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FZNT32 KNHC 220905
OFFN21

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
505 AM EDT SAT APR 22 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 OVER THE NORTHERN WATERS WILL SHIFT 
EASTWARD TODAY ALLOWING A COLD FRONT TO ENTER THE NW GULF LATE
TODAY. FRESH TO STRONG NORTHERLY WINDS AND BUILDING SEAS WILL
FOLLOW THE FRONT FORECAST TO REACH FROM THE FLORIDA PANHANDLE TO
NEAR TAMPICO MEXICO BY SUNDAY MORNING...AND FROM TAMPA BAY
FLORIDA TO THE NORTHERN YUCATAN PENINSULA MONDAY MORNING... 
PUSHING SE OF THE GULF BY LATE MONDAY. A SURFACE TROUGH PERSISTS 
OVER THE SE GULF. A LOW PRES IS FORECAST TO FORM ALONG THE TROUGH
AXIS TODAY AND MOVE TOWARD FLORIDA ON SUN. 

GULF OF MEXICO N OF 26N W OF 87W

.TODAY...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT
IN THE AFTERNOON. SEAS 3 TO 4 FT. 
.TONIGHT...NE WINDS LESS THAN 10 KT...BECOMING NW 10 TO 20 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT. 
.SUN...NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.MON...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.MON NIGHT...N WINDS 10 TO 15 KT...SHIFTING TO NW AFTER
MIDNIGHT. SEAS 3 TO 5 FT. 
.TUE...SW WINDS LESS THAN 10 KT...SHIFTING TO S IN THE
AFTERNOON. SEAS 2 FT OR LESS. 
.TUE NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.WED...S WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.WED NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

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

.TODAY...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. 
.TONIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 TO 4 FT. 
.SUN...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.MON...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.MON NIGHT...N WINDS 10 TO 15 KT...SHIFTING TO NE AFTER
MIDNIGHT. SEAS 3 TO 5 FT. 
.TUE...SE WINDS LESS THAN 10 KT...SHIFTING TO S IN THE
AFTERNOON. SEAS 3 TO 4 FT. 
.TUE NIGHT...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...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

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

.TODAY...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. 
.TONIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...E WINDS 10 TO
15 KT. ELSEWHERE...NE WINDS LESS THAN 10 KT...INCREASING TO
10 TO 15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS...BUILDING TO
3 FT AFTER MIDNIGHT. 
.SUN...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS LESS THAN
10 KT...INCREASING TO 10 TO 20 KT IN THE AFTERNOON. ELSEWHERE...
NE WINDS 10 TO 15 KT...SHIFTING TO N IN THE AFTERNOON. SEAS
3 FT. 
.SUN NIGHT...WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 15 TO
25 KT...DIMINISHING TO 10 TO 15 KT AFTER MIDNIGHT. ELSEWHERE...N
WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.MON...N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 
.MON NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.TUE...E WINDS LESS THAN 10 KT...SHIFTING TO SE IN THE
AFTERNOON. SEAS 3 TO 4 FT. 
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.WED...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.WED NIGHT...E WINDS 10 TO 15 KT. SEAS 3 FT. 

GULF OF MEXICO E OF 87W

.TODAY...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
.SUN...NW WINDS LESS THAN 10 KT. SEAS 3 FT. 
.SUN NIGHT...NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 
.MON...NW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.MON NIGHT...NW WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.TUE...NW WINDS LESS THAN 10 KT IN THE MORNING...BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 
.TUE NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE
EVENING...SUBSIDING TO 2 FT OR LESS. 
.WED...S WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. 
.WED NIGHT...SE WINDS LESS THAN 10 KT...INCREASING TO 10 TO
15 KT AFTER MIDNIGHT. SEAS 2 FT OR LESS.