820
FZPN28 KNHC 311438
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
738 AM PDT Sun Aug 31 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.

PMZ101-010245-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
738 AM PDT Sun Aug 31 2025

.SYNOPSIS...SW swell offshore of Ecuador and Colombia will
subside through Mon. Moderate gap winds are expected across the
Papagayo region through Mon, then will pulse to fresh speeds at
night through the middle of the week. Light to gentle winds will
prevail elsewhere north of the monsoon trough. Moderate to fresh
S to SW winds are expected south of the monsoon trough through
the week.

$$

PMZ111-010245-
Guatemala and El Salvador to 250 nm offshore-
738 AM PDT Sun Aug 31 2025

.TODAY...Variable winds less than 5 kt. Seas 5 to 7 ft in S to
SW swell. Period 16 seconds. Scattered showers and isolated
tstms through the day.
.TONIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds. Scattered showers and isolated
tstms through the night.
.MON...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds. Scattered showers and isolated tstms
through the day.
.MON NIGHT...Variable winds less than 5 kt, becoming NW to N
10 kt late. Seas 4 to 6 ft in S to SW swell. Period
15 seconds. Scattered showers and isolated tstms through the
night.
.TUE...NE to E winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.TUE NIGHT...E winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.WED...E winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.WED NIGHT...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.THU...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.THU NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.

$$

PMZ113-010245-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
738 AM PDT Sun Aug 31 2025

.TODAY...NW to N winds 10 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. Scattered showers and isolated tstms through the
day.
.TONIGHT...W winds 10 kt, shifting to N late. Seas
5 to 7 ft in SW swell. Period 15 seconds. Scattered showers and
isolated tstms through the night.
.MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds.
Scattered showers and isolated tstms through the day.
.MON NIGHT...E 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 night.
.TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.TUE NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.WED...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds.
.WED NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.THU...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.THU NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.

$$

PMZ115-010245-
North Costa Rica to West Panama to 250 nm offshore-
738 AM PDT Sun Aug 31 2025

.TODAY...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds. Scattered showers and isolated tstms
through the day.
.TONIGHT...SW to W winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. Scattered showers and isolated tstms through
the night.
.MON...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 5 to 7 ft in S to SW swell. Period
15 seconds. Scattered showers and isolated tstms.
.MON NIGHT...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 night.
.TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.
.WED...Variable winds less than 5 kt Near the Azuero Peninsula,
and SW 10 to 15 kt Elsewhere. Seas 5 to 7 ft in SW swell. Period
14 seconds.
.WED NIGHT...Variable winds less than 5 kt Near the Azuero
Peninsula, and SW to W 10 to 15 kt Elsewhere. Seas 5 to 7 ft in
SW swell. Period 15 seconds.
.THU...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 15 seconds.
.THU NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 15 seconds.

$$

PMZ117-010245-
East Panama and Colombia including the Gulf of Panama-
738 AM PDT Sun Aug 31 2025

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

$$

PMZ119-010245-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
738 AM PDT Sun Aug 31 2025

.TODAY...Gulf of Guayaquil, variable winds less than 5 kt,
becoming SW to W 10 to 15 kt in the afternoon. Elsewhere, S to
SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period
15 seconds.
.TONIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 14 seconds.
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 15 seconds.
.WED...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 15 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds.

$$

PMZ121-010245-
Ecuador between 250 and 500 nm offshore-
738 AM PDT Sun Aug 31 2025

.TODAY...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 15 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 15 seconds.
.MON...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.TUE...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
14 seconds.
.TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 14 seconds.
.WED...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.THU...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 15 seconds.
.THU NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.

$$

PMZ123-010245-
Offshore Galapagos Islands-
738 AM PDT Sun Aug 31 2025

.TODAY...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.TONIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.MON...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 12 seconds.
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 13 seconds.
.WED...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 13 seconds.
.WED NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 14 seconds.
.THU...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.THU NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.

$$

Forecaster AL