATER OF DIAMONDS SP...                    CADDO VALLEY...
  SHAWMUT...            ROY...                PISGAH...
  PIKE CITY...          JOAN...               HOLLYWOOD...
  GUM SPRINGS...

THIS INCLUDES INTERSTATE 30 BETWEEN MILE MARKERS 64 AND 84.

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 3429 9301 3409 9290 3395 9336 3396 9348
      3394 9352 3399 9369 3412 9382 3417 9382
      3419 9389
TIME...MOT...LOC 2000Z 250DEG 36KT 3409 9370

$$

44

1 follow-up statement

102 
WWUS54 KLZK 202023
SVSLZK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
323 PM CDT WED APR 20 2011

ARC019-059-109-202100-
/O.CON.KLZK.SV.W.0166.000000T0000Z-110420T2100Z/
CLARK AR-PIKE AR-HOT SPRING AR-
323 PM CDT WED APR 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL
HOT SPRING...SOUTHERN PIKE AND CENTRAL CLARK COUNTIES UNTIL 400 PM
CDT...

AT 320 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL.  THIS STORM WAS LOCATED 8 MILES NORTHEAST OF MURFREESBORO...
MOVING EAST AT 25 MPH.

* LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM INCLUDE...
  MURFREESBORO...       LAKE GREESON...       DEGRAY LAKE...
  ARKADELPHIA...        RICHWOODS...          OKOLONA...
  NARROWS DAM...        HALFWAY...            DEGRAY LAKE SP...
  CRATER OF DIAMONDS SP...                    CADDO VALLEY...
  SHAWMUT...            ROY...                PISGAH...
  PIKE CITY...          JOAN...               HOLLYWOOD...
  GUM SPRINGS...

THIS INCLUDES INTERSTATE 30 BETWEEN MILE MARKERS 64 AND 84.

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 3420 9377 3429 9301 3409 9290 3395 9336
      3396 9348 3394 9352 3399 9369 3410 9380
TIME...MOT...LOC 2023Z 262DEG 24KT 3412 9355

$$

44

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 20, 12:43 PM CDT, 2 hours 17 minutes earlier.

Area forecast discussion, Apr 20, 12:43 PM CDT, 2 hours 17 minutes before

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1243 PM CDT WED APR 20 2011

.DISCUSSION...

HAVE UPDATED FOR 18Z AVIATION DISCUSSION BELOW...

&&

.AVIATION...

FRONT THAT PUSHED THROUGH THE STATE ON TUE NIGHT HAS STALLED
ACROSS THE LA/AR BORDER THIS AFTERNOON. SHRA AND TSRA WILL BE
POSSIBLE ALONG AND NORTH OF THIS FRONT...MAINLY EFFECTING THE
CENTRAL AND SRN SITES. NRN SITES WILL SEE THE VFR CONDITIONS
PERSIST THROUGH THE AFTERNOON HRS..BEFORE PRECIP CHANCES BEGIN
INCREASING OVERNIGHT AND CIGS START TO DROP. FURTHER SOUTH...LOW
LEVEL STATUS WILL KEEP MVFR AND LOW LEVEL VFR CIGS THROUGH MUCH OF
THE AFTERNOON...THOUGH SOME IMPROVEMENT COULD OCCUR LATE THIS
AFTERNOON. HAVE MENTIONED SHRA AND TSRA FOR MOST SITES BY THU
MORNING AS THE FRONT BEGINS LIFTING BACK NORTH.

&&

PREV DISCUSSION... /ISSUED 436 AM CDT WED APR 20 2011/

SHORT TERM...TODAY THROUGH SATURDAY NIGHT

A FRONT WILL SAG INTO SOUTHERN ARKANSAS AND NORTHERN LOUISIANA
BY THIS EVENING BEFORE STALLING. COOLER AND DRIER AIR WILL FOLLOW
THE FRONT IN THE NORTHERN COUNTIES...WITH CHANCES FOR SHOWERS AND
THUNDERSTORMS CONTINUING IN CENTRAL/SOUTHERN SECTIONS OF THE STATE.

ON THURSDAY...THE FRONT WILL BEGIN LIFTING BACK TO THE NORTH. RAIN
CHANCES WILL SHIFT INTO NORTHERN/CENTRAL ARKANSAS WITH THE
FRONT...WITH WARM/HUMID AIR AND ONLY SLIGHT CHANCES FOR STORMS
ACROSS THE SOUTH.

BY FRIDAY INTO THE WEEKEND...THE FRONT WILL BE CLOSE TO THE
ARKANSAS AND MISSOURI BORDER. HIGH PRESSURE OVER THE SOUTHEAST
UNITED STATES WILL KEEP THE FRONT PARKED...WITH SCATTERED TO
NUMEROUS SHOWERS AND THUNDERSTORMS MAINLY NORTH OF THE REGION. IF
STORMS HAPPEN TO MAKE IT INTO THE STATE...THEY WILL MOSTLY AFFECT
AREAS NORTH OF LITTLE ROCK.

TEMPERATURES THROUGH THE WEEKEND WILL BE ABOVE NORMAL IN SOUTHERN
ARKANSAS...AND AT/BELOW NORMAL IN THE NORTH.

LONG TERM...SUNDAY THROUGH TUESDAY

SOUTHWEST FLOW ALOFT WILL BE OVER ARKANSAS TO BEGIN THE LONG TERM
PERIOD. AN UPPER LOW PRESSURE SYSTEM DIVES INTO THE NORTHERN U.S.
MONDAY AND WILL MOVE INTO THE MIDWEST BY TUESDAY.

A FRONT WILL BE STALLED ACROSS NORTHWEST ARKANSAS TO BEGIN THE
PERIOD AS WELL. THIS FRONT WILL MOVE NORTH AS A WARM FRONT MONDAY. A
COLD FRONT WILL SLOWLY MOVE THROUGH OKLAHOMA MONDAY AND INTO
ARKANSAS TUESDAY. THIS IS GOING TO BRING CHANCES OF SHOWERS AND
THUNDERSTORMS TO THE STATE THROUGH THE PERIOD. THE SLOW MOVING FRONT
COULD BRING POTENTIALLY FLOODING RAIN TO THE AREA. SEVERE WEATHER
WILL THEN BE POSSIBLE TUESDAY AS THE COLD FRONT MOVES THROUGH
ARKANSAS. NEAR TO ABOVE NORMAL TEMPERATURES ARE EXPECTED THROUGH THE
PERIOD WITH MUCH OF THE STATE IN THE WARM SECTOR.

&&

.PRELIMINARY POINT TEMPS/POPS...
BATESVILLE AR     68  49  66  59 /  10  40  50  30
CAMDEN AR         71  58  78  63 /  40  40  30  20
HARRISON AR       65  47  64  57 /  10  30  50  40
HOT SPRINGS AR    66  55  72  61 /  30  50  30  20
LITTLE ROCK   AR  68  55  71  62 /  30  50  40  20
MONTICELLO AR     74  61  78  65 /  40  50  30  20
MOUNT IDA AR      65  56  72  60 /  30  50  30  20
MOUNTAIN HOME AR  66  47  64  57 /  10  30  50  40
NEWPORT AR        68  50  68  60 /  10  40  50  30
PINE BLUFF AR     69  57  75  63 /  40  50  30  20
RUSSELLVILLE AR   68  51  68  58 /  20  50  40  20
SEARCY AR         68  51  69  60 /  20  50  40  20
STUTTGART AR      68  55  73  62 /  30  50  40  20
&&

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

AVIATION...62

Hazardous weather outlook, Apr 20, 9:47 AM CDT, 5 hours 13 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
947 AM CDT WED APR 20 2011

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-211000-
ARKANSAS-BAXTER-BOONE-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND-
CONWAY-DALLAS-DESHA-DREW-FAULKNER-FULTON-GARLAND-GRANT-HOT SPRING-
INDEPENDENCE-IZARD-JACKSON-JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE-
MARION-MONROE-MONTGOMERY-NEWTON-OUACHITA-PERRY-PIKE-POLK-POPE-
PRAIRIE-PULASKI-SALINE-SCOTT-SEARCY-SHARP-STONE-VAN BUREN-WHITE-
WOODRUFF-YELL-
947 AM CDT WED APR 20 2011

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

.DAY ONE...TODAY AND TONIGHT

HIGH PRESSURE WILL DOMINATE THE NORTHERN HALF OF ARKANSAS TODAY. THE
COLD FRONT THAT MOVED THROUGH THE STATE TUESDAY WILL STALL TODAY
NEAR THE LOUISIANA BORDER...CONTINUING THE CHANCES FOR SHOWERS AND
THUNDERSTORMS MAINLY IN SOUTH ARKANSAS. DAYTIME HEATING WILL AID
IN THE FORMATION OF AFTERNOON THUNDERSTORMS ACROSS THE SOUTH.
LARGE HAIL AND DAMAGING WINDS WILL BE POSSIBLE INTO THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ON THURSDAY...THE STATIONARY FRONT IN LOUISIANA WILL MOVE NORTH AS A
WARM FRONT AND BRING ANOTHER ROUND OF THUNDERSTORMS TO THE STATE.
THE BEST CHANCE FOR THUNDERSTORMS WILL BE IN THE NORTHERN HALF OF
THE FORECAST AREA. SOME OF THESE STORMS COULD BE SEVERE...WITH LARGE
HAIL BEING THE MOST LIKELY THREAT.

ANOTHER ROUND OF STORMS WILL BE POSSIBLE FRIDAY NIGHT...MAINLY IN
THE NORTH AND NORTHWEST PARTS OF THE FORECAST AREA.

FINALLY...ON MONDAY MODELS ARE SHOWING A SETUP THAT COULD BRING A
SIGNIFICANT AND WIDESPREAD ROUND OF STRONG THUNDERSTORMS TO THE
STATE. DETAILS ABOUT THIS EVENT ARE NOT YET CLEAR...BUT THIS
SCENARIO BEARS MONITORING OVER THE NEXT SEVERAL DAYS.

WITH SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS EXPECTED ACROSS
PORTIONS OF THE STATE OVER THE NEXT SEVERAL DAYS...THE THREAT FOR
FLASH FLOODING AND RIVER FLOODING WILL INCREASE OVER TIME. THE
AREAS OF GREATEST THREAT FOR HEAVY RAINFALL OVER THE NEXT 7 DAYS WILL
BE ACROSS THE NORTHERN THIRD OF THE STATE BY LATE THIS WEEKEND INTO
EARLY NEXT WEEK WITH A FRONTAL BOUNDARY LINGERING IN THE VICINITY OF
THE OZARKS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

&&

VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND
CLICK ON CENTRAL ARKANSAS.

51/62

In the hours before

Special weather statement, Apr 20, 1:45 PM CDT, 1 hour 15 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
145 PM CDT WED APR 20 2011

ARZ040-041-201930-
MONTGOMERY AR-POLK AR-
145 PM CDT WED APR 20 2011

...SIGNIFICANT WEATHER ADVISORY FOR EXTREME WESTERN MONTGOMERY AND
CENTRAL POLK COUNTIES UNTIL 230 PM CDT...

AT 146 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 3 MILES NORTH OF WHISKEY PEAK...OR 17 MILES
SOUTHWEST OF MENA...MOVING NORTHEAST AT 35 MPH.

HAIL UP TO THE SIZE OF PENNIES IS EXPECTED WITH THIS STORM...ALONG
WITH FREQUENT DANGEROUS LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
  MENA...               VANDERVOORT...        POLK CNTY FAIRGNDS...
  OPAL...               MCCAULEY...           LAKE MENA...
  HATFIELD...           SHADY...              NUNLEY...
  INK...                HATTON...             DALLAS...
  COVE...               BOGG SPRINGS...       BOARD CAMP...
  BIG FORK...           YOCANNA...            WOLF PEN GAP...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

LAT...LON 3448 9447 3468 9402 3446 9389 3427 9447
      3428 9448
TIME...MOT...LOC 1846Z 245DEG 28KT 3440 9440

44

Local storm report, Apr 20, 2:16 PM CDT, 44 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
216 PM CDT WED APR 20 2011

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

0212 PM     HAIL             INK                     34.58N 94.12W
04/20/2011  E1.00 INCH       POLK               AR   PUBLIC

&&

61

Local storm report, Apr 20, 2:30 PM CDT, 30 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
230 PM CDT WED APR 20 2011

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

0208 PM     HAIL             2 SW CAMMACK VILLAGE    34.76N 92.37W
04/20/2011  E1.00 INCH       PULASKI            AR   TRAINED SPOTTER

            HAIL FELL BETWEEN NAPA VALLEY RD AND GREEN MOUNTAIN DR.

&&

224

Local storm report, Apr 20, 2:33 PM CDT, 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
233 PM CDT WED APR 20 2011

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

0225 PM     HAIL             NORTH LITTLE ROCK       34.79N 92.26W
04/20/2011  M1.00 INCH       PULASKI            AR   TRAINED SPOTTER

            HAIL FELL AT MCCAIN MALL.

&&

224

Local storm report, Apr 20, 2:37 PM CDT, 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
237 PM CDT WED APR 20 2011

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

0230 PM     HAIL             NORTH LITTLE ROCK       34.79N 92.26W
04/20/2011  M1.00 INCH       PULASKI            AR   PUBLIC

            HAIL FELL AT NLR NISSAN ON LANDERS RD.

&&

224

Local storm report, Apr 20, 2:45 PM CDT, 15 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
245 PM CDT WED APR 20 2011

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

0235 PM     HAIL             1 NNW NEEDMORE          34.81N 94.04W
04/20/2011  M1.00 INCH       SCOTT              AR   LAW ENFORCEMENT

            HAIL FELL AT INTERSECTION OF HWY 71 AND 28 EAST.

&&

224

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 19, 7:06 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Montgomery, Pike	39 min
Apr 19, 7:16 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Hot Spring, Pike	44 min
Apr 19, 7:20 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Conway, Independence, Stone, Van Buren	40 min
Apr 19, 7:21 PM CDT	Severe Thunderstorm Warning	LZK	Fulton, Independence, Izard, Jackson, Sharp	39 min
Apr 19, 7:28 PM CDT	Severe Thunderstorm Warning	LZK	Polk, Scott	32 min
Apr 19, 7:35 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Independence, Van Buren	25 min
Apr 19, 7:39 PM CDT	Tornado Warning	LZK	Montgomery, Polk, Scott, Yell	51 min
Apr 19, 7:43 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Dallas, Garland, Grant, Hot Spring, Saline	47 min
Apr 19, 7:45 PM CDT	Severe Thunderstorm Warning	LZK	Logan, Scott	33 min
Apr 19, 7:47 PM CDT	Severe Thunderstorm Warning	LZK	Polk, Scott	43 min
Apr 19, 7:54 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Independence, Jackson, Sharp, Stone and 1 more	51 min
Apr 19, 8:01 PM CDT	Tornado Warning	LZK	Garland, Hot Spring, Saline	29 min
Apr 19, 8:11 PM CDT	Tornado Warning	LZK	Grant, Hot Spring, Saline	49 min
Apr 19, 8:20 PM CDT	Tornado Warning	LZK	Polk, Scott, Yell	40 min
Apr 19, 8:22 PM CDT	Tornado Warning	LZK	Pulaski, Saline	23 min
Apr 19, 8:23 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, White, Woodruff	52 min
Apr 19, 8:24 PM CDT	Tornado Warning	LZK	Garland, Montgomery, Perry, Saline, Yell	51 min
Apr 19, 8:29 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 8 more	46 min
Apr 19, 8:40 PM CDT	Severe Thunderstorm Warning	LZK	Logan, Scott, Yell	35 min
Apr 19, 8:44 PM CDT	Tornado Warning	LZK	Lonoke, Prairie, Pulaski	10 min
Apr 19, 8:45 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery	45 min
Apr 19, 8:46 PM CDT	Tornado Warning	LZK	Jefferson, Lonoke, Pulaski	29 min
Apr 19, 8:49 PM CDT	Tornado Warning	LZK	Garland, Perry, Saline, Yell	41 min
Apr 19, 8:52 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Monroe, Prairie, Pulaski, White, Woodruff	38 min
Apr 19, 8:53 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson, White	52 min
Apr 19, 9:05 PM CDT	Tornado Warning	LZK	Arkansas, Jefferson	25 min
Apr 19, 9:10 PM CDT	Tornado Warning	LZK	Lonoke, Monroe, Prairie	35 min
Apr 19, 9:13 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Perry, Pulaski	47 min
Apr 19, 9:19 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Cleveland, Grant, Jefferson, Lincoln, Lonoke and 2 more	41 min
Apr 19, 9:23 PM CDT	Severe Thunderstorm Warning	LZK	Jackson, Monroe, Prairie, White, Woodruff	37 min
Apr 19, 9:26 PM CDT	Tornado Warning	LZK	Arkansas, Jefferson, Lonoke, Monroe, Prairie	34 min
Apr 19, 9:31 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Garland, Perry, Pulaski, Saline	44 min
Apr 19, 9:32 PM CDT	Tornado Warning	LZK	Arkansas, Monroe	28 min
Apr 19, 9:47 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Grant, Hot Spring, Saline	43 min
Apr 19, 9:48 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Dallas, Hot Spring, Pike	42 min
Apr 19, 9:53 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Jefferson, Lonoke, Monroe, Prairie	37 min
Apr 19, 10:00 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Bradley, Calhoun, Cleveland, Dallas, Desha and 4 more	45 min
Apr 19, 10:00 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Prairie, Pulaski, White	45 min
Apr 19, 10:10 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Montgomery, Pike	50 min
Apr 19, 10:10 PM CDT	Tornado Warning	LZK	Garland, Grant, Hot Spring, Lonoke, Pulaski, Saline	50 min
Apr 19, 10:17 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Perry, Pope, Yell	43 min
Apr 19, 10:34 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Pulaski, Saline	41 min
Apr 19, 10:45 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Pulaski, White	45 min
Apr 19, 10:57 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe	33 min
Apr 19, 11:02 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Pike	43 min
Apr 19, 11:06 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Independence, Jackson, White, Woodruff	39 min
Apr 19, 11:14 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Garland, Grant, Hot Spring, Saline	46 min
Apr 19, 11:15 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie, Pulaski, White	45 min
Apr 19, 11:24 PM CDT	Severe Thunderstorm Warning	LZK	Jackson, White, Woodruff	36 min
Apr 19, 11:29 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, White	46 min
Apr 19, 11:34 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Grant, Jefferson, Lonoke, Prairie	41 min
Apr 19, 11:40 PM CDT	Severe Thunderstorm Warning	LZK	Clark, Dallas, Hot Spring, Pike	50 min
Apr 19, 11:45 PM CDT	Severe Thunderstorm Warning	LZK	Dallas, Grant, Hot Spring, Jefferson	45 min
Apr 19, 11:56 PM CDT	Severe Thunderstorm Warning	LZK	Jackson, White, Woodruff	36 min
Apr 20, 12:05 AM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Clark, Dallas, Ouachita	40 min
Apr 20, 12:23 AM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Ouachita	52 min
Apr 20, 12:30 AM CDT	Severe Thunderstorm Warning	LZK	Cleveland, Dallas, Grant, Jefferson, Lincoln	45 min
Apr 20, 1:00 AM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Monroe, Prairie, White, Woodruff	36 min
Apr 20, 1:01 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha, Monroe	44 min
Apr 20, 1:09 AM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Dallas, Drew, Ouachita	51 min
Apr 20, 1:11 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Cleveland, Desha, Drew, Jefferson, Lincoln	49 min
Apr 20, 1:45 AM CDT	Severe Thunderstorm Warning	LZK	Bradley, Cleveland, Desha, Drew, Lincoln	45 min
Apr 20, 1:46 AM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Desha, Drew, Jefferson, Lincoln	44 min
Apr 20, 2:00 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Hot Spring, Pike	45 min
Apr 20, 2:24 AM CDT	Special Weather Statement	LZK	Hot Spring	46 min
Apr 20, 2:43 AM CDT	Special Weather Statement	LZK	Clark, Dallas	47 min
Apr 20, 4:38 AM CDT	Severe Thunderstorm Warning	LZK	Drew	37 min
Apr 20, 11:29 AM CDT	Special Weather Statement	LZK	Scott	31 min
Apr 20, 11:34 AM CDT	Severe Thunderstorm Warning	LZK	Montgomery, Polk, Scott	26 min
Apr 20, 11:58 AM CDT	Severe Thunderstorm Warning	LZK	Logan, Montgomery, Scott, Yell	47 min
Apr 20, 12:56 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery, Perry, Saline, Yell	34 min
Apr 20, 1:12 PM CDT	Special Weather Statement	LZK	Perry	33 min
Apr 20, 1:24 PM CDT	Special Weather Statement	LZK	Montgomery	46 min
Apr 20, 1:26 PM CDT	Special Weather Statement	LZK	Scott	44 min
Apr 20, 1:31 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Perry, Pulaski, Saline	44 min
Apr 20, 1:42 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery, Perry, Scott, Yell	48 min
Apr 20, 1:45 PM CDT	Special Weather Statement	LZK	Polk	45 min
Apr 20, 2:07 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Perry, Pulaski, Saline	38 min
Apr 20, 2:10 PM CDT	Severe Thunderstorm Warning	LZK	Montgomery, Polk, Scott	65 min
Apr 20, 2:11 PM CDT	Severe Thunderstorm Warning	LZK	Conway, Perry, Pope, Saline, Yell	49 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.