674
FZPN28 KNHC 011441
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
741 AM PDT Mon Sep 1 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.

PMZ101-020245-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
741 AM PDT Mon Sep 1 2025

.SYNOPSIS...SW swell offshore of Ecuador and Colombia will
subside slightly today through Tue, then increase modestly Wed
and Thu. Moderate gap winds across the Papagayo region 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. Strong thunderstorms
impacting Panama and Costa Rica will shift west and northwestward
through Tue, reaching the waters of El Salvador and Guatemala.

$$

PMZ111-020245-
Guatemala and El Salvador to 250 nm offshore-
741 AM PDT Mon Sep 1 2025

.TODAY...Variable winds less than 5 kt. Seas 5 to 7 ft in E to
SE swell. Period 5 seconds. Scattered showers and isolated tstms
through the day.
.TONIGHT...Variable winds less than 5 kt, becoming NW to N 10 kt
late. Seas 4 to 6 ft in SE swell. Period 5 seconds.
Scattered showers and isolated tstms through the night.
.TUE...NE winds 10 kt, shifting to E to SE in the afternoon.
Seas 4 to 6 ft in SE swell. Period 6 seconds. Scattered showers
and isolated tstms through the day.
.TUE NIGHT...E winds 10 kt. Seas 4 to 6 ft in SE to S swell.
Period 19 seconds. Scattered showers and isolated tstms.
.WED...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.WED NIGHT...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds.
.THU...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds.
.THU NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.FRI...E winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
15 seconds.
.FRI NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.

$$

PMZ113-020245-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
741 AM PDT Mon Sep 1 2025

.TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. Period 5 seconds.
Scattered showers and isolated tstms through the day.
.TONIGHT...NE to E winds 20 kt Offshore Gulf of Papagayo, and NE
to E 10 to 15 kt Elsewhere. Seas 5 to 7 ft. Period 5 seconds.
Scattered showers and isolated tstms through the night.
.TUE...E to SE winds 10 to 15 kt. Seas 5 to 7 ft. Period
6 seconds. Scattered showers and isolated tstms through the day.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft in SE to S
swell. Period 12 seconds. Scattered showers and isolated tstms
through the night.
.WED...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.
.WED NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds.
.THU...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
16 seconds.
.THU NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.FRI...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.
.FRI NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.

$$

PMZ115-020245-
North Costa Rica to West Panama to 250 nm offshore-
741 AM PDT Mon Sep 1 2025

.TODAY...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 swell. Period
5 seconds. Scattered showers and isolated tstms through the day.
.TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 6 seconds. Scattered showers and isolated tstms through
the night.
.TUE...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 5 to 7 ft in S swell. Period 7 seconds.
Scattered showers and isolated tstms through the day.
.TUE 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
S to SW swell. Period 7 seconds. Scattered showers and isolated
tstms through the night.
.WED...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 13 seconds.
.WED NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 13 seconds.
.THU...SW to W winds 10 kt Near the Azuero Peninsula, and SW
15 to 20 kt Elsewhere. Seas 6 to 9 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.
.FRI...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 15 seconds.
.FRI NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.

$$

PMZ117-020245-
East Panama and Colombia including the Gulf of Panama-
741 AM PDT Mon Sep 1 2025

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

$$

PMZ119-020245-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
741 AM PDT Mon Sep 1 2025

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

$$

PMZ121-020245-
Ecuador between 250 and 500 nm offshore-
741 AM PDT Mon Sep 1 2025

.TODAY...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period
7 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 7 seconds.
.TUE...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period
16 seconds.
.TUE NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 17 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 6 to 8 ft in S to SW
swell. Period 14 seconds.
.FRI...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.FRI NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.

$$

PMZ123-020245-
Offshore Galapagos Islands-
741 AM PDT Mon Sep 1 2025

.TODAY...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S
swell. Period 7 seconds.
.TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S
swell. Period 7 seconds.
.TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S swell.
Period 16 seconds.
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 17 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 13 seconds.
.THU...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 12 seconds.
.THU NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 12 seconds.
.FRI...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds.
.FRI NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 12 seconds.

$$

Forecaster AL