330
FZPN28 KNHC 040916
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
216 AM PDT THU JUN 4 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.
PMZ101-042130-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
216 AM PDT THU JUN 4 2026
SYNOPSIS
LONG PERIOD SW SWELL WILL CONTINUE TO PROPAGATE ACROSS
THE REGION CREATING MODERATE TO ROUGH SEAS. THE HIGHEST SEAS ARE
EXPECTED BETWEEN ECUADOR AND THE GALAPAGOS ISLANDS. OTHERWISE,
AN AREA OF LOW PRESSURE IS FORECAST TO FORM OFFSHORE OF CENTRAL
AMERICA AND SOUTHERN MEXICO LATE THIS WEEK. ENVIRONMENTAL
CONDITIONS APPEAR CONDUCIVE FOR DEVELOPMENT OF THIS SYSTEM
THEREAFTER, AND A TROPICAL DEPRESSION COULD FORM LATE THIS
WEEKEND OR EARLY NEXT WEEK WHILE IT MOVES SLOWLY NORTHWESTWARD OR
NORTHWARD. CURRENTLY, THIS SYSTEM HAS A MEDIUM CHANCE OF TROPICAL
CYCLONE FORMATION IN 7 DAYS.
PMZ111-042130-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
216 AM PDT THU JUN 4 2026
TODAY
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TONIGHT
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
FRI
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
FRI NIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS.
SAT
SE WINDS 20 TO 25 KT. SEAS 7 TO 11 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
SAT NIGHT
S TO SW WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO
SW SWELL. PERIOD 17 SECONDS.
SUN
S TO SW WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
SUN NIGHT
S TO SW WINDS 20 TO 30 KT. SEAS 7 TO 11 FT IN S TO
SW SWELL. PERIOD 16 SECONDS.
MON
S WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ113-042130-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
216 AM PDT THU JUN 4 2026
TODAY
OFFSHORE GULF OF PAPAGAYO, E WINDS 10 TO 15 KT IN THE
MORNING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, S TO
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TONIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.
FRI
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
FRI NIGHT
SW WINDS 10 KT OFFSHORE GULF OF PAPAGAYO, AND S TO
SW 20 TO 25 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO SW SWELL.
PERIOD 17 SECONDS. SCATTERED TSTMS.
SAT
SW TO W WINDS 10 TO 15 KT OFFSHORE GULF OF PAPAGAYO, AND
SW 20 TO 25 KT ELSEWHERE. SEAS 7 TO 11 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT OFFSHORE GULF OF PAPAGAYO, AND
SW 25 TO 30 KT ELSEWHERE. SEAS 7 TO 11 FT IN SW SWELL. PERIOD
16 SECONDS.
SUN
SW WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND SW
25 TO 30 KT ELSEWHERE. SEAS 7 TO 11 FT IN SW SWELL. PERIOD
16 SECONDS.
SUN NIGHT
S TO SW WINDS 15 TO 20 KT. SEAS 7 TO 11 FT IN SW
SWELL. PERIOD 12 SECONDS.
MON
SW TO W WINDS 10 KT OFFSHORE GULF OF PAPAGAYO, AND S
15 TO 20 KT ELSEWHERE. SEAS 7 TO 11 FT IN S TO SW SWELL. PERIOD
13 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
PMZ115-042130-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
216 AM PDT THU JUN 4 2026
TODAY
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN
5 KT, BECOMING S TO SW 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND W 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.
FRI
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO W WINDS
10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 17 SECONDS.
SCATTERED TSTMS.
FRI NIGHT
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 17 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS.
SAT
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
SAT NIGHT
SW TO W WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 12 SECONDS.
SUN
SW TO W WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 12 SECONDS.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 12 SECONDS.
MON
NW TO N WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
14 SECONDS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND NW TO N 10 KT ELSEWHERE. SEAS 7 TO 10 FT IN SW
SWELL. PERIOD 17 SECONDS.
PMZ117-042130-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
216 AM PDT THU JUN 4 2026
TODAY
SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TONIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
FRI
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING S
TO SW 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW WINDS 10 TO
15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 17 SECONDS. SCATTERED
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 17 SECONDS. SCATTERED TSTMS.
SAT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
SUN
SW WINDS 15 TO 20 KT GULF OF PANAMA, AND SW 10 KT
ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 14 SECONDS.
SUN NIGHT
W TO NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 13 SECONDS.
MON
NE WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
15 SECONDS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND N
TO NE 10 KT ELSEWHERE. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
18 SECONDS.
PMZ119-042130-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
216 AM PDT THU JUN 4 2026
TODAY
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW
WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 16 SECONDS.
TONIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 17 SECONDS.
FRI
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S WINDS 10 TO
15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 17 SECONDS.
FRI NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 16 SECONDS.
SAT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 14 SECONDS.
SAT NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 14 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 17 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 7 TO 10 FT IN SW SWELL. PERIOD
16 SECONDS.
MON
SE TO S WINDS 10 KT. SEAS 7 TO 10 FT IN SW SWELL. PERIOD
18 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
16 SECONDS.
PMZ121-042130-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
216 AM PDT THU JUN 4 2026
TODAY
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
SUN NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO
SW SWELL. PERIOD 19 SECONDS.
MON
SE TO S WINDS 10 KT. SEAS 7 TO 10 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
MON NIGHT
SE TO S WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
PMZ123-042130-
OFFSHORE GALAPAGOS ISLANDS-
216 AM PDT THU JUN 4 2026
TODAY
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
17 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 16 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
SUN NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN S TO
SW SWELL. PERIOD 18 SECONDS.
MON
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
FORECASTER GR
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