243
FZPN28 KNHC 111608
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
908 AM PDT THU SEP 11 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.
PMZ101-120415-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
908 AM PDT THU SEP 11 2025
SYNOPSIS
MODERATE NE TO E GAP WINDS WILL PULSE IN THE
GULF OF PAPAGAYO THROUGH FRI. MODERATE TO FRESH S TO SW 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 THIS WEEKEND, AND OVER THE CENTRAL AMERICA WATERS
BY EARLY NEXT WEEK.
PMZ111-120415-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
908 AM PDT THU SEP 11 2025
TODAY
NW TO N WINDS 10 KT EARLY IN THE MORNING, BECOMING
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 15 SECONDS.
FRI
NE WINDS 10 KT, SHIFTING TO E TO SE IN THE AFTERNOON.
SEAS 3 TO 5 FT. PERIOD 15 SECONDS. SCATTERED SHOWERS AND
ISOLATED TSTMS THROUGH THE DAY.
FRI NIGHT
NE TO E WINDS 10 KT IN THE EVENING, BECOMING
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SAT NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S
TO SW SWELL. PERIOD 14 SECONDS.
SUN
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
SUN NIGHT
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
MON
SE TO S 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.
PMZ113-120415-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
908 AM PDT THU SEP 11 2025
TODAY
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO,
AND NE 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TONIGHT
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
FRI
NE WINDS 10 TO 15 KT, SHIFTING TO SE IN THE AFTERNOON.
SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.
SAT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
SAT NIGHT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF
PAPAGAYO, AND S TO SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 14 SECONDS.
SUN
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
MON
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
MON NIGHT
SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
PMZ115-120415-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
908 AM PDT THU SEP 11 2025
TODAY
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
TONIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
FRI
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 KT.
SEAS 3 TO 5 FT. PERIOD 15 SECONDS. SCATTERED SHOWERS AND
ISOLATED TSTMS THROUGH THE DAY.
FRI NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE NIGHT.
SAT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
SUN
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
16 SECONDS.
SUN NIGHT
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 18 SECONDS.
MON
SW 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.
PMZ117-120415-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
908 AM PDT THU SEP 11 2025
TODAY
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED TSTMS THROUGH THE NIGHT.
FRI
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
FRI NIGHT
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
14 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
16 SECONDS.
SUN NIGHT
SW 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 S TO SW SWELL.
PERIOD 17 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
PMZ119-120415-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
908 AM PDT THU SEP 11 2025
TODAY
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
FRI
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, SW
WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
FRI NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 16 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 8 FT IN SW
SWELL. PERIOD 16 SECONDS.
MON
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 15 SECONDS.
PMZ121-120415-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
908 AM PDT THU SEP 11 2025
TODAY
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
15 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 15 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
SAT NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 16 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.
PMZ123-120415-
OFFSHORE GALAPAGOS ISLANDS-
908 AM PDT THU SEP 11 2025
TODAY
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TONIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 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 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 TO 15 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.
FORECASTER ERA
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