700
FZPN28 KNHC 232156
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
256 PM PDT SUN AUG 23 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.
PMZ101-241000-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
256 PM PDT SUN AUG 23 2026
SYNOPSIS
HIGH PRESSURE WILL PERSIST OVER THE EASTERN GULF
OF AMERICA AND NORTHWESTERN CARIBBEAN LEADING TO FRESH NE TO E
GAP WINDS PULSING TO STRONG SPEEDS OVER THE PAPAGAYO REGION EACH
EVENING AND NIGHT THROUGH WED NIGHT. MODERATE TO FRESH WINDS
EXTENDING WELL DOWNWIND OF PAPAGAYO WILL IMPACT THE OUTER WATERS
OFFSHORE OF EL SALVADOR AND GUATEMALA THROUGH THE MIDDLE OF THE
WEEK. SOUTH OF THE MONSOON TROUGH, GENTLE TO LOCALLY MODERATE
WINDS WILL PERSIST THROUGH WED NIGHT. ADDITIONAL PULSES OF LONG
PERIOD SW SWELL WILL CONTINUE TO PROPAGATE ACROSS THE AREA WITH
MODERATE TO LOCALLY ROUGH SEAS.
PMZ111-241000-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
256 PM PDT SUN AUG 23 2026
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SE
SWELL. PERIOD 11 SECONDS.
MON
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN E TO SE SWELL.
PERIOD 10 SECONDS.
MON NIGHT
NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN E TO SE
SWELL. PERIOD 11 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
TUE
NE WINDS 10 TO 15 KT, SHIFTING TO SE IN THE AFTERNOON.
SEAS 5 TO 7 FT. PERIOD 16 SECONDS. SCATTERED SHOWERS AND
ISOLATED TSTMS THROUGH THE DAY.
TUE NIGHT
E WINDS 10 KT. SEAS 4 TO 6 FT IN E TO SE SWELL.
PERIOD 12 SECONDS.
WED
NE WINDS 10 KT. SEAS 4 TO 6 FT IN E TO SE SWELL. PERIOD
12 SECONDS.
WED NIGHT
N TO NE WINDS 10 KT. SEAS 4 TO 6 FT IN E TO SE
SWELL. PERIOD 10 SECONDS.
THU
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SE SWELL.
PERIOD 12 SECONDS.
THU NIGHT
E WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. PERIOD
13 SECONDS.
FRI
E WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. PERIOD 14 SECONDS.
FRI NIGHT
E TO SE WINDS 25 TO 30 KT. SEAS 6 TO 8 FT. PERIOD
16 SECONDS.
PMZ113-241000-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
256 PM PDT SUN AUG 23 2026
TONIGHT
E TO SE WINDS 20 TO 25 KT. SEAS 7 TO 10 FT IN SE
SWELL. PERIOD 11 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
MON
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF PAPAGAYO, AND
NE TO E 15 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT IN E SWELL. PERIOD
10 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
MON NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E
SWELL. PERIOD 13 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
TUE
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF PAPAGAYO, AND
NE TO E 15 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT IN NE TO E SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TUE NIGHT
NE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. PERIOD
12 SECONDS.
WED
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD 12 SECONDS.
WED NIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 8 FT. PERIOD
12 SECONDS.
THU
E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT IN E SWELL. PERIOD
12 SECONDS.
THU NIGHT
E TO SE WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN SE
SWELL. PERIOD 13 SECONDS.
FRI
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 12 SECONDS.
FRI NIGHT
NE TO E WINDS 25 KT OFFSHORE GULF OF PAPAGAYO, AND
NE TO E 15 TO 20 KT ELSEWHERE. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 14 SECONDS.
PMZ115-241000-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
256 PM PDT SUN AUG 23 2026
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN S
SWELL. PERIOD 10 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING SW 10 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT IN S SWELL. PERIOD 9 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
MON NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
TUE
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.
TUE NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
WED
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.
WED NIGHT
SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW TO W 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD
7 SECONDS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 11 SECONDS.
FRI NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 14 SECONDS.
PMZ117-241000-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
256 PM PDT SUN AUG 23 2026
TONIGHT
W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 10 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE NIGHT.
MON
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 17 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
MON NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
17 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
TUE
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD 16 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
TUE NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
13 SECONDS.
WED
SW TO W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
12 SECONDS.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
12 SECONDS.
THU
SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 13 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT GULF OF PANAMA, AND
SW TO W 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 13 SECONDS.
FRI NIGHT
W TO NW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 17 SECONDS.
PMZ119-241000-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
256 PM PDT SUN AUG 23 2026
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
17 SECONDS.
MON
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, S TO SW
WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD 17 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
TUE
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
TUE NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
WED
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
WED NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
THU
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
16 SECONDS.
FRI NIGHT
SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
16 SECONDS.
PMZ121-241000-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
256 PM PDT SUN AUG 23 2026
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
17 SECONDS.
MON
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 17 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
WED NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
THU
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
THU NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
FRI
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
16 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 16 SECONDS.
PMZ123-241000-
OFFSHORE GALAPAGOS ISLANDS-
256 PM PDT SUN AUG 23 2026
TONIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
MON
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
16 SECONDS.
TUE
SE TO S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 13 SECONDS.
THU
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
THU NIGHT
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 14 SECONDS.
FRI
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
13 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
FORECASTER GR
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