026 FZPN28 KNHC 281556 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 856 AM PDT Thu May 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. PMZ101-290400- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 856 AM PDT Thu May 28 2020 .SYNOPSIS...Hazardous marine conditions will develop Fri into early next week as winds and seas increase over the offshore waters, in association with a developing Central American Gyre and possible tropical cyclone formation. A tropical depression is likely to form within the gyre this weekend offshore of Guatemala and El Salvador and drift northward. Long-period SW swell will continue propagating across the region through early next week. $$ PMZ111-290400- Guatemala and El Salvador to 250 nm offshore- 856 AM PDT Thu May 28 2020 .TODAY...N winds 10 kt, shifting to E in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. Scattered tstms. .TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. Numerous showers and scattered tstms. .FRI...NE to E winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. Numerous showers and scattered tstms. .FRI NIGHT...NE winds increasing to 20 to 25 kt. Seas building to 7 to 10 ft in S to SW swell. Period 15 seconds. Numerous showers and scattered tstms. .SAT...N winds 15 to 20 kt. Seas 7 to 11 ft in S to SW swell. Period 15 seconds. .SAT NIGHT...S to SW winds 20 to 25 kt. Seas 8 to 12 ft in S swell. Period 19 seconds. .SUN...S to SW winds 20 to 25 kt. Seas 8 to 12 ft in S swell. Period 19 seconds. .SUN NIGHT...SW winds 20 to 25 kt. Seas 9 to 13 ft in SW to W swell. Period 18 seconds. .MON...SW winds 15 to 20 kt. Seas 7 to 11 ft in SW swell. Period 17 seconds. .MON NIGHT...SW winds 15 to 20 kt. Seas 6 to 9 ft in SW to W swell. Period 16 seconds. $$ PMZ113-290400- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 856 AM PDT Thu May 28 2020 .TODAY...Offshore Gulf of Papagayo, E to SE winds 10 to 15 kt early in the morning, becoming variable less than 10 kt. Elsewhere, E to SE winds 10 kt. Seas 5 to 7 ft. Period 18 seconds. Numerous showers and scattered tstms. .TONIGHT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 17 seconds. Numerous showers and scattered tstms. .FRI...E to SE winds 10 to 15 kt Offshore Gulf of Papagayo, and SE 15 to 20 kt Elsewhere. Seas 6 to 9 ft in SW swell. Period 19 seconds. Numerous showers and scattered tstms. .FRI NIGHT...SE winds 15 to 20 kt Offshore Gulf of Papagayo, and S 20 to 25 kt Elsewhere. Seas 7 to 11 ft in SW swell. Period 20 seconds. Numerous showers and scattered tstms. .SAT...S winds 15 to 20 kt Offshore Gulf of Papagayo, and S to SW 20 to 25 kt Elsewhere. Seas 9 to 13 ft in S to SW swell. Period 20 seconds. .SAT NIGHT...S to SW winds 10 to 15 kt Offshore Gulf of Papagayo, and S to SW 20 to 25 kt Elsewhere. Seas 8 to 12 ft in SW swell. Period 19 seconds. .SUN...S to SW winds 10 to 15 kt Offshore Gulf of Papagayo, and S to SW 15 to 20 kt Elsewhere. Seas 8 to 12 ft in SW swell. Period 19 seconds. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 7 to 11 ft in SW swell. Period 18 seconds. .MON...Variable winds less than 10 kt Offshore Gulf of Papagayo, and S to SW 10 to 15 kt Elsewhere. Seas 6 to 9 ft in SW swell. Period 17 seconds. .MON NIGHT...W winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. $$ PMZ115-290400- North Costa Rica to West Panama to 250 nm offshore- 856 AM PDT Thu May 28 2020 .TODAY...Near the Azuero Peninsula, variable winds less than 10 kt, becoming S to SW 10 kt in the afternoon. Elsewhere, SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period 18 seconds. Numerous showers and scattered tstms. .TONIGHT...SW winds 10 kt Near the Azuero Peninsula, and SW 15 to 20 kt Elsewhere. Seas 6 to 8 ft in SW swell. Period 17 seconds. Numerous showers and scattered tstms. .FRI...SW winds 10 to 15 kt Near the Azuero Peninsula, and S to SW 15 to 20 kt Elsewhere. Seas 6 to 9 ft in SW swell. Period 18 seconds. Numerous showers and scattered tstms. .FRI NIGHT...SW winds 15 to 20 kt. Seas 7 to 10 ft in S to SW swell. Period 16 seconds. Numerous showers and scattered tstms. .SAT...SW winds 15 to 20 kt. Seas 7 to 10 ft in SW swell. Period 15 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas 6 to 9 ft in SW to W swell. Period 19 seconds. .SUN...SW winds 10 kt. Seas 6 to 8 ft in SW swell. Period 19 seconds. .SUN NIGHT...SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .MON...SW to W winds 10 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .MON NIGHT...Variable winds less than 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. $$ PMZ117-290400- East Panama and Colombia including the Gulf of Panama- 856 AM PDT Thu May 28 2020 .TODAY...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period 18 seconds. Numerous showers and scattered tstms. .TONIGHT...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period 17 seconds. Numerous showers and scattered tstms. .FRI...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 16 seconds. Numerous showers and scattered tstms. .FRI NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. Scattered showers and isolated tstms. .SAT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. .SAT NIGHT...SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .SUN...SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .SUN NIGHT...SW winds 10 kt Gulf of Panama, and variable less than 10 kt Elsewhere. Seas 5 to 7 ft in SW swell. Period 18 seconds. .MON...SW to W winds 10 kt Gulf of Panama, and variable less than 10 kt Elsewhere. Seas 5 to 7 ft in SW swell. Period 17 seconds. .MON NIGHT...Variable winds less than 10 kt Gulf of Panama, and SW to W 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. $$ PMZ119-290400- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 856 AM PDT Thu May 28 2020 .TODAY...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .TONIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .FRI...Gulf of Guayaquil, variable winds less than 10 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .FRI NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 14 seconds. .SAT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .SAT NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .SUN...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .MON...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. $$ PMZ121-290400- Ecuador between 250 and 500 nm offshore- 856 AM PDT Thu May 28 2020 .TODAY...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .FRI...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .SUN NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .MON...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 16 seconds. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 15 seconds. $$ PMZ123-290400- Offshore Galapagos Islands- 856 AM PDT Thu May 28 2020 .TODAY...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .FRI...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 18 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .SUN NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .MON...SE winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 16 seconds. .MON NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. $$ Forecaster B Reinhart