422
FZPN28 KNHC 121540
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
840 AM PDT FRI SEP 12 2025
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.
PMZ101-130345-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
840 AM PDT FRI SEP 12 2025
SYNOPSIS
MODERATE TO FRESH EASTERLY WINDS WILL PULSE IN THE
GULF OF PAPAGAYO THROUGH THIS AFTERNOON. MODERATE TO FRESH
SOUTHERLY WINDS WILL PREVAIL SOUTH OF THE MONSOON TROUGH THROUGH
THIS WEEKEND. A LONG-PERIOD SOUTHERN HEMISPHERE SWELL WILL MOVE
THROUGH THE REGIONAL WATERS THIS WEEKEND LEADING TO ROUGH SEAS
OFFSHORE OF SOUTH AMERICA, AND OVER THE CENTRAL AMERICA WATERS
BY EARLY NEXT WEEK.
PMZ111-130345-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
840 AM PDT FRI SEP 12 2025
TODAY
E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
TONIGHT
NE WINDS 10 KT IN THE EVENING, BECOMING VARIABLE
WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW SWELL. PERIOD
15 SECONDS.
SAT
NE WINDS 10 KT IN THE MORNING, BECOMING VARIABLE WINDS
LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
SAT NIGHT
E TO SE WINDS 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 14 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 16 SECONDS.
SUN NIGHT
E WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
MON
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
17 SECONDS.
MON NIGHT
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN S
TO SW SWELL. PERIOD 14 SECONDS.
PMZ113-130345-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
840 AM PDT FRI SEP 12 2025
TODAY
NE WINDS 10 TO 15 KT, SHIFTING TO E TO SE IN THE
AFTERNOON. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
TONIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
SAT
NE WINDS 10 KT, SHIFTING TO SE IN THE AFTERNOON. SEAS
4 TO 6 FT IN SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND
ISOLATED TSTMS THROUGH THE DAY.
SAT NIGHT
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
SUN
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
MON
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
17 SECONDS.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF
PAPAGAYO, AND S TO SW 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TUE
SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
15 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF
PAPAGAYO, AND SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ115-130345-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
840 AM PDT FRI SEP 12 2025
TODAY
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN
5 KT, BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW
WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
SAT
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 TO
15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
SUN
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
SUN NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 18 SECONDS.
MON
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
MON NIGHT
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
TUE
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
TUE NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 15 SECONDS.
PMZ117-130345-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
840 AM PDT FRI SEP 12 2025
TODAY
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS. SCATTERED TSTMS THROUGH THE NIGHT.
SAT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
SAT NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
SUN
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
16 SECONDS.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 18 SECONDS.
MON
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
17 SECONDS.
MON NIGHT
W WINDS 10 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
16 SECONDS.
TUE
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
15 SECONDS.
TUE NIGHT
SW TO W WINDS 10 KT GULF OF PANAMA, AND SW 15 TO
20 KT ELSEWHERE. SEAS 6 TO 8 FT IN SW SWELL. PERIOD 15 SECONDS.
PMZ119-130345-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
840 AM PDT FRI SEP 12 2025
TODAY
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 15 SECONDS.
SAT
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, 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 6 TO 8 FT IN SW
SWELL. PERIOD 19 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 18 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 16 SECONDS.
MON
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 15 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 15 SECONDS.
TUE NIGHT
S TO SW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
PMZ121-130345-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
840 AM PDT FRI SEP 12 2025
TODAY
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD 15 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 19 SECONDS.
SUN
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
MON
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ123-130345-
OFFSHORE GALAPAGOS ISLANDS-
840 AM PDT FRI SEP 12 2025
TODAY
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 19 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 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 17 SECONDS.
SUN NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 15 SECONDS.
MON
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
FORECASTER ERA
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