Alert archive / Arkansas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 80, NWS Little Rock, AR

April 27, 20146 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 27, 2014, 6:19 AM CDT for 6 counties in Arkansas. It was in force for 56 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
Apr 27, 2014, 6:19 AM CDT (11:19 UTC)
Expired
Apr 27, 2014, 7:15 AM CDT
In force
56 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

Counties Faulkner County, AR, Grant County, AR, Jefferson County, AR, Lonoke County, AR, Pulaski County, AR, Saline County, AR

The radar

The Little Rock radar (KLZK), 21 km from the middle of the area, began a volume at 11:22 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

Little Rock, AR (KBYH), launched 00:00Z, 11.3 hours before the alert went out and 212 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, Little Rock, AR at 00:00Z on 2014-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Little Rock, AR at 00:00Z on 2014-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2050 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
74 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 Apr 27, 5:50 AM CDT, 29 minutes earlier.

Area forecast discussion, Apr 27, 5:50 AM CDT, 29 minutes before
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Hazardous weather outlook, Apr 27, 5:00 AM CDT, 1 hour 19 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LITTLE ROCK AR
500 AM CDT SUN APR 27 2014

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-281000-
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-
500 AM CDT SUN APR 27 2014

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

.DAY ONE...TODAY AND TONIGHT

AN OUTBREAK OF SEVERE THUNDERSTORMS IS POSSIBLE TODAY.

SHOWERS AND THUNDERSTORMS WILL DEVELOP AND OVERSPREAD THE STATE THIS
MORNING. BY THE AFTERNOON...STORMS WILL BE WIDESPREAD...AND THESE
WILL CONTINUE INTO THE OVERNIGHT HOURS AND MONDAY MORNING.

SOME STORMS WILL BE SEVERE...ESPECIALLY DURING THE AFTERNOON AND
NIGHT. ANY SEVERE STORMS WILL HAVE THE CAPABILITY OF PRODUCING LARGE
HAIL IN EXCESS OF TWO INCHES IN DIAMETER. THERE IS A HIGH AMOUNT OF
WIND ENERGY PRESENT IN ALL LAYERS OF THE ATMOSPHERE...SO DAMAGING
WIND GUSTS IN EXCESS OF 60 MPH WILL BE A THREAT WITH ANY SEVERE
STORMS AS WELL. ALSO...WINDS WILL BE TURNING AND INCREASING WITH
HEIGHT...WHICH WILL SUPPORT A TORNADO THREAT.

WITH A HIGH DEGREE OF LOW LEVEL MOISTURE PRESENT...STRONGER STORMS
WILL HAVE THE CAPABILITY OF PRODUCING HEAVY RAINFALL. THE TENDENCY
OF STORMS TO FORM AND MOVE OVER THE SAME AREAS WILL ONLY INCREASE
THIS THREAT. THROUGH MONDAY...MUCH OF THE STATE IS EXPECTED TO SEE
ONE TO THREE INCHES OF RAIN. THE HEAVIEST RAINFALL IS EXPECTED
ALONG AND EAST OF THE INTERSTATE 30 AND U. S. HIGHWAY 67 CORRIDOR...
WHERE AMOUNTS OVER THREE INCHES ARE LIKELY. RAIN IS EXPECTED TO BE
HEAVIEST DURING THE AFTERNOON AND NIGHT. THERE WILL BE A THREAT FOR
FLASH FLOODING AND EVEN RIVER FLOODING DUE TO THE HEAVY RAINFALL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SEVERE THUNDERSTORMS ARE POSSIBLE MONDAY...MAINLY IN EASTERN
ARKANSAS.

THE COLD FRONT WILL MOVE THROUGH ARKANSAS ON MONDAY. DAMAGING WINDS
LARGE HAIL AND TORNADOES WILL STILL BE POSSIBLE. THE BEST CHANCES
FOR SEVERE WEATHER MONDAY WILL BE IN THE EASTERN HALF OF ARKANSAS.

THERE WILL BE A CHANCE OF SHOWERS AND THUNDERSTORMS ON TUESDAY.
HOWEVER...AT THIS TIME SEVERE THUNDERSTORMS ARE NOT ANTICIPATED. NO
PRECIPITATION IS EXPECTED WEDNESDAY AND THURSDAY WITH DRIER AIR OVER
THE AREA. THE NEXT CHANCE OF SHOWERS WILL BE ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE NEEDED TODAY AND POSSIBLY ON MONDAY.

&&

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

In the hours before

Special weather statement, Apr 27, 6:09 AM CDT, 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
609 AM CDT SUN APR 27 2014

ARZ043>045-055-056-271210-
GRANT AR-JEFFERSON AR-LONOKE AR-PULASKI AR-SALINE AR-
609 AM CDT SUN APR 27 2014

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN SALINE...PULASKI...
SOUTHWESTERN LONOKE...WESTERN JEFFERSON AND NORTHEASTERN GRANT
COUNTIES UNTIL 715 AM CDT...

AT 605 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR BENTON TO 4
MILES SOUTH OF CANE CREEK TO 6 MILES NORTHEAST OF LAMONT...AND MOVING
NORTHEAST AT 25 MPH.

PENNY TO NICKEL SIZE HAIL IS EXPECTED WITH THESE STORMS.

* LOCATIONS IMPACTED INCLUDE...
  WEST LITTLE ROCK...   SW LITTLE ROCK...     SHERWOOD...
  PINE BLUFF...         N LITTLE ROCK ARPT... NORTH LITTLE ROCK...
  LITTLE ROCK AFB...    JACKSONVILLE...
  DOWNTOWN LITTLE ROCK...                     BRYANT...
  BENTON...             WRIGHTSVILLE...       WHITE HALL...
  WARBRITTON...         TOLTEC MOUNDS STATE PARK...
  SYLVAN HILLS...       SWEET HOME...         SOUTH BEND...

&&

IF THREATENING WEATHER APPROACHES YOUR AREA...MOVE INDOORS UNTIL
THE STORMS PASS.

LAT...LON 3448 9171 3442 9171 3406 9214 3406 9218
      3435 9238 3462 9269 3493 9230 3493 9224
      3499 9223 3502 9219 3476 9189 3448 9169
TIME...MOT...LOC 1108Z 225DEG 21KT 3462 9252 3442 9230
          3419 9214

46

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 5:01 AM CDTFlash Flood WatchLZKArkansas, Cleburne, Conway, Faulkner, Fulton, Garland and 16 more24 hr
Apr 27, 6:03 AM CDTSevere Thunderstorm WarningLZKArkansas, Desha, Drew, Lincoln27 min
Apr 27, 6:09 AM CDTSpecial Weather StatementLZKJefferson, Lonoke, Pulaski61 min
Apr 27, 7:15 AM CDTSevere Thunderstorm WarningLZKArkansas, Lonoke, Prairie, Pulaski45 min
Apr 27, 7:35 AM CDTSpecial Weather StatementLZKArkansas45 min
Apr 27, 8:01 AM CDTSpecial Weather StatementLZKPrairie44 min
Apr 27, 8:07 AM CDTSpecial Weather StatementLZKCleburne28 min
Apr 27, 8:10 AM CDTSpecial Weather StatementLZKDesha30 min
Apr 27, 8:12 AM CDTSpecial Weather StatementLZKLonoke28 min
Apr 27, 8:54 AM CDTSpecial Weather StatementLZKWhite31 min
Apr 27, 9:07 AM CDTSevere Thunderstorm WarningLZKCleburne, Independence, Izard, Stone38 min
Apr 27, 9:12 AM CDTSpecial Weather StatementLZKMonroe, Woodruff43 min
Apr 27, 10:09 AM CDTSpecial Weather StatementLZKMonroe, Woodruff46 min
Apr 27, 11:53 AM CDTSpecial Weather StatementLZKBoone47 min
Apr 27, 2:47 PM CDTSpecial Weather StatementLZKConway, Perry28 min
Apr 27, 3:17 PM CDTSpecial Weather StatementLZKFaulkner28 min
Apr 27, 3:21 PM CDTSpecial Weather StatementLZKVan Buren29 min
Apr 27, 4:08 PM CDTSevere Thunderstorm WarningLZKBaxter, Fulton, Izard, Marion52 min
Apr 27, 4:21 PM CDTSevere Thunderstorm WarningLZKLogan, Montgomery, Polk, Scott, Yell39 min
Apr 27, 4:22 PM CDTSpecial Weather StatementLZKStone43 min
Apr 27, 4:39 PM CDTSevere Thunderstorm WarningLZKJohnson, Logan, Pope, Yell51 min
Apr 27, 4:59 PM CDTSevere Thunderstorm WarningLZKLogan, Pope, Yell46 min
Apr 27, 5:00 PM CDTTornado WarningLZKJohnson, Logan, Pope, Yell30 min
Apr 27, 5:06 PM CDTTornado WarningLZKYell24 min
Apr 27, 5:12 PM CDTSevere Thunderstorm WarningLZKGarland, Montgomery, Yell33 min
Apr 27, 5:34 PM CDTSevere Thunderstorm WarningLZKConway, Logan, Pope, Van Buren, Yell41 min
Apr 27, 5:45 PM CDTSevere Thunderstorm WarningLZKClark, Garland, Hot Spring, Montgomery, Perry, Pike and 2 more45 min
Apr 27, 5:48 PM CDTTornado WarningLZKPolk, Scott27 min
Apr 27, 6:10 PM CDTSevere Thunderstorm WarningLZKConway, Pope, Searcy, Stone, Van Buren50 min
Apr 27, 6:12 PM CDTSevere Thunderstorm WarningLZKIzard, Stone33 min
Apr 27, 6:14 PM CDTSevere Thunderstorm WarningLZKPolk, Scott46 min
Apr 27, 6:15 PM CDTSevere Thunderstorm WarningLZKConway, Logan, Pope, Yell30 min
Apr 27, 6:21 PM CDTSevere Thunderstorm WarningLZKFaulkner, Lonoke, Pulaski, White39 min
Apr 27, 6:28 PM CDTSpecial Weather StatementLZKPulaski47 min
Apr 27, 6:29 PM CDTSevere Thunderstorm WarningLZKConway, Garland, Perry, Pulaski, Saline46 min
Apr 27, 6:31 PM CDTSevere Thunderstorm WarningLZKNewton, Pope, Searcy, Van Buren44 min
Apr 27, 6:42 PM CDTSevere Thunderstorm WarningLZKLogan, Montgomery, Polk, Scott, Yell48 min
Apr 27, 6:47 PM CDTSevere Thunderstorm WarningLZKCleburne, Independence, Izard, Sharp, Stone43 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2014Every severe thunderstorm warning in 2014

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.