Alert archive / Louisiana / Flash Flood Warnings in 1996

Flash Flood Warning 18, NWS Lake Charles, LA

October 25, 1996Allen Parish, Louisiana

NWS Lake Charles, LA issued this flash flood warning at Oct 25, 1996, 6:30 PM CDT for Allen Parish, Louisiana. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 25, 1996, 6:30 PM CDT (23:30 UTC)
Expired
Oct 25, 1996, 8:30 PM CDT
In force
2 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Allen Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.5 hours before the alert went out and 69 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 1996-10-25Temperature 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 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 1996-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 208 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
579 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
208 m²/s²
0-3 km storm-relative helicity
209 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 252332
FFWLCH
LAC003-260130-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
630 PM CDT FRI OCT 25 1996
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  830 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST LOUISIANA
 
   ...ALLEN PARISH
 
AT 625 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT 1 TO 1.5 INCHES OF RAIN HAVE FALLEN ACROSS PORTIONS
OF ALLEN PARISH DURING THE PAST HOUR. AN ADDITIONAL 2 TO 4 INCHES
OF RAIN IS POSSIBLE ACROSS THE PARISH THIS EVENING. THIS WILL CAUSE
FLOODING OF SECONDARY ROADS AND SMALL STREAMS.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO REC|OGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH 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.

NWS Lake Charles, LA wrote its last area forecast discussion before this flash flood warning went out at Oct 25, 3:16 PM CDT, 3 hours 14 minutes earlier.

Area forecast discussion, Oct 25, 3:16 PM CDT, 3 hours 14 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
316 PM CST FRI OCT 25 1996

ETA SHOWS RIGHT REAR QUAD OF JETSTREAK OVR REGION WITH STG S/WV MOVG
THRU THIS EVENING. VAD WINDS SHOW SOME SHEARING SO SVR A PSBLTY
TNITE. MAIN WX PROBLEM WILL BE COPIOUS MSTR AND HVY RAINS. X-SECS
HAVE STG UVV THRU DAYBREAK SAT. VIS STLT SHOWS GOOD CONVECTION OFF
TX GULF COAST. AM CONCERNED WITH E CEN LA AS THETA AXIS OVERLAYS THAT
AREA TNITE. TEMPS SHUD BE STEADY TNITE...PSBLY SLOLY RISING WITH WAA.
WENT FOR HIR POPS ON SAT NITE DESPITE NVA DUE TO MDT TO STG
INSTABILITY AND GOOD THETA AXIS. RDGG BUILDS OVR SE U.S. SO MAIN
MSTR AREA WL GRADUALLY SHIFT W.
11

BPT 72/81/73/82 7453
LCH 70/82/72/82 7463  LFT 67/84/73/82 8553  AEX 67/82/71/84 8554

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 9:51 PM CDTFlash Flood WarningLCHCalcasieu4 hr
Oct 24, 11:21 PM CDTFlash Flood WarningLCHJefferson Davis2 hr
Oct 25, 7:16 AM CDTFlash Flood WarningLCHSaint Landry, Saint Martin4 hr
Oct 25, 5:32 PM CDTFlash Flood WarningLCHCalcasieu118 min

Nearby

Flash Flood Warnings in Louisiana, 1996Every flash flood warning in 1996

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.