236 FZPN28 KNHC 190357 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 857 PM PDT Sat May 18 2019 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. PMZ101-191600- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 857 PM PDT Sat May 18 2019 .SYNOPSIS...A weak pressure pattern will maintain gentle to moderate onshore winds across most of the region for the next several days. The Gulf of Papagayo will experience a weak gap wind event Sun through Tue. Large cross-equatorial SW swell will build seas to the west of Ecuador Fri night through early next week. No tropical cyclone activity is expected for at least the next several days in the Central American offshore zones. $$ PMZ111-191600- Guatemala and El Salvador to 250 nm offshore- 857 PM PDT Sat May 18 2019 .TONIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .SUN...Variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. Scattered showers. .SUN NIGHT...Variable winds less than 5 kt, becoming SE 10 kt in the late evening and overnight. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .MON...SE winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .MON NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .TUE...Variable winds less than 5 kt, becoming SE to S 10 kt in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 20 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .WED...Variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .WED NIGHT...Variable winds less than 5 kt, becoming S 10 kt late. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU...S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. $$ PMZ113-191600- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 857 PM PDT Sat May 18 2019 .TONIGHT...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming NE 10 kt in the late evening and overnight. Elsewhere, variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. Scattered showers. .SUN...NE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. Scattered showers. .SUN NIGHT...S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. Scattered showers. .MON...N to NE winds 10 kt, shifting to S in the afternoon. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. Scattered showers. .MON NIGHT...S to SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 20 seconds. .TUE...Offshore Gulf of Papagayo, E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 20 seconds. .TUE NIGHT...SW winds 10 kt in the evening, becoming variable less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .WED...Offshore Gulf of Papagayo, E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .WED NIGHT...Variable winds less than 5 kt Offshore Gulf of Papagayo, and S to SW 10 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU...S to SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU NIGHT...SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. $$ PMZ115-191600- North Costa Rica to West Panama to 250 nm offshore- 857 PM PDT Sat May 18 2019 .TONIGHT...Near the Azuero Peninsula, W winds 10 kt early in the evening, becoming variable less than 5 kt. Elsewhere, W winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. Scattered thunderstorms. .SUN...Variable winds less than 5 kt Near the Azuero Peninsula, and SW 10 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. Scattered showers and isolated thunderstorms. .SUN NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and S to SW 10 kt Elsewhere. Seas 6 to 9 ft in S to SW swell. Period 16 seconds. Scattered showers and isolated thunderstorms. .MON...Near the Azuero Peninsula, variable winds less than 5 kt, becoming SW 10 kt in the late morning and afternoon. Elsewhere, SW winds 10 kt. Seas 6 to 9 ft in S to SW swell. Period 16 seconds. Scattered thunderstorms. .MON NIGHT...Near the Azuero Peninsula, SW winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE...Near the Azuero Peninsula, variable winds less than 5 kt, becoming S to SW 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW 10 to 15 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .WED...Variable winds less than 5 kt Near the Azuero Peninsula, and S to SW 10 to 15 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .WED NIGHT...SW to W winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU NIGHT...W winds 10 kt in the evening, becoming variable less than 5 kt. Seas 4 to 6 ft in S swell. Period 16 seconds. $$ PMZ117-191600- East Panama and Colombia including the Gulf of Panama- 857 PM PDT Sat May 18 2019 .TONIGHT...SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. Scattered showers. .SUN...SW winds 10 kt. Seas 6 to 9 ft in S to SW swell. Period 17 seconds. Scattered showers and isolated thunderstorms. .SUN NIGHT...S to SW winds 10 kt. Seas 6 to 9 ft in S to SW swell. Period 17 seconds. Scattered showers. .MON...SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 16 seconds. Scattered thunderstorms. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE...SW winds 10 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE NIGHT...Gulf of Panama, SW to W winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, SW to W winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .WED...Gulf of Panama, SW to W winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, SW to W winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .WED NIGHT...W to NW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...W winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW to W 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 20 seconds. $$ PMZ119-191600- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 857 PM PDT Sat May 18 2019 .TONIGHT...Gulf of Guayaquil, SW to W winds 10 kt early in the evening, becoming variable less than 5 kt. Elsewhere, S to SW winds 10 kt. Seas 6 to 9 ft in S to SW swell. Period 17 seconds. .SUN...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 to 15 kt in the late morning and afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 16 seconds. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 16 seconds. .MON...S to SW winds 10 to 15 kt. Seas 7 to 10 ft in S to SW swell. Period 20 seconds. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 19 seconds. .TUE NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .WED...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .WED NIGHT...SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .THU...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. $$ PMZ121-191600- Ecuador between 250 and 500 nm offshore- 857 PM PDT Sat May 18 2019 .TONIGHT...SE to S winds 10 kt. Seas 7 to 10 ft in S to SW swell. Period 17 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 7 to 10 ft in S to SW swell. Period 16 seconds. .SUN NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 16 seconds. .MON...S winds 15 kt. Seas 6 to 9 ft in S to SW swell. Period 18 seconds. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 19 seconds. .TUE NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S swell. Period 18 seconds. .WED...SE to S winds 10 kt. Seas 6 to 8 ft in S swell. Period 17 seconds. .WED NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S swell. Period 16 seconds. .THU...SE to S winds 10 kt. Seas 5 to 7 ft in S swell. Period 16 seconds. .THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S swell. Period 19 seconds. $$ PMZ123-191600- Offshore Galapagos Islands- 857 PM PDT Sat May 18 2019 .TONIGHT...SE winds 10 kt. Seas 7 to 10 ft in S to SW swell. Period 16 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 7 to 10 ft in S to SW swell. Period 16 seconds. .SUN NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 15 seconds. .MON...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 19 seconds. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 18 seconds. .WED...SE winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 17 seconds. .WED NIGHT...SE winds 10 kt. Seas 6 to 8 ft in S swell. Period 16 seconds. .THU...SE winds 10 kt. Seas 5 to 7 ft in SE to S swell. Period 19 seconds. .THU NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S swell. Period 18 seconds. $$ Forecaster Aguirre