416 FZPN28 KNHC 281018 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 318 AM PDT Fri Aug 28 2020 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. PMZ101-282230- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 318 AM PDT Fri Aug 28 2020 .SYNOPSIS...A very active monsoon trough will bring heavy rainfall and the threat of flash flooding to northern portions o Central America through the weekend. To the south of the trough, moderate to fresh S-SW winds will prevail S of Costa Rica and Panama through the next several days, with gentle to occassionally moderate winds elsewhere. Long-period mainly southerly swell will continue to propagate into the waters offshore Ecuador today, bringing seas of 8 to 9 ft. Another set of southerly swell will approach the waters W of Ecuador Mon night. Locally higher winds and rough seas are possible near scattered to numerous showers and thunderstorms that will prevail over the forecast waters the next couple of days, especially N of 10N. $$ PMZ111-282230- Guatemala and El Salvador to 250 nm offshore- 318 AM PDT Fri Aug 28 2020 .TODAY...Variable winds less than 5 kt. Seas 5 to 7 ft. Period 16 seconds. Isolated tstms. .TONIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft. Period 15 seconds. .SAT...Variable winds less than 5 kt. Seas 5 to 7 ft. Period 15 seconds. Scattered showers and isolated tstms. .SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft. Period 14 seconds. .SUN...Variable winds less than 5 kt. Seas 4 to 6 ft. Period 14 seconds. .SUN NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft. Period 13 seconds. .MON...NE to E winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .MON NIGHT...E winds 10 kt. Seas 4 to 6 ft. Period 12 seconds. .TUE...E winds 10 kt. Seas 4 to 6 ft. Period 12 seconds. .TUE NIGHT...SE winds 10 kt. Seas 4 to 6 ft. Period 13 seconds. $$ PMZ113-282230- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 318 AM PDT Fri Aug 28 2020 .TODAY...Variable winds less than 5 kt Offshore Gulf of Papagayo, and W to NW 10 kt Elsewhere. Seas 5 to 7 ft. Period 16 seconds. Scattered showers and isolated tstms. .TONIGHT...Variable winds less than 5 kt Offshore Gulf of Papagayo, and W 10 kt Elsewhere. Seas 5 to 7 ft. Period 15 seconds. Scattered showers and isolated tstms. .SAT...Offshore Gulf of Papagayo, NE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, variable winds less than 5 kt. Seas 5 to 7 ft. Period 14 seconds. Scattered showers and isolated tstms. .SAT NIGHT...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming NE to E 10 kt late. Elsewhere, variable winds less than 5 kt. Seas 5 to 7 ft. Period 14 seconds. Scattered showers and isolated tstms. .SUN...NE to E winds 10 kt. Seas 4 to 6 ft. Period 14 seconds. .SUN NIGHT...SE winds 10 kt. Seas 4 to 6 ft. Period 13 seconds. .MON...NE to E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 4 to 6 ft. Period 13 seconds. .MON NIGHT...Offshore Gulf of Papagayo, SE winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, S winds 10 to 15 kt. Seas 5 to 7 ft. Period 20 seconds. .TUE...Offshore Gulf of Papagayo, E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 19 seconds. .TUE NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 18 seconds. $$ PMZ115-282230- North Costa Rica to West Panama to 250 nm offshore- 318 AM PDT Fri Aug 28 2020 .TODAY...SW winds 10 to 15 kt. Seas 6 to 8 ft. Period 16 seconds. Scattered showers and isolated tstms. .TONIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft. Period 15 seconds. Scattered showers and isolated tstms. .SAT...SW winds 10 kt. Seas 6 to 8 ft. Period 16 seconds. Scattered tstms. .SAT NIGHT...SW to W winds 10 kt. Seas 5 to 7 ft. Period 15 seconds. Scattered tstms. .SUN...Variable winds less than 5 kt Near the Azuero Peninsula, and S to SW 10 to 15 kt Elsewhere. Seas 5 to 7 ft. Period 13 seconds. .SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 13 seconds. .MON...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 21 seconds. .MON NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 20 seconds. .TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 19 seconds. .TUE NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft. Period 17 seconds. $$ PMZ117-282230- East Panama and Colombia including the Gulf of Panama- 318 AM PDT Fri Aug 28 2020 .TODAY...SW to W winds 10 to 15 kt. Seas 6 to 8 ft. Period 16 seconds. Scattered showers and isolated tstms. .TONIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft. Period 15 seconds. Scattered showers and isolated tstms. .SAT...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 14 seconds. Scattered showers and isolated tstms. .SAT NIGHT...SW winds 10 kt. Seas 5 to 7 ft. Period 14 seconds. Scattered showers and isolated tstms. .SUN...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .SUN NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .MON...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 20 seconds. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 20 seconds. .TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 19 seconds. .TUE NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft. Period 17 seconds. $$ PMZ119-282230- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 318 AM PDT Fri Aug 28 2020 .TODAY...Gulf of Guayaquil, variable winds less than 5 kt, becoming W to NW 10 kt in the afternoon. Elsewhere, S to SW winds 10 kt. Seas 4 to 6 ft Gulf of Guayaquil, and 6 to 9 ft Elsewhere. Period 16 seconds. .TONIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft Gulf of Guayaquil, and 6 to 8 ft Elsewhere. Period 15 seconds. .SAT...Gulf of Guayaquil, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 3 to 5 ft Gulf of Guayaquil, and 6 to 8 ft Elsewhere. Period 16 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 15 seconds. .SUN...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 14 seconds. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 21 seconds. .MON...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 2 to 4 ft Gulf of Guayaquil, and 5 to 7 ft Elsewhere. Period 20 seconds. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft Gulf of Guayaquil, and 6 to 8 ft Elsewhere. Period 19 seconds. .TUE...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 3 to 5 ft Gulf of Guayaquil, and 6 to 8 ft Elsewhere. Period 17 seconds. .TUE NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft Gulf of Guayaquil, and 6 to 9 ft Elsewhere. Period 16 seconds. $$ PMZ121-282230- Ecuador between 250 and 500 nm offshore- 318 AM PDT Fri Aug 28 2020 .TODAY...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. Period 15 seconds. .TONIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. Period 15 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 16 seconds. .SAT NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. Period 14 seconds. .SUN...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. .SUN NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. Period 21 seconds. .MON...S winds 15 kt. Seas 5 to 7 ft. Period 21 seconds. .MON NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. Period 19 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. Period 17 seconds. .TUE NIGHT...S winds 10 to 15 kt. Seas 6 to 9 ft. Period 16 seconds. $$ PMZ123-282230- Offshore Galapagos Islands- 318 AM PDT Fri Aug 28 2020 .TODAY...SE winds 10 to 15 kt. Seas 6 to 8 ft. Period 15 seconds. .TONIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. Period 16 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 15 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 13 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 13 seconds. .SUN NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 21 seconds. .MON...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 21 seconds. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. Period 19 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft. Period 17 seconds. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft. Period 16 seconds. $$ Forecaster ERA