000 AGXX40 KNHC 280556 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 130 AM EST MON JAN 28 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. DEEP COLD CORE LOW NEAR 38N68W TONIGHT WITH A TROUGH AT MID LEVELS EXTENDING SSW TO 20N77W. MID LEVEL RIDGE HAS BUILT NWD ALONG 90W TO SRN CANADA. ON THE SURFACE TONIGHT A COLD FRONT EXTENDED FROM 31N65W TO CENTRAL CUBA WITH A 1027 MB POLAR HIGH OVER THE LOWER MS VALLEY MOVING E. SSMI IMAGERY SHOWS 20 TO 25 KT BEHIND THE FRONT AND 20 KT OVER THE SW CARIB AND ATLC TRADES S OF 20N. LATER DAY 1 GRADUAL SHIFT EWD OF THE MID LEVEL FEATURES OTHERWISE LITTLE CHANGE. ON THE SURFACE LATER DAY 1 1023 MB POLAR HIGH MOVES TO SE COAST AS COLD FRONT MOVES TO 31N60W 20N70W POSITION. WINDS INCREASE TO 25 TO 30 KT AHEAD OF FRONT AS IT PUSHES AGAINST RIDGE ALONG 45W. RETURN FLOW SETS IN W OF 90W. NW CARIB WINDS NELY TO 20 KT. FOR DAY 2 WHILE MID LEVEL TROUGH BEGINS TO OPEN UP ALONG 60W..STILL GOOD ENERGY IN SRN PORTION OF TROUGH NEAR 25N WHICH COULD DEVELOP SURFACE LOW. NEXT STRONG SHORTWAVE MOVES INTO CENTRAL AND NRN PLAINS. ON THE SURFACE DAY 2 COLD FRONT WEAKENING AS IT DRIFTS EWD E OF 60W. POLAR HIGH 1022 MB NEAR 26N72W WITH LIGHT WINDS. GULF WINDS SLY 20 KT WITH NEXT COLD FRONT OVER ERN TX. CARIB WINDS 10 TO 15 KT. OUTLOOK PERIOD... FOR DAY 3 GFS MODEL SHOWS SRN PORTION OF ATLC TROUGH CLOSING OFF NEAR 22N57W SANDWICHED BETWEEN A RIDGE NEAR 35N40W AND A RIDGE BACK OVER NW CARIB AND BAHAMAS. MID LEVEL FLOW BECOMES SWLY OVER GULF. PLAINS SHORTWAVE HEADS ENE OVER NEW ENGLAND. ON THE SURFACE DAY 3 INVERTED SURFACE TROUGH SETS UP OVER ATLC ALONG 57W WITH RIDGE COVERING REMAINDER OF REGION E OF 80W. COLD FRONT OVER SRN CONUS MOVES E OFF SE COAST EXTENDING BACK OVER NRN GULF WITH WINDS TO 20 KT. FOR DAY 4 CUTOFF LOW JOINS WITH ERN ATLC LOW PRODUCING ELONGATED TROUGH OVER TRPL ATLC WATERS E OF 60W. MID LEVEL RIDGE CENTERED OVER CENTRAL BAHAMAS COVERS REMAINDER OF AREA. STRONG SHORTWAVE DROPS INTO SRN PLAINS. ON THE SURFACE DAY 4..THE LAST DAY OF JANUARY..COLD FRONT MOVES TO TX GULF COAST WITH 20 TO 25 KT WINDS. INVERTED TROUGH WEAKENS AND DRIFTS W TO NE CARIB. RIDGE COVERS AREA E OF 90W. FOR DAY 5 MID LEVEL RIDGE DRIFTS NE OF BAHAMAS AS STRONG SHORTWAVE MOVES RAPIDLY NE TOWARD NEW ENGLAND. ON THE SURFACE DAY 5 INVERTED TROUGH DISSIPATES. ATLC RIDGE CENTERED NEAR 35N57W PRODUCES MODERATE ELY WINDS E OF 70W. COLD FRONT MOVES TO ERN GULF AND WEAKENS. 1027 MB POLAR HIGH DRIFTS SE OFF TX COAST WITH GULF WINDS 15 TO 20 KT. WARNINGS... ATLC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER RRG