Alert archive / Arkansas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 76, NWS Little Rock, AR

April 29, 20165 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 29, 2016, 6:06 AM CDT for 5 counties in Arkansas. It was in force for 54 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 29, 2016, 6:06 AM CDT (11:06 UTC)
Expired
Apr 29, 2016, 7:00 AM CDT
In force
54 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Hail
1.5 in
Wind
50.0 mph

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

The radar

The Little Rock radar (KLZK), 112 km from the middle of the area, began a volume at 11:07 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 29, 4:21 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Shreveport, LA (KBAD), launched 00:00Z, 11.1 hours before the alert went out and 210 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, Shreveport, LA at 00:00Z on 2016-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 101 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, Shreveport, LA at 00:00Z on 2016-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
101 J/kg
Mixed-layer CIN
-347 J/kg
Mixed-layer LCL
2092 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
104 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 28, 7:32 PM CDT, 10 hours 34 minutes earlier.

Area forecast discussion, Apr 28, 7:32 PM CDT, 10 hours 34 minutes before
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Hazardous weather outlook, Apr 29, 5:06 AM CDT, 1 hour before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LITTLE ROCK AR
506 AM CDT FRI APR 29 2016

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-301015-
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-
506 AM CDT FRI APR 29 2016

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

.DAY ONE...TODAY AND TONIGHT

SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS WILL MOVE INTO
ARKANSAS TODAY. THE FIRST ROUND IN WEST AND SOUTHWEST ARKANSAS
THIS MORNING WILL POSE A THREAT FOR MAINLY LARGE HAIL. BUT AS
THUNDERSTORM DEVELOPMENT CONTINUES THROUGH THE DAY...DAMAGING
WINDS AND EVEN TORNADOES WILL BECOME A POSSIBILITY AS WELL.
STILL...THE PRIMARY THREAT FROM STORMS TODAY WILL BE HAIL AND
WINDS.

IN ADDITION TO THE STRONG STORMS...FLASH FLOODING WILL ALSO BE A
POSSIBILITY AS HEAVY RAINS ARE EXPECTED OVER PARTS OF SOUTHWEST
ARKANSAS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SHOWERS AND THUNDERSTORMS WILL BE ONGOING TO START THE DAY
SATURDAY...PUSHING EAST ACROSS THE STATE WITH TIME. THE MAIN
AREA TO WATCH FOR ANY STRONG TO SEVERE STORM WILL BE IN EASTERN
AND SOUTHEASTERN ARKANSAS AS A RESULT. LARGE HAIL IS EXPECTED TO
BE THE PRIMARY THREAT AGAIN ON SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

&&

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

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 4:40 AM CDTSevere Thunderstorm WarningLZKMontgomery, Polk65 min
Apr 29, 5:20 AM CDTSevere Thunderstorm WarningLZKMontgomery, Pike, Polk55 min
Apr 29, 6:19 AM CDTSevere Thunderstorm WarningLZKClark, Dallas26 min
Apr 29, 6:25 AM CDTSevere Thunderstorm WarningLZKGarland, Montgomery, Perry34 min
Apr 29, 6:41 AM CDTSevere Thunderstorm WarningLZKClark, Hot Spring23 min
Apr 29, 6:42 AM CDTSevere Thunderstorm WarningLZKClark, Dallas33 min
Apr 29, 7:14 AM CDTSpecial Weather StatementLZKDallas, Grant46 min
Apr 29, 7:56 AM CDTFlash Flood WarningLZKMontgomery, Pike, Polk6 hr
Apr 29, 8:49 AM CDTSpecial Weather StatementLZKLonoke41 min
Apr 29, 8:57 AM CDTFlash Flood WarningLZKPulaski, Saline5 hr
Apr 29, 9:18 AM CDTSpecial Weather StatementLZKWhite42 min
Apr 29, 9:40 AM CDTSpecial Weather StatementLZKGarland, Pike50 min
Apr 29, 10:08 AM CDTFlash Flood WarningLZKGarland, Saline3 hr
Apr 29, 10:21 AM CDTSpecial Weather StatementLZKMonroe24 min
Apr 29, 10:22 AM CDTSpecial Weather StatementLZKPulaski38 min
Apr 29, 10:38 AM CDTSpecial Weather StatementLZKDesha, Drew37 min
Apr 29, 10:41 AM CDTSpecial Weather StatementLZKHot Spring49 min
Apr 29, 10:44 AM CDTSpecial Weather StatementLZKMonroe16 min
Apr 29, 10:46 AM CDTSevere Thunderstorm WarningLZKGarland, Hot Spring44 min
Apr 29, 10:54 AM CDTSpecial Weather StatementLZKMonroe21 min
Apr 29, 11:04 AM CDTSpecial Weather StatementLZKPulaski41 min
Apr 29, 11:53 AM CDTSpecial Weather StatementLZKIndependence, White37 min
Apr 29, 12:07 PM CDTSpecial Weather StatementLZKPike38 min
Apr 29, 12:14 PM CDTRiver Flood WarningLZKCalhoun, Ouachita15 days
Apr 29, 12:19 PM CDTRiver Flood WarningLZKSaline64 hr
Apr 29, 12:24 PM CDTSpecial Weather StatementLZKJefferson51 min
Apr 29, 1:06 PM CDTSpecial Weather StatementLZKArkansas39 min
Apr 29, 1:53 PM CDTSpecial Weather StatementLZKPolk52 min
Apr 29, 4:57 PM CDTFlash Flood WarningLZKClark, Pike5 hr
Apr 29, 6:06 PM CDTSpecial Weather StatementLZKClark, Hot Spring39 min
Apr 29, 6:26 PM CDTFlash Flood WarningLZKMontgomery, Polk3 hr

Nearby

Severe Thunderstorm Warnings in Arkansas, 2016Every 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.