018  
FZPN28 KNHC 300943  
OFFPZ8  
 
OFFSHORE WATERS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
243 AM PDT SAT MAY 30 2026  
 
OFFSHORE WATERS FORECAST FOR THE E PACIFIC WITHIN 250 NM OF  
CENTRAL AMERICA, COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
 
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.  
 
PMZ101-302145-  
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,  
COLOMBIA, AND WITHIN 750 NM OF ECUADOR  
243 AM PDT SAT MAY 30 2026  
   
SYNOPSIS  
A WEAK PRESSURE PATTERN ACROSS THE REGION WILL  
RESULT IN LIGHT TO GENTLE WINDS THROUGH THE PERIOD, WITH  
NOCTURNAL PULSES OF MODERATE TO FRESH GAP WINDS ACROSS THE  
PAPAGAYO REGION. LARGE SW SWELL WILL MAINTAIN ROUGH SEAS ACROSS  
THE WATERS BETWEEN THE GALAPAGOS ISLANDS AND COLOMBIA THROUGH  
SUN BEFORE SUBSIDING. OTHERWISE, MODERATE SEAS WILL PREVAIL  
ACROSS THE FORECAST WATERS INTO THE MIDDLE OF NEXT WEEK. EXPECT  
CONVECTION TO REMAIN ACTIVE ACROSS THE AREA WATERS DURING THE  
WEEKEND.  
 
 
 
PMZ111-302145-  
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S  
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE NIGHT.    
SUN  
E WINDS 10 KT IN THE MORNING, BECOMING VARIABLE WINDS  
LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
19 SECONDS.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S  
TO SW SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE NIGHT.    
MON  
E WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
17 SECONDS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 16 SECONDS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 14 SECONDS.    
WED  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 14 SECONDS.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 15 SECONDS.  
 
 
 
PMZ113-302145-  
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA  
AND PAPAGAYO-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
E WINDS 10 KT, SHIFTING TO SE TO S IN THE AFTERNOON.  
SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 17 SECONDS. SCATTERED  
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.    
TONIGHT  
OFFSHORE GULF OF PAPAGAYO, SE WINDS 10 KT IN THE  
EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE,  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE NIGHT.    
SUN  
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH  
THE DAY.    
SUN NIGHT  
OFFSHORE GULF OF PAPAGAYO, E WINDS 10 TO 15 KT.  
ELSEWHERE, VARIABLE WINDS LESS THAN 5 KT, BECOMING NE TO E 10 KT  
LATE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
MON  
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
MON NIGHT  
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF  
PAPAGAYO, AND N 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.    
TUE  
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND  
NE TO E 10 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.    
TUE NIGHT  
N WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 15 SECONDS.    
WED  
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD  
14 SECONDS.    
WED NIGHT  
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 
 
 
PMZ115-302145-  
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO  
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE NIGHT.    
SUN  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE DAY.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S  
TO SW SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE NIGHT.    
MON  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S  
TO SW SWELL. PERIOD 16 SECONDS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
TUE NIGHT  
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD  
15 SECONDS.    
WED  
SW TO W WINDS 10 KT NEAR THE AZUERO PENINSULA, AND  
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.    
WED NIGHT  
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW  
SWELL. PERIOD 16 SECONDS.  
 
 
 
PMZ117-302145-  
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT.  
ELSEWHERE, S WINDS 10 KT IN THE MORNING, BECOMING VARIABLE WINDS  
LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
DAY.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO  
SW SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED  
TSTMS THROUGH THE NIGHT.    
SUN  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW  
SWELL. PERIOD 20 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS  
THROUGH THE DAY.    
SUN NIGHT  
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND S  
TO SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE  
NIGHT.    
MON  
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW TO W  
10 KT ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 17 SECONDS.    
MON NIGHT  
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND S  
TO SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
16 SECONDS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW  
10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 15 SECONDS.    
TUE NIGHT  
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND  
SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
14 SECONDS.    
WED  
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD  
15 SECONDS.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW  
SWELL. PERIOD 15 SECONDS.  
 
 
 
PMZ119-302145-  
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,  
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, S WINDSA WEAK PRESSURE PATTERN ACROSS THE REGION WILL  
RESULT IN LIGHT TO GENTLE WINDS THROUGH THE PERIOD, WITH  
NOCTURNAL PULSES OF MODERATE TO FRESH GAP WINDS ACROSS THE  
PAPAGAYO REGION. LARGE SW SWELL WILL MAINTAIN ROUGH SEAS ACROSS  
THE WATERS BETWEEN THE GALAPAGOS ISLANDS AND COLOMBIA THROUGH SUN  
BEFORE SUBSIDING. OTHERWISE, MODERATE SEAS WILL PREVAIL ACROSS  
THE FORECAST WATERS INTO THE MIDDLE OF NEXT WEEK. EXPECT  
CONVECTION TO REMAIN ACTIVE ACROSS THE AREA WATERS DURING THE  
WEEKEND.10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD 15  
SECONDS.    
TONIGHT  
VARIABLE WINDS LESS THAN 5 KT, BECOMING S TO SW 10 KT  
LATE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
19 SECONDS.    
SUN  
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
SUN NIGHT  
GULF OF GUAYAQUIL, SW WINDS 10 KT IN THE EVENING,  
BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, S WINDS  
10 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD 18 SECONDS.    
MON  
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
16 SECONDS.    
MON NIGHT  
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
15 SECONDS.    
TUE  
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD  
14 SECONDS.    
TUE NIGHT  
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.  
PERIOD 15 SECONDS.    
WED  
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD  
16 SECONDS.    
WED NIGHT  
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.  
 
 
 
PMZ121-302145-  
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD  
15 SECONDS.    
TONIGHT  
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
SUN  
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
SUN NIGHT  
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 17 SECONDS.    
MON  
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD  
15 SECONDS.    
MON NIGHT  
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.  
PERIOD 14 SECONDS.    
TUE  
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.    
TUE NIGHT  
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.  
PERIOD 16 SECONDS.    
WED  
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD  
16 SECONDS.    
WED NIGHT  
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW  
SWELL. PERIOD 15 SECONDS.  
 
 
 
PMZ123-302145-  
OFFSHORE GALAPAGOS ISLANDS-  
243 AM PDT SAT MAY 30 2026  
   
TODAY  
SE WINDS 10 KT. SEAS 6 TO 9 FT IN S SWELL. PERIOD  
19 SECONDS.    
TONIGHT  
SE WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.  
PERIOD 19 SECONDS.    
SUN  
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW  
SWELL. PERIOD 18 SECONDS.    
SUN NIGHT  
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW  
SWELL. PERIOD 17 SECONDS.    
MON  
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.  
PERIOD 16 SECONDS.    
MON NIGHT  
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
16 SECONDS.    
TUE  
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD  
15 SECONDS.    
TUE NIGHT  
S WINDS 10 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD  
16 SECONDS.    
WED  
S WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD  
15 SECONDS.    
WED NIGHT  
S WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD  
15 SECONDS.  
 
 
 
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