686
FZPN28 KNHC 170254
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
654 PM PST TUE DEC 16 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.
PMZ101-171500-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
654 PM PST TUE DEC 16 2025
SYNOPSIS
BUILDING HIGH PRESSURE N OF THE CARIBBEAN AND LOWER
PRESSURES NEAR THE MONSOON TROUGH WILL SUPPORT PULSING FRESH TO
STRONG EASTERLY TRADE WINDS AND MODERATE SEAS ACROSS THE GULF OF
PAPAGAYO THROUGH WED MORNING, THEN MODERATE TO FRESH THROUGH
FRI, THEN FRESH TO STRONG AGAIN FRI NIGHT INTO NEXT WEEKEND.
ROUGH SEAS IN THE FAR OFFSHORE WATERS OF GUATEMALA WILL SUBSIDE
TONIGHT. MODERATE TO FRESH NORTHERLY WINDS WILL PULSE IN THE
GULF OF PANAMA THIS WEEK. GENTLE TO MODERATE WINDS AND SLIGHT TO
MODERATE SEAS WILL PREVAIL ELSEWHERE.
PMZ111-171500-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
654 PM PST TUE DEC 16 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT
LATE. SEAS 6 TO 8 FT IN NW SWELL. PERIOD 14 SECONDS.
SCATTERED SHOWERS THROUGH THE NIGHT.
WED
NE WINDS 10 KT. SEAS 4 TO 6 FT IN NW SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.
WED NIGHT
E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SCATTERED SHOWERS THROUGH THE NIGHT.
THU
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.
THU NIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FRI
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SAT
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SAT NIGHT
NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SUN
NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
11 SECONDS.
PMZ113-171500-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
654 PM PST TUE DEC 16 2025
TONIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
WED
E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD 14 SECONDS.
WED NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
THU
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
SCATTERED SHOWERS THROUGH THE DAY.
THU NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND
NE 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
NE TO E WINDS 20 TO 25 KT OFFSHORE GULF OF
PAPAGAYO, AND NE 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD
12 SECONDS.
SAT
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD 11 SECONDS.
SAT NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
11 SECONDS.
SUN
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
10 SECONDS.
SUN NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
10 SECONDS.
PMZ115-171500-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
654 PM PST TUE DEC 16 2025
TONIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND SW 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
WED
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 3 TO 5 FT. PERIOD 14 SECONDS. SCATTERED
SHOWERS THROUGH THE DAY.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
THU
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING W 10 KT IN THE AFTERNOON. ELSEWHERE, SW TO W WINDS
10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS. SCATTERED
SHOWERS THROUGH THE DAY.
THU NIGHT
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO
PENINSULA, AND W 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW 10 KT ELSEWHERE. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SAT NIGHT
NW WINDS 10 KT NEAR THE AZUERO PENINSULA, AND
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 3 TO 5 FT IN S SWELL.
PERIOD 11 SECONDS.
SUN
NW TO N WINDS 10 KT NEAR THE AZUERO PENINSULA, AND
VARIABLE LESS THAN 5 KT ELSEWHERE. SEAS 2 TO 4 FT. PERIOD
11 SECONDS.
SUN NIGHT
W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 10 SECONDS.
PMZ117-171500-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
654 PM PST TUE DEC 16 2025
TONIGHT
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD
15 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
WED
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.
WED NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
THU
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
SCATTERED SHOWERS THROUGH THE DAY.
THU NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FRI
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SAT NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SUN
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SUN NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
PMZ119-171500-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
654 PM PST TUE DEC 16 2025
TONIGHT
SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.
WED
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
WED NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
THU
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SUN
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SUN NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
PMZ121-171500-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
654 PM PST TUE DEC 16 2025
TONIGHT
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 14 SECONDS.
WED
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SAT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
SAT NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
SUN
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
PMZ123-171500-
OFFSHORE GALAPAGOS ISLANDS-
654 PM PST TUE DEC 16 2025
TONIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 15 SECONDS.
WED
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
WED NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
THU
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SAT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SAT NIGHT
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 11 SECONDS.
SUN
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FORECASTER ERA
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