000 AGXX40 KNHC 210515 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 115 AM EDT SAT JUN 21 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. UPPER LEVELS... TROUGH OVER THE EASTERN UNTIED STATES EXTENDS SOUTH OVER THE NORTH CENTRAL GULF OF MEXICO COAST TO THE ISTHMUS OF TEHUANTEPEC. ELSEWHERE RIDGE OVER TEXAS AND MEXICO AND ANOTHER RIDGE OVER THE EAST GULF OF MEXICO AND THE CARIBBEAN AND ATLANTIC. THE PATTERN WILL PERSIST THROUGH MONDAY THEN THE TROUGH WILL WEAKEN AND THE RIDGE WILL MOVE NORTH AND EXTEND ACROSS THE AREA ALONG 27N TUESDAY AND WEDNESDAY. SURFACE... VERY WEAK RIDGE OVER THE GULF THROUGH WEDNESDAY. RIDGE OVER THE ATLANTIC THROUGH WEDNESDAY. SOUTHWESTERLY WINDS INCREASE OVER THE NORTHERN PART OF THE ATLANTIC AREA SUNDAY INTO MONDAY AS WEAK COLD FRONT PASSES OFF THE UNITED STATES COAST NORTH OF THE AREA TUESDAY. NORMAL TO ABOVE NORMAL TRADES IN THE CARIBBEAN AND TROPICAL ATLANTIC. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. .FORECASTER LL. TROPICAL PREDICTION CENTER.