438 FZPN28 KNHC 181642 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 942 AM PDT Sun Aug 18 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. PMZ101-190445- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 942 AM PDT Sun Aug 18 2019 .SYNOPSIS...Low pressure located 12N92W will shift W-NW at around 5-10 kt accompanied by numerous showers and thunderstorms and gusty winds moving into the SE Mexico waters today through Tue. This low has a medium chance for tropical cyclone formation during the next couple of days. Otherwise gentle to moderate monsoonal winds will prevail S of 10N. Long period SW swell will impact the offshore waters W of Ecuador by mid-week. $$ PMZ111-190445- Guatemala and El Salvador to 250 nm offshore- 942 AM PDT Sun Aug 18 2019 .TODAY...SW winds 10 to 15 kt in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered showers and tstms. .TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered showers and isolated tstms. .MON...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms. .MON NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms. .TUE...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .TUE NIGHT...SE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 4 to 6 ft in SW swell. Period 18 seconds. .WED...Variable winds less than 5 kt, becoming E to SE 10 kt in the afternoon. Seas 4 to 6 ft in SW swell. Period 21 seconds. .WED NIGHT...SE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 4 to 6 ft in SW swell. Period 21 seconds. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .THU NIGHT...NE to E winds 10 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. $$ PMZ113-190445- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 942 AM PDT Sun Aug 18 2019 .TODAY...W winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 17 seconds. Scattered showers and tstms. .TONIGHT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and W to NW 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 18 seconds. Scattered showers and isolated tstms. .MON...Offshore Gulf of Papagayo, NE to E winds 20 kt, diminishing to 10 to 15 kt in the afternoon. Elsewhere, N to NE winds 10 to 15 kt, shifting to S in the afternoon. Seas 3 to 5 ft. Period 17 seconds. Scattered showers and isolated tstms. .MON NIGHT...E winds 15 to 20 kt Offshore Gulf of Papagayo, and S to SW 10 to 15 kt Elsewhere. Seas 3 to 5 ft. Period 16 seconds. Scattered showers and isolated tstms. .TUE...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .TUE NIGHT...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming NE to E 10 kt late. Elsewhere, S winds 10 kt, shifting to W to NW late. Seas 3 to 5 ft. Period 16 seconds. .WED...NE winds 10 kt. Seas 3 to 5 ft. Period 21 seconds. .WED NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and NE to E 10 to 15 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period 21 seconds. .THU...E winds 15 to 20 kt. Seas 5 to 7 ft. Period 19 seconds. .THU NIGHT...E winds 15 to 20 kt Offshore Gulf of Papagayo, and SE 10 to 15 kt Elsewhere. Seas 5 to 7 ft. Period 18 seconds. $$ PMZ115-190445- North Costa Rica to West Panama to 250 nm offshore- 942 AM PDT Sun Aug 18 2019 .TODAY...SW to W winds 10 kt in the afternoon. Seas 3 to 5 ft. Period 17 seconds. .TONIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. Scattered showers and isolated tstms. .MON...Near the Azuero Peninsula, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, SW winds 10 to 15 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. Scattered showers and isolated tstms. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. Scattered showers and isolated tstms. .TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .TUE NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and SW to W 10 kt Elsewhere. Seas 3 to 5 ft. Period 17 seconds. .WED...Near the Azuero Peninsula, variable winds less than 5 kt in the morning. Variable winds less than 5 kt in the afternoon. Elsewhere, SW winds 10 kt in the morning. Seas 3 to 5 ft. Period 21 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 21 seconds. .THU...E winds 10 kt Near the Azuero Peninsula, and variable less than 5 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period 20 seconds. .THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in SW swell. Period 19 seconds. $$ PMZ117-190445- East Panama and Colombia including the Gulf of Panama- 942 AM PDT Sun Aug 18 2019 .TODAY...W winds 10 kt in the afternoon. Seas 4 to 6 ft in SW swell. Period 18 seconds. .TONIGHT...Gulf of Panama, variable winds less than 5 kt, becoming SW to W 10 kt late. Elsewhere, SW to W winds 10 to 15 kt. Seas 4 to 6 ft in SW swell. Period 18 seconds. .MON...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. Scattered showers and isolated tstms. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. Scattered showers and isolated tstms. .TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. .TUE NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 18 seconds. .WED...Gulf of Panama, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, SW winds 10 kt. Seas 3 to 5 ft. Period 23 seconds. .WED NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW to W 10 kt Elsewhere. Seas 3 to 5 ft. Period 22 seconds. .THU...Gulf of Panama, N to NE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, SW winds 10 kt. Seas 4 to 6 ft. Period 21 seconds. .THU NIGHT...Variable winds less than 5 kt Gulf of Panama, and SW 10 kt Elsewhere. Seas 5 to 7 ft in SW swell. Period 19 seconds. $$ PMZ119-190445- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 942 AM PDT Sun Aug 18 2019 .TODAY...S to SW winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 19 seconds. .TONIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 19 seconds. .MON...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. .TUE...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 18 seconds. .TUE NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period 20 seconds. .WED...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, SW winds 10 kt. Seas 3 to 5 ft. Period 21 seconds. .WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 20 seconds. .THU...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. $$ PMZ121-190445- Ecuador between 250 and 500 nm offshore- 942 AM PDT Sun Aug 18 2019 .TODAY...S winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 15 seconds. .TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .MON...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .MON NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .TUE...S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .TUE NIGHT...S winds 10 kt. Seas 3 to 5 ft. Period 21 seconds. .WED...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 20 seconds. .WED NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .THU...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .THU NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. $$ PMZ123-190445- Offshore Galapagos Islands- 942 AM PDT Sun Aug 18 2019 .TODAY...SE to S winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 20 seconds. .TONIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 19 seconds. .MON...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds. .MON NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period 18 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period 22 seconds. .TUE NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 21 seconds. .WED...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .WED NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .THU...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. $$ Forecaster Stripling