Alert archive / Arkansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 704, NWS Little Rock, AR

July 23, 2011Garland County, Hot Spring County, Saline County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jul 23, 2011, 5:55 PM CDT for Garland County, Hot Spring County, Saline County, Arkansas. It was in force for 35 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
Jul 23, 2011, 5:55 PM CDT (22:55 UTC)
Expired
Jul 23, 2011, 6:30 PM CDT
In force
35 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

Counties Garland County, AR, Hot Spring County, AR, Saline County, AR

The radar

The Little Rock radar (KLZK), 70 km from the middle of the area, began a volume at 22:58 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 12:00Z, 10.9 hours before the alert went out and 277 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 12:00Z on 2011-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 829 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2011-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
829 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1413 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Jul 23, 2:58 PM CDT, 2 hours 57 minutes earlier.

Area forecast discussion, Jul 23, 2:58 PM CDT, 2 hours 57 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
258 PM CDT SAT JUL 23 2011

.DISCUSSION...
UPPER LEVEL HIGH PRESSURE CONTINUES ACROSS THE AREA. THIS HIGH WILL
BECOME MORE BROAD THROUGH THE DAY SUNDAY. ON MONDAY IT WILL
REDEVELOP OVER THE SOUTHERN ROCKIES. THE CENTER OF THE HIGH THEN
SPREADS TO THE EAST TUESDAY AND THROUGH THE END OF THE WEEK.

SEVERAL SHORT WAVES WILL BE ABLE TO MOVE TROUGH THE AREA TONIGHT AND
THROUGH MONDAY. THIS WILL BRING THE BEST CHANCES OF PRECIPITATION TO
THE AREA IN THE AFTERNOONS. MORNING RAIN IS NOT OUT OF THE QUESTION
EITHER AS WE HAD A PERSISTENT AREA SET UP IN THE SOUTH THIS MORNING
AND DROP 2 TO 3 INCHES OF RAINFALL. HOT TEMPERATURES WILL CONTINUE
ON SUNDAY WITH HEAT INDICES 105 TO 110. CONTINUED THE HEAT ADVISORY
INTO SUNDAY EVENING.

TUESDAY AND WEDNESDAY LOOK TO BE DRY WHILE UNDERNEATH HIGH PRESSURE.
MOISTURE RETURNS ON FRIDAY AS THE HIGH PRESSURE MOVES EAST OF
ARKANSAS. WILL BRING IN SMALL CHANCES OF SHOWERS AND THUNDERSTORMS
FRIDAY AND SATURDAY.

&&

.PRELIMINARY POINT TEMPS/POPS...
BATESVILLE AR     77  97  76  96 /  20  30  30  30
CAMDEN AR         76  98  76  97 /  30  40  30  30
HARRISON AR       76  99  75  93 /  20  30  20  30
HOT SPRINGS AR    77  99  76  98 /  30  30  30  30
LITTLE ROCK   AR  78  99  76  97 /  30  40  30  40
MONTICELLO AR     76  96  76  96 /  40  40  30  40
MOUNT IDA AR      77 100  76  99 /  20  30  20  30
MOUNTAIN HOME AR  76  98  75  93 /  20  30  20  30
NEWPORT AR        77  97  76  96 /  30  40  30  40
PINE BLUFF AR     77  98  76  96 /  30  40  30  40
RUSSELLVILLE AR   77  99  76  97 /  20  30  20  30
SEARCY AR         77  99  76  96 /  30  40  30  40
STUTTGART AR      77  98  77  96 /  30  40  30  40
&&

.LZK WATCHES/WARNINGS/ADVISORIES...
HEAT ADVISORY UNTIL 8 PM CDT SUNDAY FOR 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.

&&

51
Hazardous weather outlook, Jul 23, 4:53 AM CDT, 13 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LITTLE ROCK AR
453 AM CDT SAT JUL 23 2011

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-241000-
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-
453 AM CDT SAT JUL 23 2011

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

.DAY ONE...TODAY AND TONIGHT

A HEAT ADVISORY IS IN EFFECT FOR THE FORECAST AREA TODAY DUE TO
CONTINUED HOT AND HUMID CONDITIONS. AFTERNOON HIGH TEMPERATURES
WILL BE IN THE UPPER 90S TO AROUND 100...AND HEAT INDEX VALUES OF
AROUND 105 DEGREES ARE EXPECTED.

ISOLATED TO SCATTERED THUNDERSTORMS WILL AGAIN BE POSSIBLE ACROSS
THE STATE TODAY. WHILE WIDESPREAD SEVERE STORMS ARE NOT
EXPECTED...A FEW STORMS COULD BECOME SEVERE. DAMAGING WINDS WOULD
BE THE GREATEST THREAT FROM ANY STRONG TO SEVERE STORMS TODAY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE HOT AND HUMID WEATHER CONDITIONS WILL CONTINUE THROUGH THE
WEEKEND. AFTERNOON HIGH TEMPERATURES WILL REMAIN IN THE MID 90S TO
UPPER 90S...WITH SOME LOCATIONS SEEING HIGHS OVER 100. THIS WILL
CREATE DANGEROUS HEAT CONDITIONS...AND AFTERNOON HEAT INDEX VALUES
WILL REACH AROUND 105 DEGREES AND ABOVE IN MANY LOCATIONS ACROSS
THE STATE EACH DAY.

ALSO...ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL BE
POSSIBLE...MAINLY IN THE AFTERNOON TO EARLY EVENING HOURS. WHILE
WIDESPREAD SEVERE WEATHER IS NOT EXPECTED...SOME STORMS COULD
BECOME STRONG TO SEVERE...WITH DAMAGING WINDS THE MAIN THREAT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

&&

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

In the hours before

Special weather statement, Jul 23, 3:47 PM CDT, 2 hours 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
347 PM CDT SAT JUL 23 2011

ARZ012-232115-
NEWTON AR-
347 PM CDT SAT JUL 23 2011

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN NEWTON COUNTY UNTIL
415 PM CDT...

AT 344 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR PLEASANT HILL...OR 13 MILES SOUTH OF
JASPER...MOVING NORTHEAST AT 20 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  VENDOR...             PELSOR...             MT JUDEA...
  LURTON...             DEER...               COWELL...
  SPENCE JUNCTION...    SASSAFRAS KNOB...     RICKETTS MTN...
  PLEASANT HILL...      OWENS MTN...          NATURAL BRIDGE...
  MILLSAPS KNOB...      KETCHERSIDE MTN...    KENT MTN...
  HUDSON MTN...         HENDERSON MTN...      FAIRVIEW REC AREA...

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

LAT...LON 3583 9294 3573 9309 3573 9320 3582 9330
      3596 9307
TIME...MOT...LOC 2047Z 227DEG 15KT 3582 9313

58
Special weather statement, Jul 23, 4:10 PM CDT, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
410 PM CDT SAT JUL 23 2011

ARZ032-033-044-045-232155-
FAULKNER AR-LONOKE AR-PULASKI AR-WHITE AR-
410 PM CDT SAT JUL 23 2011

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN WHITE...CENTRAL
FAULKNER...NORTHWESTERN LONOKE AND NORTHEASTERN PULASKI COUNTIES
UNTIL 500 PM CDT...

AT 405 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
MULTIPLE STRONG THUNDERSTORMS. ONE WAS LOCATED JUST NORTH OF
CABOT...ONE WAS LOCATED OVER EL PASO AND ANOTHER 3 MILES NORTHWEST
OF VILONIA. WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS STORMS AS
WELL AS FREQUENT CLOUD TO GROUND LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
  CONWAY...             CABOT...              WARD...
  VILONIA...            SPRINGHILL...         PICKLES GAP...
  MT VERNON...          GREYSTONE...          GREENBRIER...
  ENOLA...              AUSTIN...             SALTILLO...
  ROMANCE...            OTTO...               HOLLAND...
  HAMLET...             FLOYD...              EL PASO...

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 123 AND 131.

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

LAT...LON 3505 9250 3534 9240 3518 9187 3492 9199
TIME...MOT...LOC 2108Z 110DEG 8KT 3503 9203

227
Special weather statement, Jul 23, 4:34 PM CDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
434 PM CDT SAT JUL 23 2011

ARZ012-013-022-023-232220-
NEWTON AR-POPE AR-SEARCY AR-VAN BUREN AR-
434 PM CDT SAT JUL 23 2011

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN VAN BUREN...NORTHEASTERN
POPE...SOUTHEASTERN NEWTON AND WESTERN SEARCY COUNTIES UNTIL 515 PM
CDT...

AT 430 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR STUMP MTN...OR 20 MILES SOUTHEAST OF JASPER.
 THIS STORM WAS NEARLY STATIONARY.

WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH
HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
  WITTS SPRING...       SMYRNA...             POINT PETER...
  MOORE...              MARSENA...            IMO...
  EULA...               DUFF...               DABNEY...
  BOHANNON...           TILLY...              SNOWBALL...
  SILVER HILL...        NOGO...               CHIMES...
  BEN HUR...            ZION HILL...          WOOLUM REC AREA...

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

LAT...LON 3602 9272 3562 9273 3563 9303 3596 9303
TIME...MOT...LOC 2134Z 266DEG 2KT 3578 9296

227
Special weather statement, Jul 23, 4:34 PM CDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
434 PM CDT SAT JUL 23 2011

ARZ044-045-232205-
LONOKE AR-PULASKI AR-
434 PM CDT SAT JUL 23 2011

...SIGNIFICANT WEATHER ADVISORY FOR EXTREME WESTERN LONOKE AND
CENTRAL PULASKI COUNTIES UNTIL 500 PM CDT...

AT 430 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
SEVERAL STRONG THUNDERSTORMS AROUND LITTLE ROCK...INCLUDING THE
LEVY...AMBOY...COLLEGE STATION AND MARCHE AREAS. THESE STORMS WERE
NEARLY STATIONARY. WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS
STORM...ALONG WITH HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
  SHERWOOD...           N LITTLE ROCK ARPT... NORTH LITTLE ROCK...
  DWNTWN LITTLE ROCK... LITTLE ROCK ARPT...   SYLVAN HILLS...
  PROTHRO JUNCTION...   MCALMONT...           MARCHE...
  LEVY...               LAKEWOOD...           CAMP ROBINSON...
  BURNS PARK...         ARGENTA...            ROSE CITY...
  GALLOWAY...           CAMMACK VILLAGE...    BASELINE...

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

TORRENTIAL RAIN...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES...IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE ON A FLOODED
ROADWAY...TURN AROUND DONT DROWN!

LAT...LON 3491 9231 3482 9206 3466 9229 3483 9245
TIME...MOT...LOC 2134Z 230DEG 11KT 3482 9229

58
Special weather statement, Jul 23, 4:59 PM CDT, 56 minutes before
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Local storm report, Jul 23, 5:05 PM CDT, 50 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 9:27 AM CDTFlash Flood WarningLZKBradley, Calhoun, Drew3 hr
Jul 23, 1:27 PM CDTSevere Thunderstorm WarningLZKPulaski, Saline33 min
Jul 23, 3:24 PM CDTSpecial Weather StatementLZKIndependence31 min
Jul 23, 3:27 PM CDTSpecial Weather StatementLZKPulaski43 min
Jul 23, 3:37 PM CDTSpecial Weather StatementLZKNewton43 min
Jul 23, 3:41 PM CDTSpecial Weather StatementLZKNewton44 min
Jul 23, 3:47 PM CDTSpecial Weather StatementLZKNewton28 min
Jul 23, 4:10 PM CDTSpecial Weather StatementLZKFaulkner45 min
Jul 23, 4:27 PM CDTSevere Thunderstorm WarningLZKFaulkner, Lonoke, Prairie, Pulaski, White33 min
Jul 23, 4:34 PM CDTSpecial Weather StatementLZKSearcy46 min
Jul 23, 4:59 PM CDTSpecial Weather StatementLZKLonoke41 min
Jul 23, 6:01 PM CDTSpecial Weather StatementLZKSaline29 min
Jul 23, 6:06 PM CDTSpecial Weather StatementLZKBaxter29 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2011Every 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.