Offshore Forecast
Issued by NWS

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192
FZPN28 KNHC 041558
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
858 AM PDT Sat Oct 4 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.

PMZ101-050400-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
858 AM PDT Sat Oct 4 2025

.SYNOPSIS...Gentle to moderate southerly winds are expected
south of the monsoon trough into early next week. Southerly
swell will continue to propagate across the region, with a new
set of long period SW swell reaching the Galapagos Island Sat
night into Sun. Light to gentle winds and moderate seas will
persist north of the monsoon trough.

$$

PMZ111-050400-
Guatemala and El Salvador to 250 nm offshore-
858 AM PDT Sat Oct 4 2025

.TODAY...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms through the
day.
.TONIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds. Scattered showers and isolated tstms
through the night.
.SUN...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. Scattered showers and isolated tstms through
the day.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds. Scattered showers and isolated tstms
through the night.
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds.
.MON NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period
15 seconds.
.TUE...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW to W swell.
Period 14 seconds.
.TUE NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in W to NW
swell. Period 13 seconds.
.WED...SW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell.
Period 11 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW
swell. Period 11 seconds.

$$

PMZ113-050400-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
858 AM PDT Sat Oct 4 2025

.TODAY...Offshore Gulf of Papagayo, NE winds 10 kt early in the
morning, becoming variable winds less than 5 kt. Elsewhere, SW
to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds.
Scattered showers and isolated tstms through the day.
.TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds. Scattered showers and isolated tstms.
.SUN...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. Scattered showers and isolated tstms
through the day.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds. Scattered tstms.
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.MON NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.TUE NIGHT...W winds 10 kt. Seas 4 to 6 ft in SW to W swell.
Period 13 seconds.
.WED...SW to W winds 10 kt. Seas 4 to 6 ft in W to NW swell.
Period 12 seconds.
.WED NIGHT...W winds 10 kt. Seas 4 to 6 ft in W to NW swell.
Period 11 seconds.

$$

PMZ115-050400-
North Costa Rica to West Panama to 250 nm offshore-
858 AM PDT Sat Oct 4 2025

.TODAY...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms through the
day.
.TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. Numerous showers and scattered tstms.
.SUN...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds.
Numerous showers and scattered tstms through the day.
.SUN NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms through the
night.
.MON...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.MON NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.TUE...W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
15 seconds.
.TUE NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.
.WED...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds.
.WED NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 13 seconds.

$$

PMZ117-050400-
East Panama and Colombia including the Gulf of Panama-
858 AM PDT Sat Oct 4 2025

.TODAY...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms through the
day.
.TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. Scattered showers and isolated tstms through the
night.
.SUN...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds.
Scattered showers and isolated tstms through the day.
.SUN NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft in SW
swell. Period 17 seconds. Scattered tstms through the night.
.MON...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.MON NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 15 seconds.
.TUE...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.WED...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds.

$$

PMZ119-050400-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
858 AM PDT Sat Oct 4 2025

.TODAY...S to SW winds 10 to 15 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.SUN...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.SUN NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.MON...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.
.WED...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 12 seconds.

$$

PMZ121-050400-
Ecuador between 250 and 500 nm offshore-
858 AM PDT Sat Oct 4 2025

.TODAY...S winds 10 to 15 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.SUN...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds.
.SUN NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.MON...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.MON NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.TUE...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds.
.TUE NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.WED...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 12 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 12 seconds.

$$

PMZ123-050400-
Offshore Galapagos Islands-
858 AM PDT Sat Oct 4 2025

.TODAY...S winds 10 to 15 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.TONIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds.
.SUN...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.SUN NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.MON...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.MON NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.
.TUE...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds.
.WED...SE to S winds 15 to 20 kt. Seas 5 to 7 ft. Period
11 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 11 seconds.

$$

Forecaster GR