000
AGXX40 KNHC 081730
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
130 PM EDT WED MAY 8 2013

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: BLEND OF GFS PREVIOUS OFFICIAL GRIDS WITH HIGH
CONFIDENCE

HIGH PRES OF 1019 MB CENTERED AT 27N88W WILL MOVE EASTWARD TO THE
EASTERN GULF NEAR 27N85W BY THIS EVENING...AND BECOME STATIONARY
THROUGH THU EVENING THEN MOVE E OF FLORIDA ON FRI. A WEAK COLD
FRONT WILL MOVE INTO THE NW GULF FROM SW LOUISIANA TO NEAR THE
TEXAS COAST EARLY ON SAT...THEN BECOME STATIONARY INTO SUN AS A
WEAK PRES PATTERN DOMINATES THE AREA.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
MODEL PREFERENCE: BLEND OF GFS INTO PREVIOUS OFFICIAL GRIDS WITH
HIGH CONFIDENCE THROUGHOUT

A WEAK PRES PATTERN PREVAILS THROUGH THE CARIBBEAN MAINTAINING
RELATIVELY LIGHT WINDS AND LOW SEAS ACROSS THE ENTIRE CARIBBEAN.
AN INCREASE OF THE TRADE WINDS IN THE ERN PORTION OF THE
CARIBBEAN AS WELL AS OVER MOST OF THE CENTRAL PORTION WILL
CONTINUE THROUGH SUN AS HIGH PRES FROM THE CENTRAL ATLC BUILDS S
AND SW TOWARDS THE NRN TROPICAL ATLC AND NE CARIBBEAN AND
INTERACTS WITH RELATIVELY LOWER PRES OVER THE FAR SRN CARIBBEAN
AND S AMERICA LEADING TO A TIGHTER PRES GRADEINT ACROSS THOSE
SECTIONS OF THE CARIBBEAN.

...SW N ATLANTIC INCLUDING THE BAHAMAS...
MODEL PREFERENCE: BLEND OF GFS INTO PREVIOUS OFFICIAL GRIDS WITH
HIGH CONFIDENCE THROUGHOUT

WEAK SURFACE TROUGH EXTENDS FROM 31N76W TO THE NORTHERN BAHAMAS
WILL BECOME STATIONARY...THEN DISSIPATE TONIGHT INTO THU. ANOTHER
SURFACE TROUGH ALONG 70W S OF 24N WILL MOVE NW ACROSS THE BAHAMAS
THROUGH SAT AFTERNOON BEFORE IT DISSIPATES. RIDGE WILL EXTEND
FROM BERMUDA TO NE FLORIDA ON SAT...THEN SHIFT EASTWARD AS A WEAK
COLD FRONT MOVES INTO THE FAR NW PORTION OF THE AREA LATE SAT.
THE FRONT WILL EXTEND FROM NEAR 31N78W TO NE FLORIDA LATE SUN.

.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE:

.GULF OF MEXICO...
GMZ011...NONE.
GMZ013...NONE.
GMZ015...NONE.
GMZ017...NONE.
GMZ019...NONE.
GMZ021...NONE.
GMZ023...NONE.
GMZ025...NONE.

.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
AMZ011...NONE.
AMZ013...NONE.
AMZ015...NONE.
AMZ017...NONE.
AMZ019...NONE.
AMZ021...NONE.
AMZ023...NONE.
AMZ025...NONE.
AMZ027...NONE.
AMZ029...NONE.
AMZ031...NONE.
AMZ033...NONE.
AMZ035...NONE.
AMZ037...NONE.
AMZ039...NONE.

.SW N ATLANTIC INCLUDING THE BAHAMAS...
AMZ111...NONE.
AMZ113...NONE.
AMZ115...NONE.
AMZ117...NONE.
AMZ119...NONE.
AMZ121...NONE.
AMZ123...NONE.
AMZ125...NONE.
AMZ127...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.HURRICANES.GOV/MARINE

$$
.FORECASTER DGS. NATIONAL HURRICANE CENTER.