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Marine Weather Discussion



000
AGXX40 KNHC 260700
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
300 AM EDT TUE MAY 26 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 FORECAST. MWW3
BLENDED WITH OFFICIAL FOR WAVES. HIGH CONFIDENCE.

A TROUGH IS MOVING OFF THE WEST COAST OF THE YUCATAN. HIGH
PRESSURE RIDGE PREVAILS ACROSS THE GULF COAST STATES. LATEST
SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND
CMAN DATA DEPICT GENTLE TO MODERATE WINDS OVER THE NE GULF WITH
MODERATE TO FRESH WINDS PREVAILING ELSEWHERE. SEAS ARE IN THE 5-6
FT RANGE OVER THE NW GULF...3-5 FT OVER THE SW GULF...4-6 FT OVER
THE SE GULF...AND 2-4 FT OVER THE NE GULF. LITTLE CHANGE IN THE
SYNOPTIC ENVIRONMENT THROUGH THE FORECAST PERIOD IS EXPECTED
THROUGH SAT NIGHT. A HIGH PRESSURE RIDGE WILL PREVAIL OVER THE
GULF COAST STATES WITH SOUTHERLY RETURN FLOW OVER THE CENTRAL AND
WESTERN GULF. A TROUGH WILL DEVELOP EACH EVENING OVER THE YUCATAN
AND DRIFT WESTWARD INTO THE SW GULF DURING THE OVERNIGHT HOURS AND
DISSIPATE OVER THE SW GULF EACH MORNING. THIS TROUGH WILL HELP FOR
LOCALIZED REGION OF STRONGER WINDS EACH NIGHT.

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

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

LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...
AND CMAN DATA DEPICT FRESH TO STRONG TRADES OVER THE SOUTH CENTRAL
CARIBBEAN...MODERATE TO FRESH TRADES OVER THE NORTH CENTRAL
CARIBBEAN...GENTLE TO MODERATE TRADES PREVAIL OVER THE REMAINDER
OF THE CARIBBEAN...EXCEPT FOR THE GULF OF HONDURAS WHERE LOCALLY
STRONGER WINDS ARE NOTED. MODERATE WINDS PREVAIL OVER THE TROPICAL
N ATLC WATERS. SEAS ARE IN THE 7-9 FT RANGE OVER THE SOUTH CENTRAL
CARIBBEAN...5-7 FT OVER THE NORTH CENTRAL CARIBBEAN...3-5 FT OVER
THE EASTERN CARIBBEAN...4-6 FT OVER THE WESTERN CARIBBEAN...AND
5-6 FT OVER THE TROPICAL N ATLC WATERS. WINDS ACROSS THE CARIBBEAN
AND TROPICAL N ATLC WATERS WILL DIMINISH THROUGH MID WEEK AS A
BROAD TROUGH DRIFTS N OF THE AREA AND WEAKENS THE PRESSURE
GRADIENT OVER THE FORECAST AREA. WINDS WILL START TO INCREASE
SLIGHTLY TOWARD THE END OF THE WEEK AS THE TROUGH N OF THE AREA
SLOWLY DAMPENS OUT. 

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

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

A BROAD TROUGH PREVAILS E OF THE FORECAST AREA. LATEST SATELLITE
DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA
DEPICT MODERATE TO FRESH WINDS OVER THE NE WATERS AND SOUTHERN
WATERS WITH GENTLE TO MODERATE WINDS OVER THE NW WATERS. SEAS ARE
IN THE 5-6 FT RANGE OVER THE NE WATERS...4-5 FT OVER THE REMAINDER
OF THE WATERS OUTSIDE THE BAHAMAS...AND 1-3 FT W OF THE BAHAMAS.
THE TROUGH WILL DRIFT WESTWARD TOWARD THE FORECAST AREA THROUGH
MIDWEEK THEN SLOWLY DAMPEN OUT OVER THE FORECAST AREA THROUGH THE
SECOND PART OF THE WEEK.

$$

.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:
WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF

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

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

$$

.FORECASTER AL. NATIONAL HURRICANE CENTER.


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Page last modified: Tuesday, 26-May-2015 07:00:24 UTC