000 AGXX40 KNHC 201824 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 124 PM EST TUE JAN 20 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: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST. MWW3 USED FOR WAVE HEIGHTS. MED CONFIDENCE. A N-S ORIENTED TROUGH EXTENDS FROM NEAR THE YUCATAN CHANNEL TO THE CENTRAL GULF. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT LIGHT TO GENTLE WINDS PREVAIL ACROSS THE GULF WATERS. SEAS ARE IN THE 2-3 FT RANGE OVER THE SE GULF AND 1-2 FT OVER THE REMAINDER OF THE GULF WATERS. THE SURFACE TROUGH WILL CONTINUE TO SHIFT EASTWARD...MOVING E OF THE AREA BY WED. HIGH PRESSURE WITH SOUTHERLY RETURN FLOW WILL THEN PREVAIL THROUGH EARLY THU BEFORE RETREATING EASTWARD. A LOW PRESSURE CENTER WILL FORM OVER THE NW GULF WATERS THU. THE LOW WILL MOVE ENE INTO NORTHERN FLORIDA BY FRI NIGHT. ASSOCIATED COLD FRONT WILL SHIFT ACROSS THE GULF WATERS...MOVING SE OF THE AREA BY SAT NIGHT. HIGH PRESSURE WILL THEN BUILD IN THE WAKE OF THE FRONT SUN. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST. MWW3 USED FOR WAVE HEIGHTS. HIGH CONFIDENCE. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY... AND CMAN DATA DEPICT FRESH TO STRONG WINDS OVER THE SOUTH CENTRAL CARIBBEAN OFF THE COAST OF COLOMBIA. LIGHT TO MODERATE TRADES PREVAIL OVER THE N CENTRAL CARIBBEAN AS WELL AS THE EASTERN CARIBBEAN AND THE TROPICAL N ATLC WATERS. LIGHT TO GENTLE WINDS PREVAIL OVER THE WESTERN CARIBBEAN. SEAS ARE IN THE 8-9 FT RANGE IN THE REGION OF STRONG WINDS OFF THE COAST OF COLOMBIA. SEAS ARE IN THE 3-5 FT RANGE OVER THE N CENTRAL CARIBBEAN...3-4 FT OVER THE EASTERN CARIBBEAN...2-3 FT OVER THE WESTERN CARIBBEAN...AND 5-7 FT OVER THE TROPICAL N ATLC WATERS. LITTLE CHANGE TO WINDS AND SEAS ARE EXPECTED THROUGH SAT. A COLD FRONT WILL MOVE INTO THE NW CARIBBEAN SAT NIGHT WITH WINDS FRESHENING W OF THE FRONT THROUGH SUN. ...SW N ATLANTIC INCLUDING THE BAHAMAS... MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST. MWW3 USED FOR WAVE HEIGHTS. HIGH CONFIDENCE THROUGH FRI...THEN MEDIUM CONFIDENCE. A FRONTAL TROUGH PREVAILS OVER THE SE WATERS WITH HIGH PRESSURE CENTERED NEAR 29N69W. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT GENTLE TO MODERATE WINDS PREVAIL OVER THE FORECAST AREA EXCEPT FOR THE NE WATERS IN THE VICINITY OF THE HIGH PRESSURE CENTER WHERE LIGHT WINDS PREVAIL. SEAS ARE IN THE 5-7 FT RANGE OVER THE EASTERN WATERS...3-4 FT OVER THE NW WATERS...AND 1-2 FT W OF THE BAHAMAS. THE FRONTAL TROUGH WILL DISSIPATE LATER TONIGHT. A SECOND WEAK COLD FRONT WILL MOVE INTO THE NW WATERS BY EARLY WED. THE FRONT WILL EXTEND FROM NEAR BERMUDA TO THE SE BAHAMAS LATE WED...THEN SHIFT E OF THE AREA THU. A STRONGER COLD FRONT WILL ENTER THE NW WATERS BY EARLY SAT. SOUTHERLY WINDS WILL STRENGTHEN OVER THE NW WATERS AHEAD OF THE FRONT FRI. THE FRONT WILL EXTEND FROM NEAR 31N72W TO CENTRAL CUBA SAT NIGHT...AND FROM 30N65W TO HISPANIOLA SUN NIGHT. STRONG TO NEAR GALE WINDS WILL PREVAIL OVER THE NORTHERN WATERS THIS WEEKEND ON EITHER SIDE OF THE FRONT. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... NONE. .SW N ATLANTIC INCLUDING THE BAHAMAS... NONE. $$ *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.