000 AGXX40 KNHC 161708 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 110 PM EDT SUN APR 16 2006 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. TROUGH OVER THE EASTERN PART OF THE ATLANTIC AREA WILL MOVE EAST OF THE AREA BY LATE MONDAY. RIDGE OVER THE GULF OF MEXICO WILL BE STATIONARY AND DEVELOP SOME AS ANOTHER TROUGH DEVELOPS OVER THE ATLANTIC AREA BEGINNING MONDAY NIGHT. BY WEDNESDAY LONGWAVE TROUGH IS OVER THE ATLANTIC AREA AND A LONGWAVE RIDGE IS OVER THE GULF OF MEXICO. THIS PATTERN WILL CONTINUE THROUGH FRIDAY WITH ONLY A SLIGHT WEAKENING OF THE RIDGE AND TROUGH. A SHORTWAVE WILL ROTATE THROUGH THE ATLANTIC TROUGH BEGINNING TUESDAY AND BE ASSOCIATED WITH A SURFACE COLD FRONT. EASTERLY TRADES IN THE CARIBBEAN AND TROPICAL ATLANTIC WILL BE LESS WEAKER THAN NORMAL. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER LL