000 AGXX40 KNHC 161904 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 300 PM EDT TUE JUN 16 2009 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... HIGH PRES ANCHORED OVER THE N-CENTRAL GULF WATERS REMAINS IN CONTROL ACROSS MUCH OF THE GULF REGION PRODUCING GENTLE TO MODERATE BREEZE AND SEAS UNDER 4 FT OVER E HALF OF GULF. SLY RETURN FLOW OF 15 TO 20 KT IS NOTED...PER SURFACE DATA...OVER THE WESTERN HALF OF THE AREA PARTICULARLY N OF 25N AND W OF 95W. NO MAJOR CHANGES ARE EXPECTED THROUGH SAT WITH A RIDGE DOMINATING THE NORTHERN GULF WATERS. FARTHER SOUTH...WINDS AND SEAS ARE EXPECTED TO INCREASE BEHIND A SURFACE TROUGH FORECAST TO MOVE ACROSS THE BAY OF CAMPECHE TONIGHT AND WED. E TO SE WINDS OF 20 KT AND SEAS TO 7 FT WILL FOLLOW THE TROUGH AXIS. A TROPICAL WAVE PRESENTLY LOCATED ALONG 83W WILL PASS THROUGH THE SOUTHERN GULF THU AND FRI. A WEAK COLD FRONT WILL MOVE INTO NE WATERS THU AND DISSIPATE FRI. WINDS WILL BRIEFLY SHIFT TO THE W AND NW IN THE WAKE OF THE FRONT. CARIBBEAN AND TROPICAL N ATLC W OF 55W... A QSCAT PASS FROM THIS MORNING INDICATED THAT THE TRADE WINDS HAVE INCREASED TO 25 KT JUST OFFSHORE THE COAST OF COLOMBIA IN RESPONSE TO A TIGHTENING PRES GRADIENT BETWEEN THE ATLC RIDGE N OF AREA AND LOWER PRES OVER SOUTH AMERICA. SEAS WILL RANGE FROM 6 TO 9 FT. THESE CONDITIONS ARE EXPECTED TO PERSIST THROUGH SAT. A TROPICAL WAVE ALONG 83W WILL CONTINUE TO MOVE WWD REACHING THE YUCATAN PENINSULA WED. SIGNIFICANT WAVE HEIGHTS OF UP TO 8 FT WILL BE FOUND BEHIND THE WAVE AXIS ON WED. SUBTROPICAL ATLC W OF 65W... WEAK RIDGE FROM 28N65W TO STRAITS OF FLORIDA THROUGH SAT. LOW PRES WILL DEVELOP OFF THE SE COAST N OF AREA WED AND SLOWLY MOVE NORTHEASTWARD INCREASING SW FLOW OVER N WATERS FRI AND SAT. THE ATTENDANT COLD FRONT WILL CLIP THE NW CORNER OF THE AREA WED. WARNINGS ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FORECASTER GR. TROPICAL PREDICTION CENTER.