Alert archive / Louisiana / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 36, NWS Lake Charles, LA

March 24, 2001Evangeline Parish, Saint Landry Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 24, 2001, 9:38 PM CST for Evangeline Parish, Saint Landry Parish, Louisiana. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 24, 2001, 9:38 PM CST (03:38 UTC)
Expired
Mar 24, 2001, 10:30 PM CST
In force
52 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Evangeline Parish, LA, Saint Landry Parish, LA

The radar

The Ft Polk radar (KPOE), 92 km from the middle of the area, began a volume at 03:37 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.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 3.6 hours before the alert went out and 113 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 2001-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 310 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 00:00Z on 2001-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.19395878Sfc1 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
310 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
1119 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
58 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 250338
SVRLCH
LAC039-097-250430-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
938 PM CST SAT MAR 24 2001

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ST. LANDRY PARISH IN CENTRAL LOUISIANA
  EVANGELINE PARISH IN CENTRAL LOUISIANA

* UNTIL 1030 PM CST

* AT 933 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES SOUTHWEST OF MAMOU...MOVING EAST AT 35
  MPH.

* THIS STORM WILL BE NEAR...
  MAMOU BY 945 PM CST
  EUNICE BY 950 PM CST
  CHATAIGNIER BY 955 PM CST
  OPELOUSAS BY 1020 PM CST
  CANKTON...GRAND COTEAU...SUNSET BY 1025 PM CST
  LEONVILLE...PORT BARRE BY 1030 PM CST

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.c

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 24, 8:30 PM CST, 1 hour 8 minutes earlier.

Area forecast discussion, Mar 24, 8:30 PM CST, 1 hour 8 minutes before
SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
830 PM CST SAT MAR 24 2001

STORMS MOVG ACRS THE AREA TOWARDS THE EAST WHILE A FEW ISOLATED
CELLS ARE MOVG MORE SE...WILL CONT TO MONITOR. ATT DO NOT SEE ANY
WIDESPREAD SVR STORMS DVLPG...ALTHOUGH IT MAYBE PSBLY TO SEE ONE OR
TWO REACH SVR LIMITS.

COLD FRNT THRU POE AND AEX AND IS EXPECTED TO TRUCK THRU LCH/BPT
BEFORE 06Z. THIS WILL EFFECTIVELY CUT OUT LOW LVL INSTABILITY.
SUNNY SKIES AND COOLER TEMPS ON TAP FOR TMRW AFTN.

WILL MAKE SOME AMD TO ZONES.

.PRELIM NUMBERS...
AEX 47/61/36/62/40 50002
BPT 50/63/42/65/45 40001
LCH 51/63/40/65/42 50001
LFT 52/63/40/6@5/42 50001

K. KUYPER

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 10:38 PM CSTSevere Thunderstorm WarningLCHSaint Martin37 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2001Every severe thunderstorm warning in 2001

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; radar from the NEXRAD Level II archive.