000
FXUS64 KSHV 190200
AFDSHV

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SHREVEPORT LA
900 PM CDT SAT MAY 18 2013

.DISCUSSION...
QUIET SUMMER LIKE WEATHER EXPECTED THROUGH AT LEAST SUNDAY MORNING AS
RIDGING AHEAD OF LONG WAVE TROUGH CENTERED OVER CO TO KEEP AREA RAIN
FREE. SOME TSTMS MAY MOVE INTO THE W PORTIONS OF DEEP E TX AND
EXTREME SE OK BY SUNDAY EVENING...BUT THESE SHOULD DIMINISH AFTER
SUNSET WITH LOSS OF DAYTIME HEATING IF THEY INDEED DO MOVE THIS
FAR E.

STRONG SRLY SFC FLOW TO DEVELOP ALONG AND AHEAD OF THE TX AND OK
DRYLINE DURING LATE SUNDAY MORNING THROUGH SUNSET. HAVE ELECTED TO
POST A LAKE WIND ADVISORY FOR OUR E TX AND SE OK COUNTIES
ACCORDINGLY AS WE APPROACH A HOLIDAY WEEKEND. FURTHER E...THE FLOW
SHOULD REMAIN JUST BELOW LAKE WIND ADVISORY CRITERIA ACROSS SRN AR
AND NRN LA.  /VIII/

&&

.AVIATION...

CU FIELD HAS JUST ABOUT DISSIPATED ACROSS THE REGION THIS EVENING
WITH INCREASING CIRRUS UPSTREAM NOTED ON IR IMAGERY ACROSS SE INTO
CENTRAL TX. LOW LEVEL MOISTURE WILL ONCE AGAIN BE ON THE INCREASE
OVERNIGHT IN THE FORM OF MVFR CEILINGS. EXPECT THE I-20 CORRIDOR
TERMINALS TO SEE THIS IN THE 06-10Z TIMEFRAME BUT NOT QUITE SOLD ON
REDUCTIONS IN VISIBILITIES AS WAS THE CASE LAST NIGHT. HAZE NOT
NEARLY AS PROMINENT ATTM COMPARED TO 24 HOURS AGO BUT MAY GO AHEAD
AND TEMPO A 3-5 MILE VISIBILITY EITHER SIDE OF SUNRISE AT MOST
LOCATIONS.

AS WAS THE CASE THIS MORNING...EXPECTING MVFR/TEMPO IFR CONDITIONS
TO SCATTER OUT IN THE 15-17Z TIMEFRAME. AN INCREASING PRESSURE
GRADIENT ON SUNDAY WILL RESULT IN STRONG S WINDS SUSTAINED NEAR
12-15KTS WITH GUSTS AS HIGH AS 25KTS AT THE TYR/GGG/TXK/SHV
TERMINALS DURING THE LATE MORNING/AFTERNOON HOURS ON SUNDAY.

/13/

&&

.PRELIMINARY POINT TEMPS/POPS...
SHV  71  90  73  89  72 /  10  10  10  10  10
MLU  72  88  72  88  71 /  10  10  10  10  10
DEQ  70  88  72  86  69 /  10  10  20  20  30
TXK  70  89  73  86  71 /  10  10  10  10  20
ELD  71  87  72  88  70 /  10  10  10  10  10
TYR  69  92  71  89  73 /  10  10  10  10  10
GGG  70  91  72  88  72 /  10  10  10  10  10
LFK  71  93  72  90  73 /  10  10  10  10  10

&&

.SHV WATCHES/WARNINGS/ADVISORIES...
AR...NONE.
LA...NONE.
OK...LAKE WIND ADVISORY FROM 10 AM TO 8 PM CDT SUNDAY FOR THE
     FOLLOWING ZONES: OKZ077.

TX...LAKE WIND ADVISORY FROM 10 AM TO 8 PM CDT SUNDAY FOR THE
     FOLLOWING ZONES:
     TXZ096-097-108>112-124>126-136>138-149>153-165>167.

&&

$$

VIII/13