129 FZPN28 KNHC 202143 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 243 PM PDT Mon May 20 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. PMZ101-210945- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 243 PM PDT Mon May 20 2019 .SYNOPSIS...A weak pressure pattern will maintain light to gentle winds across the majority of the region for the next several days. Scattered to numerous showers and thunderstorms are possible over these waters through the remainder of this week. $$ PMZ111-210945- Guatemala and El Salvador to 250 nm offshore- 243 PM PDT Mon May 20 2019 .TONIGHT...E to SE winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. .TUE...E winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .TUE NIGHT...S to SW winds 10 kt, shifting to NW to N late. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .WED...N to NE winds 10 kt, shifting to S in the afternoon. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .WED NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU...NE to E winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU NIGHT...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .FRI...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .FRI NIGHT...E to SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .SAT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 18 seconds. .SAT NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 17 seconds. $$ PMZ113-210945- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 243 PM PDT Mon May 20 2019 .TONIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .TUE...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 20 seconds. Scattered showers and isolated thunderstorms. .TUE NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. Scattered showers and isolated thunderstorms. .WED...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .WED NIGHT...SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt Offshore Gulf of Papagayo, and SW 10 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .THU NIGHT...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming NE to E 10 kt late. Elsewhere, S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .FRI...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .SAT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and NE to E 10 to 15 kt Elsewhere. Seas 5 to 7 ft in SW swell. Period 18 seconds. .SAT NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and SE to S 10 to 15 kt Elsewhere. Seas 6 to 8 ft in SW swell. Period 17 seconds. $$ PMZ115-210945- North Costa Rica to West Panama to 250 nm offshore- 243 PM PDT Mon May 20 2019 .TONIGHT...Near the Azuero Peninsula, SW winds 10 kt early in the evening, becoming variable less than 5 kt, then, becoming SW to W 10 kt late. Elsewhere, SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .TUE...Near the Azuero Peninsula, variable winds less than 5 kt, becoming SW 10 kt in the afternoon. Elsewhere, SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 19 seconds. Scattered showers and isolated thunderstorms. .TUE NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. Scattered showers and isolated thunderstorms. .WED...SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .WED NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S swell. Period 16 seconds. .FRI...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S swell. Period 18 seconds. .FRI NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 18 seconds. .SAT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. .SAT NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. $$ PMZ117-210945- East Panama and Colombia including the Gulf of Panama- 243 PM PDT Mon May 20 2019 .TONIGHT...SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 17 seconds. .TUE...SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 20 seconds. Scattered showers and isolated thunderstorms. .TUE NIGHT...SW to W winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. Scattered showers and isolated thunderstorms. .WED...Gulf of Panama, SW to W winds 10 kt early in the morning, becoming variable less than 5 kt. Elsewhere, SW to W winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. Scattered showers and isolated thunderstorms. .WED NIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...Variable winds less than 5 kt Gulf of Panama, and W 10 kt Elsewhere. 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 W 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 20 seconds. .FRI...Variable winds less than 5 kt Gulf of Panama, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 19 seconds. .FRI NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW to W 10 to 15 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period 19 seconds. .SAT...Gulf of Panama, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. $$ PMZ119-210945- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 243 PM PDT Mon May 20 2019 .TONIGHT...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 20 seconds. .TUE...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 19 seconds. .TUE NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .WED...S to SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .WED NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. .THU...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. .FRI...Gulf of Guayaquil, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. .FRI NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .SAT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .SAT NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. $$ PMZ121-210945- Ecuador between 250 and 500 nm offshore- 243 PM PDT Mon May 20 2019 .TONIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 19 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 18 seconds. .TUE NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S swell. Period 17 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 5 to 7 ft in S swell. Period 16 seconds. Scattered moderate isolated strong convection was noted within 90 nm of the monsoon trough between 110W and 123W. Scattered moderate isolated strong convection was noted within 90 nm south of the ITCZ between 123W and 135W. Scattered moderate isolated strong convection was noted from 03N to 07N W of 135W. MONSOON TROUGH FROM 08N78W TO 08N84W TO 10N90W TO 10N105W TO 07N120W. ITCZ FROM 07N120W TO 07N128W TO 05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 12N BETWEEN 80W AND 104W. SCATTERED MODERATE FROM 04N TO 10N BETWEEN 108W AND 134W. .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. .FRI...SE to S winds 10 kt. Seas 5 to 7 ft in S swell. Period 18 seconds. .FRI NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. $$ PMZ123-210945- Offshore Galapagos Islands- 243 PM PDT Mon May 20 2019 .TONIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 17 seconds. .WED...SE winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 16 seconds. .WED NIGHT...E to SE winds 10 kt. Seas 5 to 7 ft in S swell. Period 16 seconds. .THU...SE winds 10 kt. Seas 5 to 7 ft in SE to S swell. Period 19 seconds. .THU NIGHT...SE winds 10 kt. Seas 5 to 7 ft in S swell. Period 19 seconds. .FRI...SE winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .FRI NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .SAT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .SAT NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. $$ Forecaster Formosa