178
FZPN28 KNHC 200346
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
846 PM PDT Sat Apr 19 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.

PMZ101-201600-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
846 PM PDT Sat Apr 19 2025

.SYNOPSIS...Fresh to strong E winds and locally rough seas are
expected to pulse in the Gulf of Papagayo through Tue morning,
and occasional moderate to fresh winds are expected in the region
thereafter. Moderate to locally fresh winds will extend through
the far offshore waters of El Salvador and Guatemala into early
next week. Elsewhere, winds will pulse to moderate to fresh
speeds in the Gulf of Panama through Sun morning, decreasing to
light to gentle speeds thereafter. Looking ahead, a long-period
Southern Hemisphere swell will support rough seas in the waters
offshore of Ecuador by late next week.

$$

PMZ111-201600-
Guatemala and El Salvador to 250 nm offshore-
846 PM PDT Sat Apr 19 2025

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

$$

PMZ113-201600-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
846 PM PDT Sat Apr 19 2025

.TONIGHT...Offshore Gulf of Papagayo, NE to E winds 20 to 25 kt.
Elsewhere, NE to E winds 10 kt, shifting to NE 15 to 20 kt late.
Seas 5 to 7 ft. Period 15 seconds.
.SUN...Offshore Gulf of Papagayo, NE to E winds 25 kt,
diminishing to 15 to 20 kt in the afternoon. Elsewhere, NE to E
winds 15 to 20 kt. Seas 6 to 8 ft in S swell. Period 14 seconds.
.SUN NIGHT...NE to E winds 20 to 25 kt Offshore Gulf of
Papagayo, and NE 10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to
SW swell. Period 17 seconds.
.MON...NE winds 15 to 20 kt. Seas 5 to 7 ft. Period 16 seconds.
.MON NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period
16 seconds.
.TUE...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period
16 seconds.
.TUE NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds.
.WED...E winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds.
.WED NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.THU...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and
E 10 kt Elsewhere. Seas 4 to 6 ft. Period 15 seconds.
.THU NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 17 seconds.

$$

PMZ115-201600-
North Costa Rica to West Panama to 250 nm offshore-
846 PM PDT Sat Apr 19 2025

.TONIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
15 seconds. Scattered showers and isolated tstms through the
night.
.SUN...Near the Azuero Peninsula, NE 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
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 Near the Azuero
Peninsula, and SW to W 10 kt Elsewhere. Seas 3 to 5 ft. Period
15 seconds. Scattered showers and isolated tstms through the
night.
.MON...Near the Azuero Peninsula, variable winds less than 5 kt.
Variable winds less than 5 kt in the morning. Elsewhere, SW
winds 10 kt in the afternoon. Seas 3 to 5 ft in S to SW swell.
Period 16 seconds. Scattered showers and isolated tstms through
the day.
.MON NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 17 seconds.
.TUE...Variable winds less than 5 kt Near the Azuero Peninsula,
and S 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
17 seconds.
.TUE NIGHT...Variable winds less than 5 kt Near the Azuero
Peninsula, and S to SW 10 kt Elsewhere. Seas 4 to 6 ft in S to
SW swell. Period 17 seconds.
.WED...NE to E winds 10 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 16 seconds.
.WED NIGHT...N to NE winds 10 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.THU...NE to E winds 10 to 15 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds.
.THU NIGHT...NE winds 10 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 16 seconds.

$$

PMZ117-201600-
East Panama and Colombia including the Gulf of Panama-
846 PM PDT Sat Apr 19 2025

.TONIGHT...Gulf of Panama, N winds 15 to 20 kt. Elsewhere, W
winds 10 kt, shifting to S to SW late. Seas 3 to 5 ft.
Period 15 seconds. Numerous showers and scattered tstms.
.SUN...S to SW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
Numerous showers and scattered tstms.
.SUN NIGHT...Variable winds less than 5 kt Gulf of Panama, and
SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 14 seconds. Scattered
showers and isolated tstms through the night.
.MON...Gulf of Panama, variable winds less than 5 kt, becoming S
to SW 10 kt in the afternoon. Elsewhere, S to SW winds 10 kt.
Seas 4 to 6 ft in SW swell. Period 16 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...SW to W 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...W winds 10 kt. Seas 4 to 6 ft in SW swell. Period
16 seconds.
.WED NIGHT...NW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds.
.THU...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.

$$

PMZ119-201600-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
846 PM PDT Sat Apr 19 2025

.TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds.
.SUN...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S to SW winds
10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds.
.SUN NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 16 seconds. Numerous showers and scattered tstms through
the night.
.MON...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S winds 10 kt.
Seas 4 to 6 ft in SW swell. Period 19 seconds.
.MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds.
.TUE NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds.
.WED...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 15 seconds.
.THU...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
16 seconds.
.THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds.

$$

PMZ121-201600-
Ecuador between 250 and 500 nm offshore-
846 PM PDT Sat Apr 19 2025

.TONIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period
14 seconds.
.SUN...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 16 seconds.
.SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 17 seconds.
.MON...SE to S winds 10 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 17 seconds.
.TUE...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds.
.TUE NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.WED...SE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
14 seconds.
.WED NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 16 seconds.
.THU...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
18 seconds.
.THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds.

$$

PMZ123-201600-
Offshore Galapagos Islands-
846 PM PDT Sat Apr 19 2025

.TONIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds. Scattered showers and isolated tstms through
the night.
.SUN...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
16 seconds.
.SUN NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds.
.MON...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
18 seconds.
.MON NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds.
.TUE...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.TUE NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 15 seconds.
.WED...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds.
.WED NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds.
.THU...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds.
.THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds.

$$

Forecaster ADAMS