904
FZPN28 KNHC 221554
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
854 AM PDT TUE SEP 22 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.
PMZ101-230400-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
854 AM PDT TUE SEP 22 2026
SYNOPSIS
MODERATE OR WEAKER WINDS ARE EXPECTED TO PREVAIL
ACROSS THE OFFSHORE WATERS FOR THE NEXT SEVERAL DAYS, EXCEPT
BECOMING MODERATE TO FRESH OFFSHORE EL SALVADOR AND GUATEMALA THU
INTO EARLY SAT AS AN AREA OF LOW PRESSURE IS EXPECTED TO FORM
JUST WEST OF THE AREA SOUTH OF THE GULF OF TEHUANTEPEC. A
TROPICAL DEPRESSION COULD FROM THIS AREA OF LOW PRESSURE LATE
THIS WEEK OR THIS WEEKEND AS THE SYSTEM MOVES SLOWLY AWAY FROM
THE OFFSHORE WATERS. SWELLS FROM THIS SYSTEM MAY POTENTIALLY
IMPACT THE WESTERN PORTION OF THE OFFSHORE WATERS OF GUATEMALA
AND EL SALVADOR.
PMZ111-230400-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
854 AM PDT TUE SEP 22 2026
TODAY
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
16 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE DAY.
TONIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN W SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
THROUGH THE NIGHT.
WED
W WINDS 10 KT. SEAS 6 TO 8 FT IN W TO NW SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE DAY.
WED NIGHT
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMSTHROUGH THE NIGHT.
THU
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN W TO NW SWELL.
PERIOD 12 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN W TO NW
SWELL. PERIOD 11 SECONDS.
FRI
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 12 SECONDS.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
SAT
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
13 SECONDS.
SAT NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 13 SECONDS.
PMZ113-230400-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
854 AM PDT TUE SEP 22 2026
TODAY
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
TONIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
WED
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF
PAPAGAYO, AND SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN W TO NW
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMSTHROUGH THE NIGHT.
THU
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
13 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FRI
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL. PERIOD
13 SECONDS.
SAT
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 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 13 SECONDS.
PMZ115-230400-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
854 AM PDT TUE SEP 22 2026
TODAY
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
TONIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
WED
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
THU
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL.
PERIOD 12 SECONDS.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN W SWELL.
PERIOD 13 SECONDS.
SAT NIGHT
W TO NW WINDS 10 KT NEAR THE AZUERO PENINSULA, AND
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW TO W
SWELL. PERIOD 13 SECONDS.
PMZ117-230400-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
854 AM PDT TUE SEP 22 2026
TODAY
GULF OF PANAMA, SW TO W WINDS 10 KT. ELSEWHERE,
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT IN SW SWELL. PERIOD 17 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
TONIGHT
SW TO W WINDS 10 KT IN THE EVENING, BECOMING VARIABLE
WINDS LESS THAN 5 KT. SEAS 2 TO 4 FT. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE NIGHT.
WED
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW TO W 10 KT IN
THE AFTERNOON. SEAS 2 TO 4 FT. PERIOD 16 SECONDS. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE NIGHT.
THU
SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.
THU NIGHT
SW WINDS 10 KT. SEAS 2 TO 4 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 12 SECONDS.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW TO W
SWELL. PERIOD 13 SECONDS.
SAT NIGHT
W WINDS 10 KT GULF OF PANAMA, AND VARIABLE LESS
THAN 5 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
PMZ119-230400-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
854 AM PDT TUE SEP 22 2026
TODAY
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.
ISOLATED THUNDERSTORMS THROUGH THE DAY.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
WED
S TO SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
15 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
14 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
THU
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
FRI
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W
SWELL. PERIOD 13 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
SAT NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
PMZ121-230400-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
854 AM PDT TUE SEP 22 2026
TODAY
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
TONIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH THE DAY.
WED NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGH
THE NIGHT.
THU
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL.
PERIOD 13 SECONDS.
SAT
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
SAT NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
12 SECONDS.
PMZ123-230400-
OFFSHORE GALAPAGOS ISLANDS-
854 AM PDT TUE SEP 22 2026
TODAY
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
TONIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
THU
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
THU NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI
S WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL. PERIOD
12 SECONDS.
FRI NIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W
SWELL. PERIOD 12 SECONDS.
SAT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL.
PERIOD 12 SECONDS.
SAT NIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W
SWELL. PERIOD 11 SECONDS.
FORECASTER AGUIRRE
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