000
AGXX40 KNHC 130819
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
419 AM EDT SAT JUL 13 2013

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN
SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND
64W...AND THE SW N ATLANTIC INCLUDING THE BAHAMAS.

...GULF OF MEXICO...                                        
MODEL PREFERENCE: GFS/OFFICIAL BLEND WITH GOOD CONFIDENCE.

WEAK HIGH PRES 1015 MB ACROSS CENTRAL GULF WITH RIDGE ACROSS CENTRAL
GULF MAINTAINS LIGHT TO GENTLE BREEZE AND SEAS BELOW 3 FT OVER
ENTIRE BASIN. TROUGH ENTERS NORTHEASTERN GULF CORNER WITH A WEAK
1012 MB LOW PRES DEVELOPING NEAR 30N84W. TROUGH AND LOW PRES
DISSIPATE AND RIDGE REBUILDS LATE TODAY. MODEL GUIDANCE AGREE WITH
THIS SCENARIO WITH ONLY VERY MINOR DIFFERENCES.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC...                    
MODEL PREFERENCE: GFS/OFFICIAL BLEND WITH GOOD CONFIDENCE.

WEAK LOW PRES CENTER FORMING OVER NW COLOMBIA MAINTAINS TIGHT
GRADIENT WITH ATLC RIDGE TO THE NORTH PROMPTING FRESH TO STRONG
E-NE BREEZE AND 8-10 FT SEAS ACROSS CENTRAL CARIBBEAN TODAY
THROUGH WED. TROPICAL WAVE OVER WESTERN CARIBBEAN ALONG 85W MOVE 
W INTO YUCATAN PENINSULA TODAY. SECOND TROPICAL WAVE CURRENTLY
OVER CENTRAL ATLC APPROACH 55W TUE WITH INCREASE IN WINDS AND
SEAS.

...SW N ATLANTIC W OF 55W INCLUDING THE BAHAMAS...               
MODEL PREFERENCE: GFS/OFFICIAL BLEND WITH GOOD CONFIDENCE.

ONLY AN INCREASE IN CLOUDS AND PRECIPITATION IS LEFT FROM THE 
REMNANTS OF CHANTAL MOVING OVER NORTHERN BAHAMAS THROUGH TODAY.
NO SIGNS OF TROPICAL ORGANIZATION IS NOTED NOR EXPECTED BY MODEL
GUIDANCE. WEAK TROUGH OVER N FLORIDA MAY INCREASE WINDS IN
NORTHWEST CORNER OF BASIN.

$$

.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE:

.GULF OF MEXICO...
GMZ011...NONE.
GMZ013...NONE.
GMZ015...NONE.
GMZ017...NONE.
GMZ019...NONE.
GMZ021...NONE.
GMZ023...NONE.
GMZ025...NONE.

.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
AMZ011...NONE.
AMZ013...NONE.
AMZ015...NONE.
AMZ017...NONE.
AMZ019...NONE.
AMZ021...NONE.
AMZ023...NONE.
AMZ025...NONE.
AMZ027...NONE.
AMZ029...NONE.
AMZ031...NONE.
AMZ033...NONE.
AMZ035...NONE.
AMZ037...NONE.
AMZ039...NONE.

.SW N ATLANTIC INCLUDING THE BAHAMAS...
AMZ111...NONE.
AMZ113...NONE.
AMZ115...NONE.
AMZ117...NONE.
AMZ119...NONE.
AMZ121...NONE.
AMZ123...NONE.
AMZ125...NONE.
AMZ127...NONE.

*FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT:
HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF

NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE
NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT:
HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP

FOR ADDITIONAL INFORMATION PLEASE VISIT:
HTTP://WWW.HURRICANES.GOV/MARINE

$$
.FORECASTER WALLY BARNES. NATIONAL HURRICANE CENTER.