000
FZNT32 KNHC 202030
OFFN21

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
430 PM EDT FRI APR 20 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 COLD FRONT PRECEDED BY A LINE A THUNDERSTORMS WILL
ENTER THE NW GULF OVERNIGHT AND RACE TO A POSITION FROM THE
MISSISSIPPI DELTA TO THE BAY OF CAMPECHE SAT MORNING...FROM THE
FLORIDA BIG BEND TO YUCATAN PENINSULA EARLY SUN WITH LOW PRES
DEVELOPING ALONG THE FRONT. THE LOW WILL MOVE E ACROSS FLORIDA
SUN DRAGGING THE FRONT THROUGH THE FLORIDA STRAITS LATE SUN. A
REINFORCING SURGE OF NORTH FLOW WILL PUSH INTO THE NORTHERN GULF
MON THEN DIMINISH TUE AS HIGH PRES BUILDS OVER THE N CENTRAL
GULF...ALLOWING SE RETURN FLOW WILL INCREASE OVER THE NW GULF WED. 


GULF OF MEXICO N OF 26N W OF 87W

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING N TO NW
10 TO 15 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. 
.SAT...NW WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. 
.SAT NIGHT THROUGH SUN NIGHT...N TO NW WINDS 15 TO 25 KT. SEAS
6 TO 9 FT. 
.MON THROUGH WED...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. 

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

.TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT.
.SAT...NW WINDS 10 TO 20 KT...INCREASING TO 15 TO 25 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. 
.SAT NIGHT THROUGH SUN NIGHT...N WINDS 15 TO 25 KT. SEAS 7 TO
10 FT. 
.MON THROUGH WED...E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 

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

.TONIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 
.SAT...N TO NW WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. 
.SAT NIGHT THROUGH SUN NIGHT...N WINDS 10 TO 20 KT. SEAS 5 TO
7 FT. 
.MON THROUGH WED...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

GULF OF MEXICO E OF 87W

.TONIGHT...SE TO S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. 
.SAT...S TO SW WINDS 10 TO 15 KT...BECOMING SW 10 TO 20 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT. 
.SAT NIGHT...W WINDS 10 TO 20 KT...INCREASING TO 15 TO 25 KT
AFTER MIDNIGHT. SEAS 4 TO 6 FT. 
.SUN AND SUN NIGHT...N TO NW WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
.MON THROUGH WED...NE TO E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.