251
FZPN28 KNHC 050319
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
819 PM PDT Wed Jun 4 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.

PMZ101-051530-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
819 PM PDT Wed Jun 4 2025

.SYNOPSIS...Mainly moderate S to SW winds will occur south of
the monsoon trough through this weekend, with gentle to locally
moderate winds expected to the north. Moderate seas in cross-
equatorial swell are likely over the regional waters into this
weekend. Winds are forecast to increase to fresh speeds in the
Gulf of Papagayo Thu night to Fri night as a ridge prevails N of
the area. Abundant tropical moisture will persist across the
region increasing the likelihood of showers and thunderstorms
through at least Fri.

$$

PMZ111-051530-
Guatemala and El Salvador to 250 nm offshore-
819 PM PDT Wed Jun 4 2025

.TONIGHT...Variable winds less than 5 kt, becoming NW to N 10 kt
late. Seas 5 to 7 ft in S to SW swell. Period
14 seconds. Scattered showers and isolated tstms through the
night.
.THU...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Period
17 seconds. Scattered showers and isolated tstms through the
day.
.THU NIGHT...SE 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.
.FRI...E to SE winds 15 to 20 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds. Scattered showers and isolated tstms
through the day.
.FRI NIGHT...SE winds 15 to 20 kt. Seas 6 to 9 ft in S to SW
swell. Period 14 seconds.
.SAT...SE to S winds 15 to 20 kt. Seas 6 to 8 ft in S to SW
swell. Period 14 seconds.
.SAT NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 13 seconds.
.SUN...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
15 seconds.
.SUN NIGHT...W to NW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.MON...W to NW winds 10 to 15 kt. Seas 4 to 6 ft. Period
18 seconds.
.MON NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds.

$$

PMZ113-051530-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
819 PM PDT Wed Jun 4 2025

.TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. Scattered tstms.
.THU...N winds 10 to 15 kt, shifting to SE to S in the
afternoon. Seas 4 to 6 ft. Period 18 seconds. Numerous showers
and scattered tstms.
.THU NIGHT...S winds 15 to 20 kt. Seas 5 to 7 ft. Period
17 seconds. Scattered showers and isolated tstms through the
night.
.FRI...SE to S winds 15 to 20 kt. Seas 6 to 8 ft. Period
16 seconds. Scattered showers and isolated tstms through the
day.
.FRI NIGHT...NE to E winds 20 to 25 kt Offshore Gulf of
Papagayo, and SE 10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds.
.SAT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.SAT NIGHT...N winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds.
.SUN...N winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.
.SUN NIGHT...NW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
.MON...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 18 seconds.
.MON NIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and W to NW 10 to 15 kt Elsewhere. Seas 4 to 6 ft.
Period 17 seconds.

$$

PMZ115-051530-
North Costa Rica to West Panama to 250 nm offshore-
819 PM PDT Wed Jun 4 2025

.TONIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. Numerous showers and scattered tstms.
.THU...Near the Azuero Peninsula, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, SW to W winds
10 to 15 kt. Seas 4 to 6 ft in S to SW swell. Period 18 seconds.
Numerous showers and scattered tstms through the day.
.THU NIGHT...Near the Azuero Peninsula, W to NW winds 10 kt in
the evening, becoming variable winds less than 5 kt. Elsewhere,
W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
17 seconds. Scattered showers and isolated tstms through the
night.
.FRI...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 16 seconds. Scattered showers and isolated tstms through
the day.
.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 14 seconds.
.SAT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.SAT NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 13 seconds.
.SUN...SW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.
.SUN NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
15 seconds.
.MON...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell. Period
17 seconds.
.MON NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds.

$$

PMZ117-051530-
East Panama and Colombia including the Gulf of Panama-
819 PM PDT Wed Jun 4 2025

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

$$

PMZ119-051530-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
819 PM PDT Wed Jun 4 2025

.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft in SW
swell. Period 17 seconds.
.THU...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 SW swell. Period
17 seconds.
.THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds.
.FRI...Gulf of Guayaquil, W winds 10 kt in the morning, becoming
variable winds less than 5 kt. Elsewhere, S winds 10 to 15 kt.
Seas 4 to 6 ft in SW swell. Period 15 seconds.
.FRI NIGHT...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
13 seconds.
.SAT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds.
.SAT NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds.
.SUN...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.SUN NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 18 seconds.
.MON...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period
18 seconds.
.MON NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
17 seconds.

$$

PMZ121-051530-
Ecuador between 250 and 500 nm offshore-
819 PM PDT Wed Jun 4 2025

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

$$

PMZ123-051530-
Offshore Galapagos Islands-
819 PM PDT Wed Jun 4 2025

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

$$

Forecaster GR