Alert archive / Louisiana / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 10, NWS Lake Charles, LA

March 25, 1993Acadia Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 25, 1993, 5:50 PM CST for Acadia Parish, Louisiana. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Mar 25, 1993, 5:50 PM CST (23:50 UTC)
Expired
Mar 25, 1993, 6:45 PM CST
In force
55 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Acadia Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 11.8 hours before the alert went out and 260 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, Slidell Radar S, LA at 12:00Z on 1993-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Slidell Radar S, LA at 12:00Z on 1993-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.1939587897Sfc1 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
1 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
628 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
103 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 25, 12:43 PM CST, 5 hours 7 minutes before
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Special weather statement, Mar 25, 1:38 PM CST, 4 hours 12 minutes before
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Special weather statement, Mar 25, 2:42 PM CST, 3 hours 8 minutes before
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Special weather statement, Mar 25, 4:40 PM CST, 1 hour 10 minutes before
LAZ005>009-011>014-MSZ010-TXZ028-032-033-045>049-252338-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
438 PM CST THU MAR 25 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM FOR ALL PARISHES
   IN SOUTHWEST AND CENTRAL LOUISIANA...

AT 430 PM...SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN WERE SHOWN FROM
THE EUNICE AREA...TO BETWEEN ALEXANDRIA AND BATON ROUGE...TO THE NATCHEZ
MISSISSIPPI AREA.

PERSONS IN ACADIA AND RAPIDES PARISHES SHOULD BE PREPARED FOR STRONG
GUSTY WINDS...DANGEROUS LIGHTNING...AND POSSIBLY SOME SMALL HAIL FROM
NOW UNTIL 5:30 PM CST THIS THURSDAY EVENING.

ELSEWHERE...RAIN AND ISOLATED THUNDERSTORMS WAS LOCATED OVER GULF FROM
20 TO BEYOND 100 MILES OFFSHORE FROM CAMERON TO ATCHAFALAYA BAY.

MOVEMENT WAS SOUTHEAST AT 30 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 9:15 AM CSTSevere Thunderstorm WarningLCHRapides60 min
Mar 25, 3:00 PM CSTSevere Thunderstorm WarningLCHEvangeline60 min
Mar 25, 4:55 PM CSTSevere Thunderstorm WarningLCHAllen, Jefferson Davis65 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.