000
FZPN28 KNHC 200931
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
231 AM PDT Mon Apr 20 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.

PMZ101-202145-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
231 AM PDT Mon Apr 20 2026

.SYNOPSIS...Winds may pulse to fresh speeds in the Gulf of 
Papagayo region late at night and into the mornings through Tue. 
Otherwise, rather tranquil conditions are expected to hold over 
the Central American and the equatorial waters for the next few 
days.

$$

PMZ111-202145-
Guatemala and El Salvador to 250 nm offshore-
231 AM PDT Mon Apr 20 2026

.TODAY...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
15 seconds. 
.TONIGHT...SE to S winds 10 kt in the evening, becoming variable
winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period
17 seconds. 
.TUE...NE to E winds 10 kt, shifting to SE in the afternoon.
Seas 5 to 7 ft in S to SW swell. Period 17 seconds. 
.TUE NIGHT...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
16 seconds. Scattered showers through the night. 
.WED...N to NE winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds. 
.WED NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
14 seconds. 
.THU...W to NW winds 10 kt. Seas 2 to 4 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
12 seconds. 
.FRI NIGHT...SW winds 10 kt. Seas 3 ft or less. Period
12 seconds. 

$$

PMZ113-202145-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
231 AM PDT Mon Apr 20 2026

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

$$

PMZ115-202145-
North Costa Rica to West Panama to 250 nm offshore-
231 AM PDT Mon Apr 20 2026

.TODAY...E winds 10 kt. Seas 3 to 5 ft. Period 17 seconds.
Scattered showers through the day. 
.TONIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to
SW swell. Period 17 seconds. 
.TUE...E to SE winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 16 seconds. 
.TUE NIGHT...Near the Azuero Peninsula, variable winds less than
5 kt in the evening. Variable winds less than 5 kt late.
Elsewhere, S winds 10 kt in the evening. Seas 4 to
6 ft in S to SW swell. Period 15 seconds. Scattered showers
through the night. 
.WED...SW to W winds 10 kt Near the Azuero Peninsula, and
variable less than 5 kt Elsewhere. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds. 
.WED NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. 
.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. Seas 2 to 4 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. 

$$

PMZ117-202145-
East Panama and Colombia including the Gulf of Panama-
231 AM PDT Mon Apr 20 2026

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

$$

PMZ119-202145-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
231 AM PDT Mon Apr 20 2026

.TODAY...Variable winds less than 5 kt, becoming S to SW 10 kt
in the afternoon. Seas 5 to 7 ft in S to SW swell. Period
16 seconds. 
.TONIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds. 
.TUE...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 15 seconds. 
.TUE NIGHT...Gulf of Guayaquil, SW to W 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...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds. 
.WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 13 seconds. 
.THU...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
12 seconds. 
.THU NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 12 seconds. 
.FRI...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds. 
.FRI NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds. 

$$

PMZ121-202145-
Ecuador between 250 and 500 nm offshore-
231 AM PDT Mon Apr 20 2026

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

$$

PMZ123-202145-
Offshore Galapagos Islands-
231 AM PDT Mon Apr 20 2026

.TODAY...Variable winds less than 5 kt. Seas 5 to 7 ft in S to
SW swell. Period 16 seconds. Scattered showers through the day. 
.TONIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds. Scattered showers through the
night. 
.TUE...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds. 
.TUE NIGHT...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 13 seconds. 
.WED NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S
to SW swell. Period 12 seconds. 
.THU...SE to S winds 10 kt. 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. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds. 
.FRI NIGHT...SE winds 10 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. 

$$

Forecaster KRV