Alert archive / Arkansas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 82, NWS Little Rock, AR

April 27, 20144 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 27, 2014, 9:07 AM CDT for 4 counties in Arkansas. It was in force for 38 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, 9:07 AM CDT (14:07 UTC)
Expired
Apr 27, 2014, 9:45 AM CDT
In force
38 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

Counties Cleburne County, AR, Independence County, AR, Izard County, AR, Stone County, AR

The radar

The Little Rock radar (KLZK), 113 km from the middle of the area, began a volume at 14:10 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, 2.1 hours before the alert went out and 208 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 2014-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1412 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 2014-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 369 square meters per square second.19395878Sfc1 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
1412 J/kg
Mixed-layer CIN
-304 J/kg
Mixed-layer LCL
983 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
369 m²/s²
0-3 km storm-relative helicity
225 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, 6:45 AM CDT, 2 hours 22 minutes earlier.

Area forecast discussion, Apr 27, 6:45 AM CDT, 2 hours 22 minutes before
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Hazardous weather outlook, Apr 27, 5:00 AM CDT, 4 hours 7 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, 8:01 AM CDT, 1 hour 6 minutes before
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Special weather statement, Apr 27, 8:07 AM CDT, 1 hour before
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Special weather statement, Apr 27, 8:10 AM CDT, 57 minutes before
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Special weather statement, Apr 27, 8:12 AM CDT, 55 minutes before
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Local storm report, Apr 27, 8:49 AM CDT, 18 minutes before
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Special weather statement, Apr 27, 8:54 AM CDT, 13 minutes before
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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, 6:19 AM CDTSevere Thunderstorm WarningLZKFaulkner, Grant, Jefferson, Lonoke, Pulaski, Saline56 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, 9:12 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.