Alert archive / Arkansas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 424, NWS Little Rock, AR

August 3, 2003White County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Aug 3, 2003, 10:45 PM CDT for White County, Arkansas. It was in force for 60 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 3, 2003, 10:45 PM CDT (03:45 UTC)
Expired: Aug 3, 2003, 11:45 PM CDT
In force: 60 min
Issued by: NWS Little Rock, AR
Area: Counties, with a storm outline in the text

County White County, AR

The radar

The Little Rock radar (KLZK), 66 km from the middle of the area, began a volume at 03:46 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, 3.8 hours before the alert went out and 170 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: 1685 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1135 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 50 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.0

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 3, 9:58 PM CDT, 47 minutes earlier.

Area forecast discussion, Aug 3, 9:58 PM CDT, 47 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
958 PM CDT SUN AUG 3 2003

WILL NOT BE UPDATING THE ZONE FORECAST TEXT. HOWEVER...WILL ADJUST
THE TEMPERATURE GRID TRENDS TO FIT THE CURRENT TRENDS BETTER.
SHOWERS AND THUNDERSTORMS CONTINUE IN THE NORTHEAST. CHANCES OF
SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE AREA WITH THE
WARM FRONT LOCATED NEAR THE MISSOURI BORDER.

.LZK...NONE.

51

Hazardous weather outlook, Aug 3, 5:50 PM CDT, 4 hours 55 minutes before

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-041000-

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
550 PM CDT SUN AUG 3 2003

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

.DAY ONE...TODAY AND TONIGHT

A STATIONARY FRONT LIFTED FROM NORTHERN ARKANSAS INTO SOUTHERN
MISSOURI THIS AFTERNOON. THE FRONT IS EXPECTED TO BECOME ACTIVE
OVERNIGHT...WITH SCATTERED THUNDERSTORMS DEVELOPING. WITH A
NORTHERLY FLOW ALOFT...ANY STORMS THAT DEVELOP WILL PUSH INTO
NORTHERN ARKANSAS.

ALSO...A SYSTEM ALOFT IN SOUTHEAST KANSAS WILL HEAD THROUGH EASTERN
OKLAHOMA AND EVENTUALLY INTO WESTERN ARKANSAS. A FEW STORMS MAY
DEVELOP IN RESPONSE TO THE SYSTEM...WITH THE STORMS CONFINED MAINLY
TO THE WESTERN COUNTIES.

ISOLATED SEVERE WEATHER MAY OCCUR IN NORTHERN AND WESTERN
ARKANSAS OVERNIGHT...WITH HAIL THE MAIN SEVERE WEATHER THREAT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

ANY STORMS THAT DEVELOP TONIGHT IN NORTHERN AND WESTERN ARKANSAS
WILL LINGER INTO MONDAY MORNING BEFORE DISSIPATING. DURING THE HEAT
OF MONDAY AFTERNOON...STORMS MAY REDEVELOP BUT THEY SHOULD REMAIN
ISOLATED.

MONDAY NIGHT INTO TUESDAY...A STORM SYSTEM AND ASSOCIATED COLD FRONT
WILL APPROACH FROM THE WEST. BETTER CHANCES FOR SHOWERS AND
THUNDERSTORMS ARE IN THE FORECAST...WITH SEVERE WEATHER POSSIBLE.
THE STORMS SHOULD LINGER INTO WEDNESDAY BEFORE BECOMING MORE
ISOLATED LATE IN THE WEEK.

.SPOTTER INFORMATION STATEMENT...

IN GENERAL...SEVERE WEATHER WILL REMAIN ISOLATED THROUGH TONIGHT. AS
A RESULT...SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

46

In the hours before

Local storm report, Aug 3, 5:10 PM CDT, 5 hours 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
510 PM CDT SUN AUG 3 2003

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

0835 AM    WAYTON                    AR   .88 INCH HAIL
08/03/03   NEWTON                         REPORTED BY PUBLIC

0945 AM    DENNARD                   AR   1.75 INCH HAIL
08/03/03   VAN BUREN                      HAIL COVERED THE GROUND.
                                          REPORTED BY LAW ENFORCEMENT

1135 AM    1 N CORD                  AR   1.00 INCH HAIL
08/03/03   INDEPENDENCE                   REPORTED BY STORM SPOTTER

1135 AM    3 N CORD                  AR   .75 INCH HAIL
08/03/03   INDEPENDENCE                   REPORTED BY STORM SPOTTER

28

Local storm report, Aug 3, 7:31 PM CDT, 3 hours 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
731 PM CDT SUN AUG 3 2003

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

0710 PM    GLENCOE                   AR   .75 INCH HAIL
08/03/03   FULTON                         REPORTED BY
                                          STORM SPOTTER

0725 PM    HORSESHOE BEND            AR   .75 INCH HAIL
08/03/03   IZARD                          REPORTED BY
                                          STORM SPOTTER

28

Local storm report, Aug 3, 8:30 PM CDT, 2 hours 15 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
830 PM CDT SUN AUG 3 2003

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

0930 AM    7 SW LESLIE               AR   1.00 INCH HAIL
08/03/03   SEARCY                         HAIL LASTED 15 MINUTES.
                                          HAIL DAMAGED GARDEN AND
                                          KNOCKED NUMEROUS LEAVES OFF
                                          TREES. REPORTED BY PUBLIC

0930 AM    7 SW LESLIE               AR   WIND DAMAGE
08/03/03   SEARCY                         LARGE LIMBS DOWN. REPORTED
                                          BY PUBLIC

28

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 3, 7:12 PM CDT	Severe Thunderstorm Warning	LZK	Izard	33 min
Aug 3, 8:33 PM CDT	Severe Thunderstorm Warning	LZK	Izard	57 min
Aug 3, 10:39 PM CDT	Severe Thunderstorm Warning	LZK	Cleburne	46 min
Aug 3, 10:49 PM CDT	Severe Thunderstorm Warning	LZK	White	56 min
Aug 4, 12:25 AM CDT	Severe Thunderstorm Warning	LZK	Cleburne	40 min
Aug 4, 4:10 PM CDT	Severe Thunderstorm Warning	LZK	Baxter	40 min
Aug 4, 5:17 PM CDT	Severe Thunderstorm Warning	LZK	Izard, Stone	33 min
Aug 4, 5:27 PM CDT	Severe Thunderstorm Warning	LZK	Sharp	58 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2003 Every 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.