Alert archive / Louisiana / Tornado Warnings in 2003

Tornado Warning 138, NWS Jackson, MS

May 7, 2003Richland Parish, Louisiana

NWS Jackson, MS issued this tornado warning at May 7, 2003, 6:36 AM CDT for Richland Parish, Louisiana. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 7, 2003, 6:36 AM CDT (11:36 UTC)
Expired
May 7, 2003, 7:15 AM CDT
In force
39 min
Issued by
NWS Jackson, MS
Area
Counties, with a storm outline in the text

County Richland Parish, LA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 7, 4:55 AM CDTTornado WatchSPC6 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 11.6 hours before the alert went out and 166 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 00:00Z on 2003-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2206 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 00:00Z on 2003-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 square meters per square second.19395878Sfc1 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
2206 J/kg
Mixed-layer CIN
-215 J/kg
Mixed-layer LCL
1131 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
303 m²/s²
Significant tornado parameter
0.0
Supercell composite
11.5

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KJAN 071136 CCA
TORJAN
LAC083-071215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED FOR COUNTY CODING
NATIONAL WEATHER SERVICE JACKSON MS
628 AM CDT WED MAY 7 2003

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  RICHLAND PARISH IN NORTHEAST LOUISIANA

* UNTIL 715 AM CDT

* AT 628 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A TORNADO 7 MILES WEST OF START....MOVING EAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO...
  BE NEAR START AT 645 AM CDT
  BE NEAR OAK RIDGE AT 650 AM CDT
  BE NEAR RAYVILLE AT 655 AM CDT

IN ADDITION TO THE THREAT OF A TORNADO...DAMAGING HAIL AND STRONG
WINDS CAN BE EXPECTED. GO TO A SAFE PLACE NOW

IF NO UNDERGROUND SHELTER IS AVAILABLE...GO TO AN INTERIOR ROOM ON
THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES ARE NOT SAFE.

DOPPLER RADAR INDICATED A TORNADO MAY FORM AT ANY TIME. TAKE COVER
NOW. ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR.

LAT...LON 3263 9216 3246 9220 3231 9174 3267 9166

$$

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 6, 7:02 PM CDTSevere Thunderstorm WarningJANMadison28 min
May 7, 6:08 AM CDTSevere Thunderstorm WarningJANMorehouse, Richland62 min
May 7, 7:08 AM CDTSevere Thunderstorm WarningJANWest Carroll47 min
May 7, 7:14 AM CDTTornado WarningJANRichland26 min
May 7, 7:39 AM CDTTornado WarningJANEast Carroll, West Carroll46 min
May 7, 10:37 AM CDTSevere Thunderstorm WarningJANEast Carroll33 min
May 7, 10:38 AM CDTSevere Thunderstorm WarningJANMorehouse, West Carroll47 min
May 7, 10:59 AM CDTTornado WarningJANWest Carroll21 min
May 7, 11:09 AM CDTSevere Thunderstorm WarningJANEast Carroll31 min
May 7, 11:22 AM CDTTornado WarningJANEast Carroll23 min

Nearby

Tornado Warnings in Louisiana, 2003Every tornado warning in 2003Tornadoes 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.