Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 35, NWS Lake Charles, LA

March 19, 2000Beauregard Parish, Calcasieu Parish, Jefferson Davis Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 19, 2000, 5:13 AM CST for Beauregard Parish, Calcasieu Parish, Jefferson Davis Parish, Louisiana. It was in force for 62 min. 5 reports 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 19, 2000, 5:13 AM CST (11:13 UTC)
Expired
Mar 19, 2000, 6:15 AM CST
In force
62 min
Issued by
NWS Lake Charles, LA
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Beauregard Parish, LA, Calcasieu Parish, LA, Jefferson Davis Parish, LA

The radar

The Ft Polk radar (KPOE), 44 km from the middle of the area, began a volume at 11:16 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
Mar 19, 5:20 AM CSTThunderstorm WindSulphur, LA
Mar 19, 5:40 AM CSTThunderstorm WindDe Ridder, LA
Mar 19, 5:45 AM CSTThunderstorm WindSulphur, LA
Mar 19, 6:00 AM CSTThunderstorm WindElizabeth, LA
Mar 19, 6:00 AM CSTThunderstorm WindLeesville, 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, 11.2 hours before the alert went out and 85 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 2000-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 40 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 2000-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 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
40 J/kg
Mixed-layer CIN
-168 J/kg
Mixed-layer LCL
1275 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
84 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLCH 191116
SVRLCH
LAC003-011-019-053-079-115-TXC351-191215-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
513 AM CST SUN MAR 19 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  RAPIDES PARISH IN CENTRAL LOUISIANA
  VERNON PARISH IN SOUTHWEST LOUISIANA
  BEAUREGARD PARISH IN SOUTHWEST LOUISIANA
  ALLEN PARISH IN SOUTHWEST LOUISIANA
  JEFFERSON DAVIS PARISH IN SOUTHWEST LOUISIANA
  NEWTON COUNTY IN SOUTHEAST TEXAS
  CALCASIEU PARISH IN SOUTHWEST LOUISIANA

* UNTIL 615 AM CST

* AT 506 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
LINE OF SEVERE THUNDERSTORMS ALONG THE SABINE RIVER...MOVING EAST AT 
45 MPH.

* THIS STORM WILL BE NEAR...
  EVANS BY 520 AM CST...
  DE RIDDER BY 530 AM CST...
  PICKERING...ROSEPINE BY 535 AM CST...
  FORT POLK BY 540 AM CST...
  PITKIN BY 600 AM CST...
  CALCASIEU BY 615 AM CST...

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

THIS THUNDERSTORM IS CAPABLE OF PRODUCING LARGE HAIL WHICH COULD 
CAUSE SIGNIFICANT DAMAGE TO PROPERTY.

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 SERVICE.

LAT...LON 3131 9374 3022 9373 3022 9265 3135 9266




1

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 19, 4:11 AM CST, 1 hour 2 minutes earlier.

Area forecast discussion, Mar 19, 4:11 AM CST, 1 hour 2 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
411 AM CST SUN MAR 19 2000

SHOWERS AND TSTMS HOLDING TOGETHER AS RADAR AND STLT SHOWS ACTIVITY
PROPAGATING RAPIDLY EASTWARD AT 50 KTS. WELL RAISE THE STAKES ON
POPS ACCORDINGLY AS VIGOROUS VORT CTR APPROACHES. PCPN MAINLY
MORNING FOR ALL XCPT CEN AND S CEN LA.

11

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

.UPDATED NUMBERS...
BPT 67/45/[74/51 3000
LCH 66/45/74/49 3000
LFT 64/49/75/48 5000
AEX 63/45/71/48 4000

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 5:13 AM CSTSevere Thunderstorm WarningLCHAllen, Rapides, Vernon62 min
Mar 19, 7:22 AM CSTSevere Thunderstorm WarningLCHCalcasieu, Jefferson Davis68 min
Mar 19, 8:02 AM CSTSevere Thunderstorm WarningLCHCameron58 min
Mar 19, 8:50 AM CSTSevere Thunderstorm WarningLCHSaint Landry55 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.