000 FZNT32 KNHC 030221 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1021 PM EDT WED OCT 2 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...A WEAK RIDGE ACROSS THE NORTHERN GULF WILL SHIFT N THROUGH TONIGHT AHEAD A LOW PRES CENTER MOVING N ACROSS YUCATAN PENINSULA...POSSIBLY AS A TROPICAL CYCLONE. THE LOW PRES WILL MOVE INTO CENTRAL GULF THU THEN SHIFT NE ACROSS NE GULF FRI THROUGH SUN. WHETHER OR NOT THIS LOW PRES CENTER INTENSIFIES...WINDS AND SEAS ARE EXPECTED TO INCREASE OVER PORTIONS OF THE EASTERN GULF TONIGHT THROUGH THU ACCOMPANIED BY SCATTERED STRONG THUNDERSTORMS AND SQUALLS. GULF OF MEXICO N OF 26N W OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU...SE WINDS 10 TO 15 KT...SHIFTING TO E 10 TO 20 KT LATE. SEAS 3 TO 5 FT. .THU NIGHT THROUGH FRI NIGHT...E WINDS 20 TO 30 KT. SEAS 5 TO 7 FT. .SAT THROUGH MON...N WINDS 10 TO 20 KT. SEAS 2 TO 4 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU NIGHT...NE WINDS 10 TO 15 KT...BECOMING E LATE. SEAS 3 TO 5 FT. .FRI...SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .SAT THROUGH MON...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. SW GULF OF MEXICO S OF 22N W OF 87W .OVERNIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT. .THU...E WINDS LESS THAN 10 KT EARLY... BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. .THU NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT. .FRI AND FRI NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT. .SAT THROUGH MON...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. GULF OF MEXICO E OF 87W .OVERNIGHT....THU...S OF 28N W OF 85W SE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. SCATTERED SHOWERS AND TSTMS BECOMING NUMEROUS WITH SQUALLS. .THU NIGHT...E TO SE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. NUMEROUS SHOWERS AND SCATTERED TSTMS WITH SQUALLS. .FRI...W OF 85W SE TO S WINDS 20 TO 30 KT. SEAS 7 TO 10 FT. E OF 84W E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. NUMEROUS SHOWERS AND SCATTERED TSTMS WITH SQUALLS. .FRI NIGHT...N OF 27N...SE WINDS 25 TO 30 KT. SEAS 6 TO 9 FT. S OF 27N...SE WINDS 20 TO 25 KT...BECOMING SE TO S 15 TO 20 KT LATE. SEAS 3 TO 5 FT. .SAT THROUGH MON...NW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.