670
FZPN28 KNHC 070303
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
803 PM PDT Sat Sep 6 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.

PMZ101-071515-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
803 PM PDT Sat Sep 6 2025

.SYNOPSIS...Moderate or weaker winds and moderate seas in S to
SW swell will continue across the region through midweek.
Otherwise, scattered to heavy showers are forecast for the
Central America offshore waters the next several days.

$$

PMZ111-071515-
Guatemala and El Salvador to 250 nm offshore-
803 PM PDT Sat Sep 6 2025

.TONIGHT...S winds 10 kt in the evening, becoming variable winds
less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period
14 seconds. Scattered showers and isolated tstms through the
night.
.SUN...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds. Scattered showers and isolated tstms
through the day.
.SUN NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
swell. Period 14 seconds. Scattered showers and isolated tstms
through the night.
.MON...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds. Scattered showers and isolated tstms
through the day.
.MON NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in SW
swell. Period 15 seconds.
.TUE...SE winds 10 kt. Seas 4 to 6 ft in SW swell. Period
17 seconds.
.TUE NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 16 seconds.
.WED...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds.
.WED NIGHT...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds.
.THU...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds.
.THU NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 14 seconds.

$$

PMZ113-071515-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
803 PM PDT Sat Sep 6 2025

.TONIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and SW to W 10 kt Elsewhere. Seas 3 to 5 ft. Period
14 seconds. Scattered showers and isolated tstms through the
night.
.SUN...W winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
Scattered showers and isolated tstms through the day.
.SUN NIGHT...NW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
Scattered showers and isolated tstms through the night.
.MON...N to NE winds 10 kt, shifting to SW to W in the
afternoon. Seas 3 to 5 ft. Period 15 seconds. Scattered showers
and isolated tstms through the day.
.MON NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
16 seconds.
.TUE...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
17 seconds.
.TUE NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 16 seconds.
.WED...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds.
.WED NIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and SW 10 kt Elsewhere. Seas 4 to 6 ft in SW swell.
Period 14 seconds.
.THU...Variable winds less than 5 kt Offshore Gulf of Papagayo,
and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period
14 seconds.
.THU NIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and SW to W 10 to 15 kt Elsewhere. Seas 4 to 6 ft.
Period 14 seconds.

$$

PMZ115-071515-
North Costa Rica to West Panama to 250 nm offshore-
803 PM PDT Sat Sep 6 2025

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

$$

PMZ117-071515-
East Panama and Colombia including the Gulf of Panama-
803 PM PDT Sat Sep 6 2025

.TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. Scattered tstms through the night.
.SUN...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
Scattered tstms through the day.
.SUN NIGHT...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds. Scattered tstms through the night.
.MON...SW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
Scattered tstms through the day.
.MON NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds.
.TUE...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
17 seconds.
.TUE NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 17 seconds.
.WED...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
16 seconds.
.WED NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 15 seconds.
.THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.

$$

PMZ119-071515-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
803 PM PDT Sat Sep 6 2025

.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.SUN...S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period
14 seconds.
.SUN NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period
13 seconds.
.MON...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 to 15 kt in the afternoon. Elsewhere, S to SW
winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 19 seconds.
.MON NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S swell.
Period 17 seconds.
.TUE...SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
17 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 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.

$$

PMZ121-071515-
Ecuador between 250 and 500 nm offshore-
803 PM PDT Sat Sep 6 2025

.TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft in S swell.
Period 14 seconds.
.SUN...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.SUN NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.MON...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period
18 seconds.
.MON NIGHT...S winds 10 kt. Seas 5 to 7 ft in S swell. Period
17 seconds.
.TUE...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
16 seconds.
.TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.WED...SE to S winds 10 kt. Seas 4 to 6 ft in S swell. Period
14 seconds.
.WED NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.THU...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds.
.THU NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
14 seconds.

$$

PMZ123-071515-
Offshore Galapagos Islands-
803 PM PDT Sat Sep 6 2025

.TONIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.SUN...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period
14 seconds.
.SUN NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S
swell. Period 17 seconds.
.MON...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 18 seconds.
.MON NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.TUE...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
14 seconds.
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 12 seconds.
.WED...SE winds 10 to 15 kt. Seas 4 to 6 ft. Period 12 seconds.
.WED NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 12 seconds.
.THU...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
12 seconds.
.THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds.

$$

Forecaster Delgado