000 FZNT32 KNHC 240155 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 955 PM EDT TUE APR 23 2013 MARINE WEATHER HF VOICE BROADCAST FOR THE GULF OF MEXICO SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. SYNOPSIS FOR THE GULF OF MEXICO .SYNOPSIS...GENTLE TO MODERATE RETURN FLOW WILL PREVAIL ACROSS THE REGION THROUGH TONIGHT. A COLD FRONT WILL MOVE INTO THE NW GULF EARLY WED...THEN WILL WEAKEN AS IT REACHES FROM THE FLORIDA PANHANDLE TO NEAR 26N95W TO THE SW GULF EARLY THU...WHERE IT WILL STALL INTO FRI. THE LINGERING FRONTAL BOUNDARY OVER THE WESTERN GULF WILL LIFT IN N AS A WARM FRONT FRI...WHILE THE REMAINDER OF THE BOUNDARY DISSIPATES. MODERATE RETURN FLOW WILL PREVAIL SAT THROUGH SUN. GULF OF MEXICO N OF 26N W OF 87W .OVERNIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED NIGHT THROUGH THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT...SHIFTING TO SE 10 TO 20 KT LATE. SEAS 3 TO 5 FT. .WED...SE WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT LATE. SEAS 4 TO 5 FT. .WED NIGHT THROUGH THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 3 TO 5 FT. .WED...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .WED NIGHT THROUGH THU NIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .WED...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .WED NIGHT THROUGH THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.