Alert archive / Louisiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 97, NWS New Orleans, LA

March 13, 1995Concordia Parish, Pointe Coupee Parish, West Feliciana Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Mar 13, 1995, 4:20 PM CST for Concordia Parish, Pointe Coupee Parish, West Feliciana Parish, Louisiana. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Mar 13, 1995, 4:20 PM CST (22:20 UTC)
Expired
Mar 13, 1995, 5:15 PM CST
In force
55 min
Issued by
NWS New Orleans, LA
Area
Whole counties

Counties Concordia Parish, LA, Pointe Coupee Parish, LA, West Feliciana Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 10.3 hours before the alert went out and 186 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 1995-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 275 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 1995-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 223 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
275 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
223 m²/s²
0-3 km storm-relative helicity
330 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

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, Mar 13, 3:45 PM CST, 35 minutes before
LAZ037-038-039-040-080125-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
345 PM CST MON MAR 13 1995

STRONG EAST WINDS ARE BLOWING ACROSS LAKE PONTCHARTRAIN. AT 330 PM
CDT CAUSEWAY POLICE REPORTED E WINDS OF 30 TO 40 MPH AND GUSTY.
AT 3 PM MANDEVILLE HAD AN EAST WIND OF 34 MILES AN HOUR WHILE THE
LAKEFRONT AIRPORT REPORTED AN EAST WIND OF 28 KNOTS OR 42 MILES AN
HOUR.

DRIVERS OF AUTOMOBILES AND ESPECIALLY HIGH PROFILE VECHILES SHOULD
EXERCISE CAUTION AS A SUDDEN GUST OF WIND COULD CAUSE AN ACCIDENT.

THERE IS A SMALL CRAFT ADVISORY IN EFFECT FOR LAKE PONTCHARTRAIN
AND THE OTHER TIDAL LAKES IN SOUTHEAST LOUISIANA BECAUSE OF THE
STRONG WINDS CAUSED BY A TIGHT PRESSURE GRADIENT.

THE STRONG EAST AND SOUTHEAST WINDS ARE EXPECTED TO CONTINUE
THIS AFTERNOON AND EVENING BUT SHOULD DECREASE LATER TONIGHT.
/
Special weather statement, Mar 13, 3:49 PM CST, 31 minutes before
LAZ037-038-039-040-080125-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
345 PM CST MON MAR 13 1995

STRONG EAST WINDS ARE BLOWING ACROSS LAKE PONTCHARTRAIN. AT 330 PM
CDT CAUSEWAY POLICE REPORTED E WINDS OF 30 TO 40 MPH AND GUSTY.
AT 3 PM MANDEVILLE HAD AN EAST WIND OF 34 MILES AN HOUR WHILE THE
LAKEFRONT AIRPORT REPORTED AN EAST WIND OF 28 KNOTS OR 42 MILES AN
HOUR.

DRIVERS OF AUTOMOBILES AND ESPECIALLY HIGH PROFILE VECHILES SHOULD
EXERCISE CAUTION AS A SUDDEN GUST OF WIND COULD CAUSE AN ACCIDENT.

THERE IS A SMALL CRAFT ADVISORY IN EFFECT FOR LAKE PONTCHARTRAIN
AND THE OTHER TIDAL LAKES IN SOUTHEAST LOUISIANA BECAUSE OF THE
STRONG WINDS CAUSED BY A TIGHT PRESSURE GRADIENT.

THE STRONG EAST AND SOUTHEAST WINDS ARE EXPECTED TO CONTINUE
THIS AFTERNOON AND EVENING BUT SHOULD DECREASE LATER TONIGHT.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 13, 2:36 PM CSTSevere Thunderstorm WarningLIXSaint Landry69 min
Mar 13, 3:49 PM CSTTornado WarningLIXCatahoula56 min

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.