000
AGXX40 KNHC 170833
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
433 AM EDT WED JUL 17 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: GFS/OFFICIAL BLEND WITH GOOD CONFIDENCE.

BROAD 1019 MB HIGH PRES CENTER OVER SE STATES PROMPT GENTLE TO
MODERATE E-SE BREEZE AND SEAS BELOW 3-5 FT ACROSS ENTIRE BASIN.
MOST OF TROPICAL MOISTURE NOW MOVED OVER TEXAS WITH WEAK TROUGH
...BUT SECOND AND WEAKER TROUGH STILL REMAINS OVER FLORIDA
DRIFTING W INTO EASTERN GULF LATER TODAY AND TONIGHT. SCATTERED
MODERATE TO STRONG CONVECTION EXPECTED E OF 86W PROPAGATING W
THROUGH SAT.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC...                    
MODEL PREFERENCE: GFS/OFFICIAL BLEND WITH GOOD CONFIDENCE.

FRESH TO STRONG BREEZE ACROSS CENTRAL CARIBBEAN INCREASE IN
COVERAGE TONIGHT AND WED WITH SEAS BUILDING TO 11 FT OR HIGHER
AS 1010 MB LOW PRES OVER COLOMBIA DEEPENS TO 1006 MB. MOST MODELS
AGREE IN LOW PRES FORCING WIND INCREASE THROUGH ENTIRE FORECAST
PERIOD. TROPICAL WAVE CURRENTLY ALONG 67W MOVE INTO ACROSS
CENTRAL AND WESTERN CARIBBEAN THROUGH FORECAST PERIOD...WITH WIND
SHIFT AS ITS MAIN IMPACT. SECOND TROPICAL WAVE CURRENTLY ALONG 56W
MOVE ACROSS TROPICAL N ATLC ZONES TODAY AND ENTER EASTERN
CARIBBEAN LATE TONIGHT.

APPROACHES 55W LATE TONIGHT WITH INCREASE IN
WINDS AND SEAS.

...SW N ATLANTIC W OF 55W INCLUDING THE BAHAMAS...               
MODEL PREFERENCE: GFS/OFFICIAL BLEND WITH GOOD CONFIDENCE.

SURFACE TROUGH ALONG 70W N OF 24N MOVE W AND REACH E COAST OF
FLORIDA FRI. WHILE NO SIGNIFICANT INCREASE IN WINDS OR SEAS IS
EXPECTED...SCATTERED MODERATE TO STRONG CONVECTION WITH TEMPORARY
ROUGH SEAS MAY BE ASSOCIATED WITH TROUGH. ELSEWHERE...ATLC RIDGE N
OF 31N DRIFT S TO ALONG 29N AND MAINTAIN GENTLE TO MODERATE E-SE
BREEZE ACROSS AREA THROUGH SAT.

$$

.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 WALLY BARNES. NATIONAL HURRICANE CENTER.