Alert archive / Arkansas / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 218, NWS Little Rock, AR

July 2, 2004Monroe County, Prairie County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jul 2, 2004, 2:55 PM CDT for Monroe County, Prairie County, Arkansas. It was in force for 45 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
Jul 2, 2004, 2:55 PM CDT (19:55 UTC)
Expired
Jul 2, 2004, 3:40 PM CDT
In force
45 min
Issued by
NWS Little Rock, AR
Area
Counties, with a storm outline in the text

Counties Monroe County, AR, Prairie County, AR

The radar

The Little Rock radar (KLZK), 81 km from the middle of the area, began a volume at 19:57 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

Jackson, MS (KJAN), launched 12:00Z, 7.9 hours before the alert went out and 296 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, Jackson, MS at 12:00Z on 2004-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 876 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, Jackson, MS at 12:00Z on 2004-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.193958Sfc1 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
876 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
813 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
48 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 Jul 2, 2:55 PM CDT, 0 minutes earlier.

Area forecast discussion, Jul 2, 2:55 PM CDT, 0 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LITTLE ROCK AR
255 PM CDT FRI JUL 2 2004

.SHORT TERM...TONIGHT THROUGH MONDAY NIGHT
REMNANTS OF MCS CONTS WORKING ACRS CNTRL AR ATTM. LOCALLY HEAVY
RAINS CONTS TO AFFECT PARTS OF THE FA AS WELL. LOOKS LIKE BULK OF
ACTIVITY SHOULD BE OVER ERN AR BY EARLY THIS EVENING AND WILL MAKE
FINAL DECISION ON EVENING POPS JUST BEFORE ZONE ISSUANCE.

UPPER SYSTEM CENTERED OVER ERN KS THIS AFTN IS PROGGED TO SHIFT EWD
OVER THE NEXT 24 HOURS. MEANWHILE...ANOTHER COMPLEX OF STORMS IS
FCST FORM TO OUR NW LATER THIS EVENING AS MORE ENERGY ROTATES AROUND
THE UPPER LOW. ACTIVITY IS PROGGED TO WORK SEWD LATE TONIGHT AND SAT
MRNG...AFFECTING MUCH OF NRN AND CNTRL AR. HAVE STUCK WITH THE
MESOETA SOLUTION FOR MUCH OF THE SHORT TERM.

AS FOR THE HEAVY RAIN POTENTIAL...APPEARS THAT NRN AND CNTRL
SECTIONS WILL SEE THE GREATEST THREAT WITH THE NEXT COMPLEX LATER
TNGT. THUS...PLAN TO EXTEND FF WATCH THRU TNGT FOR NRN AND CNTRL
SECTIONS AND ALLOW WATCH FOR SRN AR TO EXPIRE AT 00Z.

UPPER SYSTEM MOVES FURTHER AWAY FROM THE FA LATER SAT AND SUN TO
ALLOW FOR DECREASING POPS. MESOETA STILL SHOWING POSSIBLE REMNANTS
OF ANOTHER MCS DROPPING SEWD INTO AR BY SUN MNRG. HAVE STUCK WITH
GOING FCST AND KEPT SLGT CHC POPS TO CLOSE OUT THE WEEKEND.

MOS MIN TEMPS THRU THE PERIOD LOOK GOOD AND PRETTY MUCH FOLLOW
PERSISTENCE. HAVE GONE BELOW MOS MAX TEMPS FOR SAT WITH EXPECTED
CLOUD COVER AND RAIN CHCS. SWLY SFC FLOW ON SUN WL ALLOW FOR A
WARMING TREND. MOS OUTPUT INDCG HIGHS IN THE LOW TO MID 90S FOR
SUN. THESE READINGS SEEM A LITTLE TOO WARM WITH SOIL MOISTURE QUITE
HIGH AND HAVE GONE ABOUT A CAT LOWER SUN AND MON.
&&

.LONG TERM...TUESDAY THROUGH FRIDAY
A COLD FRONT WILL ENTER THE NORTHWESTERN SECTIONS OF ARKANSAS EARLY
WEDNESDAY AND THEN MOVE SLOWLY TOWARDS THE SOUTHEAST. AND BY THURSDAY
MORNING THE COLD FRONT IS EXPECTED TO BE NEAR THE SOUTHERN ARKANSAS
BORDER. THIS WILL BRING ABOUT SCATTERED SHOWERS AND THUNDERSTORMS
WEDNESDAY THROUGH EARLY THURSDAY. COOLER AND DRIER AIR WILL MOVE INTO
THE NORTHERN SECTIONS AFTER THE FRONTAL PASSAGE. BY FRIDAY THE FRONT
WILL BE QUASI-STATIONARY ACROSS THE SOUTHERN ARKANSAS BORDER. THIS
WILL LIKELY KEEP A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS ACROSS
MOST OF THE CWA.
&&

.LZK WATCHES/WARNINGS/ADVISORIES...
FLOOD WATCH UNTIL 700 PM CDT FRIDAY FOR ZONES ARZ052>057...
ARZ062>069.

FLOOD WATCH UNTIL 800 AM CDT SATURDAY FOR ZONES ARZ003>007...
ARZ012>016...ARZ021>025...ARZ030>034...ARZ037>047.
&&

44/38
Hazardous weather outlook, Jul 2, 8:15 AM CDT, 6 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LITTLE ROCK AR
815 AM CDT FRI JUL 2 2004

ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-031000-
ARKANSAS-BAXTER-BOONE-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND-
CONWAY-DALLAS-DESHA-DREW-FAULKNER-FULTON-GARLAND-GRANT-HOT SPRING-
INDEPENDENCE-IZARD-JACKSON-JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE-
MARION-MONROE-MONTGOMERY-NEWTON-OUACHITA-PERRY-PIKE-POLK-POPE-
PRAIRIE-PULASKI-SALINE-SCOTT-SEARCY-SHARP-STONE-VAN BUREN-WHITE-
WOODRUFF-YELL-
815 AM CDT FRI JUL 2 2004

THIS HAZARDOUS WEATHER OUTLOOK COVERS A LARGE PART OF ARKANSAS.

.DAY ONE...TODAY AND TONIGHT

A LARGE THUNDERSTORM COMPLEX WILL MOVE ACROSS MUCH OF WESTERN AND
NORTHERN ARKANSAS TODAY. BOUNDARIES LEFT OVER FROM THIS CONVECTION
WILL AID IN NEW SHOWER AND THUNDERSTORM DEVELOPMENT THIS AFTERNOON.
DUE TO THE SLOW MOVEMENT OF ANY STORMS...AND THE COPIOUS MOISTURE IN
THE AIR...HEAVY RAINFALL IS POSSIBLE WITH ANY STORM THAT DEVELOPS
TODAY AND TONIGHT. A FLASH FLOOD WATCH HAS BEEN ISSUED FOR MUCH OF
ARKANSAS DUE TO THE POTENTIAL OF RAINFALL AMOUNTS OVER 2 INCHES.
THIS WILL LEAD TO FLOODING OF LOW LYING AREAS TODAY.

AN UPPER LEVEL DISTURBANCE WILL MOVE AROUND THE MAIN UPPER LEVEL LOW
TODAY...AND WILL GENERATE SHOWERS AND THUNDERSTORMS IN ARKANSAS.
THERE IS A SLIGHT RISK OF SEVERE STORMS OVER ALL SECTIONS OF
ARKANSAS TODAY AND TONIGHT. AS THIS ENERGY INTERACTS WITH MOISTURE
OVER THE STATE. HEAVY RAIN...LARGE HAIL AND DAMAGING WINDS WILL BE
THE MAIN CONCERNS WITH THIS FEATURE TODAY AND TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

LEFTOVER BOUNDARIES FROM STORMS FRIDAY WILL HELP TO TRIGGER NEW
STORMS SATURDAY. MUCH OF THE STATE IS IN A SLIGHT RISK OF SEVERE
STORMS SATURDAY...AS A COLD FRONT INTERACTS WITH MOISTURE OVER THE
STATE. HEAVY RAIN...LARGE HAIL AND DAMAGING WINDS WILL BE THE
PRIMARY CONCERNS WITH SEVERE WEATHER.

FOR THE UPCOMING WEEK...MOISTURE WILL BE PLENTIFUL ONCE AGAIN ACROSS
THE STATE...AND WITH WARM UNSTABLE AIR IN PLACE...SCATTERED SHOWERS
AND THUNDERSTORMS WILL BE POSSIBLE THROUGH TUESDAY. A COLD FRONT
WILL MOVE INTO THE STATE WEDNESDAY...BRINGING A BETTER CHANCE OF
THUNDERSTORMS. THE FORECAST FOR THURSDAY IS FOR DRY CONDITIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND EVENING.

38

In the hours before

Local storm report, Jul 2, 10:06 AM CDT, 4 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
1006 AM CDT FRI JUL 02 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0100 PM     FLASH FLOOD      MONTONGO                33.73N 91.82W
07/01/2004                   DREW               AR   DEPT OF HIGHWAYS

            NUMEROUS ROADS UNDER WATER AND CLOSED IN AND NEAR
            MONTONGO.

&&

56
Local storm report, Jul 2, 12:53 PM CDT, 2 hours 2 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 9:12 PM CDTFlash Flood WarningLZKYell118 min
Jul 2, 11:14 AM CDTFlash Flood WarningLZKScott2 hr

Nearby

Severe Thunderstorm Warnings in Arkansas, 2004Every severe thunderstorm warning in 2004

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.