000 AGXX40 KNHC 030631 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 130 AM EST SAT DEC 03 2011 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLC...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... LATEST BUOY...CMAN...AND SATELLITE DERIVED WINDS INDICATE FRESH ANTICYCLONIC FLOW WITH FRESH TO STRONG SE RETURN FLOW OVER THE W GULF. WITH HIGH PRESSURE RIDGE REMAINING N OF THE AREA THROUGH THE WEEKEND...THESE CONDITIONS WILL PREVAIL THROUGH SUN NIGHT. THE RIDGE OF HIGH PRESSURE WILL SHIFT E ON SUN NIGHT...ENABLING A COLD FRONT TO MOVE OFF THE TEXAS COAST MON. THE FRONT WILL REACH FROM 30N92W TO 23N98W MON THE W LOUISIANA COAST TO TAMPICO MEXICO MONDAY NIGHT...FROM THE FLORIDA PANHANDLE TO THE BAY OF CAMPECHE TUE NIGHT...AND WEAKEN FROM SW FLORIDA TO THE YUCATAN PENINSULA WED NIGHT. GALE FORCE WINDS ARE EXPECTED BEHIND THE FRONT S OF 26N W OF 95W ON TUESDAY BEFORE DIMINISHING BELOW GALE FORCE ON WEDNESDAY. SEAS WILL BUILD TO NEAR 15 FT IN THE SW GULF BY WED. CARIBBEAN SEA AND TROPICAL N ATLC... THE PRESSURE GRADIENT BETWEEN STRONG HIGH PRESSURE OVER THE E UNITED STATES AND THE MONSOON TROUGH IN THE SW CARIBBEAN IS PRODUCING FRESH WINDS OVER THE CENTRAL AND WESTERN CARIBBEAN AS INDICATED BY THE LATEST ASCAT PASS. THE AREA OF HIGH PRESSURE WILL SHIFT FURTHER NE AND WEAKEN EARLY NEXT WEEK WHICH WILL WEAKEN THE PRESSURE GRADIENT OVER THE CARIBBEAN WATERS AND DIMINISH THE WINDS. AN UPPER LEVEL TROUGH WILL SUPPORT WEAK LOW LEVEL TROUGHING OVER THE E CARIBBEAN AND TROPICAL N ATLC WATERS THROUGH EARLY NEXT WEEK. SOUTHWEST NORTH ATLC S OF 31N W OF 55W... THE PRESSURE GRADIENT BETWEEN STRONG HIGH PRESSURE OVER THE E UNITED STATES AND A SURFACE TROUGH OVER THE FAR E PART OF THE SW N ATLC WATERS IS MAINTAINING FRESH TO STRONG SURFACE WINDS OVER MUCH OF THE AREA. WITH THE HIGH PRESSURE CENTER SHIFTING N OF THE AREA THROUGH EARLY NEXT WEEK...THE FRESH TO STRONG WINDS WILL PREVAIL WITH BUILDING SEAS TO 13 FT THROUGH EARLY NEXT WEEK. THE HIGH PRESSURE AREA WILL WEAKEN AS IT SHIFTS NE OF THE AREA THROUGH TUE WHICH WILL DIMINISH THE TRADEWIND FLOW...AND INCREASE SOUTHERLY FLOW OVER THE FAR NW PART OF THE AREA AHEAD OF THE NEXT COLD FRONT. THE NEXT COLD FRONT WILL SHIFT OFF THE SE COAST ON WED WITH FRESH TO STRONG NW WINDS BEHIND THE FRONT. WARNINGS... GULF OF MEXICO... .GMZ080...GALE CONDITIONS EXPECTED TUE S OF 26N W OF 95W... .GMZ082...GALE CONDITIONS EXPECTED TUE W OF 95W... .CARIBBEAN SEA AND TROPICAL N ATLC... .NONE. .SW N ATLC... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER AL