243
FZPN28 KNHC 180243
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
643 PM PST WED DEC 17 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.
PMZ101-181445-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
643 PM PST WED DEC 17 2025
SYNOPSIS
HIGH PRESSURE OVER CENTRAL AMERICA AND LOWER
PRESSURES NEAR THE MONSOON TROUGH WILL SUPPORT PULSING MODERATE
TO FRESH EASTERLY TRADE WINDS AND MODERATE SEAS ACROSS THE GULF
OF PAPAGAYO THROUGH FRI WHILE EXTENDING WELL DOWNWIND TO THE FAR
OUTER OFFSHORE WATERS OF EL SALVADOR AND GUATEMALA, THEN
INCREASING TO FRESH TO STRONG IN THE GULF OF PAPAGAYO FRI
AFTERNOON THROUGH THE UPCOMING WEEKEND AND INTO EARLY NEXT WEEK
AS THE GRADIENT TIGHTENS. MODERATE TO FRESH NORTHERLY WINDS WILL
PULSE AT TIMES IN THE GULF OF PANAMA THROUGH THE NEXT SEVERAL
DAYS. GENTLE TO MODERATE WINDS AND SLIGHT TO MODERATE SEAS WILL
PREVAIL ELSEWHERE.
PMZ111-181445-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
643 PM PST WED DEC 17 2025
TONIGHT
E WINDS 10 TO 15 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
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
FRI
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SCATTERED SHOWERS THROUGH THE DAY.
FRI NIGHT
NE TO E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
SAT
E WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
SAT NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SUN
NE TO E WINDS 15 TO 20 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.
MON
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD 11 SECONDS.
MON NIGHT
N TO NE WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
PMZ113-181445-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
643 PM PST WED DEC 17 2025
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
THU
SE TO 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 13 SECONDS.
FRI
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND
NE TO E 10 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 12 SECONDS.
FRI NIGHT
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
11 SECONDS.
SAT
NE TO E 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.
MON
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. PERIOD 11 SECONDS.
MON NIGHT
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. PERIOD
10 SECONDS.
PMZ115-181445-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
643 PM PST WED DEC 17 2025
TONIGHT
NEAR THE AZUERO PENINSULA, SW TO W WINDS 10 KT,
BECOMING VARIABLE WINDS LESS THAN 5 KT. ELSEWHERE, 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 SW TO 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.
SCATTERED SHOWERS THROUGH THE NIGHT.
FRI
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING SW TO W 10 KT IN THE AFTERNOON. ELSEWHERE, W WINDS
10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS. SCATTERED SHOWERS
THROUGH THE DAY.
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
N 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.
SAT NIGHT
NW TO N 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
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.
MON
W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
MON NIGHT
SW TO W WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
11 SECONDS.
PMZ117-181445-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
643 PM PST WED DEC 17 2025
TONIGHT
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
13 SECONDS. SCATTERED SHOWERS THROUGH THE NIGHT.
FRI
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS. SCATTERED SHOWERS THROUGH THE DAY.
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 2 TO 4 FT. PERIOD
11 SECONDS.
SUN
SW TO W WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.
SUN NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. PERIOD
12 SECONDS.
MON
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
MON NIGHT
SW TO W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
PMZ119-181445-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
643 PM PST WED DEC 17 2025
TONIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
14 SECONDS.
THU
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 14 SECONDS.
THU NIGHT
SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
FRI NIGHT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
SAT
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 12 SECONDS.
SAT NIGHT
S TO SW WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD
11 SECONDS.
SUN
S TO SW WINDS 10 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.
MON
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
MON NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
PMZ121-181445-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
643 PM PST WED DEC 17 2025
TONIGHT
S WINDS 10 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
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
13 SECONDS.
FRI
S TO SW WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 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 2 TO 4 FT. PERIOD 10 SECONDS.
SUN
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 10 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 10 SECONDS.
MON
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. PERIOD 11 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 SECONDS.
PMZ123-181445-
OFFSHORE GALAPAGOS ISLANDS-
643 PM PST WED DEC 17 2025
TONIGHT
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 13 SECONDS.
FRI
S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD 13 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 2 TO 4 FT. PERIOD 11 SECONDS.
SAT NIGHT
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD
11 SECONDS.
SUN
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.
SUN NIGHT
S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.
MON
SE TO S WINDS 10 KT. SEAS 2 TO 4 FT. PERIOD 12 SECONDS.
MON NIGHT
SE TO S WINDS 10 KT. SEAS 3 TO 5 FT. PERIOD
12 SECONDS.
FORECASTER ERA
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