000 AGXX40 KNHC 041827 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 245 PM EDT FRI JUN 04 2010 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 22N BETWEEN 55W AND 65W...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W GULF OF MEXICO... A FRONTAL TROUGH IS ACROSS THE NW CORNER OF THE GULF REGION AND EXTENDS FROM 30N93W TO 25N97W. AN UPPER-LEVEL LOW NEAR THE LOUISIANA/TEXAS BORDER SUPPORTS THIS FEATURE. A SQUALL LINE IS AHEAD OF THE TROUGH AXIS OVER THE NORTH CENTRAL GULF WATERS. LOOK FOR WINDS AND SEAS HIGHER NEAR THE TSTMS ALONG THIS BOUNDARY. S TO SW WINDS OF 15 TO 20 KT ARE NOTED AHEAD OF THE TROUGH PER SURFACE DATA AND AN ASCAT PASS FROM 1528 UTC. THE REMAINDER OF THE GULF IS UNDER THE INFLUENCE OF A RIDGE WHICH IS PRODUCING SE TO S WINDS IN THE 10 TO 15 KT RANGE AND SEAS OF 3-4 FT. THE FRONTAL TROUGH WILL DRIFT E AND DISSIPATE LATE SAT. AN E TO W RIDGE ALONG 25N E OF 90W WILL BUILD W ACROSS THE ENTIRE GULF SAT THROUGH TUE. A COLD FRONT IS FORECAST TO CLIP THE FAR NE PORTION OF THE GULF BY MON AND WILL CAUSE WINDS TO VEER FROM THE SW TO THE W SUN NIGHT AND THEN TO THE NW ON MON. CARIBBEAN SEA AND TROPICAL N ATLC... AN ATLC RIDGE N OF AREA WILL MAINTAIN FRESH TO STRONG EASTERLY TRADES ACROSS THE BASIN THROUGH THE PERIOD WITH THE STRONGEST WINDS...AS USUAL...NEAR THE COAST OF COLOMBIA AND ACROSS THE GULF OF HONDURAS PARTICULARLY AT NIGHT. AN ASCAT PASS FROM 1350 UTC INDICATED E TO SE WINDS OF 20 TO 25 KT OVER AND JUST N OF THE ABC ISLANDS. SEAS ARE EXPECTED TO BUILD TO 8 TO 10 FT ACROSS THE SOUTH-CENTRAL CARIBBEAN NEAR THE COAST OF COLOMBIA DURING THE UPCOMING WEEKEND. A TROPICAL WAVE CURRENTLY ALONG 52W S OF 12N WILL MOVE THROUGH THE SOUTHERN PORTION OF THE TROPICAL N ATLC THIS EVENING THROUGH SAT. SW N ATLC... A PAIR OF WEAK LOW-LEVEL TROUGHS ARE NOTED ACROSS THE AREA. THE WESTERNMOST IS ASSOCIATED WITH A SHORT WAVE TROUGH THAT CROSSED SOUTH FLORIDA YESTERDAY TRIGGERING STRONG TSTMS. CURRENTLY... SCATTERED SHOWERS AND ISOLATED TSTMS ARE MOVING ACROSS THE CENTRAL AND SE BAHAMAS IN ASSOCIATION WITH THIS SHORT WAVE TROUGH. FARTHER EAST...THERE IS ANOTHER TROUGH EXTENDING ALONG 70W S OF 27N. A BAND OF SCATTERED SHOWERS WITH EMBEDDED TSTMS IS WITHIN 120 NM AHEAD OF THE TROUGH. A WEAK LOW PRES CENTER COULD DEVELOP NEAR THE NORTHERN END OF THE TROUGH BUT E OF THE SW N ATLC PRODUCING 20 KT SE FLOW. MODERATE SE TO S WINDS SHOULD PREVAIL ELSEWHERE. A WEAK COLD FRONT WILL MOVE INTO THE FAR NW PORTION OF REGION LATE SUN INTO MON WITH SW WINDS OF 20 KT EXPECTED ACROSS FAR NW PORTIONS JUST AHEAD OF THE FRONT WHICH IS FORECAST TO STALL FROM BERMUDA TO THE NW BAHAMAS LATE TUE. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER GR