Alert archive / Arkansas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 461, NWS Little Rock, AR

August 23, 2003Independence County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Aug 23, 2003, 12:52 AM CDT for Independence County, Arkansas. It was in force for 58 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
Aug 23, 2003, 12:52 AM CDT (05:52 UTC)
Expired
Aug 23, 2003, 1:50 AM CDT
In force
58 min
Issued by
NWS Little Rock, AR
Area
Counties, with a storm outline in the text

County Independence County, AR

The radar

The Little Rock radar (KLZK), 119 km from the middle of the area, began a volume at 05:56 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 (KLZK), launched 00:00Z, 5.9 hours before the alert went out and 179 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 2003-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3015 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, Little Rock, AR at 00:00Z on 2003-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
3015 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1456 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
99 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 Aug 22, 10:05 PM CDT, 2 hours 47 minutes earlier.

Area forecast discussion, Aug 22, 10:05 PM CDT, 2 hours 47 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1005 PM CDT FRI AUG 22 2003

A FEW THUNDERSTORMS MOVING OUT OF SOUTHEASTERN MISSOURI INTO EXTREME
NORTHEASTERN ARKANSAS AT 0300Z. QUICK UPDATE TO INCLUDE SMALL POPS
FOR OVERNIGHT FOR EXTREME NORTHERN PARTS OF CWA.

.LZK...NONE.

22
Hazardous weather outlook, Aug 22, 6:05 PM CDT, 6 hours 47 minutes before
ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-231000-

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
605 PM CDT FRI AUG 22 2003

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

.DAY ONE...TONIGHT

ISOLATED THUNDERSTORMS WILL DEVELOP AHEAD OF A COLD FRONT THIS
EVENING. THERE IS THE POTENTIAL FOR A COUPLE OF THE STORMS TO BE
STRONG WITH GUSTY WINDS AND HAIL.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

A COLD FRONT MAY REACH THE STATE WEDNESDAY...BRINGING ANOTHER CHANCE
OF SHOWERS AND THUNDERSTORMS AT THAT TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED.

28

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 23, 12:22 AM CDTSevere Thunderstorm WarningLZKJackson43 min
Aug 23, 1:04 AM CDTSevere Thunderstorm WarningLZKJackson46 min
Aug 23, 1:37 AM CDTSevere Thunderstorm WarningLZKWhite58 min
Aug 23, 1:39 AM CDTSevere Thunderstorm WarningLZKWhite56 min
Aug 23, 2:10 AM CDTSevere Thunderstorm WarningLZKCleburne30 min
Aug 23, 3:48 AM CDTSevere Thunderstorm WarningLZKPerry47 min
Aug 23, 4:07 AM CDTSevere Thunderstorm WarningLZKGarland, Saline48 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2003Every severe thunderstorm warning in 2003

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.