Alert archive / Louisiana / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 45, NWS Lake Charles, LA

May 2, 1993Calcasieu Parish, Cameron Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at May 2, 1993, 7:20 AM CDT for Calcasieu Parish, Cameron Parish, Louisiana. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
May 2, 1993, 7:20 AM CDT (12:20 UTC)
Expired
May 2, 1993, 8:15 AM CDT
In force
55 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Calcasieu Parish, LA, Cameron Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 0.3 hours before the alert went out and 12 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 12:00Z on 1993-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1177 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 12:00Z on 1993-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
1177 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
523 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, May 2, 5:46 AM CDT, 1 hour 34 minutes before
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Special weather statement, May 2, 5:46 AM CDT, 1 hour 34 minutes before
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<html lang="en">
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  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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Special weather statement, May 2, 5:52 AM CDT, 1 hour 28 minutes before
LAZ005>009-011>014-MSZ010-TXZ028-032-033-045>049-021140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
553 AM CDT SUN MAY 2 1993

...SHOWER AND THUNDERSTORM ACTIVITY INCREASED IN BOTH AREAL COVERAGE AND
   INTENSITY...

AT 526 AM...SCATTERED STRONG THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE
OCCURRING FROM JUST WEST OF KINDER TO BETWEEN WOODVILLE TEXAS AND JUST
EAST OF FREEPORT TEXAS.  CLACASIEU...ALLEN...AND BEAUREGARD PARISHES IN
SOUTHWEST LOUISIANA SHOULD BE ALERT TO STRONG GUSTY WINDS...DANGEROUS
LIGHTNING...SMALL HAIL...AND VERY HEAVY RAINFALL POSSIBLY FLOODING STREETS
AND LOW LYING AREAS OVER THE NEXT HOUR AS THESE THUNDERSTORMS MOVE EAST AT
35 MILES AN HOUR.

OTHERWISE...RAIN AND SCATTERED SHOWERS AND THUNDERSTORMS...A FEW WITH VERY
HEAVY RAINFALL...WERE OCCURRING OVER THE GULF FROM 50 TO 90 MILES SOUTH OF
SABINE PASS TO 55 TO 90 MILES SOUTH OF WHITE LAKE...AND TO ALONG THE COAST
AND THE ADJACENT COASTAL WATERS NEAR ATCHAFALAYA BAY.
.
WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE LOCATED BETWEEN EUNICE...
NATCHEZ MISSISSIPPI...AND MANSFIELD.

A LARGE AREA OF RAIN WITH EMBEDDED SHOWERS AND THUNDERSTORMS WAS LOCATED
FROM 25 MILEXS NORTH OF LUFKIN TEXAS TO BETWEEN ORANGE TEXAS AND ALONG THE
COAST NEAR FREEPORT TEXAS.

MOVEMENT WAS EAST AT 35 MILES AN HOUR.
Special weather statement, May 2, 5:53 AM CDT, 1 hour 27 minutes before
LAZ005>009-011>014-MSZ010-TXZ028-032-033-045>049-021140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
553 AM CDT SUN MAY 2 1993

...SHOWER AND THUNDERSTORM ACTIVITY INCREASED IN BOTH AREAL COVERAGE AND
   INTENSITY...

AT 526 AM...SCATTERED STRONG THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE
OCCURRING FROM JUST WEST OF KINDER TO BETWEEN WOODVILLE TEXAS AND JUST
EAST OF FREEPORT TEXAS.  CLACASIEU...ALLEN...AND BEAUREGARD PARISHES IN
SOUTHWEST LOUISIANA SHOULD BE ALERT TO STRONG GUSTY WINDS...DANGEROUS
LIGHTNING...SMALL HAIL...AND VERY HEAVY RAINFALL POSSIBLY FLOODING STREETS
AND LOW LYING AREAS OVER THE NEXT HOUR AS THESE THUNDERSTORMS MOVE EAST AT
35 MILES AN HOUR.

OTHERWISE...RAIN AND SCATTERED SHOWERS AND THUNDERSTORMS...A FEW WITH VERY
HEAVY RAINFALL...WERE OCCURRING OVER THE GULF FROM 50 TO 90 MILES SOUTH OF
SABINE PASS TO 55 TO 90 MILES SOUTH OF WHITE LAKE...AND TO ALONG THE COAST
AND THE ADJACENT COASTAL WATERS NEAR ATCHAFALAYA BAY.
.
WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WERE LOCATED BETWEEN EUNICE...
NATCHEZ MISSISSIPPI...AND MANSFIELD.

A LARGE AREA OF RAIN WITH EMBEDDED SHOWERS AND THUNDERSTORMS WAS LOCATED
FROM 25 MILES NORTH OF LUFKIN TEXAS TO BETWEEN ORANGE TEXAS AND ALONG THE
COAST NEAR FREEPORT TEXAS.

MOVEMENT WAS EAST AT 35 MILES AN HOUR.

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Special weather statement, May 2, 6:18 AM CDT, 1 hour 2 minutes before
TXZ046-048-021215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
618 AM CDT SUN MAY 2 1993

...STRONG THUNDERSTORMS MOVING THROUGH SOUTHERN NEWTON...ORANGE...AND
SOUTHERN JEFFERSON COUNTIES...

AT 615 AM...NATIONAL WEATHER SERVICE RADAR SHOWED THE LINE OF
THUNDERSTORMS EXTENDING FROM NEWTON TO ORANGE TO PORT ARTHUR MOVING EAST
AT 35 MILES AN HOUR.

AS THE THUNDERSTORMS APPROACHED THE JEFFERSON COUNTY AIRPORT AT 547
AM...THE WIND GUSTED TO 46 MILES AN HOUR...WHILE DUMPING THREE-QUARTERS
OF AN INCH OF RAIN IN LESS THAN 30 MINUTES.

THE LINE OF STORMS WILL MOVE OUT OF EXTREME SOUTHEAST TEXAS BY 700 AM...
HOWEVER AN AREA OF RAIN AND SCATTERED THUNDERSTORMS EXTENDS WEST OF THE
MAIN LINE OF THUNDERSTORMS TO THE HOUSTON AREA...THUS RAIN AND
THUNDERSTORMS ARE STILL LIKELY THIS MORNING...BUT THE STRONGEST STORMS
WILL HAVE PUSHED EAST.

PERSONS IN EXTREME SOUTHEAST TEXAS...ESPECIALLY IN ORANGE AND SOUTHERN
NEWTON COUNTIES...SHOULD STAY INDOORS UNTIL THE STORMS HAVE PASSED...AND
LISTEN TO NOAA WEATHER RADIO OR THIS STATION FOR FURTHER UPDATES.

NNNN
Special weather statement, May 2, 6:18 AM CDT, 1 hour 2 minutes before
TXZ046-048-021215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
618 AM CDT SUN MAY 2 1993

...STRONG THUNDERSTORMS MOVING THROUGH SOUTHERN NEWTON...ORANGE...AND
SOUTHERN JEFFERSON COUNTIES...

AT 615 AM...NATIONAL WEATHER SERVICE RADAR SHOWED THE LINE OF
THUNDERSTORMS EXTENDING FROM NEWTON TO ORANGE TO PORT ARTHUR MOVING EAST
AT 35 MILES AN HOUR.

AS THE THUNDERSTORMS APPROACHED THE JEFFERSON COUNTY AIRPORT AT 547
AM...THE WIND GUSTED TO 46 MILES AN HOUR...WHILE DUMPING THREE-QUARTERS
OF AN INCH OF RAIN IN LESS THAN 30 MINUTES.

THE LINE OF STORMS WILL MOVE OUT OF EXTREME SOUTHEAST TEXAS BY 700 AM...
HOWEVER AN AREA OF RAIN AND SCATTERED THUNDERSTORMS EXTENDS WEST OF THE
MAIN LINE OF THUNDERSTORMS TO THE HOUSTON AREA...THUS RAIN AND
THUNDERSTORMS ARE STILL LIKELY THIS MORNING...BUT THE STRONGEST STORMS
WILL HAVE PUSHED EAST.

PERSONS IN EXTREME SOUTHEAST TEXAS...ESPECIALLY IN ORANGE AND SOUTHERN
NEWTON COUNTIES...SHOULD STAY INDOORS UNTIL THE STORMS HAVE PASSED...AND
LISTEN TO NOAA WEATHER RADIO OR THIS STATION FOR FURTHER UPDATES.

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 6:19 AM CDTSevere Thunderstorm WarningLCHCalcasieu, Cameron56 min
May 2, 7:45 AM CDTTornado WarningLCHJefferson Davis30 min
May 2, 8:12 AM CDTSevere Thunderstorm WarningLCHAcadia, Lafayette, Vermilion63 min
May 2, 9:12 AM CDTSevere Thunderstorm WarningLCHLafayette63 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1993Every severe thunderstorm warning in 1993

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.