Alert archive / Arkansas / Tornado Watches in 2003

Tornado Watch 256

May 5, 20035 states

The Storm Prediction Center issued this tornado watch at May 5, 2003, 3:25 PM CDT for 5 states. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 5, 2003, 3:25 PM CDT (20:25 UTC)
Expired
May 5, 2003, 10:00 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
All 85 counties

Arkansas County, AR, Ashley County, AR, Baxter County, AR, Boone County, AR, Bradley County, AR, Calhoun County, AR, Carroll County, AR, Chicot County, AR, Clark County, AR, Cleburne County, AR, Cleveland County, AR, Columbia County, AR, Conway County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Dallas County, AR, Desha County, AR, Drew County, AR, Faulkner County, AR, Franklin County, AR, Garland County, AR, Grant County, AR, Greene County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Jefferson County, AR, Johnson County, AR, Lafayette County, AR, Lawrence County, AR, Lee County, AR, Lincoln County, AR, Little River County, AR, Logan County, AR, Lonoke County, AR, Marion County, AR, Miller County, AR, Mississippi County, AR, Monroe County, AR, Montgomery County, AR, Nevada County, AR, Newton County, AR, Ouachita County, AR, Perry County, AR, Phillips County, AR, Pike County, AR, Poinsett County, AR, Polk County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Scott County, AR, Searcy County, AR, Sevier County, AR, Sharp County, AR, St. Francis County, AR, Stone County, AR, Union County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Yell County, AR, Bossier Parish, LA, Claiborne Parish, LA, East Carroll Parish, LA, Morehouse Parish, LA, Union Parish, LA, Webster Parish, LA, West Carroll Parish, LA, Dunklin County, MO, Pemiscot County, MO, Bolivar County, MS, Coahoma County, MS, Tunica County, MS, Bowie County, TX, Cass County, TX, Marion County, TX, Morris County, TX, Upshur County, TX

The radar

The Little Rock radar (KLZK), 99 km from the middle of the area, began a volume at 20:27 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.

Warnings issued inside it

66 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 5, 3:26 PM CDTSevere Thunderstorm WarningLZKOuachita29 min
May 5, 3:29 PM CDTTornado WarningLZKDesha41 min
May 5, 3:29 PM CDTSevere Thunderstorm WarningSHVMorris, Titus46 min
May 5, 3:30 PM CDTSevere Thunderstorm WarningLZKCalhoun30 min
May 5, 3:32 PM CDTSevere Thunderstorm WarningLZKPike43 min
May 5, 3:42 PM CDTSevere Thunderstorm WarningSHVLittle River48 min
May 5, 3:45 PM CDTTornado WarningSHVHoward30 min
May 5, 3:45 PM CDTSevere Thunderstorm WarningSHVBowie60 min
May 5, 3:47 PM CDTSevere Thunderstorm WarningSHVCamp, Upshur43 min
May 5, 3:51 PM CDTSevere Thunderstorm WarningLZKCleveland29 min
May 5, 3:57 PM CDTSevere Thunderstorm WarningSHVMiller63 min
May 5, 3:57 PM CDTSevere Thunderstorm WarningSHVCass48 min
May 5, 4:04 PM CDTSevere Thunderstorm WarningJANBolivar, Sunflower41 min
May 5, 4:07 PM CDTSevere Thunderstorm WarningLZKLincoln38 min
May 5, 4:08 PM CDTSevere Thunderstorm WarningLZKClark, Dallas42 min
May 5, 4:25 PM CDTSevere Thunderstorm WarningSHVHempstead, Lafayette50 min
May 5, 4:31 PM CDTSevere Thunderstorm WarningLZKCleveland, Jefferson44 min
May 5, 4:36 PM CDTSevere Thunderstorm WarningSHVMorris24 min
May 5, 4:40 PM CDTSevere Thunderstorm WarningSHVCass65 min
May 5, 4:43 PM CDTSevere Thunderstorm WarningMEGGreene47 min
May 5, 4:44 PM CDTSevere Thunderstorm WarningJANBolivar26 min
May 5, 4:45 PM CDTSevere Thunderstorm WarningLZKArkansas, Lincoln45 min
May 5, 4:47 PM CDTSevere Thunderstorm WarningMEGCoahoma28 min
May 5, 4:48 PM CDTTornado WarningJANBolivar22 min
May 5, 4:52 PM CDTSevere Thunderstorm WarningLZKDallas, Grant43 min
May 5, 4:52 PM CDTSevere Thunderstorm WarningSHVMiller38 min
May 5, 4:59 PM CDTSevere Thunderstorm WarningMEGPemiscot46 min
May 5, 5:00 PM CDTSevere Thunderstorm WarningLZKDesha30 min
May 5, 5:05 PM CDTTornado WarningMEGCoahoma, Quitman25 min
May 5, 5:07 PM CDTSevere Thunderstorm WarningMEGCraighead23 min
May 5, 5:10 PM CDTSevere Thunderstorm WarningLZKCleveland25 min
May 5, 5:10 PM CDTSevere Thunderstorm WarningLZKOuachita30 min
May 5, 5:15 PM CDTTornado WarningMEGMississippi30 min
May 5, 5:19 PM CDTTornado WarningMEGMississippi26 min
May 5, 5:20 PM CDTSevere Thunderstorm WarningJANBolivar30 min
May 5, 5:22 PM CDTSevere Thunderstorm WarningLZKJefferson38 min
May 5, 5:22 PM CDTSevere Thunderstorm WarningSHVColumbia, Lafayette53 min
May 5, 5:27 PM CDTSevere Thunderstorm WarningMEGCoahoma, Quitman48 min
May 5, 5:33 PM CDTSevere Thunderstorm WarningLZKCleveland27 min
May 5, 5:42 PM CDTSevere Thunderstorm WarningMEGPemiscot48 min
May 5, 5:43 PM CDTSevere Thunderstorm WarningLZKOuachita47 min
May 5, 5:53 PM CDTSevere Thunderstorm WarningLZKCalhoun32 min
May 5, 5:59 PM CDTSevere Thunderstorm WarningLZKDesha41 min
May 5, 6:01 PM CDTSevere Thunderstorm WarningLZKCleveland, Jefferson, Lincoln29 min
May 5, 6:06 PM CDTSevere Thunderstorm WarningLZKArkansas34 min
May 5, 6:14 PM CDTSevere Thunderstorm WarningJANBolivar46 min
May 5, 6:16 PM CDTSevere Thunderstorm WarningJANBolivar44 min
May 5, 6:19 PM CDTSevere Thunderstorm WarningLZKBradley31 min
May 5, 6:19 PM CDTSevere Thunderstorm WarningSHVUnion56 min
May 5, 6:23 PM CDTSevere Thunderstorm WarningMEGGreene52 min
May 5, 6:26 PM CDTSevere Thunderstorm WarningMEGPhillips49 min
May 5, 6:38 PM CDTSevere Thunderstorm WarningLZKArkansas, Desha37 min
May 5, 6:38 PM CDTSevere Thunderstorm WarningLZKDrew47 min
May 5, 6:55 PM CDTSevere Thunderstorm WarningLZKBradley30 min
May 5, 7:01 PM CDTSevere Thunderstorm WarningJANBolivar59 min
May 5, 7:03 PM CDTSevere Thunderstorm WarningMEGCoahoma27 min
May 5, 7:07 PM CDTFlash Flood WarningJANBolivar3 hr
May 5, 7:22 PM CDTFlash Flood WarningMEGGreene113 min
May 5, 7:25 PM CDTSevere Thunderstorm WarningLZKDesha, Drew45 min
May 5, 7:30 PM CDTTornado WarningJANBolivar40 min
May 5, 7:41 PM CDTFlash Flood WarningMEGCalhoun, Chickasaw, Coahoma, Lafayette, Monroe, Panola and 4 more3 hr
May 5, 7:48 PM CDTTornado WarningLZKDesha32 min
May 5, 8:10 PM CDTTornado WarningJANBolivar60 min
May 5, 8:35 PM CDTSevere Thunderstorm WarningLZKDesha30 min
May 5, 8:37 PM CDTSevere Thunderstorm WarningLZKDesha28 min
May 5, 9:10 PM CDTTornado WarningJANBolivar25 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 8.4 hours before the alert went out and 199 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, Shreveport, LA at 12:00Z on 2003-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3415 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, Shreveport, LA at 12:00Z on 2003-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 298 square meters per square second.1939587897Sfc1 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
3415 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
619 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
298 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
5.2
Supercell composite
18.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS20 KWNS 052026
SEL6  
SPC WW 052025
ARZ000-LAZ000-MOZ000-OKZ000-TXZ000-060300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 256 
NWS STORM PREDICTION CENTER NORMAN OK 
325 PM CDT MON MAY 5 2003

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       ARKANSAS
       EXTREME NORTHWEST LOUISIANA
       MISSOURI BOOTHEEL
       EXTREME SOUTHEAST OKLAHOMA
       FAR NORTHEAST TEXAS

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 325 PM UNTIL 1000
PM CDT.

...THIS IS A PARTICULARLY DANGEROUS SITUATION...

DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 110 STATUTE MILES EAST AND
WEST OF A LINE FROM 40 MILES WEST NORTHWEST OF WALNUT RIDGE
ARKANSAS TO 45 MILES SOUTH SOUTHWEST OF EL DORADO ARKANSAS.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 252...TORNADO WATCH NUMBER 254. WATCH NUMBER 252 254
WILL NOT BE IN EFFECT AFTER 325 PM CDT. CONTINUE...WW 253...WW
255...


DISCUSSION...EXPLOSIVE DEVELOPMENT OF SUPERCELLS IS EXPECTED INTO
CENTRAL AR OVER THE NEXT FEW HOURS.  VORT MAX/SHORTWAVE TROUGH NOW
LIFTING ACROSS NERN TX WILL CONTINUE NE THROUGH THE EVENING...AND
ENHANCE LARGE SCALE ASCENT ACROSS EXTREMELY UNSTABLE AND WEAKLY
CAPPED AIR MASS.  TORNADIC SUPERCELLS ARE LIKELY...GIVEN THE SHEAR
IN PLACE...WITH AN ATTENDANT THREAT OF STRONG/VIOLENT TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 25045.


...EVANS

361,0893 323,0911 323,0950 361,0933

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 4, 7:19 PM CDTMesoscale DiscussionSPCBaxter, Benton, Boone, Carroll, Cleburne, Conway and 21 more86 min
May 4, 7:34 PM CDTMesoscale DiscussionSPCClay, Craighead, Crittenden, Cross, Greene, Jackson and 7 more116 min
May 4, 9:26 PM CDTMesoscale DiscussionSPCClay, Craighead, Crittenden, Cross, Greene, Jackson and 7 more2 hr
May 4, 9:42 PM CDTMesoscale DiscussionSPCBaxter, Benton, Boone, Carroll, Cleburne, Conway and 29 more93 min
May 5, 12:50 AM CDTTornado WatchSPCBaxter, Benton, Boone, Carroll, Clark, Cleburne and 34 more5 hr
May 5, 1:20 AM CDTTornado WatchSPCArkansas, Clay, Craighead, Crittenden, Cross, Greene and 7 more6 hr
May 5, 4:18 AM CDTMesoscale DiscussionSPCClay, Craighead, Crittenden, Cross, Greene, Independence and 14 more57 min
May 5, 4:55 AM CDTTornado WatchSPCClay, Craighead, Crittenden, Cross, Greene, Jackson and 9 more6 hr
May 5, 7:11 AM CDTMesoscale DiscussionSPCCrittenden, Cross, Lee, Mississippi, St. Francis2 hr
May 5, 9:56 AM CDTMesoscale DiscussionSPCArkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 33 more2 hr
May 5, 10:38 AM CDTMesoscale DiscussionSPCArkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 19 more3 hr
May 5, 10:40 AM CDTTornado WatchSPCArkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 21 more5 hr
May 5, 1:05 PM CDTTornado WatchSPCCleburne, Conway, Craighead, Crawford, Crittenden, Cross and 21 more3 hr
May 5, 1:13 PM CDTMesoscale DiscussionSPCArkansas, Ashley, Bradley, Calhoun, Clark, Cleveland and 17 more2 hr
May 5, 5:18 PM CDTMesoscale DiscussionSPCAshley, Bradley, Calhoun, Clark, Cleveland, Columbia and 24 more117 min
May 5, 5:40 PM CDTMesoscale DiscussionSPCAshley, Bradley, Chicot, Desha, Drew2 hr
May 5, 9:05 AM CDTMesoscale DiscussionSPCAlcorn, Attala, Benton, Calhoun, Carroll, Chickasaw and 32 more115 min
May 5, 9:35 AM CDTTornado WatchSPCAlcorn, Attala, Benton, Calhoun, Carroll, Chickasaw and 31 more5 hr
May 5, 11:06 AM CDTMesoscale DiscussionSPCAlcorn, Attala, Benton, Calhoun, Carroll, Chickasaw and 31 more114 min
May 5, 2:13 PM CDTMesoscale DiscussionSPCAlcorn, Attala, Benton, Calhoun, Carroll, Chickasaw and 31 more62 min
May 5, 2:35 PM CDTTornado WatchSPCAlcorn, Attala, Benton, Calhoun, Carroll, Chickasaw and 29 more7 hr
May 4, 8:05 PM CDTMesoscale DiscussionSPCAudrain, Bollinger, Callaway, Cape Girardeau, Clark, Crawford and 27 more85 min
May 4, 9:05 PM CDTMesoscale DiscussionSPCBates, Benton, Boone, Caldwell, Carroll, Cass and 23 more85 min
May 4, 10:40 PM CDTTornado WatchSPCBollinger, Cape Girardeau, Franklin, Iron, Jefferson, Madison and 5 more5 hr
May 4, 11:05 PM CDTSevere Thunderstorm WatchSPCAudrain, Boone, Callaway, Cole, Franklin, Gasconade and 17 more5 hr
May 5, 1:30 AM CDTMesoscale DiscussionSPCBollinger, Cape Girardeau, Iron, Jefferson, Madison, Perry and 3 more90 min
May 5, 1:46 AM CDTMesoscale DiscussionSPCCity of Saint Louis89 min
May 5, 3:41 AM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Iron, Madison, Mississippi and 8 more34 min
May 5, 3:50 AM CDTTornado WatchSPCBollinger, Butler, Cape Girardeau, Iron, Jefferson, Madison and 9 more6 hr
May 5, 6:32 AM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Madison, Mississippi, New Madrid and 4 more88 min
May 5, 9:19 AM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Madison, Mississippi, Perry and 5 more56 min

Nearby

Tornado Watches in Arkansas, 2003Tornado Watches in Louisiana, 2003Tornado Watches in Texas, 2003Every tornado watch 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.