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FZNT32 KNHC 220912
OFFN21

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
512 AM EDT WED AUG 22 2012

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 TROUGH EXTENDING FROM PENSACOLA FLORIDA TO 28N90W 
WILL DRIFT E THROUGH THE WEEK DISSIPATING BY FRI. A WEAK 1012 MB 
AREA OF LOW PRES NEAR 23N98W AND ATTENDANT TROUGH WILL REMAIN 
NEARLY STATIONARY THROUGH TONIGHT. A TROPICAL WAVE ALONG THE 
WESTERN YUCATAN COAST WILL MOVE W ACROSS THE SW GULF THROUGH 
TONIGHT...THEN INLAND OVER MEXICO THU. TROPICAL STORM ISAAC 
CURRENTLY WELL SE OF THE GULF IS FORECAST TO APPROACH SE FLORIDA 
NEAR 24.8N 80.0W SUN NIGHT AS A HURRICANE.


GULF OF MEXICO N OF 26N W OF 87W

.TODAY...E TO SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.
.TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU THROUGH SUN...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

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

.TODAY...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.TONIGHT...E TO SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 
.THU THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 

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

.TODAY...NE WINDS 10 TO 20 KT...BECOMING E TO SE 10 TO 15 KT IN
THE AFTERNOON. WITHIN 60 NM OF COAST OF VERACRUZ...NW WINDS LESS
THAN 10 KT. SEAS 4 TO 6 FT...EXCEPT 2 TO 3 FT WITHIN 60 NM OF
COAST OF VERACRUZ. 
.TONIGHT...E WINDS 10 TO 20 KT. WITHIN 60 NM OF COAST OF
VERACRUZ...NE TO E WINDS LESS THAN 10 KT...SHIFTING TO SE TO S
AFTER MIDNIGHT. SEAS 3 TO 5 FT.
.THU THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 

GULF OF MEXICO E OF 87W

.TODAY...S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU THROUGH SAT...NE WINDS 20 TO 30 KT. SEAS 3 TO 5 FT.
.SUN...TROPICAL STORM CONDITIONS POSSIBLE.