Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 73, NWS Lake Charles, LA

April 2, 2000Vernon Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 2, 2000, 11:30 PM CDT for Vernon Parish, Louisiana. It was in force for 60 min. 1 report 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: Apr 2, 2000, 11:30 PM CDT (04:30 UTC)
Expired: Apr 3, 2000, 12:30 AM CDT
In force: 60 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Vernon Parish, LA

What was reported inside it

Time	Report	Where	Remark
Apr 3, 12:03 AM CDT	Hail 1.75	Rosepine, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 2, 11:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 4.5 hours before the alert went out and 110 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 656 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 541 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 95 m²/s²
0-3 km storm-relative helicity: 251 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 9.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLCH 030431
SVRLCH
LAC115-030530-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1130 PM CDT SUN APR 2 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

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

* UNTIL 1230 AM CDT

* AT 1124 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES SOUTHWEST OF ROSEPINE...MOVING
  NORTHEAST AT 35 MPH.

* THIS STORM WILL BE NEAR...
  ROSEPINE BY 1135 PM CDT
  PICKERING BY 1145 PM CDT
  FORT POLK BY 1150 PM CDT
  SIMPSON BY 1220 AM 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT MONDAY
MORNING FOR SOUTHWEST LOUISIANA.

LAT...LON 3091| 9345 3091 9309 3102 9285 3136 9289

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 Apr 2, 7:54 PM CDT, 3 hours 36 minutes earlier.

Area forecast discussion, Apr 2, 7:54 PM CDT, 3 hours 36 minutes before

SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
754 PM CDT SUN APR 2 2000

TORNADO WATCH CONTINUES FOR THE LCH CWA. TWO IMPRESSIVE SUPERCELLS
HAVE CAUSED QUITE A BIT OF DAMAGE IN CAMERON...CALCASIEU...AND
EVANGELINE PARISHES THIS EVENING. THE ATMOSPHERE IS STILL PRIMED
FOR MORE SEVERE WEATHER...SO WILL NOT CHANGE ZONES THIS EVENING.  15

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

AFTERNOON TPRELIMINARY NUMBERS...
LCH 67/72/49/65 8820
BPT 68/74/47/65 7710
LFT 68/74/52/60 8840
AEX 65/68/47/58 7720

In the hours before

Local storm report, Apr 2, 8:41 PM CDT, 2 hours 49 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
841 PM CDT SUN APR 2 2000

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

0835 PM    PALMETTO                 LA    WIND DAMAGE
04/2/00    ST. LANDRY                     TREES DOWN HWY 360 AND HWY
                                          10. FLOODING HWY
                                          103...04 AND I-49

FN

Local storm report, Apr 2, 8:54 PM CDT, 2 hours 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
854 PM CDT SUN APR 2 2000

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

0835 PM    ROANOKE                  LA    .88 INCH HAIL
04/2/00    JEFFERSON DAVIS                REPORTED BY WELSH SHERIFFS
                                          DEPT

FN

Special weather statement, Apr 2, 9:13 PM CDT, 2 hours 17 minutes before

LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-030228-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
913 PM CDT SUN APR 2 2000

...TORNADO WATCH CONTINUES FOR SOUTHWEST AND CENTRAL LOUISIANA...
...TORNADO WATCH CANCELLED FOR SOUTHEAST TEXAS...

AT 9 PM...THE TORNADO WATCH HAS BEEN CANCELLED FOR SOUTHEAST TEXAS.
THIS INCLUDES HARDIN...JASPER...JEFFERSON...NEWTON...ORANGE...AND
TYLER COUNTIES.

THE TORNADO WATCH REMAINS IN EFFECT FOR THE FOLLOWING PARISHES IN
SOUTHWEST AND CENTRAL LOUISIANA: ACADIA...ALLEN...AVOYELLES...
BEAUREGARD...CALCASIEU...CAMERON...EVANGELINE...IBERIA...JEFF
DAVIS...LAFAYETTE...RAPIDES...ST LANDRY...ST MARTIN...ST MARY...
VERMILION...AND VERNON.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES.

Local storm report, Apr 2, 9:34 PM CDT, 1 hour 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
934 PM CDT SUN APR 2 2000

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

0815 PM    BRANCH                    LA   WIND DAMAGE
04/2/00    ACADIA                         ROOF OFF MOBILE HOMES
                                          ...TREES DOWN

Local storm report, Apr 2, 9:55 PM CDT, 1 hour 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
955 PM CDT SUN APR 2 2000

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

0700 PM    LAKE CHARLES             LA   2.00 INCH HAIL
04/02/00   CALCASIEU                     NWS EMPLOYEE REPORTED
                                         TRUCK WINDOW BROKEN OUT
                                         AND TREES DOWN

FN

Local storm report, Apr 2, 10:24 PM CDT, 1 hour 6 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
1024 PM CDT SUN APR 2 2000

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

0830 PM    OPELOUSAS                 LA   .75 INCH HAIL
04/02/00   ST. LANDRY                     REPORTED BY PUBLIC

FN

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 2, 7:07 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles	68 min
Apr 2, 7:18 PM CDT	Severe Thunderstorm Warning	LCH	Jefferson Davis	57 min
Apr 2, 7:25 PM CDT	Severe Thunderstorm Warning	LCH	Saint Landry	65 min
Apr 2, 7:44 PM CDT	Severe Thunderstorm Warning	LCH	Acadia, Evangeline	61 min
Apr 2, 8:29 PM CDT	Severe Thunderstorm Warning	LCH	Saint Landry	61 min
Apr 2, 10:59 PM CDT	Severe Thunderstorm Warning	LCH	Beauregard	61 min
Apr 2, 11:56 PM CDT	Severe Thunderstorm Warning	LCH	Allen, Rapides	64 min
Apr 3, 12:01 AM CDT	Severe Thunderstorm Warning	LCH	Beauregard	59 min
Apr 3, 3:37 AM CDT	Tornado Warning	LCH	Beauregard, Vernon	68 min
Apr 3, 4:45 AM CDT	Severe Thunderstorm Warning	LCH	Calcasieu	60 min
Apr 3, 5:00 AM CDT	Tornado Warning	LCH	Calcasieu	60 min
Apr 3, 5:22 AM CDT	Tornado Warning	LCH	Jefferson Davis	53 min
Apr 3, 5:32 AM CDT	Severe Thunderstorm Warning	LCH	Cameron	58 min
Apr 3, 5:51 AM CDT	Severe Thunderstorm Warning	LCH	Acadia, Allen, Evangeline, Jefferson Davis	54 min
Apr 3, 5:51 AM CDT	Severe Thunderstorm Warning	LCH	Saint Landry	54 min
Apr 3, 6:09 AM CDT	Tornado Warning	LCH	Acadia	66 min
Apr 3, 6:34 AM CDT	Severe Thunderstorm Warning	LCH	Lafayette	56 min
Apr 3, 6:38 AM CDT	Severe Thunderstorm Warning	LCH	Lafayette	67 min
Apr 3, 6:49 AM CDT	Severe Thunderstorm Warning	LCH	Saint Landry	56 min
Apr 3, 6:57 AM CDT	Severe Thunderstorm Warning	LCH	Vermilion	63 min
Apr 3, 7:07 AM CDT	Severe Thunderstorm Warning	LCH	Saint Martin	68 min
Apr 3, 7:27 AM CDT	Severe Thunderstorm Warning	LCH	Iberia, St. Mary	63 min
Apr 3, 10:26 AM CDT	Severe Thunderstorm Warning	LCH	Beauregard, Calcasieu	64 min
Apr 3, 10:26 AM CDT	Severe Thunderstorm Warning	LCH	Allen	64 min
Apr 3, 11:00 AM CDT	Severe Thunderstorm Warning	LCH	Evangeline, Rapides	60 min
Apr 3, 11:00 AM CDT	Severe Thunderstorm Warning	LCH	Beauregard	60 min
Apr 3, 11:37 AM CDT	Severe Thunderstorm Warning	LCH	Avoyelles	68 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2000 Every 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.