910
FZPN28 KNHC 161603
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
903 AM PDT Wed Jul 16 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.

PMZ101-170415-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
903 AM PDT Wed Jul 16 2025

.SYNOPSIS...Pulsing fresh to strong NE to E winds are expected
in the Gulf of Papagayo through the weekend as high pressure
builds over Mexico and the Gulf of America, building seas to
rough at times. Moderate to locally fresh N winds will pulse in
the Gulf of Panama through Thu night. Gentle to moderate southerly
winds will continue between Ecuador and The Galapagos Islands
through Sun night with rough seas to 8 ft subsiding SW of the
Galapagos early Thu morning.

$$

PMZ111-170415-
Guatemala and El Salvador to 250 nm offshore-
903 AM PDT Wed Jul 16 2025

.TODAY...NE to E winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds.
.TONIGHT...N to NE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds.
.THU...E winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.THU NIGHT...N to NE winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.FRI...NE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.FRI NIGHT...N to NE winds 10 kt. Seas 5 to 7 ft in S swell.
Period 13 seconds.
.SAT...NE to E winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 13 seconds.
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 12 seconds.
.SUN...E winds 15 to 20 kt. Seas 5 to 7 ft. Period 11 seconds.
.SUN NIGHT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in SE to
S swell. Period 11 seconds.

$$

PMZ113-170415-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
903 AM PDT Wed Jul 16 2025

.TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds.
.TONIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds.
.THU...NE to E winds 20 to 25 kt Offshore Gulf of Papagayo, and
NE to E 15 to 20 kt Elsewhere. Seas 6 to 8 ft in S to SW swell.
Period 15 seconds.
.THU NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period
15 seconds.
.FRI...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in SE to S
swell. Period 12 seconds.
.FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Period
12 seconds.
.SAT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period
12 seconds.
.SAT NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Period
11 seconds.
.SUN...E winds 15 to 20 kt. Seas 5 to 7 ft. Period 11 seconds.
.SUN NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Period
10 seconds.

$$

PMZ115-170415-
North Costa Rica to West Panama to 250 nm offshore-
903 AM PDT Wed Jul 16 2025

.TODAY...SW winds 10 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, becoming SW to W 10 kt
late. Seas 5 to 7 ft in S to SW swell. Period
16 seconds.
.THU...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.
.THU NIGHT...Near the Azuero Peninsula, variable winds less than
5 kt. Elsewhere, variable winds less than 5 kt, becoming SW to W
10 kt late. Seas 4 to 6 ft in S to SW swell. Period
15 seconds. Scattered showers and isolated tstms through the
night.
.FRI...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
14 seconds.
.FRI NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 13 seconds.
.SAT...Variable winds less than 5 kt Near the Azuero Peninsula,
and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds.
.SAT NIGHT...Variable winds less than 5 kt Near the Azuero
Peninsula, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S to
SW swell. Period 12 seconds.
.SUN...Variable winds less than 5 kt Near the Azuero Peninsula,
and S 10 kt Elsewhere. Seas 3 to 5 ft. Period 11 seconds.
.SUN NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 12 seconds.

$$

PMZ117-170415-
East Panama and Colombia including the Gulf of Panama-
903 AM PDT Wed Jul 16 2025

.TODAY...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 16 seconds. Scattered showers and isolated tstms through
the night.
.THU...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.
.THU NIGHT...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.
.FRI...SW winds 10 to 15 kt. Seas 5 to 7 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 13 seconds.
.SAT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds.
.SAT NIGHT...Variable winds less than 5 kt Gulf of Panama, and
SW 10 to 15 kt Elsewhere. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds.
.SUN...Variable winds less than 5 kt Gulf of Panama, and SW
10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 12 seconds.
.SUN NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds.

$$

PMZ119-170415-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
903 AM PDT Wed Jul 16 2025

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

$$

PMZ121-170415-
Ecuador between 250 and 500 nm offshore-
903 AM PDT Wed Jul 16 2025

.TODAY...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.
.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.
.FRI...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 13 seconds.
.FRI NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 11 seconds.
.SAT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period
11 seconds.
.SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds.
.SUN...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.SUN NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.

$$

PMZ123-170415-
Offshore Galapagos Islands-
903 AM PDT Wed Jul 16 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.
.THU...SE to S winds 10 to 15 kt. Seas 6 to 8 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
swell. Period 14 seconds.
.FRI...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 11 seconds.
.FRI NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SE to S
swell. Period 11 seconds.
.SAT...SE to S winds 10 kt. Seas 4 to 6 ft in SE to S swell.
Period 11 seconds.
.SAT NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S swell.
Period 12 seconds.
.SUN...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds.
.SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 12 seconds.

$$

Forecaster Ramos