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FZNT32 KNHC 220218
OFFN21

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1018 PM EDT TUE MAR 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...A THERMAL TROUGH WILL DEVELOP OVER THE YUCATAN
PENINSULA EACH AFTERNOON...MOVE W ACROSS THE BAY OF CAMPECHE
OVERNIGHT AND DISSIPATE BY LATE MORNING EACH DAY. A SURFACE HIGH
WILL MEANDER OVER THE N CENTRAL AND NE GULF WATERS THROUGH WED
THEN SHIFT N OF THE AREA ON THU. THE PRES GRADIENT WILL THEN
TIGHTEN...SUPPORTING STRONG E WINDS ACROSS MOST OF THE GULF FROM
THU NIGHT THROUGH SAT MORNING. 

GULF OF MEXICO N OF 26N W OF 87W

.OVERNIGHT...S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. 
.WED...S WINDS 10 TO 15 KT...SHIFTING TO E IN THE AFTERNOON.
SEAS 3 FT. 
.WED NIGHT...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 2 TO 3 FT.
.THU...E WINDS 10 TO 15 KT. SEAS 3 FT. 
.THU NIGHT...SE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. 
.FRI...SE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. 
.FRI NIGHT...SE WINDS 15 TO 25 KT. SEAS 7 TO 9 FT. 
.SAT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. 
.SAT NIGHT...S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. 
.SUN...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 

GULF OF MEXICO FROM 22N TO 26N W OF 87W

.OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.WED NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.THU...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.THU NIGHT...E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. 
.FRI...SE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. 
.FRI NIGHT...SE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. 
.SAT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. 
.SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. 
.SUN...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 

SW GULF OF MEXICO S OF 22N W OF 87W

.OVERNIGHT...S OF 21N E OF 91.5W NE TO E WINDS 20 TO 25 KT. SEAS
4 TO 6 FT. ELSEWHERE...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.WED...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.WED NIGHT...S OF 21N E OF 93W NE WINDS 20 TO 25 KT. SEAS 4 TO 6
FT. ELSEWHERE...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.THU...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.THU NIGHT...FROM 20N TO 22N BETWEEN 88W AND 92W E TO SE WINDS 
20 TO 25 KT. ELSEWHERE...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.FRI...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. 
.FRI NIGHT...FROM 20N TO 22N BETWEEN 88W AND 92W E TO SE WINDS 20
TO 25 KT. ELSEWHERE...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SAT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SAT NIGHT...S OF 22N BETWEEN 88W AND 91W NE TO E WINDS 20 TO 25
KT. SEAS 4 TO 6 FT. ELSEWHERE...E WINDS 10 TO 20 KT. SEAS 3 TO 5
FT. 
.SUN...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN NIGHT...S OF 22N BETWEEN 88W AND 92W NE TO E WINDS 20 TO 25
KT. SEAS 4 TO 6 FT. ELSEWHERE...E WINDS 10 TO 20 KT. SEAS 3 TO 5
FT. 

GULF OF MEXICO E OF 87W

.OVERNIGHT...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. 
.WED...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. 
.WED NIGHT...N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. 
.THU...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.THU NIGHT...E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. 
.FRI...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. 
.FRI NIGHT...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. 
.SAT...E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. 
.SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.