Alert archive / Louisiana / Tornado Warnings in 1989

Tornado Warning 20, NWS Lake Charles, LA

June 29, 1989Acadia Parish, Lafayette Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Jun 29, 1989, 1:10 PM CDT for Acadia Parish, Lafayette Parish, Louisiana. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Jun 29, 1989, 1:10 PM CDT (18:10 UTC)
Expired
Jun 29, 1989, 2:00 PM CDT
In force
50 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Acadia Parish, LA, Lafayette Parish, LA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 6.2 hours before the alert went out and 94 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, Lake Charles Mun, LA at 12:00Z on 1989-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 464 joules per kilogram.LCLEL10008507005003002001001 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, Lake Charles Mun, LA at 12:00Z on 1989-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -64 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
464 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-64 m²/s²
0-3 km storm-relative helicity
-153 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLCH 291811
TORLCH
LAC001-055-291900-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
110 PM CDT THU JUN 29 1989
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  200 PM CDT
FOR PEOPLE IN THE FOLLOWING PARISHES...
 
IN SOUTHWEST LOUISIANA
          ...ACADIA...LAFAYETTE
 
AT 100 PM CDT THE SHERIFF DEPARTMENT IN CROWLEY REPORTED A FUNNEL
CLOUD SIGHTING 8 MILES SOUTH OF CROWLEY NEAR THE JUNCTION OF LA 13 AND
LA 1115.
 
THE FUNNEL WAS SIGHTED BY ACADIAN ABULANCE SERVICE PERSONNEL AND
APPEARED TO BE DIPPING DOWN AND WITHDRAWING BACK INTO THE PARENT
CLOUD.
 
RADAR SHOWED A SOLID LINE OF THUNDERSTORMS FROM JUST NORTH OF
LEESVILLE TO THE OAKDALE AREA TO NEAR CROWLEY TO THE COAST JUST EAST
OF WHITE LAKE.
 
THE LINE OF THUNDERSTORMS WAS MOVING EAST AT 10 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...SEEK SHELTER IN A NEARBY
REINFORCED BUILDING.  GET UNDER A PIECE OF STURDY FURNITURE
PREFERABLY IN AN INTERIOR ROOM ON THE LOWEST FLOOR.  USE BLANKETS
OR PILLOWS TO COVER YOUR BODY.  AVOID WINDOWS.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 29, 9:34 AM CDT, 3 hours 36 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
930AM CDT THU JUN 29 1989

  ...TEXAS HIGHWAY 87 STILL CLOSED...

JUST A REMINDER..TEXAS HIGHWAY 87 BETWEEN SABINE PASS AND HIGH ISLAND
REMAINS CLOSED.  THE SEGMENT FROM HIGH ISLAND TO THE FERRY IS OPEN.
DJK

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 1:30 AM CDTFlash Flood WarningLCHBeauregard2 hr
Jun 29, 2:56 AM CDTFlash Flood WarningLCHCalcasieu, Cameron2 hr
Jun 29, 7:40 AM CDTSevere Thunderstorm WarningLCHCameron65 min
Jun 29, 10:15 AM CDTFlash Flood WarningLCHRapides4 hr
Jun 29, 10:26 AM CDTTornado WarningLCHEvangeline64 min
Jun 29, 2:11 PM CDTFlash Flood WarningLCHRapides3 hr
Jun 29, 2:25 PM CDTTornado WarningLCHLafayette50 min

Nearby

Tornado Warnings in Louisiana, 1989Every tornado warning in 1989Tornadoes in 1989

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.