Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 67, NWS Little Rock, AR

March 30, 2002Hot Spring County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Mar 30, 2002, 4:13 AM CST for Hot Spring County, Arkansas. It was in force for 32 min. 2 reports 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: Mar 30, 2002, 4:13 AM CST (10:13 UTC)
Expired: Mar 30, 2002, 4:45 AM CST
In force: 32 min
Issued by: NWS Little Rock, AR
Area: Counties, with a storm outline in the text

County Hot Spring County, AR

The radar

The Little Rock radar (KLZK), 85 km from the middle of the area, began a volume at 10:16 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
Mar 30, 4:25 AM CST	Hail 0.75	Social Hill, AR
Mar 30, 4:33 AM CST	Hail 0.75	Malvern, AR

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 00:00Z, 10.2 hours before the alert went out and 218 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: 2462 J/kg
Mixed-layer CIN: -66 J/kg
Mixed-layer LCL: 1005 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 78 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 2.6

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 Mar 29, 10:00 PM CST, 6 hours 13 minutes earlier.

Area forecast discussion, Mar 29, 10:00 PM CST, 6 hours 13 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1000 PM CST FRI MAR 29 2002

QUICK UPDATE THIS EVENING DUE TO SEVERE WEATHER. SEVERE
THUNDERSTORMS CONTINUE TO FIRE UP ALONG THE COLD FRONT MOVING
SOUTHWARD THROUGH THE CWA. EXPECT THIS ACTIVITY TO SLOWLY DISSIPATE
THROUGH THE LATE EVENING. STORMS APPEAR TO BE HAIL MAKERS MORE THAN
ANYTHING ELSE.  FORECAST WILL BE UPDATED TO CLEAN UP WORDING AND
ADJUST FOR CURRENT TRENDS.

FORECAST FOR WET WEATHER ACROSS CENTRAL AND SOUTHERN ARKANSAS STILL
LOOKS GOOD AS UPPER LEVEL LOW LIFTS OUT OF THE SOUTHWEST AND
INTERACTS WITH LOTS OF GULF MOISTURE AND FAVORABLE DYNAMICS.

FCSTID = 56

.LZK...FLASH FLOOD WATCH FOR SATURDAY AND SATURDAY NIGHT FOR ZONES
ARZ052>053...ARZ062>063...ARZ066>069.

In the hours before

Local storm report, Mar 29, 11:13 PM CST, 5 hours before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1113 PM CST FRI MAR 29 2002

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    4 S DE WITT               AR   FLOOD
03/29/02   ARKANSAS                       REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.
                                          WATER STARTING TO COVER
                                          HIGHWAY 152

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 29, 8:22 PM CST	Severe Thunderstorm Warning	LZK	Arkansas	38 min
Mar 29, 8:31 PM CST	Severe Thunderstorm Warning	LZK	Grant	29 min
Mar 29, 8:36 PM CST	Severe Thunderstorm Warning	LZK	Jefferson	24 min
Mar 29, 8:54 PM CST	Severe Thunderstorm Warning	LZK	Pulaski, Saline	51 min
Mar 29, 9:02 PM CST	Severe Thunderstorm Warning	LZK	Arkansas, Monroe	28 min
Mar 29, 9:34 PM CST	Severe Thunderstorm Warning	LZK	Arkansas	26 min
Mar 29, 10:09 PM CST	Severe Thunderstorm Warning	LZK	Arkansas	51 min
Mar 29, 10:17 PM CST	Flash Flood Warning	LZK	Arkansas	3 hr
Mar 29, 11:47 PM CST	Severe Thunderstorm Warning	LZK	Arkansas	28 min
Mar 30, 3:38 AM CST	Severe Thunderstorm Warning	LZK	Clark, Hot Spring	22 min
Mar 30, 4:48 AM CST	Severe Thunderstorm Warning	LZK	Jefferson	27 min
Mar 30, 5:05 AM CST	Severe Thunderstorm Warning	LZK	Arkansas	40 min
Mar 30, 5:45 AM CST	Severe Thunderstorm Warning	LZK	Arkansas, Monroe	35 min
Mar 30, 6:27 AM CST	Flash Flood Warning	LZK	Clark, Grant, Hot Spring, Pike	3 hr
Mar 30, 7:08 AM CST	Flash Flood Warning	LZK	Arkansas, Jefferson	2 hr
Mar 30, 10:12 AM CST	Severe Thunderstorm Warning	LZK	Calhoun	28 min
Mar 30, 10:36 AM CST	Severe Thunderstorm Warning	LZK	Bradley	29 min
Mar 30, 10:59 AM CST	Severe Thunderstorm Warning	LZK	Drew	31 min
Mar 30, 11:24 AM CST	Severe Thunderstorm Warning	LZK	Desha	31 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.