National Weather Service National Headquarters

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZPN28 KNHC 180257
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
757 PM PDT Wed Apr 17 2024

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.

PMZ101-181500-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
757 PM PDT Wed Apr 17 2024

.SYNOPSIS...Moderate gap winds will pulse tonight in the Gulf of
Papagayo. Gentle breezes will persist elsewhere into early next
week, with mostly 4 to 6 ft combined seas primarily in SW swell.

$$

PMZ111-181500-
Guatemala and El Salvador to 250 nm offshore-
757 PM PDT Wed Apr 17 2024

.TONIGHT...E to SE winds 10 kt, shifting to N late.
Seas 5 to 7 ft in S to SW swell. Period 15 seconds.
.THU...N to NE winds 10 kt, shifting to E to SE in the
afternoon. Seas 4 to 6 ft in S to SW swell. Period 15 seconds.
.THU NIGHT...Variable winds less than 5 kt, becoming NW 10 kt
late. Seas 4 to 6 ft in S to SW swell. Period
19 seconds.
.FRI...N winds 10 kt, shifting to SW to W in the afternoon. Seas
4 to 6 ft in S to SW swell. Period 19 seconds. Scattered showers
through the day.
.FRI NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 17 seconds.
.SAT...N winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
16 seconds.
.SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 15 seconds.
.SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.SUN NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 15 seconds.
.MON...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
15 seconds.
.MON NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 15 seconds.

$$

PMZ113-181500-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
757 PM PDT Wed Apr 17 2024

.TONIGHT...Offshore Gulf of Papagayo, S to SW winds 10 kt,
shifting to N to NE late. Elsewhere, W winds 10 kt in
the evening, becoming variable winds less than 5 kt. Seas 4 to
6 ft in SW swell. Period 15 seconds.
.THU...N to NE winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
.THU NIGHT...W winds 10 kt. Seas 3 to 5 ft. Period 19 seconds.
.FRI...N to NE winds 10 kt in the morning, becoming variable
winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period
19 seconds.
.FRI NIGHT...S to SW winds 10 kt Offshore Gulf of Papagayo, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 17 seconds.
.SAT...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
16 seconds.
.SAT NIGHT...NE winds 10 kt Offshore Gulf of Papagayo, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 16 seconds.
.SUN...NE to E winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.
.SUN NIGHT...SE winds 10 kt Offshore Gulf of Papagayo, and
variable less than 5 kt Elsewhere. Seas 3 to 5 ft. Period
15 seconds.
.MON...E winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
.MON NIGHT...SE winds 10 kt Offshore Gulf of Papagayo, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.

$$

PMZ115-181500-
North Costa Rica to West Panama to 250 nm offshore-
757 PM PDT Wed Apr 17 2024

.TONIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to
SW swell. Period 15 seconds.
.THU...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 20 seconds. Scattered showers 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 3 to 5 ft in S to SW swell. Period
20 seconds.
.FRI...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 19 seconds. Scattered showers through the day.
.FRI NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 17 seconds.
.SAT...E to SE 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.
.SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 15 seconds.
.SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.SUN NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 15 seconds.
.MON...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.MON NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 15 seconds.

$$

PMZ117-181500-
East Panama and Colombia including the Gulf of Panama-
757 PM PDT Wed Apr 17 2024

.TONIGHT...NW to N winds 10 to 15 kt Gulf of Panama, and
variable less than 5 kt Elsewhere. Seas 4 to 6 ft in SW swell.
Period 15 seconds.
.THU...N winds 10 kt. Seas 3 to 5 ft. Period 20 seconds.
Scattered showers through the day.
.THU NIGHT...Gulf of Panama, W to NW winds 10 kt. Elsewhere,
variable winds less than 5 kt, becoming SW 10 kt late.
Seas 3 to 5 ft. Period 20 seconds.
.FRI...Gulf of Panama, N winds 10 kt. Elsewhere, variable winds
less than 5 kt, becoming W to NW 10 kt in the afternoon. Seas
4 to 6 ft in S to SW swell. Period 19 seconds. Scattered showers
through the day.
.FRI NIGHT...NW winds 10 kt Gulf of Panama, and variable less
than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
17 seconds.
.SAT...N to NE winds 10 kt Gulf of Panama, and variable less
than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
16 seconds.
.SAT NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.
.SUN...Variable winds less than 5 kt Gulf of Panama, and SW
10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
15 seconds.
.SUN NIGHT...SW winds 10 kt Gulf of Panama, and variable less
than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
15 seconds.
.MON...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.MON NIGHT...NE winds 10 kt Gulf of Panama, and variable less
than 5 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.

$$

PMZ119-181500-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
757 PM PDT Wed Apr 17 2024

.TONIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 20 seconds.
.THU...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 S to SW swell. Period 20 seconds.
.THU NIGHT...Variable winds less than 5 kt Gulf of Guayaquil,
and S 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
19 seconds.
.FRI...Gulf of Guayaquil, variable winds less than 5 kt,
becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW
winds 10 kt. Seas 4 to 6 ft in SW swell. Period 18 seconds.
.FRI NIGHT...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
16 seconds.
.SAT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds.
.SAT NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 15 seconds.
.SUN...Variable winds less than 5 kt Gulf of Guayaquil, and S
10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period
15 seconds.
.SUN NIGHT...Variable winds less than 5 kt Gulf of Guayaquil,
and S 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period
15 seconds.
.MON...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.
.MON NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.

$$

PMZ121-181500-
Ecuador between 250 and 500 nm offshore-
757 PM PDT Wed Apr 17 2024

.TONIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 20 seconds.
.THU...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 20 seconds.
.THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 19 seconds.
.FRI...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds.
.FRI NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds.
.SAT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.
.SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.
.SUN...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.SUN NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.MON...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
14 seconds.
.MON NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S swell. Period
14 seconds.

$$

PMZ123-181500-
Offshore Galapagos Islands-
757 PM PDT Wed Apr 17 2024

.TONIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 20 seconds.
.THU...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
19 seconds.
.THU NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 18 seconds.
.FRI...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
17 seconds.
.FRI NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds.
.SAT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds.
.SAT NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds.
.SUN...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
15 seconds.
.SUN NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds.
.MON...SE winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period
14 seconds.
.MON NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 13 seconds.

$$

Forecaster Christensen