Alert archive / Louisiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 245, NWS New Orleans, LA

May 10, 1995Iberville Parish, Saint Martin Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at May 10, 1995, 3:53 PM CDT for Iberville Parish, Saint Martin Parish, Louisiana. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
May 10, 1995, 3:53 PM CDT (20:53 UTC)
Expired
May 10, 1995, 5:00 PM CDT
In force
67 min
Issued by
NWS New Orleans, LA
Area
Whole counties

Counties Iberville Parish, LA, Saint Martin Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.9 hours before the alert went out and 166 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 1995-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3641 joules per kilogram.LCLEL10008507005003002001001 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 1995-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
3641 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
479 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.9

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 10, 11:27 AM CDT, 4 hours 26 minutes before
LAZ029-033-101900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BATON ROUGE LA
1125 AM CDT WED MAY 10 1995

...TORNADO WATCH IN EFFECT UNTIL NOON TODAY FOR THE BATON ROUGE
METROPOLITAN AREA...
...FLASH FLOOD WATCH IN EFFECT TODAY FOR THE BATON ROUGE METROPOLITAN
AREA...
AT 1120 AM CDT RADAR SHOWED RAIN AND SHOWERS FROM MORGANZA TO ARCOLA.
STRONG THUNDERSTORMS WERE SHOWN SOUTH OF A PLAQUEMINE TO COVINGTON LINE
EXTENDING TO JEANERETTE...THIBODAUX AND NEW ORLEANS.  MOVEMENT WAS EAST
AT 25 MPH.

PEOPLE IN EAST CENTRAL LOUISIANA CAN EXPECT STRONG AND GUSTY WIND...
HEAVY RAIN WITH FLOODING OF STREETS AND OTHER LOW LYING AREAS...
DANGEROUS LIGHTNING AND POSSIBLY SOME HAIL AS THUNDERSTORMS CROSS THE
AREA THIS MORNING.

REMAIN ALERT AND LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.
Special weather statement, May 10, 1:29 PM CDT, 2 hours 24 minutes before
LAZ029-033-102030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BATON ROUGE LA
125 PM CDT WED MAY 10 1995

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7 PM FOR BATON ROUGE
METROPOLITAN AREA...
...FLASH FLOOD WATCH IN EFFECT TODAY FOR THE BATON ROUGE METROPOLITAN
AREA...

AT 120 PM CDT RADAR SHOWED RAIN AND SHOWERS FROM NEW ROADS TO BREAUX
BRIDGE SOUTHEAST TO MORGAN CITY.
STRONG THUNDERSTORMS WERE SHOWN SOUTH OF ERWINVILLE...NEAR NEW ROADS AND
NORTH OF MORGAN CITY.  MOVEMENT WAS EAST AT 25 MPH.

PEOPLE IN EAST CENTRAL LOUISIANA CAN EXPECT STRONG AND GUSTY WIND...
HEAVY RAIN WITH FLOODING OF STREETS AND OTHER LOW LYING AREAS...
DANGEROUS LIGHTNING AND POSSIBLY SOME HAIL AS THUNDERST8ORMS CROSS THE
AREA TODAY.
POSSIBLE WARNINGS.
Special weather statement, May 10, 1:36 PM CDT, 2 hours 17 minutes before
LAZ029-033-102030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BATON ROUGE LA
125 PM CDT WED MAY 10 1995

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7 PM FOR BATON ROUGE
METROPOLITAN AREA...
...FLASH FLOOD WATCH IN EFFECT TODAY FOR THE BATON ROUGE METROPOLITAN
AREA...

AT 120 PM CDT RADAR SHOWED RAIN AND SHOWERS FROM NEW ROADS TO BREAUX
BRIDGE SOUTHEAST TO MORGAN CITY.
STRONG THUNDERSTORMS WERE SHOWN SOUTH OF ERWINVILLE...NEAR NEW ROADS AND
NORTH OF MORGAN CITY.  MOVEMENT WAS EAST AT 25 MPH.

PEOPLE IN EAST CENTRAL LOUISIANA CAN EXPECT STRONG AND GUSTY WIND...
HEAVY RAIN WITH FLOODING OF STREETS AND OTHER LOW LYING AREAS...
DANGEROUS LIGHTNING AND POSSIBLY SOME HAIL AS THUNDjERSTORMS CROSS THE
AREA TODAY.
REMAIN ALERT AND LISTEN TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 9, 7:47 PM CDTSevere Thunderstorm WarningLIXSt. Mary58 min
May 9, 8:14 PM CDTSevere Thunderstorm WarningLIXWashington61 min
May 9, 8:16 PM CDTSevere Thunderstorm WarningLIXIberia, Saint Martin59 min
May 9, 8:17 PM CDTSevere Thunderstorm WarningLIXIberville58 min
May 9, 8:40 PM CDTSevere Thunderstorm WarningLIXAscension65 min
May 9, 9:06 PM CDTSevere Thunderstorm WarningLIXLivingston54 min
May 9, 9:25 PM CDTSevere Thunderstorm WarningLIXOrleans, Saint Tammany65 min
May 9, 11:12 PM CDTTornado WarningLIXOrleans, Saint Tammany63 min
May 10, 12:12 AM CDTSevere Thunderstorm WarningLIXEast Baton Rouge, West Baton Rouge63 min
May 10, 1:12 AM CDTFlash Flood WarningLIXAscension, Livingston2 hr
May 10, 1:24 AM CDTFlash Flood WarningLIXSaint Tammany, Tangipahoa3 hr
May 10, 2:22 AM CDTSevere Thunderstorm WarningLIXSaint Tammany, Tangipahoa68 min
May 10, 4:26 AM CDTFlash Flood WarningLIXSaint Tammany, Tangipahoa4 hr
May 10, 8:04 AM CDTSevere Thunderstorm WarningLIXOrleans, Saint Bernard56 min
May 10, 11:13 AM CDTSevere Thunderstorm WarningLIXPlaquemines, Saint Bernard62 min
May 10, 3:30 PM CDTTornado WarningLIXAvoyelles, Saint Landry60 min
May 10, 4:36 PM CDTSevere Thunderstorm WarningLIXSaint Landry69 min
May 9, 7:18 PM CDTTornado WarningLIXHarrison57 min
May 9, 8:30 PM CDTSevere Thunderstorm WarningLIXPearl River60 min
May 9, 9:30 PM CDTSevere Thunderstorm WarningLIXPearl River30 min
May 9, 9:51 PM CDTSevere Thunderstorm WarningLIXHancock, Pearl River69 min
May 9, 10:14 PM CDTSevere Thunderstorm WarningLIXHarrison61 min
May 9, 11:29 PM CDTSevere Thunderstorm WarningLIXHancock61 min
May 9, 11:37 PM CDTSevere Thunderstorm WarningLIXHarrison68 min
May 9, 11:46 PM CDTFlash Flood WarningLIXHancock, Harrison3 hr
May 10, 12:19 AM CDTSevere Thunderstorm WarningLIXJackson56 min
May 10, 2:30 AM CDTFlash Flood WarningLIXHarrison, Jackson3 hr
May 10, 2:30 AM CDTFlash Flood WarningLIXHancock3 hr
May 10, 2:30 AM CDTSevere Thunderstorm WarningLIXHarrison, Jackson60 min
May 10, 3:01 AM CDTSevere Thunderstorm WarningLIXHancock59 min
May 10, 3:25 AM CDTSevere Thunderstorm WarningLIXJackson35 min
May 10, 3:48 AM CDTSevere Thunderstorm WarningLIXHancock, Harrison57 min
May 10, 5:30 AM CDTFlash Flood WarningLIXHancock, Harrison, Pearl River4 hr

Nearby

Severe Thunderstorm Warnings in Louisiana, 1995Every severe thunderstorm warning in 1995

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.