508
FZPN28 KNHC 180847
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
147 AM PDT MON AUG 18 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.
PMZ101-182100-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
147 AM PDT MON AUG 18 2025
SYNOPSIS
LIGHT TO GENTLE WINDS WILL PREVAIL ACROSS THE WATERS
NORTH OF 05N THROUGH THE WEEK WHILE GENTLE TO MODERATE WINDS ARE
EXPECTED SOUTH OF 05N. CROSS- EQUATORIAL SOUTHERLY SWELL WILL
PROPAGATE ACROSS THE REGIONAL WATERS, KEEPING SEAS IN THE
MODERATE RANGE, EXCEPT IN THE LEE OF THE GALAPAGOS ISLANDS WHERE
SLIGHT SEAS ARE EXPECTED.
PMZ111-182100-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
147 AM PDT MON AUG 18 2025
TODAY
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO
SW SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO
SW SWELL. PERIOD 16 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S
TO SW SWELL. PERIOD 15 SECONDS.
WED
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S
TO SW SWELL. PERIOD 14 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S
TO SW SWELL. PERIOD 15 SECONDS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S SWELL.
PERIOD 15 SECONDS.
FRI NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S
SWELL. PERIOD 14 SECONDS.
PMZ113-182100-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
147 AM PDT MON AUG 18 2025
TODAY
NW TO N WINDS 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW SWELL. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 16 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE DAY.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S
TO SW SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE NIGHT.
WED
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
THU
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU NIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
14 SECONDS.
FRI
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
14 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
14 SECONDS.
PMZ115-182100-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
147 AM PDT MON AUG 18 2025
TODAY
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
TUE
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW 10 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT IN S SWELL. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO
SW SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE NIGHT.
WED
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
14 SECONDS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S SWELL. PERIOD
13 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW 10 TO 15 KT ELSEWHERE. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 15 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
14 SECONDS.
FRI NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S
SWELL. PERIOD 13 SECONDS.
PMZ117-182100-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
147 AM PDT MON AUG 18 2025
TODAY
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND W
10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 17 SECONDS. SCATTERED
SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.
TUE
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW TO W
10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
16 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND
SW TO W 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
WED
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
THU
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ119-182100-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
147 AM PDT MON AUG 18 2025
TODAY
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD
16 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
TUE NIGHT
S TO SW WINDS 15 KT. SEAS 5 TO 7 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 6 TO 8 FT IN S TO
SW SWELL. PERIOD 13 SECONDS.
THU
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 15 SECONDS.
FRI
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 15 SECONDS.
FRI NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
PMZ121-182100-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
147 AM PDT MON AUG 18 2025
TODAY
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 16 SECONDS.
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 16 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
13 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 13 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
14 SECONDS.
THU NIGHT
S WINDS 15 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
14 SECONDS.
FRI
S WINDS 15 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
14 SECONDS.
FRI NIGHT
S WINDS 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
14 SECONDS.
PMZ123-182100-
OFFSHORE GALAPAGOS ISLANDS-
147 AM PDT MON AUG 18 2025
TODAY
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
16 SECONDS.
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 15 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 15 SECONDS.
TUE NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S
SWELL. PERIOD 14 SECONDS.
WED
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 12 SECONDS.
WED NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 13 SECONDS.
THU
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 14 SECONDS.
THU NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S
SWELL. PERIOD 13 SECONDS.
FRI
SE TO S WINDS 15 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
12 SECONDS.
FRI NIGHT
SE TO S WINDS 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 12 SECONDS.
FORECASTER CHRISTENSEN
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page