650
FZPN28 KNHC 150835
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
135 AM PDT Tue Jul 15 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.

PMZ101-152045-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
135 AM PDT Tue Jul 15 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 fresh E winds will extend through
the outer waters offshore of Guatemala and El Salvador through
midweek, and then again this weekend. Moderate to fresh N winds
may pulse in the Gulf of Panama midweek. A SW swell will
continue to propagate through the South American waters through
the middle of this week, promoting rough seas offshore of
Ecuador and Colombia.

$$

PMZ111-152045-
Guatemala and El Salvador to 250 nm offshore-
135 AM PDT Tue Jul 15 2025

.TODAY...E winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds.
.TONIGHT...E to SE winds 10 to 15 kt, shifting to NE late. Seas
6 to 8 ft in S to SW swell. Period 17 seconds.
.WED...NE to E winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds.
.WED NIGHT...N to NE winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds.
.THU...NE to 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 14 seconds.
.FRI...NE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.
.FRI NIGHT...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 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 15 to 20 kt. Seas 5 to 7 ft. Period
11 seconds.

$$

PMZ113-152045-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
135 AM PDT Tue Jul 15 2025

.TODAY...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 17 seconds. Scattered showers and isolated tstms
through the day.
.TONIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds.
.WED...NE to E winds 20 to 25 kt Offshore Gulf of Papagayo, and
NE 15 to 20 kt Elsewhere. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds.
.WED NIGHT...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.
Period 16 seconds.
.THU...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period
15 seconds.
.THU NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period
14 seconds.
.FRI...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in S swell.
Period 13 seconds.
.FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Period
12 seconds.
.SAT...E winds 15 to 20 kt. Seas 5 to 7 ft. Period 13 seconds.
.SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Period
11 seconds.

$$

PMZ115-152045-
North Costa Rica to West Panama to 250 nm offshore-
135 AM PDT Tue Jul 15 2025

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

$$

PMZ117-152045-
East Panama and Colombia including the Gulf of Panama-
135 AM PDT Tue Jul 15 2025

.TODAY...SW to W winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds. Scattered showers and isolated tstms through
the day.
.TONIGHT...W 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.
.WED...W 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 day.
.WED NIGHT...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.
.THU NIGHT...SW to W winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.FRI...Variable winds less than 5 kt Gulf of Panama, and SW
10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.
.FRI NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 13 seconds.
.SAT...Variable winds less than 5 kt Gulf of Panama, and SW
10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 13 seconds.
.SAT NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.

$$

PMZ119-152045-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
135 AM PDT Tue Jul 15 2025

.TODAY...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 17 seconds.
.TONIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds.
.WED...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 15 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 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 3 to 5 ft. Period
13 seconds.

$$

PMZ121-152045-
Ecuador between 250 and 500 nm offshore-
135 AM PDT Tue Jul 15 2025

.TODAY...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 17 seconds.
.TONIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 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 5 to 7 ft in S to SW swell.
Period 14 seconds.
.THU NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 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 13 seconds.
.SAT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 12 seconds.
.SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds.

$$

PMZ123-152045-
Offshore Galapagos Islands-
135 AM PDT Tue Jul 15 2025

.TODAY...SE winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds.
.TONIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds.
.WED...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 15 seconds.
.WED NIGHT...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 5 to 7 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 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 to 15 kt. Seas 4 to 6 ft. Period
11 seconds.
.SAT NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S swell.
Period 12 seconds.

$$

Forecaster ERA