Area Forecast Discussion
Issued by NWS Lake Charles, LA

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000
FXUS64 KLCH 290830
AFDLCH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
330 AM CDT TUE JUL 29 2014

.DISCUSSION...
SFC ANALYSIS SHOWS COOL FRONT NOW S OF THE SE TX/SW LA
COAST...WITH A FRONTAL WAVE JUST S OF THE SC LA COAST IGNITING A
BKN LINE OF TSRA JUST S OF CAMERON TO INTRACOASTAL CITY. THIS IS
EXPECTED TO CONTINUE THIS MORNING...WITH THE HIGHER POPS ALONG THE
COAST AND ADJACENT COASTAL WATERS. BEHIND THE FRONT...SLIGHTLY
LOWER DEWPTS IN THE LOWER 70S NOW ACROSS INLAND SE TX/C LA.

THE COOL FRONT WILL CONTINUE TO SAG SOUTHWARD A BIT MORE TODAY
BEFORE STALLING LATER THIS AFTERNOON AND EVENING...KEEPING THE
HIGHEST POPS OVER THE COASTAL WATERS. BY THIS EVENING...PRECIP
CHANCES DIMINISH FURTHER AS THE SLIGHTLY COOLER AND DRIER AIR
FILTERS ACROSS THE REGION...WHICH SHOULD ALLOW FOR LOWS IN THE
UPPER 60S ACROSS C LA TO NEAR/LOWER 70S ELSEWHERE BY DAYBREAK WED.

THE UPPER LEVEL PATTERN WILL CONTINUE TO BE DOMINATED BY A LARGE
TROF OVER THE CENTRAL AND EASTERN U.S. FOR THE REMAINDER OF THIS
WEEK. THE NEXT PERTURBATION ALOFT IS EXPECTED TO INDUCE A WEAK
FRONTAL WAVE ALONG THE OLD FRONTAL BOUNDARY ACROSS THE N GULF THU
AFTERNOON INTO FRI...WHICH WILL SIGNIFICANTLY INCREASE SHRA/TSRA
CHANCES DURING THIS TIME FRAME. LINGERING MOISTURE AND LIFT WILL
CONTINUED ELEVATED SHRA/TSRA CHANCES SAT...BUT EXPECTED TO
DIMINISH A BIT FURTHER BY SUN AND MON AS THE LARGE UPPER LEVEL
TROF SLOWLY FILLS AND LIFTS NE.

DML

&&

.MARINE...
INCREASED CHANCES OF SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS
MORNING AS A COOL FRONT PUSHES SOUTHWARD. THE CHANCES OF SHOWERS
AND THUNDERSTORMS WILL DIMINISH BY THIS EVENING...BUT REMAIN AS
THE FRONT BECOMES STATIONARY ACROSS THE COASTAL WATERS THE NEXT
COUPLE OF DAYS. PRECIPITATION CHANCES WILL INCREASE AGAIN LATE
THURSDAY INTO FRIDAY AS ANOTHER UPPER LEVEL IMPULSE LIFTS THE
FRONT BACK NORTH. WINDS ARE EXPECTED TO BE AROUND 10 KNOTS OR
LESS...BUT WILL BE A BIT VARIABLE IN DIRECTION PENDING THE
POSITION OF THE FRONT.

&&

.PRELIMINARY POINT TEMPS/POPS...
KLCH  92  73  90  74  89 /  20  20  20  10  30
KBPT  92  76  90  76  89 /  30  20  20  10  30
KAEX  91  68  90  70  87 /  20  10  20  20  40
KLFT  91  71  90  72  90 /  20  10  20  10  30

&&

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

$$






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