Marine Interpretation Message
Issued by NWS

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000
AGXX40 KNHC 300719
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
319 AM EDT MON MAY 30 2016

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: GLOBAL MODEL CONSENSUS. NWPS USED FOR WAVE
PARAMETERS. HIGH CONFIDENCE.

N OF 22N...A 1018 MB HIGH IS CENTERED NEAR SE LOUISIANA AT
29N89W. A WEAK SURFACE TROUGH IS ANALYZED ALONG THE W COAST OF
THE FLORIDA PENINSULA. LITTLE CHANGE IN THE PRESSURE AND WEATHER
PATTERN IS ANTICIPATED THROUGH THE WEEK WITH LIGHT TO MODERATE
E-SE WINDS IN THE EASTERN GULF AND MODERATE TO LOCALLY FRESH SE
FLOW IN THE WESTERN GULF. SEAS WILL BE 2 FT OR LESS IN THE EASTERN
GULF AND 2-4 FT IN THE WESTERN GULF. S OF 22N...A THERMAL TROUGH
WILL DEVELOP OVER THE YUCATAN PENINSULA DURING THE LATE AFTERNOON
AND EVENING HOURS. WINDS OFFSHORE OF THE W-NW COAST OF THE YUCATAN
WILL PULSE TO FRESH TO OCCASIONALLY STRONG DURING THE OVERNIGHT
HOURS THROUGH THE WEEK.

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

MODEL PREFERENCE: GLOBAL MODEL CONSENSUS. NWPS USED FOR WAVE
PARAMETERS. HIGH CONFIDENCE.

A SHARP NEGATIVELY TILTED UPPER TROUGH REACHES FROM THE EASTERN
U.S. ACROSS THE E COAST OF FLORIDA TO ACROSS EASTERN CUBA INTO THE
CENTRAL CARIBBEAN. CONVECTION CONTINUES TO FIRE AHEAD OF THE UPPER
TROUGH. LATEST OBSERVATIONS INDICATE MODERATE TO LOCALLY FRESH
TRADES ACROSS THE BASIN UNDER A RELATIVELY LOOSE PRESSURE
GRADIENT. THE PRESSURE GRADIENT WILL TIGHTEN BY THE MIDDLE OF THE
WEEK DUE TO BUILDING HIGH PRESSURE NE OF THE BASIN AND DEEPENING
LOW PRESSURE IN THE SW CARIBBEAN. TRADES WILL INCREASE TO FRESH TO
STRONG IN THE CENTRAL CARIBBEAN WATERS WED THROUGH THE END OF THE
WEEK. SEAS WILL RESPOND BY BUILDING TO 7-10 FT BY FRI.

IN THE TROPICAL N ATLC...MODERATE TO LOCALLY FRESH TRADES WILL
PREVAIL THROUGH THE WEEK. SEAS CURRENTLY RUNNING 5-7 FT WILL
BUILD TO 6-9 FT TONIGHT THROUGH THE END OF THE WEEK WITH UPSTREAM
TRADES NE OF THE AREA INCREASING DUE TO THE STRENGTHENING RIDGE.

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

MODEL PREFERENCE: GLOBAL MODEL CONSENSUS. NWPS USED FOR WAVE
PARAMETERS. HIGH CONFIDENCE.

TROPICAL DEPRESSION BONNIE REMAINS N OF THE AREA ALONG THE CENTRAL
SOUTH CAROLINA COAST NEAR CHARLESTON. BONNIE IS FORECAST TO
EVENTUALLY TAKE AN INCREASING MOTION OFF TO THE NE AND AWAY FROM
THE AREA. A WEAK SURFACE TROUGH IS ANALYZED FROM 26N71W TO THE SE
BAHAMAS WITH AN UPPER LEVEL TROUGH LOCATED TO THE W. ACTIVE
CONVECTION IS PRESENT ACROSS THE WATERS S OF 27N W OF 65W.

BROAD SURFACE TROUGHING IS FORECAST TO LINGER ACROSS THE SAME
GENERAL AREA THROUGH THE WEEK. OTHERWISE...RIDGING EXTENDING
ACROSS THE NORTHERN WATERS FROM CENTRAL ATLC HIGH PRESSURE WILL
PERSIST THROUGH THE WEEK MAINTAINING RETURN FLOW ACROSS THE BASIN
WITH FAIRLY BENIGN MARINE CONDITIONS. NE-E SWELL WILL PROPAGATE
INTO THE SE WATERS ACROSS AMZ127 BUILDING TO 7-8 FT LATE WED NIGHT
THROUGH FRI MORNING...THEN SUBSIDING THROUGH FRI NIGHT.

$$

.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS II COLLABORATION 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 LEWITSKY. NATIONAL HURRICANE CENTER.



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