Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 197, NWS Little Rock, AR

May 26, 2002Dallas County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at May 26, 2002, 2:50 PM CDT for Dallas County, Arkansas. It was in force for 25 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 26, 2002, 2:50 PM CDT (19:50 UTC)
Expired: May 26, 2002, 3:15 PM CDT
In force: 25 min
Issued by: NWS Little Rock, AR
Area: Counties, with a storm outline in the text

County Dallas County, AR

The radar

The Little Rock radar (KLZK), 103 km from the middle of the area, began a volume at 19:54 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.

What was reported inside it

Time	Report	Where	Remark
May 26, 3:00 PM CDT	Thunderstorm Wind 50 E	Carthage, AR	Thunderstorm winds downed several large trees on Highway 229 at Carthage.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 7.8 hours before the alert went out and 195 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1160 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 1182 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: -28 m²/s²
0-3 km storm-relative helicity: 3 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 May 26, 10:43 AM CDT, 4 hours 7 minutes earlier.

Area forecast discussion, May 26, 10:43 AM CDT, 4 hours 7 minutes before

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1043 AM CDT SUN MAY 26 2002

MOST CURRENT SFC DATA SHOWS ILL-DEFINED SFC BNDRY OVER SRN AR ATTM.
DEWPOINTS HAVE FALLEN INTO THE 50S OVER NRN AR...WITH 60S COMMON IN
THE CNTRL AND SRN PARTS OF THE FA.

EXPECT ONGOING CONVECTION OVER WRN AR WILL GRADUALLY WEAKEN FURTHER
THROUGH MIDDAY. RESIDUAL SFC BNDRY/S WILL BE FOCUS FOR ADDITIONAL
SHRA/TSRA DEVELOPMENT THIS AFTN. CURRENT POP FCST FOR THIS AFTN
LOOKS GOOD. WILL TWEAK TEMP AND CLOUD TRENDS AFTER 16Z OBS ARRIVE.
UPDATES WILL BE OUT SHORTLY AFTER THE TOP OF THE HOUR. ..44..

.LZK...NONE.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 2:53 AM CDT	Severe Thunderstorm Warning	LZK	Jefferson	37 min
May 26, 7:55 AM CDT	Severe Thunderstorm Warning	LZK	Monroe	35 min
May 26, 12:49 PM CDT	Severe Thunderstorm Warning	LZK	Garland	56 min
May 26, 1:09 PM CDT	Severe Thunderstorm Warning	LZK	Clark	51 min
May 26, 1:58 PM CDT	Severe Thunderstorm Warning	LZK	Ouachita	47 min
May 26, 2:10 PM CDT	Severe Thunderstorm Warning	LZK	Saline	35 min
May 26, 2:36 PM CDT	Severe Thunderstorm Warning	LZK	Pulaski	34 min
May 26, 3:19 PM CDT	Severe Thunderstorm Warning	LZK	Jefferson	41 min
May 26, 3:27 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie	23 min
May 26, 3:28 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie	22 min
May 26, 3:35 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas	35 min
May 26, 4:02 PM CDT	Severe Thunderstorm Warning	LZK	Drew	38 min
May 26, 4:26 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas	39 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.