422
FZPN28 KNHC 151610
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
910 AM PDT SAT AUG 15 2026
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.
PMZ101-160415-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
910 AM PDT SAT AUG 15 2026
SYNOPSIS
THE PRESSURE GRADIENT BETWEEN HIGH PRESSURE OVER THE
WESTERN CARIBBEAN AND RELATIVELY LOWER PRESSURE OVER CENTRAL
AMERICA WILL LEAD TO FRESH TO STRONG NORTHEAST TO EAST GAP WINDS
OVER THE GULF OF PAPAGAYO REGION THROUGH SUN NIGHT BEFORE
WEAKENING EARLY NEXT WEEK WITH WINDS DIMINISHING TO MODERATE TO
FRESH THERE. MODERATE TO FRESH SOUTHERLY WINDS WILL PULSE SOUTH
OF THE MONSOON TROUGH THROUGH MON. LARGE SOUTHERLY SWELL WILL
IMPACT THE WATERS MAINLY FROM ECUADOR TO THE GALAPAGOS ISLANDS
THROUGH THE NEXT SEVERAL DAYS, LARGEST EXPECTED BY AROUND THE
MIDDLE PORTION OF THE UPCOMING WEEK.
PMZ111-160415-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
910 AM PDT SAT AUG 15 2026
TODAY
N TO NE WINDS 10 KT, SHIFTING TO W TO NW IN THE
AFTERNOON. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS E AND S PORTIONS.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT
LATE. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SUN
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
SUN NIGHT
N WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
MON
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
MON NIGHT
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
TUE
E WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
14 SECONDS.
TUE NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
WED
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 13 SECONDS.
PMZ113-160415-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
910 AM PDT SAT AUG 15 2026
TODAY
NE WINDS 15 TO 20 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
TONIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
SUN
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN E TO SE
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.
MON
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.
MON NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
TUE
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
TUE NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
WED
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
WED NIGHT
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
13 SECONDS.
PMZ115-160415-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
910 AM PDT SAT AUG 15 2026
TODAY
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN
5 KT, BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, SW
WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
16 SECONDS. WINDS AND SEAS HIGHER IN AND NEAR SCATTERED TO
NUMEROUS SHOWERS AND THUNDERSTORMS.
TONIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 16 SECONDS. SCATTERED TO NUMEROUS SHOWERS AND
THUNDERSTORMS.
SUN
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, SW TO W
WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
15 SECONDS. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD
14 SECONDS. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS.
MON
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 12 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND S TO SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 12 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 12 SECONDS.
WED
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND S TO SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 12 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 TO
SW SWELL. PERIOD 12 SECONDS.
PMZ117-160415-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
910 AM PDT SAT AUG 15 2026
TODAY
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 17 SECONDS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
TONIGHT
W WINDS 10 KT GULF OF PANAMA, AND SW 15 TO 20 KT
ELSEWHERE. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 16 SECONDS.
SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS.
SUN
SW WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.
SUN NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND THUNDERSTORMS.
MON
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 13 SECONDS.
MON NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 13 SECONDS.
TUE
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 14 SECONDS.
TUE NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 14 SECONDS.
WED
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND W 10 KT
ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 14 SECONDS.
WED NIGHT
W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
PMZ119-160415-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
910 AM PDT SAT AUG 15 2026
TODAY
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO
SW WINDS 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD 16 SECONDS.
TONIGHT
GULF OF GUAYAQUIL, SW WINDS 15 TO 20 KT, DIMINISHING
TO 10 KT LATE. ELSEWHERE, S TO SW WINDS 15 TO 20 KT.
SEAS 6 TO 8 FT IN SW SWELL. PERIOD 15 SECONDS.
SUN
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 14 SECONDS.
MON
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 13 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 13 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 14 SECONDS.
TUE NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 13 SECONDS.
WED
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 13 SECONDS.
WED NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 12 SECONDS.
PMZ121-160415-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
910 AM PDT SAT AUG 15 2026
TODAY
S WINDS 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
15 SECONDS.
TONIGHT
S WINDS 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
14 SECONDS.
SUN
S WINDS 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 14 SECONDS.
MON
S WINDS 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
12 SECONDS.
MON NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 12 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 12 SECONDS.
TUE NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 12 SECONDS.
WED
SE TO S WINDS 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 11 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S SWELL.
PERIOD 11 SECONDS.
PMZ123-160415-
OFFSHORE GALAPAGOS ISLANDS-
910 AM PDT SAT AUG 15 2026
TODAY
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
TONIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
MON
SE TO S WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 12 SECONDS.
MON NIGHT
SE TO S WINDS 15 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 12 SECONDS.
TUE
SE TO S WINDS 15 KT. SEAS 6 TO 9 FT IN S SWELL. PERIOD
12 SECONDS.
TUE NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN S
SWELL. PERIOD 10 SECONDS.
WED
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S SWELL.
PERIOD 10 SECONDS.
WED NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S
SWELL. PERIOD 10 SECONDS.
FORECASTER AGUIRRE
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