000
FZPN28 KNHC 150812
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
112 AM PDT Fri May 15 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.

PMZ101-152015-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
112 AM PDT Fri May 15 2026

.SYNOPSIS...Fresh gap winds will pulse to strong with locally
rough seas during night time hours offshore of the Papagayo
region through early next week. Elsewhere, gentle to moderate
winds and moderate seas in southerly swell are expected through
early next week. Moderate to fresh north to northeast winds will
pulse across the Gulf of Panama tonight. Scattered showers and 
isolated thunderstorms are expected over the offshore waters of 
Colombia, Panama and Costa Rica going during the weekend. 

$$

PMZ111-152015-
Guatemala and El Salvador to 250 nm offshore-
112 AM PDT Fri May 15 2026

.TODAY...NE winds 10 kt, shifting to SE in the afternoon. Seas
4 to 6 ft in S to SW swell. Period 14 seconds. 
.TONIGHT...SE to S winds 10 kt, shifting to N to NE late. Seas
4 to 6 ft in S to SW swell. Period 14 seconds. 
.SAT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft in S to SW swell.
Period 14 seconds. 
.SAT NIGHT...SE to S winds 10 kt, shifting to N to NE late. Seas
3 to 5 ft in S to SW swell. Period 15 seconds. 
.SUN...N to NE winds 10 kt. Seas 3 to 5 ft in S to SW swell. 
Period 13 seconds.
.SUN NIGHT...N winds 10 kt. Seas 3 to 5 ft in S to SW swell. 
Period 13 seconds.
.MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. 
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds. 
.TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. Period 12 seconds. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Period
11 seconds. 

$$

PMZ113-152015-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
112 AM PDT Fri May 15 2026

.TODAY...NE to E winds 15 to 20 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds. 
.TONIGHT...E to SE winds 10 to 15 kt, except Gulf of Papagayo
E winds 20 to 25 kt. Seas 5 to 7 ft in S to SW swell. Period 14 
seconds. 
.SAT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and
NE 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 14 seconds. 
.SAT NIGHT...Offshore Gulf of Papagayo, NE to E winds 20 to
25 kt. Elsewhere, E to SE winds 10 kt, becoming NE 15 to 20 kt 
late. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. 
.SUN...NE winds 15 to 20 kt. Seas 5 to 7 ft. Period 12 seconds. 
.SUN NIGHT...E winds 20 to 25 kt Offshore Gulf of Papagayo, and
E 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 12 seconds. 
.MON...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Period
12 seconds. 
.MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Period 11 
seconds. 
.TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. Period 11 seconds. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Period 11 
seconds. 

$$

PMZ115-152015-
North Costa Rica to West Panama to 250 nm offshore-
112 AM PDT Fri May 15 2026

.TODAY...Near the Azuero Peninsula, N to NE winds 10 kt in the
morning, becoming variable winds less than 5 kt. Elsewhere,
variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell.
Period 14 seconds. Scattered showers and isolated thunderstorms.
.TONIGHT...Variable winds less than 5 kt, becoming SW to W 10 kt
late. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. 
Scattered showers and isolated thunderstorms.
.SAT...Variable winds less than 5 kt, becoming SW to W 10 kt in
the afternoon. Seas 3 to 5 ft in S to SW swell. Period 13 
seconds. Scattered showers and isolated thunderstorms.
.SAT 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. Isolated showers and thunderstorms.
.SUN...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW
swell. Period 14 seconds. 
.SUN NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft in S 
to SW swell. Period 13 seconds. 
.MON...Variable winds less than 5 kt. Seas 3 to 4 ft in S to SW
swell. Period 12 seconds. 
.MON NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft in S
to SW swell. Period 11 seconds. 
.TUE...Variable winds less than 5 kt. Seas 3 to 4 ft in S to SW
swell. Period 13 seconds. 
.TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft in S
to SW swell. Period 13 seconds. 

$$

PMZ117-152015-
East Panama and Colombia including the Gulf of Panama-
112 AM PDT Fri May 15 2026

.TODAY...S winds 10 kt, shifting to W in the afternoon. Seas
3 to 5 ft in SW swell. Period 14 seconds. Isolated showers.
.TONIGHT...SW winds 10 kt. Seas 3 to 5 ft in SW swell. Period 14
seconds. Isolated showers. 
.SAT...SW winds 10 kt. Seas 3 to 5 ft in SW swell. Period 14 
seconds. Isolated showers. 
.SAT NIGHT...Variable winds less than 5 kt Gulf of Panama, and S
to SW 10 kt Elsewhere. Seas 3 to 5 ft in SW swell. Period 14 
seconds. Scattered showers and isolated tstms through the night. 
.SUN...Variable winds less than 5 kt Gulf of Panama, and S to SW
10 kt Elsewhere. Seas 3 to 5 ft in SW swell. Period 13 seconds. 
.SUN NIGHT...Variable winds less than 5 kt Gulf of Panama, and S
to SW 10 kt Elsewhere. Seas 3 to 5 ft in SW swell. Period 13 
seconds.
.MON...Variable winds less than 5 kt Gulf of Panama, and SW
10 kt Elsewhere. Seas 3 to 4 ft in SW swell. Period 13 seconds.
.MON NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft in SW
swell. Period 12 seconds. 
.TUE...Variable winds less than 5 kt Gulf of Panama, and SW
10 kt Elsewhere. Seas 3 to 4 ft in SW swell. Period 13 seconds.
.TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 4 ft in SW
swell. Period 14 seconds. 

$$

PMZ119-152015-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
112 AM PDT Fri May 15 2026

.TODAY...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 4 to 6 ft in SW swell. Period 14 seconds. 
.TONIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 14 seconds. 
.SAT...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, 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 3 to 5 ft in SW swell. 
Period 14 seconds. 
.SUN...S to SW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. 
.SUN NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft in SW swell. 
Period 13 seconds. 
.MON...S to SW winds 10 kt. Seas 3 to 5 ft. Period 12 seconds. 
.MON NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft in SW swell. 
Period 14 seconds. 
.TUE...S winds 10 kt. Seas 3 to 5 ft in SW swell. Period 14 
seconds.
.TUE NIGHT...S winds 10 kt. Seas 3 to 5 ft in SW swell. Period 
15 seconds.

$$

PMZ121-152015-
Ecuador between 250 and 500 nm offshore-
112 AM PDT Fri May 15 2026

.TODAY...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period
13 seconds. 
.TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 
.SAT...SE to S winds 10 to 15 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 14 seconds. 
.SUN...SE to S winds 10 kt. Seas 3 to 5 ft in SW swell. Period 
12 seconds.
.SUN NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft in SW swell. 
Period 11 seconds. 
.MON...S winds 10 kt. Seas 3 to 5 ft in SW swell. Period 11 
seconds.
.MON NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft in SW swell. 
Period 13 seconds. 
.TUE...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds. 
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds. 

$$

PMZ123-152015-
Offshore Galapagos Islands-
112 AM PDT Fri May 15 2026

.TODAY...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds. 
.TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 
.SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds. 
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft in S to
SW swell. Period 14 seconds. 
.SUN...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
11 seconds. 
.SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 11 seconds. 
.MON...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds. 
.MON NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
12 seconds. 
.TUE...SE winds 10 to 15 kt. Seas 4 to 6 ft. Period 11 seconds. 
.TUE NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW to
W swell. Period 12 seconds. 

$$

Forecaster Aguirre