Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 45, NWS Lake Charles, LA

March 27, 2000Avoyelles Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 27, 2000, 1:52 AM CST for Avoyelles Parish, Louisiana. It was in force for 58 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Mar 27, 2000, 1:52 AM CST (07:52 UTC)
Expired
Mar 27, 2000, 2:50 AM CST
In force
58 min
Issued by
NWS Lake Charles, LA
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Avoyelles Parish, LA

What was reported inside it

TimeReportWhereRemark
Mar 27, 2:20 AM CSTThunderstorm WindMoreauville, 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 00:00Z, 7.9 hours before the alert went out and 155 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 00:00Z on 2000-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 88 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, Lake Charles Mun, LA at 00:00Z on 2000-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 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
88 J/kg
Mixed-layer CIN
-180 J/kg
Mixed-layer LCL
1225 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLCH 270755
SVRLCH
LAC009-270850-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
152 AM CST MON MAR 27 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

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

* UNTIL 250 AM CST

* AT 145 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 23 MILES WEST OF MARKSVILLE...MOVING SOUTHEAST
  AT 35 MPH.

* THIS STORM WILL BE NEAR...
  HESSMER BY 220 AM CST
  EVERGREEN...MANSURA BY 225 AM CST
  MOREAUVILLE BY 230 AM CST
  PLAUCHEVILLE BY 235 AM CST
  DUPONT BY 240 AM CST

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

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

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

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 800 AM CST 
MONDAY MORNING FOR SOUTHWESTERN LOUISIANA.

LAT...LON 3127 9219 3093 9217 3084 9187 3113 9177

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 Mar 26, 8:58 PM CST, 4 hours 54 minutes earlier.

Area forecast discussion, Mar 26, 8:58 PM CST, 4 hours 54 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
309 PM CST SUN MAR 26 2000

EXCEPT THAT TEMPERATURES ARE RUNNING A LITTLE WARMER THAN EXPECTED
NORTH...AFTERNOON FORECAST LOOKS GOOD. WILL CHANGE TONIGHT/S LOW
TEMPERATURE FORECAST FOR THE NORTH PART OF THE AREA. NO OTHER
CHANGES NEEDED AT THIS TIME.

.LCH...
LA...NONE
TX...NONE

20 / SPARKS
_____________________________________________________________________
PREVIOUS DISCUSSION

CURRENTLY...MOSTLY SUNNY SKIES ACROSS THE REGION WITH TEMPERATURES
AROUND 80.

TONIGHT...EXPECTING ANOTHER MCS TO DEVELOP LATE...AFTER MIDNIGHT...
MOVING INTO NE TX AND N LA. SHOULD REACH E TX AND CEN LA BY 09Z...
AND JUST NORTH OF BPT/LCH/LFT BY 12Z. SEVERE THREAT...ASSOCIATED
MID MID-LEVEL VORT MAX AND 300 MB JET...WILL BE OVER E TX AND CEN LA.

MONDAY...THE MCS WILL MOVE SOUTH INTO COASTAL WATERS IN THE
MORNING...AND SUNNY SKIES WILL FOLLOW IN THE AFTERNOON. WINDS WILL
PICKUP INTO THE 15 MPH RANGE. TEMPS WILL BE A LITTLE COOLER THAN
TODAY...INTO THE MID TO UPPER 70S.

MONDAY NIGHT AND TUESDAY WILL BE A LITTLE COOLER. NO RAIN
FORECASTED. THE LONG RANGE PATTE^RN IS STILL UP IN THE AIR...A
CHANCE FOR RAIN WEDNESDAY AND THURSDAY. 15

PREVIOUS NUMBERS...
AEX 58/75/45/78 6400
BPT 62/75/52/76 3300
LCH 62/75/50/76 4600
LFT 60/75/50/76 4600

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 1:10 AM CSTSevere Thunderstorm WarningLCHRapides65 min
Mar 27, 3:12 AM CSTSevere Thunderstorm WarningLCHSaint Landry63 min
Mar 27, 5:17 AM CSTSevere Thunderstorm WarningLCHCameron58 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.