586
FZPN28 KNHC 162129
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
229 PM PDT TUE SEP 16 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.
PMZ101-170930-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
229 PM PDT TUE SEP 16 2025
SYNOPSIS
ROUGH SEAS OVER THE REGIONAL WATERS WILL SUBSIDE
THROUGH WED, EXCEPT MAY PERSIST OFFSHORE OFFSHORE OF COLOMBIA
THROUGH COSTA RICA INTO EARLY THU. MODERATE TO FRESH NE GAP WINDS
WILL PULSE IN THE GULF OF PAPAGAYO THROUGH MIDWEEK. MODERATE TO
LOCALLY FRESH S TO SW WINDS ARE EXPECTED SOUTH OF THE MONSOON
TROUGH MIDWEEK, WITH MODERATE OR WEAKER WINDS ELSEWHERE AND
OTHERWISE.
PMZ111-170930-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
229 PM PDT TUE SEP 16 2025
TONIGHT
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
WED
NW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW
10 KT LATE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
THU
E WINDS 10 KT, SHIFTING TO SE TO S IN THE AFTERNOON.
SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 14 SECONDS. SCATTERED
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
THU NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
FRI
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
13 SECONDS.
FRI NIGHT
SE WINDS 10 KT. SEAS 3 TO 5 FT. 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
13 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
PMZ113-170930-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
229 PM PDT TUE SEP 16 2025
TONIGHT
W WINDS 10 TO 20 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.
WED
NW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
WED NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
THU
NE WINDS 10 KT, SHIFTING TO S IN THE AFTERNOON. SEAS
4 TO 6 FT IN S TO SW SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS
AND ISOLATED TSTMS THROUGH THE DAY.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
SUN
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
PMZ115-170930-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
229 PM PDT TUE SEP 16 2025
TONIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 15 SECONDS. SCATTERED TSTMS.
WED
SW TO W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS. SCATTERED TSTMS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS
THROUGH THE NIGHT.
THU
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS. SCATTERED TSTMS THROUGH THE DAY.
THU NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
FRI
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
13 SECONDS.
FRI NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SUN
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
PMZ117-170930-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
229 PM PDT TUE SEP 16 2025
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
WED
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
15 SECONDS. SCATTERED TSTMS THROUGH THE DAY.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 14 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS THROUGH
THE NIGHT.
THU
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS THROUGH THE
DAY.
THU NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
FRI
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
PMZ119-170930-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
229 PM PDT TUE SEP 16 2025
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
WED
S TO SW WINDS 10 TO 15 KT. 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 14 SECONDS.
THU
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW WINDS
10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD 13 SECONDS.
THU NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
12 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
PMZ121-170930-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
229 PM PDT TUE SEP 16 2025
TONIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 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 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
THU
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
THU NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 12 SECONDS.
FRI
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 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
13 SECONDS.
SUN
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
12 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 12 SECONDS.
PMZ123-170930-
OFFSHORE GALAPAGOS ISLANDS-
229 PM PDT TUE SEP 16 2025
TONIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
THU
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
SUN NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
FORECASTER LEWITSKY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page