452
FZPN28 KNHC 180355
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
755 PM PST Mon Nov 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.

PMZ101-181600-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
755 PM PST Mon Nov 17 2025

.SYNOPSIS...A weak pressure gradient is forecast to prevail
across the region, thus supporting moderate or lighter winds and
slight to moderate seas through at least midweek. In the Gulf of
Papagayo, gentle to moderate NE to E winds and slight to
moderate seas are expected through Sat, with pulsing winds to 20
kt at night. Seas are forecast to build to 5 or 6 ft with these
winds.

$$

PMZ111-181600-
Guatemala and El Salvador to 250 nm offshore-
755 PM PST Mon Nov 17 2025

.TONIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in SW
swell. Period 16 seconds.
.TUE...E winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
.TUE NIGHT...NE to E winds 10 kt. Seas 3 to 5 ft. Period
15 seconds.
.WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds.
.WED NIGHT...N to NE winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.
.THU...N to NE winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.
.THU NIGHT...N winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
.FRI...N winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
.FRI NIGHT...N winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
.SAT...N to NE winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.
.SAT NIGHT...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds.

$$

PMZ113-181600-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
755 PM PST Mon Nov 17 2025

.TONIGHT...Offshore Gulf of Papagayo, NE to E winds 15 to 20 kt.
Elsewhere, variable winds less than 5 kt, becoming N to NE 10 kt
late. Seas 3 to 5 ft. Period 15 seconds.
.TUE...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Period
15 seconds.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Period
15 seconds.
.WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds.
.WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.
.THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. Period 13 seconds.
.THU NIGHT...NE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
.FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds.
.FRI NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of
Papagayo, and NE to E 10 kt Elsewhere. Seas 4 to 6 ft in SW
swell. Period 14 seconds.
.SAT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.

$$

PMZ115-181600-
North Costa Rica to West Panama to 250 nm offshore-
755 PM PST Mon Nov 17 2025

.TONIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft. Period
12 seconds. Scattered showers and isolated tstms through the
night.
.TUE...Variable winds less than 5 kt. Seas 2 to 4 ft. Period
15 seconds.
.TUE NIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft.
Period 15 seconds. Isolated tstms late.
.WED...Near the Azuero Peninsula, variable winds less than 5 kt.
Elsewhere, variable winds less than 5 kt, becoming SW 10 kt in
the afternoon. Seas 3 to 5 ft in S to SW swell. Period
15 seconds. Scattered showers and isolated tstms through the
day.
.WED NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 13 seconds.
.THU...SW to W winds 10 kt. Seas 4 to 6 ft in S swell. Period
13 seconds.
.THU NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S swell.
Period 12 seconds.
.FRI...Variable winds less than 5 kt. Seas 4 to 6 ft in S swell.
Period 12 seconds.
.FRI NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
swell. Period 13 seconds.
.SAT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds.
.SAT NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 13 seconds.

$$

PMZ117-181600-
East Panama and Colombia including the Gulf of Panama-
755 PM PST Mon Nov 17 2025

.TONIGHT...W to NW winds 10 kt. Seas 3 to 5 ft. Period
12 seconds. Scattered showers and isolated tstms through the
night.
.TUE...W winds 10 kt. Seas 3 to 5 ft. Period 12 seconds.
Isolated tstms in the afternoon.
.TUE NIGHT...W to NW winds 10 to 15 kt. Seas 3 to 5 ft. Period
15 seconds. Scattered showers and isolated tstms through the
night.
.WED...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds. Scattered showers and isolated tstms through the
day.
.WED NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.FRI...Variable winds less than 5 kt Gulf of Panama, and SW
10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 13 seconds.
.FRI NIGHT...Variable winds less than 5 kt Gulf of Panama, and
SW 10 to 15 kt Elsewhere. Seas 3 to 5 ft. Period 14 seconds.
.SAT...Variable winds less than 5 kt Gulf of Panama, and SW
10 to 15 kt Elsewhere. Seas 3 to 5 ft. Period 14 seconds.
.SAT NIGHT...Variable winds less than 5 kt Gulf of Panama, and
SW to W 10 to 15 kt Elsewhere. Seas 3 to 5 ft. Period
14 seconds.

$$

PMZ119-181600-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
755 PM PST Mon Nov 17 2025

.TONIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.
.TUE...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S to SW winds
10 to 15 kt. Seas 3 to 5 ft. Period 12 seconds.
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.WED...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.WED NIGHT...S to SW winds 15 to 20 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.FRI...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.FRI NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.
.SAT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.SAT NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.

$$

PMZ121-181600-
Ecuador between 250 and 500 nm offshore-
755 PM PST Mon Nov 17 2025

.TONIGHT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period
12 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 4 to 6 ft. Period
15 seconds.
.WED...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds.
.THU NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.FRI...S winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period
13 seconds.
.FRI NIGHT...S winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.
.SAT...S winds 10 to 15 kt. Seas 3 to 5 ft. Period 13 seconds.
.SAT NIGHT...S winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.

$$

PMZ123-181600-
Offshore Galapagos Islands-
755 PM PST Mon Nov 17 2025

.TONIGHT...SE to 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
16 seconds.
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.WED...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.WED NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds.
.THU...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.THU NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.FRI...SE to S winds 10 kt. Seas 4 to 6 ft in W to NW swell.
Period 13 seconds.
.FRI NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.
.SAT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.

$$

Forecaster Ramos