Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 167, NWS Lake Charles, LA

September 1, 2000Avoyelles Parish, Rapides Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Sep 1, 2000, 3:19 PM CDT for Avoyelles Parish, Rapides Parish, Louisiana. It was in force for 56 min. 4 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 1, 2000, 3:19 PM CDT (20:19 UTC)
Expired
Sep 1, 2000, 4:15 PM CDT
In force
56 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Avoyelles Parish, LA, Rapides Parish, LA

The radar

The Ft Polk radar (KPOE), 67 km from the middle of the area, began a volume at 20:18 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.

What was reported inside it

TimeReportWhereRemark
Sep 1, 3:23 PM CDTThunderstorm WindMarksville, LA
Sep 1, 3:46 PM CDTThunderstorm WindEcho, LA
Sep 1, 4:00 PM CDTHail 1.75Cheneyville, LA
Sep 1, 4:16 PM CDTThunderstorm WindWoodworth, LA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.3 hours before the alert went out and 144 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 012020
SVRLCH
LAC009-079-012115-

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

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  RAPIDES PARISH IN CENTRAL LOUISIANA...
  AVOYELLES PARISH IN CENTRAL LOUISIANA

* UNTIL 4:15 PM CDT

* AT 3:14 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES WEST OF MARKSVILLE...MOVING SOUTHWEST
  AT 10 MPH.

* THIS STORM WILL BE NEAR...
  HESSMER BY 3:30 PM CDT...
  EVERGREEN BY 3:55 PM CDT...
  CHENEYVILLE BY 4:00 PM CDT...
  BUNKIE BY 4:05 PM CDT...

DESTRUCTIVE WINDS CAN BE EXPECTED - TAKE COVER NOW! VEHICLES AND
MOBILE HOMES ARE NOT SAFE.

FREQUENT DANGEROUS CLOUD TO GROUND LIGHTNING STRIKES WILL ALSO OCCUR.

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

LAT...LON 3117 <9205 3124 9223 3102 9239 3087 9210

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, 56 minutes earlier.

Area forecast discussion, Sep 1, 2:23 PM CDT, 56 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, 10:59 AM CDT, 4 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
1059 AM CDT FRI SEP 1 2000

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....
.
942 PM    NEW IBERIA                LA   83 MPH TSTM WIND GUST
08/31/00   IBERIA                         OBSERVATION FROM ASOS AT
                                          NEW IBERIA AIRPORT
Special weather statement, Sep 1, 2:15 PM CDT, 1 hour 4 minutes before
LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-020200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
215 PM CDT FRI SEP 1 2000

...SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND EVENING...
...EXTREME FIRE DANGER CONTINUES ACROSS THE REGION...

INTENSE DAYTIME HEATING...COMBINED WITH A VERY UNSTABLE ATMOSPHERE
WILL PROVIDE THE INGREDIENTS FOR STRONG TO SEVERE THUNDERSTORM
DEVELOPMENT THIS AFTERNOON AND INTO THE EVENING HOURS. THE MAIN
THREAT FROM THESE STORMS WILL BE DAMAGING DOWNBURST WIND IN EXCESS OF
60 MPH. ISOLATED...SHORT LIVED...TORNADOES ARE ALSO POSSIBLE.

MEANWHILE...THUNDERSTORMS...LIKE THE PAST FEW DAYS...WILL HAVE THE
POTENTIAL TO PRODUCE FREQUENT CLOUD TO GROUND LIGHTNING STRIKES.
THESE STRIKES...ALONG WITH VERY DRY VEGETATION...COULD PRODUCE
WILDFIRES. ALSO...STRONG AND VARIABLE WIND MOVING AWAY FROM
THUNDERSTORMS WILL HELP SPREAD THE FIRES QUICKLY AND HAMPER FIRE
FIGHTING EFFORTS.

TEXAS LOCAL GOVERNMENTS HAVE ISSUED BURN BANS FOR THE FOLLOWING
COUNTIES...JEFFERSON...HARDIN...JASPER...NEWTON AND TYLER.

ACCORDING TO THE LOUISIANA DEPARTMENT OF AGRICULTURE AND FORESTRY...
AN EXTREME FIRE DANGER EXISTS ACROSS SOUTHWEST...CENTRAL AND SOUTH
CENTRAL PORTIONS OF THE STATE.

ALL INTERESTS SHOULD MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR
UPDATES ON THIS WEATHER SITUATION. MORE INFORMATION CAN BE FOUND ON
THE NATIONAL WEATHER SERVICE LAKE CHARLES WEB SITE AT
WWW.SRH.NOAA.GOV/LCH.

RUA

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, 3:28 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, 5:28 PM CDTSevere Thunderstorm WarningLCHAcadia62 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.