000
AGXX40 KNHC 151742
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
142 PM EDT WED JUL 15 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: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL
FORECAST. TAFB NWPS USED FOR WAVE HEIGHTS AND PRIMARY WAVE
PERIOD. HIGH CONFIDENCE.

A SURFACE RIDGE EXTENDING FROM THE STRAITS OF FLORIDA TO THE TEXAS
COAST WILL CHANGE LITTLE THROUGH SUNDAY. A TROUGH WILL DEVELOP
EACH EVENING OFF NW YUCATAN PENINSULA AND ALLOW FRESH NE WINDS
OVER THE SW GULF OVERNIGHT EACH NIGHT. ELSEWHERE THIS PATTERN WILL
CONTINUE TO MAINTAIN GENERALLY LIGHT TO GENTLE BREEZES ACROSS MOST
OF THE GULF THROUGH THE WEEKEND.

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

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL
FORECAST. TAFB NWPS USED FOR WAVE HEIGHTS AND PRIMARY WAVE
PERIOD. HIGH CONFIDENCE.

ATLC RIDGE N OF THE AREA COMBINED WITH LOW PRESSURE OVER NW
COLOMBIA WILL CONTINUE TO SUPPORT FRESH-STRONG TRADES PRIMARILY
OVER THE S CENTRAL CARIBBEAN. THIS PATTERN WILL PERSIST INTO
FRI...THEN THE AREA OF STRONG TRADE WINDS WILL DECREASE AND BE
LIMITED TO OFF THE CENTRAL AND NW COASTS OF COLOMBIA AND WESTERN
VENEZUELA...INCLUDING THE GULF OF VENEZUELA. A TROPICAL WAVE
BETWEEN WESTERN CUBA AND COLOMBIA WILL MOVE THROUGH THE WESTERN
CARIBBEAN THROUGH TO NIGHT. ANOTHER TROPICAL WAVE E OF THE
WINDWARD ISLANDS WILL ENTER THE EASTERN CARIBBEAN THIS
EVENING...CROSS THE CENTRAL CARIBBEAN THROUGH THU NIGHT...AND THE
WESTERN CARIBBEAN FRI INTO SAT. A THIRD TROPICAL WAVE WILL CROSS
WEST OF 55W SAT AND ENTER THE EASTERN CARIBBEAN SUN.
  
...SW N ATLANTIC INCLUDING THE BAHAMAS...

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL
FORECAST. TAFB NWPS USED FOR WAVE HEIGHTS AND PRIMARY WAVE
PERIOD. MEDIUM CONFIDENCE.

RIDGE EXTENDS FROM NEAR 28N65W SW TO THE STRAITS OF FLORIDA. A
TIGHTENING PRES GRADIENT BETWEEN THE RIDGE AND LOW PRES N OF THE
AREA WILL BRING INCREASING SW WINDS TO N OF 29N AND W OF 70W INTO
EARLY THU. THE RIDGE WILL ALSO SUPPORT FRESH TO STRONG TRADE WINDS
OFF THE NORTHERN COAST OF HISPANIOLA EACH NIGHT THROUGH FRI NIGHT
WITH SEAS REMAINING LESS THAN 8 FT. ELSEWHERE...LIGHT TO GENTLE
WINDS AND MODEST SEAS WILL PERSIST ALONG THE RIDGE AXIS WITH
LITTLE CHANGE.

$$

.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.