000
FZPN28 KNHC 210921
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
221 AM PDT Tue Apr 21 2026

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.

PMZ101-212130-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
221 AM PDT Tue Apr 21 2026

.SYNOPSIS...Winds will pulse fresh to occasionally strong 
speeds in the Gulf of Papagayo region this morning and again 
late tonight into Wed morning. Similarly, winds will pulse to 
locally fresh in the Gulf of Panama at night and into the 
morning hours this morning and tonight into Wed morning. 
Otherwise, rather tranquil conditions are expected to continue 
over the Central American and the equatorial waters through the 
end of the week. 

$$

PMZ111-212130-
Guatemala and El Salvador to 250 nm offshore-
221 AM PDT Tue Apr 21 2026

.TODAY...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds. 
.TONIGHT...SE to S winds 10 kt, shifting to NE to E late. Seas
5 to 7 ft in S to SW swell. Period 16 seconds. 
.WED...E winds 10 to 15 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. Scattered showers through the day. 
.WED NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S
to SW swell. Period 14 seconds. 
.THU...E winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. 
.THU NIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft.
Period 13 seconds. 
.FRI...Variable winds less than 5 kt. Seas 2 to 4 ft. Period
13 seconds. 
.FRI NIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft.
Period 12 seconds. 
.SAT...Variable winds less than 5 kt. Seas 2 to 4 ft. Period
12 seconds. 
.SAT NIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft.
Period 12 seconds. 

$$

PMZ113-212130-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
221 AM PDT Tue Apr 21 2026

.TODAY...NE to E winds 15 to 20 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds. 
.TONIGHT...Offshore Gulf of Papagayo, SE winds 10 kt, shifting
to NE to E 15 to 20 kt late. Elsewhere, S to SW winds
10 kt, shifting to N to NE late. Seas 4 to 6 ft in S
to SW swell. Period 16 seconds. Scattered showers through the
night. 
.WED...Offshore Gulf of Papagayo, NE to E winds 20 kt, becoming
E 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas
4 to 6 ft in S to SW swell. Period 15 seconds. 
.WED NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
Scattered showers through the night. 
.THU...S to SW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. 
.THU NIGHT...SW winds 10 kt. Seas 2 to 4 ft. Period 13 seconds. 
.FRI...Variable winds less than 5 kt. Seas 2 to 4 ft. Period
13 seconds. 
.FRI NIGHT...SW to W winds 10 kt. Seas 3 ft or less. Period
12 seconds. 
.SAT...Variable winds less than 5 kt. Seas 3 ft or less. Period
13 seconds. 
.SAT NIGHT...SW to W winds 10 kt. Seas 2 to 4 ft. Period
13 seconds. 

$$

PMZ115-212130-
North Costa Rica to West Panama to 250 nm offshore-
221 AM PDT Tue Apr 21 2026

.TODAY...NE winds 10 kt, shifting to SE in the afternoon. Seas
5 to 7 ft in S to SW swell. Period 16 seconds. 
.TONIGHT...Near the Azuero Peninsula, E to SE winds 10 kt,
shifting to NW to N late. Elsewhere, S to SW winds
10 kt in the evening, becoming variable winds less than 5 kt.
Seas 4 to 6 ft in S to SW swell. Period 15 seconds. 
.WED...Near the Azuero Peninsula, NW to N winds 10 kt in the
morning, becoming variable winds less than 5 kt. Elsewhere,
variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 
.WED NIGHT...Near the Azuero Peninsula, variable winds less than
5 kt. Variable winds less than 5 kt in the evening. Elsewhere, S
to SW winds 10 kt late. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds. Scattered showers through the night. 
.THU...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 13 seconds. 
.THU NIGHT...Variable winds less than 5 kt Near the Azuero
Peninsula, and SW 10 kt Elsewhere. Seas 2 to 4 ft. Period
13 seconds. 
.FRI...SW to W winds 10 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 2 to 4 ft. Period
12 seconds. 
.FRI NIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft.
Period 12 seconds. 
.SAT...SW to W winds 10 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 2 to 4 ft. Period
12 seconds. 
.SAT NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 14 seconds. 

$$

PMZ117-212130-
East Panama and Colombia including the Gulf of Panama-
221 AM PDT Tue Apr 21 2026

.TODAY...NE to E winds 10 to 15 kt, shifting to NW to N in the
afternoon. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. 
.TONIGHT...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 
.WED...Gulf of Panama, N to NE winds 10 kt. Elsewhere, variable
winds less than 5 kt, becoming W 10 kt in the afternoon. Seas
4 to 6 ft in S to SW swell. Period 15 seconds. 
.WED NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
Scattered showers through the night. 
.THU...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 13 seconds. 
.THU NIGHT...Variable winds less than 5 kt Gulf of Panama, and S
to SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 13 seconds. 
.FRI...Variable winds less than 5 kt. Seas 2 to 4 ft. Period
12 seconds. 
.FRI NIGHT...Variable winds less than 5 kt. Seas 2 to 4 ft.
Period 12 seconds. 
.SAT...S to SW winds 10 kt Gulf of Panama, and variable less
than 5 kt Elsewhere. Seas 3 to 5 ft. Period 13 seconds. 
.SAT NIGHT...SW winds 10 kt Gulf of Panama, and variable less
than 5 kt Elsewhere. Seas 3 to 5 ft in S to SW swell. Period
14 seconds. 

$$

PMZ119-212130-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
221 AM PDT Tue Apr 21 2026

.TODAY...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S winds 10 kt.
Seas 5 to 7 ft in S to SW swell. Period 15 seconds. 
.TONIGHT...Gulf of Guayaquil, SW winds 10 kt in the evening,
becoming variable winds less than 5 kt. Elsewhere, S winds
10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. 
.WED...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 S to SW swell. Period 14 seconds.
.WED NIGHT...Gulf of Guayaquil, SW winds 10 kt in the evening,
becoming variable winds less than 5 kt. Elsewhere, S winds
10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. 
.THU...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. 
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds. 
.FRI...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 12 seconds. 
.FRI NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds. 
.SAT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. 
.SAT NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 

$$

PMZ121-212130-
Ecuador between 250 and 500 nm offshore-
221 AM PDT Tue Apr 21 2026

.TODAY...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. 
.TONIGHT...SE 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 through the night. 
.WED...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds. Scattered showers through the day. 
.WED NIGHT...Variable winds less than 5 kt, becoming SE to S
10 kt late. Seas 4 to 6 ft in S to SW swell. Period
14 seconds. Scattered showers through the night. 
.THU...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds. 
.THU NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds. 
.FRI...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 13 seconds. 
.FRI NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 14 seconds. 
.SAT...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. 
.SAT NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 

$$

PMZ123-212130-
Offshore Galapagos Islands-
221 AM PDT Tue Apr 21 2026

.TODAY...Variable winds less than 5 kt. Seas 4 to 6 ft in S to
SW swell. Period 15 seconds. Scattered showers through the day. 
.TONIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to
SW swell. Period 14 seconds. Scattered showers through the
night. 
.WED...E winds 10 kt in the morning, becoming variable winds
less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period
13 seconds. Scattered showers through the day. 
.WED NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 13 seconds. Scattered showers through the
night. 
.THU...SE to S winds 10 kt Elsewhere, and variable less than
5 kt Lee of Galapagos Islands. Seas 3 to 5 ft. Period
12 seconds. 
.THU NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period
11 seconds. 
.FRI...SE to S winds 10 kt Elsewhere, and variable less than
5 kt Lee of Galapagos Islands. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds. 
.FRI NIGHT...SE to S winds 10 to 15 kt Elsewhere, and variable
less than 5 kt Lee of Galapagos Islands. Seas 5 to 7 ft in S to
SW swell. Period 13 seconds. 
.SAT...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 13 seconds. 
.SAT NIGHT...SE winds 10 to 15 kt Elsewhere, and variable less
than 5 kt Lee of Galapagos Islands. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 

$$

Forecaster Delgado