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AGXX40 KNHC 300901
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
501 AM EDT THU JUL 30 2015

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 BLENDED WITH OFFICIAL. MWW3 BLENDED WITH OFFICIAL FORECAST FOR WAVES. HIGH CONFIDENCE.

A TROUGH WILL DEVELOP EACH NIGHT OVER THE YUCATAN PENINSULA AND MOVE NW DURING LATE NIGHT THROUGH THE EARLY MORNING HOURS BEFORE DISSIPATING OVER THE SW GULF DURING LATE MORNING HOURS. A RIDGE WILL EXTEND FROM W CUBA NW TO THE NE TEXAS THROUGH THU THEN SHIFT S ON FRI AS A WEAK COLD FRONT MOVES INTO THE N CENTRAL GULF WATERS. WINDS WILL BE 10 KT OR LESS EXCEPT FOR OCASSINALLY 15-20 IN IN THE BAY OF CAMPECHE...WITH SEAS 2 FT OR LESS EXCEPT 3-4 FT IN THE BAY OF CAMPECHE.


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

MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL. MWW3 BLENDED WITH OFFICIAL FORECAST FOR WAVES. HIGH CONFIDENCE.

ATLC RIDGING COMBINED WITH LOW PRESSURE OVER NW COLOMBIA WILL SUPPORT STRONG TO MINIMAL GALE FORCE TRADE WINDS OVER THE SOUTH- CENTRAL CARIBBEAN THROUGH THU. TROPICAL WAVE OVER THE W CARIBBEAN ALONG 87W WILL REACH THE YUCATAN PENINSULA EARLY TODAY. ANOTHER TROPICAL WAVE ALONG 63W WILL MOVE ACROSS THE EASTERN CARIBBEAN THROUGH THU...ENTER THE CENTRAL CARIBBEAN ON THU NIGHT AND THE W CARIBBEAN BY FRI NIGHT.


...SW N ATLANTIC INCLUDING THE BAHAMAS...

MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL. MWW3 BLENDED WITH OFFICIAL FORECAST FOR WAVES. HIGH CONFIDENCE.

A 1012 MB LOW PRES LOCATED OVER THE FAR NW WATERS NEAR 30N77W WILL MOVE JUST N OF AREA BY THU. EXPECT NEAR GALE TO GALE FORCE SW WINDS E OF LOW CENTER TODAY. A RIDGE WILL DOMINATE THE REMAINDER OF THE FORECAST REGION. THE RIDGE IS FORECAST TO SHIFT N AND STRENGTHEN BY FRI. FRESH TRADES WILL DEVELOP ALONG THE N COAST OF HISPANIOLA AND THE ATLC APPROACH TO THE WINDWARD PASSAGE THUIN THE EVENING AND THU 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...
.AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... GALE WARNING EARLY TODAY.


.SW N ATLANTIC INCLUDING THE BAHAMAS...
.AMZ113...ATLANTIC FROM 27N TO 31N BETWEEN 70W AND 77W... GALE WARNING TODAY.

$$

*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.

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