FXUS64 KSHV 110332
AFDSHV

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SHREVEPORT LA
932 PM CST THU DEC 10 2009

.DISCUSSION...
FORECAST IN FAIRLY GOOD SHAPE THIS EVENING. HOWEVER...WILL MAKE A
FEW MINOR CHANGES...AS CLOUD COVER SEEMS TO BE SPREADING OVER THE
REGION A LITTLE FASTER THAN INDICATED. CIRRUS OVERCAST OVER ALL
BUT EXTREME NORTH AT THIS TIME WITH OBSERVATIONS DOWNSTREAM IN
CENTRAL TEXAS ALREADY INDICATING OVERCAST IN THE 5 TO 6 KFT RANGE. 
THE CLOUDS WILL LIKELY HOLD THE MINS UP DESPITE CONTINUED CAA...
SO WILL TWEAK THE MINS UP A BIT. CURRENT OBS ALSO INDICATE DEWPOINTS
ARE RUNNING A LITTLE HIGHER THAN GRIDS...SO A FEW CHANGES MADE.
NEW MAM STILL SHOWS RAIN OVER SOUTHERN ZONES BY 00Z SAT.

&&

.AVIATION...
UPPER LVL CIRRUS INCREASING ACROSS AREA IN VERY STRONG UPPER LVL WESTERLY
FLOW. LOW PRESSURE DEVELOPING IN GULF WILL ADD ADDITIONAL MOISTURE 
IN LOWER LVLS. AND BRING EAST WINDS 5 TO 10 KTS.  EXPECTING A 6000 
FT DECK SPREADING QUICKLY ACROSS AREA AROUND MIDDAY FRIDAY...WITH 
RAIN DEVELOPING AND CIGS TRANSITIONING FROM VFR TO MVFR AND PSBL IFR 
BTWN 00-06Z SAT...AND PERHAPS BEFORE 00Z NE TX SITES./VII/

&&

.PRELIMINARY POINT TEMPS/POPS...
SHV  31  46  37  47  45 /   0  20  60  40  20 
MLU  32  44  35  45  43 /   0  20  60  60  20 
DEQ  24  46  31  46  38 /   0  10  20  20  10 
TXK  29  45  35  46  42 /   0  10  40  30  10 
ELD  28  44  34  45  40 /   0  10  40  40  20 
TYR  32  45  38  52  47 /   0  20  60  30  10 
GGG  32  47  38  49  42 /   0  20  60  30  10 
LFK  35  46  39  53  47 /   0  40  80  40  10 

&&

.SHV WATCHES/WARNINGS/ADVISORIES...
AR...NONE.
LA...NONE.
OK...NONE.
TX...NONE.
&&

$$

14/07