Alert archive / Louisiana / Flash Flood Warnings in 1993

Flash Flood Warning 9, NWS Lake Charles, LA

March 2, 1993Beauregard Parish, Louisiana

NWS Lake Charles, LA issued this flash flood warning at Mar 2, 1993, 2:28 AM CST for Beauregard Parish, Louisiana. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Mar 2, 1993, 2:28 AM CST (08:28 UTC)
Expired
Mar 2, 1993, 5:30 AM CST
In force
3 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Beauregard Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 8.5 hours before the alert went out and 60 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 1993-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1993-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 537 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
562 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
537 m²/s²
0-3 km storm-relative helicity
697 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLCH 020838
FFWLCH
LAC011-021130-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
228 AM CST TUE MAR 2 1993
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  530 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST LOUISIANA
 
   ...BEAUREGARD PARISH
 
AT 225 AM CST...THE BEAUREGARD SHERIFF'S OFFICE CONTINUED TO
REPORT SEVERAL ROADS UNDER WATER WITH WATER UP TO NEAR HOUSES
IN THE SHIRLEY LOOP SUBDIVISION NEAR DE RIDDER.  SCATTERED
SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...WILL
CONTINUE TO MOVE ACROSS THE PARISH DURING THE NEXT SEVERAL
HOURS. THIS WILL CONTINUE TO AGGRAVATE FLOODING ACROSS THE
PAR\ISH.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS.  IF FLOODING IS OBSERVED...ACT QUICKLY.
MOVE UP TO ESCAPE FLOOD WATERS.  DO NOT STAY IN AREAS SUBJECT
TO FLOODING WHEN WATER BEGINS RISING.

What forecasters said that day

The local office's own words before this flash flood 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 1, 8:35 PM CST, 5 hours 53 minutes before
LAZ005>009-011>014-MSZ010-TXZ028-032-033-045>049-020335-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
835 PM CST MON MAR 1 1993

...A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF SOUTHWEST AND ALL OF CENTRAL
   LOUISIANA EXCEPT FOR LA SALLE PARISH FOR TONIGHT AND EARLY TUESDAY...

AT 825 PM...A LARGE AREA OF RAIN WITH EMBEDDED SHOWERS AND THUNDERSTORMS
...SOME WITH VERY HEAVY RAINFALL...CONTINUED BETWEEN BATON ROUGE TO NATCHEZ
MISSISSIPPI TO BETWEEN NACTHITOCHES AND ALONG AND LONG THE COAST NEAR
CAMERON...THEN TO BETWEEN TOLEDO BEND RESERVIOR AND FREEPORT TEXAS.

THE HEAVIEST RAINFALL WAS OCCURRING FROM ALEXANDRIA TO BETWEEN DE QUINCY
AND KIRBYVILLE TEXAS...TO THE HOUSTON AREA.  THE HEAVY RAINS WERE
FALLING ON ALREADY SATURATED GROUNDS WITH AN ADDITIONAL 2 TO 4 INCHES
EXPECTED THRU TUESDAY.  AS THE RAIN CONTINUES TO FALL OVER CENTRAL AND
SOUTHWEST LOUISIANA...CONDITIONS WILL REMAIN RIPE FOR FLASH FLOODING.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.
.
REMEMBER A FLASH FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE IN AND AROUND
THE WATCH AREA.  HEAVY RAINS COULD CAUSE RAPID RISE OF STREAMS AND FLOOD
LOW LYING AREJAS.  REMEMBER MOST FLASH FLOOD DEATHS OCCUR AT NIGHT WHEN
AUTOMOBILES ATTEMPT TO CROSS FLOODED ROADWAYS.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 8:45 PM CSTFlash Flood WarningLCHBeauregard3 hr
Mar 1, 11:20 PM CSTFlash Flood WarningLCHBeauregard3 hr

Nearby

Flash Flood Warnings in Louisiana, 1993Every flash flood 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.