828
FZPN28 KNHC 041601
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
901 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.
PMZ101-050415-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
901 AM PDT THU JUN 4 2026
SYNOPSIS
SW SWELL WILL CONTINUE TO PROPAGATE THROUGH THE
REGIONAL WATERS THROUGH FRI, MAINTAINING MODERATE TO ROUGH SEAS,
WITH HIGHEST SEAS AROUND 8 FT EXPECTED BETWEEN ECUADOR AND THE
GALAPAGOS ISLANDS. OTHERWISE, AN AREA OF LOW PRESSURE IS FORECAST
TO FORM ALONG THE MONSOON TROUGH 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.
PMZ111-050415-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
901 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 10 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
SAT NIGHT
S TO SW WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO
SW SWELL. PERIOD 12 SECONDS.
SUN
S TO SW WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 12 SECONDS.
SUN NIGHT
S TO SW WINDS 20 TO 30 KT. SEAS 7 TO 11 FT IN S TO
SW SWELL. PERIOD 10 SECONDS.
MON
S WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
MON NIGHT
S WINDS 25 TO 30 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ113-050415-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
901 AM PDT THU JUN 4 2026
TODAY
OFFSHORE GULF OF PAPAGAYO, E WINDS 10 TO 15 KT EARLY 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.
TONIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 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 TSTMS.
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. NUMEROUS SHOWERS AND 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 15 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
12 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 TO W SWELL. PERIOD
12 SECONDS.
SUN NIGHT
S TO SW WINDS 15 TO 20 KT. SEAS 7 TO 11 FT IN SW
SWELL. PERIOD 14 SECONDS.
MON
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
14 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
PMZ115-050415-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
901 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.
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 14 SECONDS.
SUN
SW TO W WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 12 SECONDS.
SUN NIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 15 SECONDS.
MON
N WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD
18 SECONDS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND N 10 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
PMZ117-050415-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
901 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 17 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 17 SECONDS.
MON
NE WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
19 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.
PMZ119-050415-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
901 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 17 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
19 SECONDS.
MON
S WINDS 10 KT. SEAS 7 TO 10 FT IN SW SWELL. PERIOD
17 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
16 SECONDS.
PMZ121-050415-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
901 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 16 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 15 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 18 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.
PMZ123-050415-
OFFSHORE GALAPAGOS ISLANDS-
901 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 17 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 14 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 17 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 17 SECONDS.
MON
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
FORECASTER STRIPLING
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page