000 FZPN28 KNHC 180400 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 900 PM PDT Sat May 17 2025 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. PMZ101-181600- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 900 PM PDT Sat May 17 2025 .SYNOPSIS...Abundant moisture is coupling with convergent surface winds to trigger scattered heavy showers and strong thunderstorms across the offshore waters of Nicaragua, Costa Rica, Panama and Colombia. This trend will continue through at least Mon morning. Light to gentle winds are forecast across the Central America offshore waters through Thu night. Gentle to moderate S winds will prevail between the coast of Ecuador and the Galapagos Islands along with moderate seas in SW swell. $$ PMZ111-181600- Guatemala and El Salvador to 250 nm offshore- 900 PM PDT Sat May 17 2025 .TONIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .SUN...E winds 10 kt in the morning, becoming variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers through the day. .SUN NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...SE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .TUE...E to SE winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .TUE NIGHT...SE winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .WED...E to SE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ PMZ113-181600- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 900 PM PDT Sat May 17 2025 .TONIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers through the night. .SUN...E winds 10 kt, shifting to SE to S in the afternoon. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers through the night. .MON...SE to S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. Scattered showers through the day. .MON NIGHT...S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .TUE...SE to S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .TUE NIGHT...S winds 10 kt. Seas 2 to 4 ft. Period 13 seconds. .WED...E winds 10 kt Offshore Gulf of Papagayo, and variable less than 5 kt Elsewhere. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 17 seconds. .THU...NE to E winds 10 to 15 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. .THU NIGHT...E winds 10 to 15 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. $$ PMZ115-181600- North Costa Rica to West Panama to 250 nm offshore- 900 PM PDT Sat May 17 2025 .TONIGHT...SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the night. .SUN...Variable winds less than 5 kt Near the Azuero Peninsula, and SW 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers through the day. .SUN NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers through the night. .MON...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers through the day. .MON NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 14 seconds. .TUE...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 13 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 13 seconds. .WED...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ PMZ117-181600- East Panama and Colombia including the Gulf of Panama- 900 PM PDT Sat May 17 2025 .TONIGHT...SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the night. .SUN...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers through the day. .SUN 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. .MON...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW to W 10 kt Elsewhere. Seas 3 to 5 ft. Period 14 seconds. .TUE...Variable winds less than 5 kt Gulf of Panama, and SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 13 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 13 seconds. .WED...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. .THU...Variable winds less than 5 kt. Seas 4 to 6 ft in SW swell. Period 18 seconds. .THU NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period 16 seconds. $$ PMZ119-181600- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 900 PM PDT Sat May 17 2025 .TONIGHT...Gulf of Guayaquil, SW winds 10 kt in the evening, becoming variable winds less than 5 kt. Elsewhere, S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN...Gulf of Guayaquil, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON...Gulf of Guayaquil, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. .TUE...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .TUE NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .WED...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .WED NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .THU...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. $$ PMZ121-181600- Ecuador between 250 and 500 nm offshore- 900 PM PDT Sat May 17 2025 .TONIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .TUE...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .TUE NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. .WED...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. .WED NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. $$ PMZ123-181600- Offshore Galapagos Islands- 900 PM PDT Sat May 17 2025 .TONIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .MON...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period 13 seconds. .TUE...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period 14 seconds. .TUE NIGHT...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .WED...SE winds 10 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. .WED NIGHT...SE winds 10 kt. Seas 6 to 8 ft in SW swell. Period 16 seconds. .THU...SE winds 10 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. .THU NIGHT...SE winds 10 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. $$ Forecaster Chan