000
FZNT32 KNHC 282124
OFFN21

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
524 PM EDT TUE AUG 28 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...RECENTLY UPGRADED HURRICANE ISAAC CENTERED NEAR 28.7N
89.2W 975 MB AT 2100 UTC MOVING NW AT 7 KT WITH MAXIMUM SUSTAINED
WINDS 70 KT GUST TO 85 KT. ISAAC IS IS FORECAST TO MOVE INLAND
THE LOUISIANA COAST TONIGHT AND WEAKEN WHILE CONTINUING TO MOVE
FURTHER N OF THE AREA THROUGH THE NEXT COUPLE OF DAYS. ISAAC IS
FORECAST TO WEAKEN TO A TROPICAL STORM NEAR 30.3N 91.0W ON WED
AND BELOW TROPICAL STORM INTENSITY NEAR 33.0N 92.5W ON THU. WINDS
AND SEAS IN THE WAKE OF ISAAC WILL SLOWLY SUBSIDE THROUGH FRI AS
HIGH PRES BUILDS SW ACROSS THE NORTHERN AND EASTERN GULF.


GULF OF MEXICO N OF 26N W OF 87W

...HURRICANE WARNING...

.TONIGHT...HURRICANE CONDITIONS EXPECTED. NW WINDS 55 TO 65 KT...
BECOMING W 35 TO 45 KT AFTER MIDNIGHT. SEAS 17 TO 22 FT. 
.WED...TROPICAL STORM CONDITIONS EXPECTED. SW TO W WINDS 30 TO
40 KT...DIMINISHING TO 25 TO 35 KT IN THE AFTERNOON. SEAS 14 TO
19 FT. 
.WED NIGHT AND THU...TROPICAL STORM CONDITIONS EXPECTED. SW
WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. 
.THU NIGHT THROUGH SUN...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 

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

.TONIGHT...N TO NW WINDS 20 TO 30 KT...BECOMING SW 15 TO 25 KT
AFTER MIDNIGHT. SEAS 8 TO 11 FT. 
.WED...SW WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. 
.WED NIGHT THROUGH SUN...E TO SE WINDS 10 TO 20 KT. SEAS 5 TO
7 FT. 

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

.TONIGHT...N TO NW WINDS 10 TO 15 KT. S AFTER MIDNIGHT. WITHIN
60 NM OF COAST OF VERACRUZ...N TO NW WINDS LESS THAN 10 KT. SEAS
5 TO 7 FT. 
.WED...S TO SW WINDS 10 TO 15 KT...EXCEPT VARIABLE WINDS LESS
THAN 10 KT WITHIN 60 NM OF COAST OF VERACRUZ. SEAS 5 TO 7 FT. 
.WED NIGHT THROUGH SUN...E TO SE WINDS 10 TO 20 KT. SEAS 3 TO
5 FT. 

GULF OF MEXICO E OF 87W

...TROPICAL STORM WARNING...

.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S TO SW WINDS
30 TO 40 KT...BECOMING S 20 TO 30 KT AFTER MIDNIGHT. SEAS
18 FT...SUBSIDING TO 15 FT AFTER MIDNIGHT. 
.WED...S WINDS 20 TO 30 KT. SEAS 11 TO 16 FT. 
.WED NIGHT AND THU...SE TO S WINDS 15 TO 25 KT. SEAS 8 TO 13 FT.
.THU NIGHT THROUGH SUN...NE TO E WINDS 10 TO 20 KT. SEAS 4 TO
6 FT.