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000
FXUS64 KLCH 252335
AFDLCH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
635 PM CDT SAT MAY 25 2013

.AVIATION...REMNANTS OF AN OLD FRONTAL BOUNDARY ARE PROVIDING A
FOCUSING MECHANISM FOR CONVECTION BETWEEN LCH AND AEX. THE BAND OF
THUNDERSTORMS IS MOVING NORTH TOWARDS AEX HOWEVER LOOKLS AS IF AN
END TO DAYLIGHT HEATING WILL DISSIPATE THESE BEFORE GETTING NEAR AEX.
VFR WITH LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST ON SUNDAY.

SWEENEY

&&

.PREV DISCUSSION... /ISSUED 315 PM CDT SAT MAY 25 2013/

SYNOPSIS...
A COOL DOME OF HIGH PRESSURE...MOVING EASTWARD ACROSS THE UPPER
MIDWEST...RIDGES EQUATORWARD.

THE BERMUDA HIGH PRESSURE SYSTEM WILL BECOME RE-ESTABLISHED ACROSS
THE NORTHWEST GULF OF MEXICO ON SUNDAY.

FURTHER-UP...A DEEP TEXAS TROUGH...EMBEDDED IN THE SOUTHERN STREAM
OF THE MIDLATITUDE WESTERLIES...WILL TRAVEL EASTWARD...EXITING
LOUISIANA BY SUNDAY EVENING.

DISCUSSION...
THE TEXAS TROUGH CONTINUES TO EJECT SHORTWAVES ACROSS SOUTHEAST
TEXAS AND INTO LOUISIANA. SCATTERED SHOWERS AND THUNDERSTORMS ARE
FIRING ALONG ALONG THE REMAINS OF A BACKDOOR FRONT SYSTEM...WHICH
EXTENDS FROM THE LAKES REGION THROUGH MARSH ISLAND.

THE CONVECTIVE ACTIVITY WILL BE COMING TO AN END THIS EVENING.
OTHERWISE...THE OVERNIGHT TEMPERATURES WILL BE RUNNING A FEW
DEGREES ABOVE NORMAL FOR LATE MAY.

21

&&

.PRELIMINARY POINT TEMPS/POPS...
KLCH  72  85  70  85  70 /  20  10  10  20  10
KBPT  73  84  72  85  72 /  20  10  10  20  10
KAEX  69  85  66  86  66 /  20  20  10  20  10
KLFT  69  85  69  85  69 /  10  10  10  20  10

&&

.LCH WATCHES/WARNINGS/ADVISORIES...
LA...NONE.
TX...NONE.
GM...NONE.
&&

$$