348
FZPN28 KNHC 232235
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
335 PM PDT SAT AUG 23 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.
PMZ101-241045-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
335 PM PDT SAT AUG 23 2025
SYNOPSIS
A LONG-PERIOD SOUTHERN HEMISPHERE SWELL WILL LEAD TO
ROUGH SEAS OFFSHORE OF ECUADOR TODAY, AND OFFSHORE OF COLOMBIA
AND MUCH OF CENTRAL AMERICA BY EARLY NEXT WEEK. VERY ROUGH SEAS
WILL BE POSSIBLE SOUTH OF THE EQUATOR OFFSHORE OF ECUADOR SUN
MORNING INTO EARLY MON. SEAS WILL SLOWLY SUBSIDE THROUGH THE
MIDDLE OF NEXT WEEK. ELSEWHERE, MODERATE TO FRESH NE TO E GAP
WINDS ARE EXPECTED IN THE GULF OF PAPAGAYO THROUGH EARLY NEXT
WEEK, WITH WINDS INCREASING TO STRONG SPEEDS BY MIDWEEK.
PMZ111-241045-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
335 PM PDT SAT AUG 23 2025
TONIGHT
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL.
PERIOD 21 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
SUN
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
21 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
SUN NIGHT
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 8 FT IN S SWELL.
PERIOD 16 SECONDS.
TUE
NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 15 SECONDS.
TUE NIGHT
NE TO E WINDS 10 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 14 SECONDS.
WED
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
13 SECONDS.
WED NIGHT
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD
13 SECONDS.
THU
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S SWELL.
PERIOD 12 SECONDS.
THU NIGHT
E TO SE WINDS 10 KT. SEAS 4 TO 6 FT IN SE TO S
SWELL. PERIOD 11 SECONDS.
PMZ113-241045-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
335 PM PDT SAT AUG 23 2025
TONIGHT
E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND S
10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT IN S SWELL. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
SUN
E TO SE WINDS 10 TO 20 KT, SHIFTING TO S TO SW IN THE
AFTERNOON. SEAS 4 TO 6 FT. PERIOD 21 SECONDS. SCATTERED SHOWERS
AND ISOLATED TSTMS THROUGH THE DAY.
SUN NIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 20 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
MON
E WINDS 10 TO 15 KT OFFSHORE GULF OF PAPAGAYO, N WINDS 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 WINDS 15 TO 25 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 16 SECONDS.
TUE
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 14 SECONDS.
TUE NIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 14 SECONDS.
WED
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT IN S SWELL. PERIOD 13
SECONDS.
WED NIGHT
SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
THU
SE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
THU NIGHT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
PMZ115-241045-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
335 PM PDT SAT AUG 23 2025
TONIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD
14 SECONDS. SCATTERED 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 TO W
WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
20 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
SUN NIGHT
NEAR THE AZUERO PENINSULA, W TO NW WINDS 10 KT IN
THE EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE,
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 NEAR THE AZUERO
PENINSULA, AND W TO NW 10 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO
SW SWELL. PERIOD 16 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 14 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND S TO 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 4 TO 6 FT IN S
SWELL. PERIOD 12 SECONDS.
THU
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
12 SECONDS.
THU 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
SWELL. PERIOD 11 SECONDS.
PMZ117-241045-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
335 PM PDT SAT AUG 23 2025
TONIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS. SCATTERED 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 TO W WINDS 10 TO
15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD 20 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
SUN NIGHT
W WINDS 10 TO 15 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 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 TO 15 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND SW
10 TO 15 KT ELSEWHERE. SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD
15 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 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 5 TO 7 FT IN S TO SW
SWELL. PERIOD 11 SECONDS.
PMZ119-241045-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
335 PM PDT SAT AUG 23 2025
TONIGHT
W TO NW WINDS 10 KT GULF OF GUAYAQUIL, AND S TO SW
15 TO 20 KT ELSEWHERE. SEAS 7 TO 10 FT IN S TO SW SWELL. PERIOD
19 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 8 TO 12 FT IN S TO SW
SWELL. PERIOD 19 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 8 TO 12 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 14 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 13 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 5 TO 7 FT IN S
SWELL. PERIOD 14 SECONDS.
PMZ121-241045-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
335 PM PDT SAT AUG 23 2025
TONIGHT
SE TO S WINDS 15 TO 20 KT. SEAS 7 TO 11 FT IN S TO SW
SWELL. PERIOD 19 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S TO SW
SWELL. PERIOD 19 SECONDS.
SUN NIGHT
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 7 TO 11 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 13 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 13 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 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD 10 SECONDS.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S SWELL.
PERIOD 14 SECONDS.
PMZ123-241045-
OFFSHORE GALAPAGOS ISLANDS-
335 PM PDT SAT AUG 23 2025
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN S
SWELL. PERIOD 19 SECONDS.
SUN
SE WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN S SWELL. PERIOD
19 SECONDS.
SUN NIGHT
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 7 TO 11 FT IN S SWELL. PERIOD
15 SECONDS.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S SWELL.
PERIOD 13 SECONDS.
TUE
SE 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 6 TO 8 FT IN S
SWELL. PERIOD 14 SECONDS.
FORECASTER ADAMS
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