734
FZPN28 KNHC 270917
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
217 AM PDT MON OCT 27 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.
PMZ101-272130-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
217 AM PDT MON OCT 27 2025
SYNOPSIS
ONSHORE WESTERLY WIND FLOW AND MODERATE SEAS
ARE EXPECTED THROUGH TUESDAY IN RESPONSE TO THE BROAD CYCLONIC
CIRCULATION ASSOCIATED TO HURRICANE MELISSA LOCATED IN THE
CENTRAL CARIBBEAN SEA. WINDS AND SEAS WILL DIMINISH THEREAFTER.
MEANWHILE, ROUGH SEAS WILL REACH THE FAR OFFSHORE WATERS OF
GUATEMALA AND EL SALVADOR BY THU DUE TO A STRONG GAP WIND EVENT
IN THE TEHUANTEPEC REGION. FRESH TO LOCALLY STRONG SPEEDS AND
SEAS BUILDING TO 8 FT ARE FORECAST FOR THE PAPAGAYO AREA THU
NIGHT INTO FRI AS HIGH PRESSURE BUILDS OVER THE NW CARIBBEAN.
LOOKING AHEAD, A LONG-PERIOD SOUTHERN HEMISPHERE SWELL WILL BRING
ROUGH SEAS TO THE REGION LATE IN THE WEEK.
PMZ111-272130-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
217 AM PDT MON OCT 27 2025
TODAY
W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
18 SECONDS.
TONIGHT
W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
TUE
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
TUE NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
WED
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 7 TO 10 FT IN SW
SWELL. PERIOD 18 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 9 FT IN SW
TO W SWELL. PERIOD 22 SECONDS.
FRI
NE TO E WINDS 10 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
20 SECONDS.
FRI NIGHT
NE TO E WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 18 SECONDS.
PMZ113-272130-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
217 AM PDT MON OCT 27 2025
TODAY
W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 18 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
TONIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
TUE
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE DAY.
TUE NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
WED
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
14 SECONDS.
WED NIGHT
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF PAPAGAYO,
AND W TO NW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 19 SECONDS.
THU NIGHT
NE TO E WINDS 15 TO 25 KT OFFSHORE GULF OF
PAPAGAYO, AND NW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 22 SECONDS.
FRI
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF PAPAGAYO, AND
NE 10 TO 15 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 20 SECONDS.
FRI NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 18 SECONDS.
PMZ115-272130-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
217 AM PDT MON OCT 27 2025
TODAY
SW TO W WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. PERIOD
16 SECONDS. SCATTERED TSTMS THROUGH THE DAY.
TONIGHT
SW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 16 SECONDS. SCATTERED TSTMS THROUGH THE NIGHT.
TUE
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
WED
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
THU
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
18 SECONDS.
THU NIGHT
W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
22 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
20 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 18 SECONDS.
PMZ117-272130-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
217 AM PDT MON OCT 27 2025
TODAY
SW WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD
16 SECONDS. SCATTERED TSTMS THROUGH THE DAY.
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 16 SECONDS. SCATTERED TSTMS THROUGH THE NIGHT.
TUE
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.
TUE NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
WED
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
THU
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
18 SECONDS.
THU NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
22 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
20 SECONDS.
FRI NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 19 SECONDS.
PMZ119-272130-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
217 AM PDT MON OCT 27 2025
TODAY
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
TUE NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
WED
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN W SWELL. PERIOD
15 SECONDS.
WED NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW
SWELL. PERIOD 18 SECONDS.
THU
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW TO W SWELL.
PERIOD 22 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 20 SECONDS.
FRI
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 19 SECONDS.
FRI NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 17 SECONDS.
PMZ121-272130-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
217 AM PDT MON OCT 27 2025
TODAY
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN W TO NW
SWELL. PERIOD 14 SECONDS.
WED
S WINDS 10 KT. SEAS 4 TO 6 FT IN NW SWELL. PERIOD
14 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN W TO NW SWELL.
PERIOD 20 SECONDS.
THU
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
21 SECONDS.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 20 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
PMZ123-272130-
OFFSHORE GALAPAGOS ISLANDS-
217 AM PDT MON OCT 27 2025
TODAY
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W SWELL.
PERIOD 16 SECONDS.
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW
SWELL. PERIOD 15 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO NW
SWELL. PERIOD 17 SECONDS.
TUE NIGHT
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN NW SWELL.
PERIOD 17 SECONDS.
WED
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NW SWELL.
PERIOD 16 SECONDS.
WED NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W TO
NW SWELL. PERIOD 19 SECONDS.
THU
SE TO S WINDS 10 KT. SEAS 6 TO 9 FT IN SW TO W SWELL.
PERIOD 18 SECONDS.
THU NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 18 SECONDS.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 17 SECONDS.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 16 SECONDS.
FORECASTER DELGADO
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