185 FZPN28 KNHC 172143 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 243 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. PMZ101-180945- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 243 PM PDT Sat May 17 2025 .SYNOPSIS...Abundant moisture drawn in by a very moist and unstable southerly wind flow will persist across the offshore waters of Nicaragua, Costa Rica, Panama and Colombia through late Sun, supporting the development and continuation of scattered heavy showers and isolated thunderstorms over these areas. 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. $$ PMZ111-180945- Guatemala and El Salvador to 250 nm offshore- 243 PM PDT Sat May 17 2025 .TONIGHT...SE winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the night. .SUN...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...SE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .TUE...E to SE winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .TUE NIGHT...SE winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .WED...E to SE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ PMZ113-180945- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 243 PM PDT Sat May 17 2025 .TONIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the night. .SUN...SE winds 10 kt. 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 and isolated tstms through the night. .MON...SE to S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. Scattered showers and isolated tstms 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 to SE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .WED NIGHT...E to SE 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 17 seconds. .THU...N to NE winds 10 kt. Seas 3 to 5 ft. Period 17 seconds. .THU NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and NE to E 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ PMZ115-180945- North Costa Rica to West Panama to 250 nm offshore- 243 PM PDT Sat May 17 2025 .TONIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms. .SUN...Near the Azuero Peninsula, variable winds less than 5 kt, becoming SW 10 kt in the afternoon. Elsewhere, SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the night. .MON...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 3 to 5 ft. Period 14 seconds. .TUE...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 13 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 13 seconds. .WED...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ PMZ117-180945- East Panama and Colombia including the Gulf of Panama- 243 PM PDT Sat May 17 2025 .TONIGHT...SW winds 10 kt. Seas 4 to 6 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 and isolated tstms through the day. .SUN NIGHT...Gulf of Panama, SW to W winds 10 kt in the evening, 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 14 seconds. Scattered showers and isolated tstms 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 and isolated tstms through the day. .MON NIGHT...Variable winds less than 5 kt Gulf of Panama, 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 16 seconds. .THU...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 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. $$ PMZ119-180945- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 243 PM PDT Sat May 17 2025 .TONIGHT...Gulf of Guayaquil, SW winds 10 kt in the evening, becoming variable winds less than 5 kt. Elsewhere, S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN...Gulf of Guayaquil, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .MON...Gulf of Guayaquil, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .TUE...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .TUE NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .WED...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .WED NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .THU...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. $$ PMZ121-180945- Ecuador between 250 and 500 nm offshore- 243 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. $$ PMZ123-180945- Offshore Galapagos Islands- 243 PM PDT Sat May 17 2025 .TONIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SUN...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .MON...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .MON NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period 13 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .TUE NIGHT...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .WED...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .WED NIGHT...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .THU...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .THU NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. $$ Forecaster Ramos