000 FZNT32 KNHC 181418 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 918 AM EST FRI JAN 18 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...RIDGING OVER THE GULF WILL GRADUALLY WEAKEN THROUGH MON. WINDS AND SEAS WILL DIMINISH FROM W TO E ACROSS THE ENTIRE GULF TONIGHT...LEAVING GENERALLY LIGHT TO MODERATE NE TO E WINDS INTO MON. A REINFORCING SURGE OF COLD AIR WILL BRING SOME INCREASE IN WINDS ACROSS THE N WATERS LATE MON INTO TUE. GULF OF MEXICO N OF 26N W OF 87W .TODAY...NE WINDS 15 TO 20 KT...BECOMING 10 TO 20 KT LATE. SEAS 5 TO 7 FT. .TONIGHT...NE WINDS 10 TO 20 KT...BECOMING NE TO E 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .SAT AND SAT NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .TODAY...N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SAT AND SAT NIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .SUN THROUGH TUE...NE TO E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .TODAY...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...N TO NE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT LATE. SEAS 3 TO 5 FT. .SAT AND SAT NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .SUN THROUGH TUE...N TO NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .TODAY...N WINDS 15 TO 25 KT...BECOMING N TO NE 10 TO 20 KT LATE. SEAS 7 TO 10 FT. .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 7 FT. .SAT AND SAT NIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.