000 AGXX40 KNHC 180648 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 250 AM EDT SAT JUN 18 2011 GULF OF MEXICO... A RIDGE OF HIGH PRESSURE WILL PREVAIL OVER THE N PART OF THE AREA THROUGH EARLY TUE THEN WILL SHIFT N OF THE AREA BY TUE NIGHT. SE TO S RETURN FLOW WILL PREVAIL OVER THE FAR W PART OF THE GULF THROUGH THE FORECAST PERIOD. A TROPICAL WAVE IN THE WESTERN CARIBBEAN WILL SHIFT INTO THE FAR S PART OF THE AREA LATE SAT/EARLY SUN. THE WAVE WILL REACH THE COAST OF MEXICO MON NIGHT AND WILL BRING A SURGE OF WIND TO THE SW GULF STARTING SUN. SW N ATLC... A RIDGE OF HIGH PRESSURE WILL PREVAIL ALONG 27N FOR MUCH OF THE FORECAST PERIOD. WINDS OVER THE FAR N PART OF THE AREA WILL FRESHEN THIS WEEKEND AS THE PRESSURE GRADIENT BETWEEN THE RIDGE OF HIGH PRESSURE AND LOWER PRESSURE N OF THE AREA TIGHTENS. THE WINDS WILL DECREASE ON TUE AS THE FRONT MOVE FURTHER TO THE NE. CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W... A TROPICAL WAVE OVER THE WESTERN CARIBBEAN WILL REACH THE YUCATAN PENINSULA SAT NIGHT AS IT CONTINUES TO SHIFT W INTO THE SOUTHERN GULF OF MEXICO. A SECOND TROPICAL WAVE JUST E OF THE AREA WILL MOVE INTO THE TROPICAL N ATLC TODAY. THE WAVE WILL THEN SHIFT INTO THE EASTERN CARIBBEAN EARLY SUN...THE CENTRAL CARIBBEAN MON...AND INTO THE WESTERN CARIBBEAN TUE. WINDS ASSOCIATED WITH THE WAVES...AND DUE TO A RIDGE OF HIGH PRESSURE N OF THE AREA WILL MAINTAIN FRESH TO STRONG TRADES OVER THE THE CENTRAL AND EASTERN CARIBBEAN THROUGH THE FORECAST PERIOD. A THIRD TROPICAL WAVE WILL REACH THE TROPICAL N ATLC WED. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER AL