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AGXX40 KNHC 011734
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
134 PM EDT WED APR 1 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.

PRODUCT RELEASED EARLY FOR COMPUTER MAINTENANCE


...GULF OF MEXICO...

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

A WEAK PRES PATTERN CONTINUES ACROSS THE GULF WITH A SURFACE RIDGE EXTENDING WEST FROM CENTRAL FLORIDA TOWARD THE TEXAS COAST. GENTLE TO MODERATE BREEZES PERSIST IN MOST AREAS WITH SEAS RANGING FROM 2 TO 4 FT. THE EXCEPTION IS OFF THE NW COAST OF YUCATAN WHERE THE NORMAL OVERNIGHT TROUGH TO DEVELOPS. A COLD FRONT IS EXPECTED TO MOVE OFF THE TEXAS COAST LATE FRI NIGHT INTO EARLY SAT MORNING FOLLOWED BY STRONG NE WINDS. THE FRONT IS NOT EXPECTED TO MAKE MUCH PROGRESS SOUTHWARD...STALLING ALONG 26N BY LATE SAT BEFORE LIFTING N AGAIN LATE SAT AND SUN.


...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.

FRESH TO STRONG ELY WINDS ARE PULSING OFF COLOMBIA TO 25 KT. STRONG NE WINDS ARE ALSO NOTED IN THE LEE OF CENTRAL CUBA. OTHERWISE MODERATE TO FRESH TRADES PERSIST ACROSS THE REGION WITH SEAS RANGING FROM 5 TO 7 FT IN THE WESTERN CARIBBEAN AND 4 TO 6 FT IN THE EASTERN CARIBBEAN AND TROPICAL N ATLC. PERSISTENT RIDGING CENTERED NE OF THE BAHAMAS N OF THE AREA WILL MAINTAIN THE FRESH TRADES. THE RIDGE WEAKENS AHEAD OF A FRONTAL BOUNDARY DRIFTING INTO THE ATLC WATERS N OF THE AREA...ALLOWING RELATIVELY MODEST WINDS AND SEAS TODAY. RIDGING WILL INCREASE AGAIN N OF THE AREA BEHIND THIS FRONT...ALLOWING FOR A GENERAL INCREASE IN TRADE WIND FLOW WITH PULSES OF STRONGER WINDS THROUGH THE WINDWARD PASSAGE AND IN THE LEE OF CUBA STARTING THU THROUGH SUN.


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

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

THE REGION WILL REMAIN UNDER THE INFLUENCE OF RIDGING CENTERED ALONG 28N/29N THU AND FRI WITH GENTLE TO MODERATE BREEZES OVER MOST AREAS N OF 22N...AND MODERATE TO FRESH TRADE WINDS S OF 22N. THE RIDGE WILL SHIFT E STARTING LATE FRI AHEAD OF ANOTHER COLD FRONT EXPECTED TO MOVE OFF THE SE GEORGIA COAST EARLY SAT EXTENDING FROM 31N75W TO CAPE CANAVERAL BY LATE SAT...BERMUDA TO WEST PALM BEACH BY EARLY SUN...BEFORE STALLING AND BECOMING DIFFUSE ALONG 27N BY LATE SUN. NLY WINDS WILL INCREASE TO 20-25 KT N OF THE FRONT SAT INTO SUN WITH SEAS 8 TO 10 FT.

$$


.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.

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