094  
FZNT24 KNHC 172055  
OFFNT4  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
455 PM EDT WED JUN 17 2026  
 
OFFSHORE WATERS FORECAST FOR THE GULF OF AMERICA  
 
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.  
 
GMZ001-180900-  
SYNOPSIS FOR THE GULF OF AMERICA  
455 PM EDT WED JUN 17 2026  
   
SYNOPSIS
 
TROPICAL STORM ARTHUR IS NEAR 28.9N 96.1W AT 5 PM EDT,  
AND IS MOVING NORTH-NORTHEAST AT 6 KT. MAXIMUM SUSTAINED WINDS  
ARE 40 KT WITH GUSTS TO 50 KT, AND THE MINIMUM CENTRAL PRESSURE IS  
1001 MB. ARTHUR WILL WEAKEN TO A REMNANT LOW NEAR 30.8N 94.6W THU  
MORNING, AND DISSIPATE THU AFTERNOON. SWELLS GENERATED BY ARTHUR  
ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT  
CONDITIONS ALONG THE NORTHWESTERN GULF COAST FOR THE NEXT DAY OR  
TWO. OTHERWISE, A TIGHTENING PRESSURE GRADIENT WILL DEVELOP OVER  
THE BASIN AND SUSTAIN FRESH TO STRONG SOUTHERLY WINDS OVER THE  
WESTERN AND CENTRAL GULF TONIGHT THROUGH THU NIGHT, AND MODERATE  
TO FRESH WINDS OVER THE EASTERN GULF. WINDS AND SEAS WILL BEGIN TO  
DIMINISH LATE FRI THROUGH THE WEEKEND AS WEAK HIGH PRESSURE  
SETTLES OVER THE EASTERN GULF.  
 

 
 
GMZ040-180900-  
NW GULF OF AMERICA INCLUDING STETSON BANK-  
455 PM EDT WED JUN 17 2026  
   
..TROPICAL STORM WARNING
 
 
   
TONIGHT
 
TROPICAL STORM CONDITIONS EXPECTED. S OF 27N, S WINDS  
15 TO 20 KT. N OF 27N, S TO SW WINDS 30 TO 35 KT, BECOMING S 20  
KT LATE. SEAS 6 TO 9 FT IN SE SWELL.    
THU
 
S WINDS 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN E TO SE SWELL.    
FRI NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SAT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SUN
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 

 
 
GMZ041-180900-  
SW LOUISIANA OFFSHORE WATERS INCLUDING FLOWER GARDEN BANK MARINE  
SANCTUARY-  
455 PM EDT WED JUN 17 2026  
   
..TROPICAL STORM WARNING
 
 
   
TONIGHT
 
TROPICAL STORM CONDITIONS POSSIBLE. W OF 92W, S TO SW  
WINDS 30 TO 35 KT, BECOMING S 20 TO 25 KT LATE. E OF 92W, S WINDS  
20 TO 25 KT. SEAS 7 TO 11 FT IN S SWELL, SUBSIDING TO 5 TO 7 FT  
LATE.    
THU
 
S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
FRI
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN SE SWELL.    
FRI NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN SE  
SWELL.    
SAT
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN
 
SE TO S WINDS 15 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON
 
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.  
 

 
 
GMZ056-180900-  
N CENTRAL GULF OF AMERICA OFFSHORE WATERS-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.    
THU
 
S WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SE TO S  
SWELL.    
FRI
 
S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN SE TO S SWELL.    
FRI NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT
 
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN
 
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
MON
 
S WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 

 
 
GMZ057-180900-  
NE GULF OF AMERICA N OF 26N E OF 87W-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
S WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
THU
 
S WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
W OF 85W, S WINDS 15 TO 20 KT. E OF 85W, S WINDS  
15 TO 20 KT, DIMINISHING TO 10 KT LATE. SEAS 6 TO 8 FT.   
FRI
 
S TO SW WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT.    
SAT
 
S TO SW WINDS 10 KT, SHIFTING TO W IN THE AFTERNOON. SEAS  
2 TO 4 FT.    
SAT NIGHT
 
NW TO N WINDS 10 KT, SHIFTING TO S LATE.  
SEAS 3 FT OR LESS.    
SUN
 
SW WINDS 10 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
S TO SW WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
MON
 
SW TO W WINDS 10 KT. SEAS 3 FT OR LESS.  
 

 
 
GMZ058-180900-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N W OF 94W-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.    
THU
 
SE TO S WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.    
THU NIGHT
 
SE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.   
FRI
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN E SWELL.    
SAT
 
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.   
SUN
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.  
 

 
 
GMZ045-180900-  
W CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 91W AND 94W-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E TO SE  
SWELL.    
THU
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT
 
SE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.   
FRI
 
SE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.    
FRI NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN E TO SE  
SWELL.    
SAT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.  
 

 
 
GMZ046-180900-  
CENTRAL GULF OF AMERICA FROM 22N TO 26N BETWEEN 87W AND 91W-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
SE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.    
THU
 
SE TO S WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.    
THU NIGHT
 
SE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.   
FRI
 
SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.    
FRI NIGHT
 
SE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.    
SAT
 
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
SAT NIGHT
 
E TO SE WINDS 20 TO 25 KT S OF 24N, AND E TO SE  
15 TO 20 KT N OF 24N. SEAS 4 TO 6 FT.    
SUN
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN NIGHT
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
MON
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.  
 

 
 
GMZ047-180900-  
SE GULF OF AMERICA FROM 22N TO 26N E OF 87W INCLUDING STRAITS OF  
FLORIDA-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
SE TO S WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.    
THU
 
SE TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
THU NIGHT
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
FRI
 
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
SAT
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
SAT NIGHT
 
E WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN
 
S WINDS 10 TO 15 KT. SEAS 3 FT OR LESS.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.    
MON
 
SE TO S WINDS 10 TO 15 KT, SHIFTING TO E IN THE AFTERNOON.  
SEAS 2 TO 4 FT.  
 

 
 
GMZ048-180900-  
SW GULF OF AMERICA S OF 22N W OF 94W-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
SE WINDS 10 TO 15 KT, BECOMING SE TO S 20 TO 25 KT  
LATE. SEAS 2 TO 4 FT.    
THU
 
SE TO S WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.    
THU NIGHT
 
SE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.   
FRI
 
SE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
SUN
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.  
 

 
 
GMZ049-180900-  
CENTRAL BAY OF CAMPECHE-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
SE WINDS 15 TO 20 KT. SEAS 2 TO 4 FT.    
THU
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
THU NIGHT
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI
 
SE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.    
FRI NIGHT
 
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SAT NIGHT
 
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
SUN
 
SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
SUN NIGHT
 
E WINDS 20 TO 25 KT. SEAS 3 TO 5 FT.    
MON
 
E TO SE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.  
 

 
 
GMZ050-180900-  
E BAY OF CAMPECHE INCLUDING CAMPECHE BANK-  
455 PM EDT WED JUN 17 2026  
   
TONIGHT
 
W OF 90W, N WINDS 10 TO 15 KT, SHIFTING TO SE 15 TO  
20 KT LATE. E OF 90W, E TO SE WINDS 20 TO 25 KT. SEAS  
3 TO 5 FT.    
THU
 
SE WINDS 15 TO 20 KT W OF 90W, AND SE 20 TO 25 KT E OF  
90W. SEAS 3 TO 5 FT.    
THU NIGHT
 
NE WINDS 15 TO 20 KT, SHIFTING TO SE 20 TO 25 KT  
LATE. SEAS 3 TO 5 FT.    
FRI
 
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.   
FRI NIGHT
 
NE WINDS 20 TO 25 KT, SHIFTING TO SE 15 TO 20 KT  
LATE. SEAS 3 TO 5 FT.    
SAT
 
SE WINDS 15 TO 20 KT, SHIFTING TO NE IN THE AFTERNOON.  
SEAS 3 TO 5 FT.    
SAT NIGHT
 
NE TO E WINDS 20 TO 25 KT, SHIFTING TO SE 15 TO  
20 KT LATE. SEAS 3 TO 5 FT.    
SUN
 
SE WINDS 15 TO 20 KT, SHIFTING TO NE TO E IN THE  
AFTERNOON. SEAS 3 TO 5 FT.    
SUN NIGHT
 
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
MON
 
E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.  
 

 
 
FORECASTER GR  
 
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