000 FZNT32 KNHC 211420 OFFN21 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1020 AM EDT SUN MAY 21 2017 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...HIGH PRES EXTENDING FROM THE SW NORTH ATLC TO THE SE U.S. WILL MAINTAIN GENTLE TO MODERATE E TO SE WINDS ACROSS THE BASIN TODAY. LOCALLY STRONGER WINDS WILL PULSE OFF THE NW COAST OF YUCATAN TONIGHT. THE RIDGE WILL SHIFT EASTWARD TONIGHT AND MON AS A WEAK COLD FRONT STALLS AND WEAKENS NEAR THE N GULF COAST. A STRONGER COLD FRONT WILL MOVE ACROSS THE NW GULF TUE NIGHT...REACH FROM THE FLORIDA PANHANDLE TO THE SW GULF WED THEN WEAKEN AS IT REACHES FROM S FLORIDA TO THE EASTERN BAY OF CAMPECHE THU. WEAK HIGH PRES WILL BUILD OVER THE GULF BEHIND THE FRONT. GULF OF MEXICO N OF 26N W OF 87W .THIS AFTERNOON...SE WINDS 10 KT. SEAS 3 TO 4 FT. .TONIGHT...SE WINDS 10 KT. SEAS 3 TO 4 FT. .MON...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .MON NIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE...S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE NIGHT...SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .WED...SW WINDS LESS THAN 10 KT...SHIFTING TO NW IN THE AFTERNOON. SEAS 3 TO 4 FT. .WED NIGHT...N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...NE WINDS 10 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 FT. GULF OF MEXICO FROM 22N TO 26N W OF 87W .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .MON...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE NIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .WED...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .WED NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .THU...NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SW GULF OF MEXICO S OF 22N W OF 87W .THIS AFTERNOON...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 20 KT ELSEWHERE. SEAS 3 TO 4 FT. .TONIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 20 KT ELSEWHERE. SEAS 3 TO 5 FT. .MON...NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND E 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. .MON NIGHT...E WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ...AND NE 10 TO 15 KT ELSEWHERE. SEAS 3 TO 4 FT. .TUE...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. GULF OF MEXICO E OF 87W .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .TUE...S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TUE NIGHT...S WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .WED...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED NIGHT...SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU...SW WINDS 10 TO 15 KT...SHIFTING TO W IN THE AFTERNOON. SEAS 3 TO 5 FT. .THU NIGHT...W WINDS LESS THAN 10 KT IN THE EVENING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.