603
FZPN28 KNHC 102254
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
354 PM PDT WED SEP 10 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.
PMZ101-111100-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
354 PM PDT WED SEP 10 2025
SYNOPSIS
MODERATE TO OCCASIONALLY FRESH SE TO SW WINDS WILL
OCCUR OVER THE GUATEMALA WATERS THROUGH TONIGHT AS A TROPICAL
WAVE AND ASSOCIATED LOW PRESSURE SYSTEM, EP95, LOCATED ALONG
96.5W MOVES WESTWARD. ELSEWHERE, MODERATE NE TO E GAP WINDS WILL
PULSE IN THE GULF OF PAPAGAYO THU INTO FRI. MODERATE TO
OCCASIONALLY FRESH SE TO SW WINDS WILL PREVAIL SOUTH OF THE
MONSOON TROUGH THROUGH THIS WEEKEND. LOOKING AHEAD, A LONG-PERIOD
SOUTHERN HEMISPHERE SWELL WILL MOVE THROUGH THE REGIONAL WATERS
THIS WEEKEND, LEADING TO ROUGH SEAS OFFSHORE OF SOUTH AMERICA
THIS WEEKEND, AND OVER THE CENTRAL AMERICA WATERS BY EARLY NEXT
WEEK.
PMZ111-111100-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
354 PM PDT WED SEP 10 2025
TONIGHT
SW TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
THU
NW TO N WINDS 10 KT IN THE MORNING, BECOMING VARIABLE
WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN SW
SWELL. PERIOD 15 SECONDS.
FRI
NE WINDS 10 KT, SHIFTING TO E TO SE IN THE AFTERNOON.
SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
FRI NIGHT
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
SAT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SAT NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S
TO SW SWELL. PERIOD 14 SECONDS.
SUN
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
SUN NIGHT
SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
MON
SE TO S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
MON NIGHT
SE WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
PMZ113-111100-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
354 PM PDT WED SEP 10 2025
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
THU
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND
NE 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
THU NIGHT
N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
15 SECONDS.
FRI
NE WINDS 10 TO 15 KT, SHIFTING TO SE IN THE AFTERNOON.
SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
SAT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
SAT NIGHT
VARIABLE WINDS LESS THAN 5 KT OFFSHORE GULF OF
PAPAGAYO, AND S 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 14 SECONDS.
SUN
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 18 SECONDS.
MON
S TO SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
MON NIGHT
SW WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
PMZ115-111100-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
354 PM PDT WED SEP 10 2025
TONIGHT
NEAR THE AZUERO PENINSULA, W TO NW WINDS 10 KT IN THE
EVENING, BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, W
WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
THU
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
THU NIGHT
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
FRI
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, SW WINDS 10 KT.
SEAS 4 TO 6 FT IN S TO SW SWELL. PERIOD 15 SECONDS. SCATTERED
SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
FRI NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
SUN
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 KT ELSEWHERE. SEAS 6 TO 8 FT IN S TO SW SWELL. PERIOD
16 SECONDS.
SUN NIGHT
SW TO W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 18 SECONDS.
MON
SW WINDS 10 KT. SEAS 6 TO 9 FT IN S TO SW SWELL. PERIOD
16 SECONDS.
MON NIGHT
W WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
PMZ117-111100-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
354 PM PDT WED SEP 10 2025
TONIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE NIGHT.
THU
SW TO W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
THU NIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
NIGHT.
FRI
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
FRI NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 15 SECONDS.
SAT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
SAT NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 14 SECONDS.
SUN
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL. PERIOD
16 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 17 SECONDS.
MON
SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
MON NIGHT
W WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
PMZ119-111100-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
354 PM PDT WED SEP 10 2025
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS.
THU
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
FRI
GULF OF GUAYAQUIL, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 TO 15 KT IN THE AFTERNOON. ELSEWHERE, SW
WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. PERIOD 15 SECONDS.
FRI NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 14 SECONDS.
SAT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 13 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 16 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 18 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 16 SECONDS.
MON
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW
SWELL. PERIOD 15 SECONDS.
PMZ121-111100-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
354 PM PDT WED SEP 10 2025
TONIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S SWELL.
PERIOD 14 SECONDS.
THU
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
15 SECONDS.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 15 SECONDS.
FRI
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
15 SECONDS.
FRI NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 14 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
SAT NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 16 SECONDS.
SUN
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.
PERIOD 17 SECONDS.
SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
MON
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
PMZ123-111100-
OFFSHORE GALAPAGOS ISLANDS-
354 PM PDT WED SEP 10 2025
TONIGHT
SE TO S WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
THU
SE TO S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
THU NIGHT
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
FRI
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
FRI NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 12 SECONDS.
SAT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 14 SECONDS.
SAT NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
SUN
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
SUN NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN S TO
SW SWELL. PERIOD 15 SECONDS.
MON
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 6 TO 8 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
FORECASTER ADAMS
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