000 AGXX40 KNHC 241740 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 140 PM EDT THU APR 24 2014 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: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL. FOR WAVES BLENDED THE PREVIOUS FORECAST WITH THE LATEST MWW3 AND NWPS. HIGH CONFIDENCE. HIGH PRESSURE RIDGE EXTENDS OVER THE NORTHERN WATERS. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN OBSERVATIONS DEPICT GENTLE TO MODERATE SOUTHERLY RETURN FLOW OVER THE WESTERN HALF OF THE GULF WATERS WITH SEAS IN THE 2 TO 4 FT RANGE. LIGHT TO GENTLE WINDS PREVAIL OVER THE EASTERN HALF OF THE GULF WATERS WITH SEAS IN THE 1 TO 2 FT RANGE. THE SOUTHERLY RETURN FLOW WILL PREVAIL OVER THE FORECAST AREA THROUGH THE FORECAST PERIOD. SE WINDS WILL PERIODICALLY INCREASE TO 15-20 KT OVER THE S PORTION OF THE CENTRAL GULF SUN THROUGH MON NIGHT BUILDING SEAS TO 5 TO 7 FT OVER THIS AREA. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL. FOR WAVES BLENDED THE PREVIOUS FORECAST WITH THE LATEST MWW3 AND NWPS. HIGH CONFIDENCE. BROAD TROUGHING PREVAILS N OF THE AREA KEEPING THE PRESSURE GRADIENT WEAK OVER THE CARIBBEAN WATERS. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN OBSERVATIONS DEPICT MODERATE TO FRESH TRADE WINDS WITH SEAS IN THE 5 TO 7 FT RANGE OVER THE CENTRAL CARIBBEAN...GENTLE TO MODERATE TRADES WITH SEAS IN THE 3 TO 5 FT RANGE OVER THE EASTERN CARIBBEAN...AND GENTLE TO MODERATE WINDS WITH SEAS IN THE 1 TO 3 FT RANGE OVER THE WESTERN CARIBBEAN. THE BROAD TROUGH WILL SHIFT EASTWARD BY FRI AS WEAK HIGH PRESSURE BUILDS IN. THIS WILL SLIGHTLY TIGHTEN THE PRESSURE GRADIENT OVER THE CENTRAL CARIBBEAN WHICH WILL STRENGTHEN WINDS OFF THE COAST OF COLOMBIA WITH SEAS BUILDING TO NEAR 9 FT THIS WEEKEND. GENTLE TO MODERATE WINDS PREVAIL OVER THE TROPICAL N ATLC WITH SEAS IN THE 5 TO 7 FT RANGE. NW TO N SWELLS WILL PROPAGATE INTO THE TROPICAL N ATLC SAT WITH SEAS IN THE N CENTRAL AND NE WATERS REACHING NEAR 9 FT EARLY SUN BEFORE STARTING TO SLOWLY SUBSIDE. ...SW N ATLANTIC INCLUDING THE BAHAMAS... MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL. FOR WAVES BLENDED THE PREVIOUS FORECAST WITH THE LATEST MWW3 AND NWPS. HIGH CONFIDENCE. A COLD FRONT EXTENDS ACROSS THE FAR NE WATERS. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN OBSERVATIONS DEPICT FRESH TO STRONG WINDS WITH SEAS IN THE 8 TO 11 FT RANGE W OF THE FRONT. GENTLE TO MODERATE WINDS WITH SEAS IN THE 4 TO 6 FT RANGE PREVAIL OVER THE EASTERN WATERS WHILE LIGHT TO GENTLE WINDS PREVAIL OVER THE WESTERN WATERS WITH SEAS IN THE 2 TO 4 FT RANGE OUTSIDE THE BAHAMAS...AND 1 TO 2 FT W OF THE BAHAMAS. SEAS OVER THE FAR NE WATERS WILL PEAK NEAR 15 FT FRIDAY AFTERNOON BEFORE STARTING TO SUBSIDE AS THE SWELL PROPAGATES E OF THE AREA. SEAS OVER THE NE WATERS WILL SUBSIDE BELOW 8 FT BY SUN MORNING. A PROGRESSIVE SYNOPTIC PATTERN OVER THE FORECAST PERIOD WILL RESULT IN THE FRONT SHIFTING EAST OF THE AREA WITH HIGH PRESSURE BUILDING BEHIND THE FRONT. THE AREA OF HIGH PRESSURE WILL SHIFT E OF THE AREA SAT AND SUN. THIS WILL ENABLE YET ANOTHER COLD FRONT TO MOVE THE NORTHERN WATERS N OF ABOUT 29N SUN...AND TO E OF 65W ON MON. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... NONE. .SW N ATLANTIC INCLUDING THE BAHAMAS... NONE. $$ *FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT: 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 AL. NATIONAL HURRICANE CENTER.