864
FZPN28 KNHC 131635
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
935 AM PDT SAT SEP 13 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.
PMZ101-140445-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
935 AM PDT SAT SEP 13 2025
SYNOPSIS
A LONG-PERIOD SOUTHERN HEMISPHERE SWELL WILL MOVE
THROUGH THE CENTRAL AND SOUTH AMERICAN WATERS THIS WEEKEND,
LEADING TO ROUGH SEAS OFFSHORE OF ECUADOR BY THIS EVENING, AND
OFFSHORE OF COLOMBIA THROUGH COSTA RICA SUN INTO EARLY NEXT WEEK.
SEAS WILL SLOWLY SUBSIDE REGION-WIDE MON INTO TUE, THOUGH
ADDITIONAL ROUGH SEAS WILL BE POSSIBLE BETWEEN THE GALAPAGOS
ISLANDS AND ECUADOR AROUND MIDWEEK. OTHERWISE, MODERATE TO
OCCASIONALLY FRESH S TO SW WINDS WILL PREVAIL SOUTH OF THE
MONSOON TROUGH THROUGH NEXT WEEK. LOOKING AHEAD, OCCASIONAL
MODERATE TO FRESH NE GAP WINDS WILL BE POSSIBLE IN THE GULF OF
PAPAGAYO BY THE MIDDLE OF NEXT WEEK.
PMZ111-140445-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
935 AM PDT SAT SEP 13 2025
TODAY
VARIABLE WINDS LESS THAN 5 KT IN THE AFTERNOON. SEAS
3 TO 5 FT IN S TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS
AND ISOLATED TSTMS THROUGH THE DAY.
TONIGHT
E 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
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE DAY.
SUN NIGHT
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
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
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
15 SECONDS.
TUE NIGHT
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
14 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
PMZ113-140445-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
935 AM PDT SAT SEP 13 2025
TODAY
SE TO S WINDS 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT IN
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF
PAPAGAYO, AND SE TO S 10 KT ELSEWHERE. 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 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
SUN NIGHT
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
MON
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
MON NIGHT
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TUE
NE WINDS 10 TO 15 KT IN THE GULF OF PAPAGAYO, AND SW TO W
WINDS 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
15 SECONDS.
TUE NIGHT
NE TO E WINDS 10 TO 20 KT IN THE GULF OF PAPAGAYO,
AND W WINDS 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED
W TO NW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED NIGHT
W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ115-140445-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
935 AM PDT SAT SEP 13 2025
TODAY
SW WINDS 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT IN S TO
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE DAY.
TONIGHT
SW TO W 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
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 6 TO 8 FT IN S TO SW SWELL. PERIOD 19 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
SUN NIGHT
SW TO W WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
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 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
WED
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
PMZ117-140445-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
935 AM PDT SAT SEP 13 2025
TODAY
SW TO W WINDS 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT IN
SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE DAY.
TONIGHT
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
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING
SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 TO 15 KT.
SEAS 6 TO 9 FT IN SW SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS
AND ISOLATED TSTMS THROUGH THE DAY.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
MON
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 17 SECONDS.
MON NIGHT
SW TO W WINDS 10 TO 15 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 WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 15 SECONDS.
WED
SW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL. PERIOD
14 SECONDS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 14 SECONDS.
PMZ119-140445-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
935 AM PDT SAT SEP 13 2025
TODAY
SW WINDS 10 TO 15 KT IN THE AFTERNOON. SEAS 5 TO 7 FT
IN SW SWELL. PERIOD 14 SECONDS.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 19 SECONDS.
SUN
SW TO W WINDS 10 KT GULF OF GUAYAQUIL, AND S TO SW 15 TO
20 KT ELSEWHERE. SEAS 6 TO 9 FT IN SW SWELL. PERIOD 19 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 17 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 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED
SW TO W WINDS 10 KT GULF OF GUAYAQUIL, AND S TO SW 15 TO
20 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
14 SECONDS.
WED NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 13 SECONDS.
PMZ121-140445-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
935 AM PDT SAT SEP 13 2025
TODAY
S TO SW WINDS 10 KT IN THE AFTERNOON. SEAS 5 TO 7 FT IN
S TO SW SWELL. PERIOD 17 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 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 18 SECONDS.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
MON
S WINDS 10 TO 15 KT. SEAS 6 TO 9 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 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
PMZ123-140445-
OFFSHORE GALAPAGOS ISLANDS-
935 AM PDT SAT SEP 13 2025
TODAY
S WINDS 10 TO 15 KT IN THE AFTERNOON. SEAS 6 TO 8 FT IN
S TO SW SWELL. PERIOD 19 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW
SWELL. PERIOD 19 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO SW
SWELL. PERIOD 18 SECONDS.
SUN NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 16 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.
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.
WED
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
FORECASTER ADAMS
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