107
FZPN28 KNHC 242300
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
400 PM PDT SUN AUG 24 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.
PMZ101-251100-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
400 PM PDT SUN AUG 24 2025
SYNOPSIS
A LONG-PERIOD, CROSS-EQUATORIAL SWELL WILL PROPAGATE
NORTHWARD OVER THE NEXT SEVERAL DAYS, PRODUCING ROUGH SEAS OVER
THE ECUADOR WATERS TODAY, WITH ROUGH SEAS REACHING THE CENTRAL
AMERICAN WATERS ON MON. VERY ROUGH SEAS OVER 12 FT ARE LIKELY
SOUTH OF THE EQUATOR INTO EARLY MON. SEAS WILL SLOWLY SUBSIDE
THROUGH MIDWEEK. ELSEWHERE, FRESH E TO NE GAP WINDS WILL PULSE IN
THE GULF OF PAPAGAYO THROUGH MON MORNING, WITH STRONG WINDS AND
LOCALLY ROUGH SEAS DEVELOPING MON AFTERNOON AND CONTINUING
THROUGH WED.
PMZ111-251100-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
400 PM PDT SUN AUG 24 2025
TONIGHT
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
20 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
MON
E TO SE WINDS 10 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
MON NIGHT
NE TO E WINDS 10 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
TUE
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 16 SECONDS.
TUE NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 14 SECONDS.
WED
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL. PERIOD
13 SECONDS.
WED NIGHT
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 13 SECONDS.
THU
SE WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S SWELL. PERIOD
12 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SE
TO S SWELL. PERIOD 11 SECONDS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SE TO S
SWELL. PERIOD 15 SECONDS.
FRI NIGHT
SE WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
17 SECONDS.
PMZ113-251100-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
400 PM PDT SUN AUG 24 2025
TONIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 20 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
MON
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND
N TO NE 10 TO 15 KT ELSEWHERE. SEAS 6 TO 8 FT IN S SWELL. PERIOD
19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
MON NIGHT
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF
PAPAGAYO, AND NE 15 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
TUE
NE TO E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TUE NIGHT
E TO SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 14 SECONDS.
WED
E TO SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 13 SECONDS.
WED NIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL.
PERIOD 12 SECONDS.
THU
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL.
PERIOD 11 SECONDS.
FRI
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
15 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
PMZ115-251100-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
400 PM PDT SUN AUG 24 2025
TONIGHT
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
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND W 10 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO SW SWELL. PERIOD
18 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 7 TO 10 FT IN S
TO SW SWELL. PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE NIGHT.
TUE
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT.
VARIABLE WINDS LESS THAN 5 KT IN THE MORNING. ELSEWHERE, S TO SW
WINDS 10 KT IN THE AFTERNOON. SEAS 6 TO 9 FT IN S SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
TUE NIGHT
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.
WED
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND S TO SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S SWELL. PERIOD
13 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
SWELL. PERIOD 12 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 KT ELSEWHERE. SEAS 5 TO 7 FT IN S SWELL. PERIOD
12 SECONDS.
THU NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 11 SECONDS.
FRI
SW WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
15 SECONDS.
FRI NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
PMZ117-251100-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
400 PM PDT SUN AUG 24 2025
TONIGHT
W WINDS 10 KT. SEAS 7 TO 10 FT IN S TO SW SWELL.
PERIOD 19 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
MON
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING
SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO W WINDS 10 KT.
SEAS 7 TO 11 FT IN S TO SW SWELL. PERIOD 18 SECONDS. SCATTERED
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND
SW 10 KT ELSEWHERE. SEAS 7 TO 11 FT IN S TO SW SWELL. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
TUE
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT, BECOMING W
10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 TO 15 KT. SEAS
6 TO 9 FT IN S TO SW SWELL. PERIOD 16 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND
SW 10 TO 15 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
WED
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 13 SECONDS.
THU
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 11 SECONDS.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
11 SECONDS.
FRI
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 17 SECONDS.
PMZ119-251100-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
400 PM PDT SUN AUG 24 2025
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S TO SW
SWELL. PERIOD 18 SECONDS.
MON
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, S TO SW
WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S TO SW SWELL. PERIOD
16 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S TO
SW SWELL. PERIOD 15 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
TUE NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 13 SECONDS.
WED
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 12 SECONDS.
WED NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S
SWELL. PERIOD 11 SECONDS.
THU
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 11 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
FRI
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 18 SECONDS.
FRI NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 17 SECONDS.
PMZ121-251100-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
400 PM PDT SUN AUG 24 2025
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S TO SW
SWELL. PERIOD 17 SECONDS.
MON
SE TO S WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S SWELL.
PERIOD 16 SECONDS.
MON NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S
SWELL. PERIOD 15 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S SWELL. PERIOD
14 SECONDS.
TUE NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 12 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S SWELL.
PERIOD 11 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S
SWELL. PERIOD 10 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S SWELL.
PERIOD 10 SECONDS.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
PMZ123-251100-
OFFSHORE GALAPAGOS ISLANDS-
400 PM PDT SUN AUG 24 2025
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S SWELL.
PERIOD 17 SECONDS.
MON
SE WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S SWELL. PERIOD
15 SECONDS.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN SE TO S
SWELL. PERIOD 14 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SE TO S
SWELL. PERIOD 13 SECONDS.
TUE NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SE TO
S SWELL. PERIOD 12 SECONDS.
WED
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S
SWELL. PERIOD 11 SECONDS.
WED NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO
S SWELL. PERIOD 10 SECONDS.
THU
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE TO S
SWELL. PERIOD 12 SECONDS.
THU NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S
SWELL. PERIOD 14 SECONDS.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 15 SECONDS.
FORECASTER ADAMS
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