797
FZPN28 KNHC 312238
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
338 PM PDT Thu Jul 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.

PMZ101-011045-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
338 PM PDT Thu Jul 31 2025

.SYNOPSIS...Fresh to strong NE winds are expected in the Gulf of
Papagayo through Fri night, supported by low pressure in the
south-central Caribbean. Moderate to occasionally fresh NE winds
are then expected in this region this weekend. Moderate winds
will also extend through the El Salvador and Guatemala waters
through Sat. Elsewhere, fresh S winds are expected offshore of
Ecuador and southern Colombia on Fri. A long-period S to SW swell
will move through the South American waters this weekend,
leading to rough seas between Ecuador and the Galapagos Islands.
Seas will slowly subside by early next week.

$$

PMZ111-011045-
Guatemala and El Salvador to 250 nm offshore-
338 PM PDT Thu Jul 31 2025

.TONIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Period
17 seconds.
.FRI...E to SE winds 15 to 20 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds.
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. Scattered showers and isolated tstms through
the night.
.SAT...E winds 10 to 15 kt, shifting to SE to S in the
afternoon. Seas 4 to 6 ft in SW swell. Period 16 seconds.
.SAT NIGHT...W winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.SUN...NW to N winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.SUN NIGHT...W to NW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds.
.MON...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
14 seconds.
.MON NIGHT...N to NE winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds.
.TUE...E winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.TUE NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft in SW
swell. Period 15 seconds.

$$

PMZ113-011045-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
338 PM PDT Thu Jul 31 2025

.TONIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. Period 17
seconds. Scattered showers and isolated tstms through the night.
.FRI...E winds 15 to 25 kt. Seas 5 to 7 ft. Period 16 seconds.
Scattered showers and isolated tstms through the day.
.FRI NIGHT...SE winds 15 to 20 kt. Seas 4 to 6 ft. Period
15 seconds. Scattered showers and isolated tstms through the
night.
.SAT...Offshore Gulf of Papagayo, NE to E winds 15 to 20 kt.
Elsewhere, NE winds 10 to 15 kt, shifting to NW to N in the
afternoon. Seas 4 to 6 ft in SW swell. Period 15 seconds.
Scattered showers and isolated tstms through the day.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds.
.SUN...N winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.SUN NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of
Papagayo, and N 10 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds.
.MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.TUE...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds.
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 16 seconds.

$$

PMZ115-011045-
North Costa Rica to West Panama to 250 nm offshore-
338 PM PDT Thu Jul 31 2025

.TONIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
swell. Period 16 seconds.
.FRI...Near the Azuero Peninsula, variable winds less than 5 kt.
Variable winds less than 5 kt in the morning. Elsewhere, S to SW
winds 10 kt in the afternoon. Seas 3 to 5 ft. Period 16 seconds.
.FRI NIGHT...Variable winds less than 5 kt Near the Azuero
Peninsula, and SW 10 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds. Scattered showers and isolated tstms
through the night.
.SAT...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 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds.
Scattered showers and isolated tstms through the day.
.SAT NIGHT...W winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 14 seconds.
.SUN...Variable winds less than 5 kt Near the Azuero Peninsula,
and SW to W 10 to 15 kt Elsewhere. Seas 6 to 8 ft in S to SW
swell. Period 14 seconds.
.SUN NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 14 seconds.
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 13 seconds.
.MON NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 14 seconds.
.TUE NIGHT...SW to W winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.

$$

PMZ117-011045-
East Panama and Colombia including the Gulf of Panama-
338 PM PDT Thu Jul 31 2025

.TONIGHT...Gulf of Panama, N winds 10 to 15 kt. Elsewhere,
variable winds less than 5 kt, becoming SW 10 kt late. Seas 3 to
5 ft. Period 17 seconds. Scattered showers and isolated tstms
through the night.
.FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft in SW swell. Period
16 seconds. Scattered showers and isolated tstms through the
day.
.FRI NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 16 seconds. Scattered showers and isolated tstms
through the night.
.SAT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. Scattered showers and isolated tstms through
the day.
.SAT NIGHT...W to NW winds 10 kt Gulf of Panama, and SW to W
15 to 20 kt Elsewhere. Seas 6 to 8 ft in SW swell. Period
13 seconds.
.SUN...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 13 seconds.
.SUN NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 13 seconds.
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 12 seconds.
.MON NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds.
.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 kt. Seas 5 to 7 ft in SW swell.
Period 14 seconds.

$$

PMZ119-011045-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
338 PM PDT Thu Jul 31 2025

.TONIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
16 seconds.
.FRI...W winds 10 kt Gulf of Guayaquil, and S to SW 15 to 20 kt
Elsewhere. Seas 5 to 7 ft. Period 15 seconds.
.FRI NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 15 seconds.
.SAT...Gulf of Guayaquil, variable winds less than 5 kt,
becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW
winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period
14 seconds.
.SAT NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 13 seconds.
.SUN...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 13 seconds.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds.
.MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds.
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds.
.TUE NIGHT...SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.

$$

PMZ121-011045-
Ecuador between 250 and 500 nm offshore-
338 PM PDT Thu Jul 31 2025

.TONIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.FRI...SE to S winds 15 to 20 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.FRI NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 14 seconds.
.SAT...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 14 seconds.
.SAT NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 13 seconds.
.SUN...S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period
13 seconds.
.SUN NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 12 seconds.
.MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.TUE...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.TUE NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
14 seconds.

$$

PMZ123-011045-
Offshore Galapagos Islands-
338 PM PDT Thu Jul 31 2025

.TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period
15 seconds.
.FRI...SE to S winds 15 to 20 kt. Seas 6 to 8 ft. Period
14 seconds.
.FRI NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 14 seconds.
.SAT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 14 seconds.
.SUN...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 12 seconds.
.SUN NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 12 seconds.
.MON...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 13 seconds.
.MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 13 seconds.
.TUE...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 12 seconds.
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 12 seconds.

$$

Forecaster ADAMS