Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 175, NWS Lake Charles, LA

September 1, 2000Acadia Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Sep 1, 2000, 5:28 PM CDT for Acadia Parish, Louisiana. It was in force for 62 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
Sep 1, 2000, 5:28 PM CDT (22:28 UTC)
Expired
Sep 1, 2000, 6:30 PM CDT
In force
62 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Acadia Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 10.5 hours before the alert went out and 78 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 2000-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1698 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, Lake Charles Mun, LA at 12:00Z on 2000-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.1939Sfc1 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
1698 J/kg
Mixed-layer CIN
-214 J/kg
Mixed-layer LCL
1665 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLCH 012230
SVRLCH
LAC001-012330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
528 PM CDT FRI SEP 1 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ACADIA PARISH IN SOUTHWEST LOUISIANA

* UNTIL 630 PM CDT

* AT 528 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 15 MILES NORTH OF RAYNE...MOVING SOUTH AT 20
  MPH.

* THIS STORM WILL BE NEAR...
  RAYNE BY 545 PM CDT...
  CROWLEY BY 600 PM CDT...
  ESTHERWOOD BY 610 PM CDT

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 60 MPH...DESTRUCTIVE
HAIL...DEADLY LIGHTNING AND TORRENTIAL RAIN.

CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE.

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 Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 1, 2:23 PM CDT, 3 hours 5 minutes earlier.

Area forecast discussion, Sep 1, 2:23 PM CDT, 3 hours 5 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
223 PM CDT FRI SEP 1 2000

AT MID AND UPPER LEVELS SHORTWAVE TROUGH AXIS WILL MOVE THROUGH
UPPER RIDGE OVER TEXAS / LOUISIANA INTO THE ARKLATEX SATURDAY MORNING
THEN SHIFT SOUTHEAST INTO THE NORTHWEST EXTREMES OF THE FORECAST AREA
SATURDAY EVENING. TROUGH WILL MOVE THROUGH THE EASTERN EXTREMES OF
THE AREA LATE SUNDAY. MODELS ARE HOWEVER NOT PROGGING ANY SIGNIFICANT
700-300 MB Q-VECTOR CONVERGENCE FOR THE LOCAL AREA IN ASSOCIATION
WITH THIS DISTURBANCE. AT LOW TO MID LEVELS ETA / AVN PROG MODERATE
OMEGA FOR AT LEAST THE NORTHERN 1/3 OF THE AREA THIS EVENING AND FOR
MUCH OF THE AREA SATURDAY AND SUNDAY. MOISTURE PROGS CONTINUE TO SHOW
A LAYER OF MOISTURE AROUND 700 MB WITH DRY AIR ABOVE AND BELOW. AT
THE SURFACE...A LOW PRESSURE TROUGH GENERALLY ORIENTED EAST TO WEST
WILL HANG OUT MOVER MAINLY NORTHERN PARTS OF THE AREA THROUGH
SUNDAY.

WILL CALL FOR A CHANCE OF MAINLY LATE AFTERNOON AND EVENING SHOWERS
AND THUNDERSTORMS THROUGH SATURDAY. A PATTERN SIMILAR TO THAT OF
THE PAST COUPLE OF DAYS IS PROGGED TO CONTINUE. APPROACHING UPPER
TROUGH COULD AUGMENT SOMEWHAT THINNER MOISTURE TO HELP PRODUCE
STORMS. TEMPERATURES WILL CONTINUE HOT WITH HIGHEST HEAT INDEXES
AROUND 110 SO WILL CONTINUE HEAT ADVISORY FOR SATURDAY.

.LCH...
LA...HEAT ADVISORY FOR SATURDAY...LAZ027>033-041>045-051>055....
TX...HEAT ADVISORY FOR SATURDAY...TXZ180>182-201-215-216...
...OZONE ACTION DAY SATURDAY...ORANGE/JEFFERSON/HARDIN COUNTIES
...TXZ201-215-216...

.PRELIMINARY NUMBERS...
AEX 73/101/71/99 2323
BPT 74/ 99/72/98 3323
LCH 75/ 99/72/98 2323
LFT 74/ _99/72/98 2323

20 / SPARKS

In the hours before

Local storm report, Sep 1, 3:51 PM CDT, 1 hour 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
351 PM CDT FRI SEP 1 2000

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

0323 PM      6 W MARKSVILLE        LA     WIND DAMAGE
09/01/00     AVOYELLES                    LARGE BRANCHES DOWN ACROSS
                                          ROADWAYS
                                          THROUGHOUT 5TH WARD AS
                                          REPORTED BY 911.

0346 PM      ECHO                  LA     WIND DAMAGE
09/01/00     AVOYELLES                    ROOF BLOWN OFF HOUSE AND
                                          TREES DOWN AS REPORTED
                                          BY RAPIDES 911.

0357 PM      CHENEYVILLE           LA     WIND DAMAGE
09/01/00     RAPIDES                      TREES BLOWN DOWN AS
                                          REPORTED BY RAPIDES 911.

0339 PM      2 NW PINEVILLE        LA     WIND DAMAGE
09/01/00     RAPIDES                      TREES AND POWERLINES DOWN
                                          NEAR TIOGA AS REPORTED
                                          BY RAPIDESd 911.

THM
Local storm report, Sep 1, 4:14 PM CDT, 1 hour 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
414 PM CDT FRI SEP 1 2000

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

0400 PM      CHENEYVILLE            LA     1.75 INCH HAIL
09/01/00     RAPIDES

0328 PM      KINDER                 LA     WIND DAMAGE
09/01/00     ALLEN                         TREE DOWN ON HWY 190 IN
                                           WEST KINDER AS REPORTED
                                           BY CITY POLICE.

THM
Local storm report, Sep 1, 4:37 PM CDT, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
437 PM CDT FRI SEP 1 2000

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

0418 PM      EVADALE                TX     WIND DAMAGE
09/01/00     JASPER                        TREES AND POWERLINES DOWN
                                           AS REPORTED BY SHERIFFS
                                           DEPT.
B
0348 PM      FENTON                 LA     WIND DAMAGE
09/01/00     JEFFERSON DAVIS               POWER OUTAGES REPORTED BY
                                           FENTON POLICE.

THM
Local storm report, Sep 1, 4:45 PM CDT, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
445 PM CDT FRI SEP 1 2000

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

0420 PM      EVADALE                TX     WIND DAMAGE
09/01/00     JASPER                        TREES AND POWERLINES DOWN
                                           REPORTED BY HARDIN
                                           911.

THM$
Local storm report, Sep 1, 4:53 PM CDT, 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
453 PM CDT FRI SEP 1 2000

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

0416 PM      WOODWORTH              LA     WIND DAMAGE
09/01/00     RAPIDES                       TWO TREES DOWN ON HWY 165
                                           AS REPORTED BY RAPIDES
                                           911.

THM
Local storm report, Sep 1, 5:11 PM CDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
511 PM CDT FRI SEP 1 2000

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

0500 PM      17 NW PORT ARTHUR      TX    1.75 INCH HAIL
09/01/00     JEFFERSON                    SOUTH OF BEVEL OAKS AS
                                          REPORTED BY SHERIFFS
                                          DEPT.

THM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 8:20 PM CDTSevere Thunderstorm WarningLCHLafayette, Saint Landry, Saint Martin55 min
Aug 31, 8:38 PM CDTTornado WarningLCHLafayette, Saint Landry, Saint Martin67 min
Aug 31, 9:27 PM CDTTornado WarningLCHIberia, Vermilion63 min
Sep 1, 3:19 PM CDTSevere Thunderstorm WarningLCHAvoyelles, Rapides56 min
Sep 1, 3:28 PM CDTSevere Thunderstorm WarningLCHAllen47 min
Sep 1, 3:49 PM CDTSevere Thunderstorm WarningLCHJefferson Davis41 min
Sep 1, 4:14 PM CDTSevere Thunderstorm WarningLCHRapides61 min
Sep 1, 4:29 PM CDTSevere Thunderstorm WarningLCHEvangeline46 min
Sep 1, 5:01 PM CDTSevere Thunderstorm WarningLCHBeauregard, Calcasieu59 min
Sep 1, 5:58 PM CDTSevere Thunderstorm WarningLCHCalcasieu47 min
Sep 1, 6:30 PM CDTSevere Thunderstorm WarningLCHAllen45 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2000Every severe thunderstorm warning in 2000

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.