Alert archive / Louisiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 188, NWS Lake Charles, LA

November 24, 2000Beauregard Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Nov 24, 2000, 4:20 AM CST for Beauregard Parish, Louisiana. It was in force for 55 min. No storm report in the archive falls 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.

The facts

Issued: Nov 24, 2000, 4:20 AM CST (10:20 UTC)
Expired: Nov 24, 2000, 5:15 AM CST
In force: 55 min
Issued by: NWS Lake Charles, LA
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Beauregard Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 10.3 hours before the alert went out and 69 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: 123 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 701 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 267 m²/s²
0-3 km storm-relative helicity: 325 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLCH 241021
SVRLCH
LAC011-241115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
420 AM CST FRI NOV 24 2000

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

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

* UNTIL 515 AM CST

* AT 417 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 15 MILES SOUTHWEST OF MERRYVILLE...MOVING EAST
  AT 35 MPH.

* THIS STORM WILL BE NEAR...
  JUNCTION...MERRYVILLE BY 435 AM CST
  SINGER BY 445 AM CST
  DE RIDDER...LONGVILLE...RAGLEY BY 500 AM CST

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

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

LAT...LON 3086 9354 3049 9369 3051 9318 3084 9310

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 Nov 24, 3:03 AM CST, 1 hour 17 minutes earlier.

Area forecast discussion, Nov 24, 3:03 AM CST, 1 hour 17 minutes before

SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
303 AM CST FRI NOV 24 2000

EARLY THIS MORNING...WIDESPREAD SHOWERS AND A FEW THUNDERSTORMS
COVER MUCH OF NORTHERN LOUISIANA AND EAST TEXAS ALONG AND NORTH OF
WARM FRONT EXTENDING NORTHEAST FROM SURFACE LOW PRESSURE NEAR
GALVESTON. STRONGER CONVECTIVE LINE OCCURRING ALONG FRONTAL BOUNDARY
IN AREA OF ENHANCED CONVERGENCE. LINE CONTINUES TO EXTEND SOUTH
FROM LOW ALONG COLD FRONT TO JUST INTO COASTAL WATERS NEAR
BROWNSVILLE.

EXPECT LINE TO CONTINUE RAPID EASTWARD MOVEMENT INTO WESTERN PORTION
OF FCST AREA EARLY THIS MORNING...EXITING EASTERN PORTION BY
EARLY AFTERNOON. ALL AREAS WILL RECEIVE AT LEAST SOME RAINFALL. MAJOR
CONCERN IS STRENGTH OF STORMS.

WILL MAINTAIN STRONG TO POSSIBLY SEVERE WORDING IN ZONES. STRONG LOW
LEVEL CONVERGENCE WILL CONTINUE ALONG BOUNDARY AS SURFACE LOW
TRACKS INTO NORTH LOUISIANA AND SWINGS COLD FRONT EAST ACROSS
REGION. MESO ETA SUGGESTING 50KT 8H JET MAINTAINED JUST AHEAD
OF FRONT...WITH ADVANCING 130 KT JET OVER WEST TEXAS AND
ASSOCIATED DIVERGENCE. AS PER SELS DISCUSSION HOWEVER...LIMITED
CAPES MAY BE SUFFICIENT TO HOLD STORMS BELOW SEVERE LIMITS.

WILL ALLOW FLOOD WATCH TO EXPIRE. ANTICIPATED HEAVY RAINS SHIFTED
FURTHER NORTH CLOSER TO WARM FRONT WHICH YESTERDAYS MODELS WERE
HOLDING FURTHER SOUTH. HOWEVER...STILL COULD SEE ISOLATED AREAS
HAVING PROBLEMS THIS MORNING IN STRONGER THUNDERSTORMS.

.LCH...SCA FROM ATCHAFALAYA RIVER TO HIGH ISLAND OUT 60 NM.
LA...SCA...GMZ450-455-470-475
TX...SCA...GMZ450-470

.PRELIMINARY NUMBERS...
BPT 70/50/65/45 +000
LCH 69/50/64/44 +000
LFT 71/52/64/45 +000
AEX 63/49/60/41 +200

In the hours before

Local storm report, Nov 24, 4:04 AM CST, 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
404 AM CST FRI NOV 24 2000

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

0350 AM    BUNA                      TX    MPH TSTM WIND GUST
11/24/00   JASPER                         TREES AND POWER LINES
                                          DOWNED...RPT BY SHERIFF
                                          OFFICEE

Local storm report, Nov 24, 4:04 AM CST, 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES, LA
404 AM CST FRI NOV 24 2000

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

0350 AM    BUNA                      TX    WIND DAMAGE
11/24/00   JASPER                          TREES AND POWER LINES
                                           DOWNED...RPT BY
                                           SHERIFF OFFICE. ALSO
                                           HAD WINDOWS BLOWN OUT
                                           OF A HOUSE ON HWY 96
                                           JUST NORTH OF BUNA.

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; the sounding from the Mesonet's radiosonde archive.