383
FZPN28 KNHC 290300
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
800 PM PDT MON SEP 28 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.
PMZ101-291500-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
800 PM PDT MON SEP 28 2026
SYNOPSIS
A RATHER LIGHT PRESSURE GRADIENT WILL MAINTAIN
MODERATE OR WEAKER WINDS OVER THE OFFSHORE WATERS ALONG WITH
MOSTLY MODERATE SEAS THROUGH THE PERIOD.
PMZ111-291500-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
800 PM PDT MON SEP 28 2026
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 8 FT IN SW
TO W SWELL. PERIOD 14 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT IN THE
AFTERNOON. SEAS 5 TO 7 FT IN W SWELL. PERIOD 14 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
TUE NIGHT
W TO NW WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL.
PERIOD 11 SECONDS. ISOLATED THUNDERSTORMS THROUGH THE NIGHT.
WED
NW WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL. PERIOD
10 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE DAY.
WED NIGHT
W TO NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
10 SECONDS.
THU
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW SWELL.
PERIOD 10 SECONDS.
THU NIGHT
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW
SWELL. PERIOD 10 SECONDS.
FRI
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW SWELL.
PERIOD 10 SECONDS.
FRI NIGHT
W WINDS 10 KT. SEAS 5 TO 7 FT IN W TO NW SWELL.
PERIOD 10 SECONDS.
SAT
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW SWELL.
PERIOD 12 SECONDS.
SAT NIGHT
W WINDS 10 KT. SEAS 5 TO 7 FT IN W TO NW SWELL.
PERIOD 13 SECONDS.
PMZ113-291500-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
800 PM PDT MON SEP 28 2026
TONIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING N 10 KT LATE.
SEAS 4 TO 6 FT IN SW SWELL. PERIOD 14 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE NIGHT.
TUE
N WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE DAY.
TUE NIGHT
NW TO N WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW
SWELL. PERIOD 12 SECONDS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMSTHROUGH THE NIGHT.
WED
NW TO N WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
NW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
THU
W TO NW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
THU NIGHT
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
FRI
W WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL. PERIOD
10 SECONDS.
FRI NIGHT
W WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL.
PERIOD 13 SECONDS.
SAT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF PAPAGAYO,
AND W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN W TO NW SWELL. PERIOD
12 SECONDS.
SAT NIGHT
W WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL.
PERIOD 15 SECONDS.
PMZ115-291500-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
800 PM PDT MON SEP 28 2026
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
TO W SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS THROUGH THE NIGHT.
TUE
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN W SWELL.
PERIOD 14 SECONDS. ISOLATED THUNDERSTORMS THROUGH THE DAY.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W
10 KT LATE. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE NIGHT.
WED
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
THU
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
THU NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
FRI
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
FRI NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
PMZ117-291500-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
800 PM PDT MON SEP 28 2026
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMSTHROUGH THE NIGHT.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.
TUE NIGHT
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
WED
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
THU
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
THU NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SAT NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
PMZ119-291500-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
800 PM PDT MON SEP 28 2026
TONIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
17 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
17 SECONDS. ISOLATED THUNDERSTORMS THROUGH THE DAY.
TUE NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
WED
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE DAY.
WED NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS.
THU
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
SAT NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
PMZ121-291500-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
800 PM PDT MON SEP 28 2026
TONIGHT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
17 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS. ISOLATED THUNDERSTORMS THROUGH THE NIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.
ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
SAT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SAT NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
PMZ123-291500-
OFFSHORE GALAPAGOS ISLANDS-
800 PM PDT MON SEP 28 2026
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW TO W
SWELL. PERIOD 17 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS.
TUE NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
FRI NIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW
SWELL. PERIOD 12 SECONDS.
SAT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FORECASTER AGUIRRE
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