000
AGXX40 KNHC 121624
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1224 PM EDT TUE MAY 12 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: A BLEND OF THE OFFICIAL WITH GFS FOR WINDS AND
THE MWW3 FOR THE SEAS.

RIDGE EXTENDS FROM THE NE CORNER OF THE GULF INTO THE SW CORNER
OF THE AREA. RIDGE WILL CONTINUE ALONG SAME LINE UNTIL SATURDAY. A
WEAKENING COLD FRONT WILL MOVE SOUTHWARD TO THE NE COASTAL PLAINS
LATE TUE AND REMAIN THERE THROUGH THU...BEFORE LIFTING N AND OUT
OF REGION THU LATE. SURFACE TROUGH WILL DEVELOP EACH EVENING
ACROSS THE YUCATAN PENINSULA THEN SHIFT W-NW ACROSS SW SECTIONS OF
GULF OVERNIGHT. THE SEA HEIGHTS WILL RANGE FROM A LOWER VALUE OF
1 FOOT IN THE EASTERN PART OF THE GULF OF MEXICO...TO 4 TO 5 FEET
IN THE CENTRAL WATERS...TO 6 TO 7 FT IN THE EASTERN BAY OF
CAMPECHE.

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

MODEL PREFERENCE: A BLEND OF THE OFFICIAL WITH GFS FOR WINDS AND
THE MWW3 FOR THE SEAS.

GALE WARNING-FORCE WINDS ARE PRESENT NOW AND FORECAST ALONG THE COLOMBIA
COAST FOR MOST OF THE NEXT 48 HOURS. THE OVERALL TREND OF 20 TO 25
KNOT WINDS AND 8 FT OR HIGHER SEAS WILL CONTINUE...AS IT HAS BEEN
CONTINUING FOR THE LAST FEW DAYS...FROM S OF 18N W OF 65W. THE
MAXIMUM SEA HEIGHTS WILL RANGE FROM 10 TO 15 FEET IN THE AREAS OF
THE GALE WARNING-FORCE WINDS. 25 TO 30 KNOT NORTHEAST WINDS ARE
EXPECTED IN THE GULF OF VENEZUELA FOR MUCH OF THE TIME DURING THE
NEXT 3 TO 4 DAYS.

THE GULF OF HONDURAS WILL EXPERIENCE PERIODS OF 20 TO 25 KNOT
WINDS...DURING THE LATE NIGHT/EARLY MORNING HOURS TODAY UNTIL
EARLY ON WEDNESDAY. THE WINDS WILL DECREASE IN SPEED AND BARELY
REACH THE 20 TO 25 KNOT THRESHOLD FOR EARLY THURSDAY AND FRIDAY...
AND THEN RETURN FROM 18N SOUTHWARD FROM 86W WESTWARD ON SATURDAY.

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

MODEL PREFERENCE: A BLEND OF THE OFFICIAL WITH GFS AND THE MWW3 FOR
THE SEAS.

STRONG HIGH PRES CENTERED ACROSS THE W CENTRAL ATLC E OF BERMUDA
WILL REMAIN NEARLY STATIONARY THROUGH LATE TUE THEN SHIFT SLOWLY E
AND WEAKEN THROUGH FRI AS A COLD FRONT ENTERS THE AREA FROM THE
NW. THE WEAK COLD FRONT WILL REACH NW WATERS LATE WED AND EXTEND
FROM 28N65W TO NE FLORIDA THU NIGHT...AND THEN DISSIPATE ON SAT
FROM SE FLORIDA TO 22N65W AS NEW STRONG HIGH PRES BUILDS
SOUTHEASTWARD ACROSS MUCH OF THE AREA.

$$

.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 TODAY INTO WED. 

.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.