FXUS62 KMLB 061530
AFDMLB

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MELBOURNE FL
1030 AM EST SUN DEC 6 2009

.DISCUSSION...
VERY STRONG SUBSIDENCE INVERSION OVER THE FL PENINSULA THIS 
MORNING.  THE 12Z SOUNDINGS FROM ALL MEASURED PW VALUES AOB 1.0" 
WITH DOUBLE DIGIT LIFTED INDICES.  MOISTURE TRAPPED BLO THE 
INVERSION WILL COMBINE WITH UPR LVL MOISTURE TO KEEP SKIES PTCLDY TO 
MCLDY THRU THE DAY...BUT THE STRENGTH OF THE INVERSION AND THE 
EXTENSIVE DRY AIR THRU THE H90-H40 LYR WILL PRECLUDE ANY ADDITIONAL 
PRECIP TODAY. 

WILL UPDATE FCST TO REMOVE POPS OVER THE SRN COUNTIES...ALSO WILL 
INCREASE SKY COVER TO THE CONSIDERABLE CLOUDINESS CATEGORY.

&&

.AVIATION...
THRU 07/00Z...TEMPO MVFR CIGS BTWN FL025-030.  BTWN 07/00Z-07/06Z 
VFR...CIGS AOA FL050.  BTWN 07/06Z-07/08Z...CIGS BCMG MVFR BTWN 
FL010-020 WITH AREAS MVFR VSBYS ~5SM IN BR.  AFT 07/08Z...CIGS BCMG  
IFR BTWN FL006-009 ALONG AND N OF THE I-4 CORRIDOR...CONTG THRU 
07/15Z.  

&&

.MARINE...
LCL DATA BUOYS NETWORK MEASURING 3-4FT SEAS WITH 7-8SEC PDS... 
SUSTAINED NE WINDS ~15KTS.  INVERTED TROF OVER THE NRN BAHAMAS WILL 
COMBINE WITH A LARGE SFC RIDGE OVER THE MID ATLC TO PRODUCE A FAIRLY 
TIGHT PGRAD OVER THE LCL ATLC WATERS THIS AFTN...GEOSTROPHIC APPROX 
TABLES INDICATE WINDS BTWN 15-20KTS PSBL.  WILL EXPAND CAUTIONARY 
STATEMENT TO ALL COASTAL WATERS WITH THE MORNING UPDATE.  

&&

.MLB WATCHES/WARNINGS/ADVISORIES...
FL...NONE.
AM...SMALL CRAFT ADVISORY UNTIL 4 AM EST EARLY THIS MORNING FOR 
     COASTAL WATERS FROM SEBASTIAN INLET TO JUPITER INLET OUT 20 
     NM-WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE 
     20 TO 60 NM OFFSHORE-WATERS FROM SEBASTIAN INLET TO JUPITER 
     INLET 20 TO 60 NM OFFSHORE-WATERS FROM VOLUSIA BREVARD 
     COUNTY LINE TO SEBASTIAN INLET 20 TO 60 NM OFFSHORE.

&&

$$

BRAGAW