Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 137, NWS Little Rock, AR

May 3, 2002Calhoun County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at May 3, 2002, 1:35 AM CDT for Calhoun County, Arkansas. It was in force for 40 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: May 3, 2002, 1:35 AM CDT (06:35 UTC)
Expired: May 3, 2002, 2:15 AM CDT
In force: 40 min
Issued by: NWS Little Rock, AR
Area: Counties, with a storm outline in the text

County Calhoun County, AR

The radar

The Little Rock radar (KLZK), 144 km from the middle of the area, began a volume at 06:37 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

Shreveport, LA (KSHV), launched 00:00Z, 6.6 hours before the alert went out and 167 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: 2991 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 829 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 153 m²/s²
0-3 km storm-relative helicity: 218 m²/s²
Significant tornado parameter: 4.3
Supercell composite: 16.4

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 2, 8:15 PM CDT, 5 hours 20 minutes earlier.

Area forecast discussion, May 2, 8:15 PM CDT, 5 hours 20 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
815 PM CDT THU MAY 2 2002

HAVE SENT OUT A QUICK UPDATE TO REMOVE SEVERE THUNDERSTORM WATCH 213
WHICH EXPIRED AT 800 PM. LOWERED POPS IN CENTRAL/EAST GROUP TO
SLIGHT CHANCE. FOR NOW...WILL LEAVE REMAINDER OF FORECAST UNCHANGED
AS EVERYTHING LOOKS TO BE ON TRACK.

HAVE ALSO REMOVED SEVERE WORDING...AS THE THREAT FOR ORGANIZED
SEVERE WEATHER HAS MOVED EAST. HAVE ISSUED SPS TO ACCOUNT FOR
POSSIBLE STRONG STORMS FOR THE REMAINDER OF THE EVENING.

FCSTID = 57

.LZK...NONE.

In the hours before

Special weather statement, May 2, 8:06 PM CDT, 5 hours 29 minutes before

ARZ047-056-057-063>065-067>069-030155-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
806 PM CDT THU MAY 2 2002

...SEVERE THUNDERSTORM WATCH 213 FOR PARTS OF SOUTHERN ARKANSAS
HAS EXPIRED...

THE COUNTIES THAT WERE IN THIS WATCH INCLUDED ARKANSAS....
BRADLEY...CALHOUN...CLEVELAND...DESHA...DREW...JEFFERSON AND
LINCOLN.

WHILE THE THREAT FOR WIDESPREAD SEVERE WEATHER HAS COME TO AN END
...STRONG THUNDERSTORMS ARE STILL POSSIBLE FOR THE NEXT SEVERAL
HOURS ACROSS PARTS OF SOUTHERN ARKANSAS.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR THE LATEST WEATHER
INFORMATION FROM YOUR NATIONAL WEATHER SERVICE.

56

Local storm report, May 2, 8:40 PM CDT, 4 hours 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK, AR
840 PM CDT THU MAY 2 2002

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

0745 PM    7 S HAMPTON               AR   1.75 INCH HAIL
05/02/02   CALHOUN                        REPORTED BY
PUBLIC

0810 PM    KELSO                     AR   .75 INCH HAIL
05/02/02   DESHA                          REPORTED BY
PUBLIC

0820 PM    NEAR JOHNSVILLE           AR   WIND DAMAGE
05/02/02   BRADLEY                        TREES AND POWER LINES
                                          DOWN. REPORTED BY LAW
                                          ENFORCEMENT

57

Local storm report, May 2, 8:45 PM CDT, 4 hours 50 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK, AR
845 PM CDT THU MAY 2 2002

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

0745 PM    7 S HAMPTON               AR   1.75 INCH HAIL
05/02/02   CALHOUN                        REPORTED BY PUBLIC

0810 PM    KELSO                     AR   .75 INCH HAIL
05/02/02   DESHA                          REPORTED BY PUBLIC

0820 PM    NEAR JOHNSVILLE           AR   WIND DAMAGE
05/02/02   BRADLEY                        TREES AND POWER LINES
                                          DOWN. REPORTED BY LAW
                                          ENFORCEMENT

57

Local storm report, May 3, 12:07 AM CDT, 1 hour 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK, AR
1207 AM CDT FRI MAY 3 2002

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

1140 PM    ROWELL                    AR   .75 INCH HAIL
05/02/02   CLEVELAND                      REPORTED BY LAW
                                          ENFORCEMENT

1152 PM    5 S STAR CITY             AR   1.75 INCH HAIL
05/02/02   LINCOLN                        REPORTED BY LAW
                                          ENFORCEMENT

57

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 7:29 PM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Ouachita	31 min
May 2, 7:50 PM CDT	Severe Thunderstorm Warning	LZK	Desha	35 min
May 2, 7:53 PM CDT	Severe Thunderstorm Warning	LZK	Bradley	37 min
May 2, 8:40 PM CDT	Severe Thunderstorm Warning	LZK	Drew	35 min
May 2, 9:48 PM CDT	Severe Thunderstorm Warning	LZK	Cleveland, Lincoln	42 min
May 2, 10:12 PM CDT	Severe Thunderstorm Warning	LZK	Desha	33 min
May 2, 11:25 PM CDT	Severe Thunderstorm Warning	LZK	Cleveland, Lincoln	50 min
May 3, 12:05 AM CDT	Severe Thunderstorm Warning	LZK	Desha	40 min
May 3, 12:08 AM CDT	Severe Thunderstorm Warning	LZK	Desha	37 min
May 3, 1:59 AM CDT	Severe Thunderstorm Warning	LZK	Bradley	31 min
May 3, 2:52 AM CDT	Severe Thunderstorm Warning	LZK	Desha	23 min
May 3, 6:06 AM CDT	Severe Thunderstorm Warning	LZK	Hot Spring	19 min
May 3, 6:21 AM CDT	Severe Thunderstorm Warning	LZK	Saline	24 min
May 3, 6:46 AM CDT	Severe Thunderstorm Warning	LZK	Clark, Hot Spring	29 min
May 3, 6:51 AM CDT	Severe Thunderstorm Warning	LZK	Pulaski	24 min
May 3, 7:19 AM CDT	Severe Thunderstorm Warning	LZK	Grant	26 min
May 3, 9:43 AM CDT	Flash Flood Warning	LZK	Arkansas, Desha, Drew, Lincoln	3 hr
May 3, 9:47 AM CDT	Flash Flood Warning	LZK	Arkansas, Desha, Drew, Lincoln	3 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.