000
AGXX40 KNHC 071847
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
147 PM EST SUN DEC 7 2014

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: LATEST GFS BLENDED WITH PREVIOUS/OFFICIAL 
FORECAST. MWW3 USED FOR WAVES. HIGH CONFIDENCE.

A WEAK COLD FRONT EXTENDING FROM N OF TAMPA BAY TO JUST S OF
BROWNSVILLE TEXAS WILL EXTEND FROM NAPLES FLORIDA TO NE MEXICO
SUN NIGHT AND DISSIPATE ACROSS MUCH OF THE GULF BY MON NIGHT AS
THE REMAINDER OF THE FRONT MOVES SE THROUGH THE STRAITS OF
FLORIDA. HIGH PRES BEHIND THE FRONT WILL DOMINATE THE GULF THROUGH
THU. WINDS WILL REMAIN LIGHT THROUGHOUT THE AREA THROUGH THE
FORECAST PERIOD.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS/OFFICIAL 
FORECAST. MWW3 USED FOR WAVES. HIGH CONFIDENCE.

MODERATE TO FRESH WINDS ACROSS THE CENTRAL AND WESTERN CARIBBEAN
WHILE TROUGHING OVER THE LEEWARD ISLANDS HAS WEAKENED THE PRES
GRADIENT OVER THE TROPICAL N ATLC AND EASTERN CARIBBEAN. HIGH PRES
BUILDING NW OF THE AREA WILL INCREASE THE PRESSURE GRADIENT ALONG
THE COAST OF COLOMBIA WHERE WINDS WILL REACH A FRESH TO STRONG
BREEZE IN THE MORNING HOURS TUE THROUGH THU. N SWELL WILL BRING
SEAS OVER 8 FT TO THE TROPICAL N ATLC WED AND THU.

...SW N ATLANTIC S OF 31N W OF 55W INCLUDING THE BAHAMAS...

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS/OFFICIAL.
MWW3 USED FOR WAVES. HIGH CONFIDENCE.

A COLD FRONT ACROSS THE FAR NW PORTION OF THE AREA FROM 31N78W TO
29N81W WILL EXTEND FROM 31N71W TO PALM BEACH FLORIDA TONIGHT AND
DISSIPATE FROM 31N68W THROUGH THE SOUTHERN BAHAMAS TO CENTRAL CUBA
BY MON NIGHT. ANOTHER COLD FRONT WILL MOVE INTO NW WATERS LATE MON
AND EXTEND FROM 31N78W TO CENTRAL FLORIDA MON NIGHT...FROM 31N71W
TO THE STRAITS OF FLORIDA TUE NIGHT AND FROM 28N65W TO EASTERN
CUBA WED NIGHT. A NEW BATCH OF N TO NE SWELL WILL MOVE INTO NW
WATERS LATE TODAY AND SPREAD EAST- SOUTHEASTWARD THROUGH THE AREA
BY TUE NIGHT.

$$

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

.GULF OF MEXICO...
     NONE.

.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
     NONE.

.SW N ATLANTIC INCLUDING THE BAHAMAS...
     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.HURRICANE WARNINGS.GOV/MARINE

$$

.FORECASTER DGS. NATIONAL HURRICANE CENTER.