911 FZPN28 KNHC 240136 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 636 PM PDT Mon Aug 23 2021 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. PMZ101-241345- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 636 PM PDT Mon Aug 23 2021 .SYNOPSIS...Scattered showers and isolated thunderstorms will continue along the coast and offshore waters from Colombia northward under the influence of moist monsoonal winds, and the passage of two tropical waves across the region. Gentle to moderate winds will prevail north of the monsoon trough, pulsing to fresh in the Papagayo region. Moderate to fresh S to SW winds south of the monsoon trough will diminish somewhat by the end of the week. Long period SW swell will reach the coast of Central America tonight with a somewhat larger and reinforcing set from the middle through the end of the week. $$ PMZ111-241345- Guatemala and El Salvador to 250 nm offshore- 636 PM PDT Mon Aug 23 2021 .TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. Scattered tstms through the night. .TUE...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 17 seconds. Scattered showers and isolated tstms. .TUE NIGHT...SW winds 10 to 15 kt, shifting to NE late. Seas 5 to 7 ft in S swell. Period 16 seconds. Scattered showers and isolated tstms. .WED...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered tstms. .WED NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 18 seconds. .THU NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. .FRI...W to NW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .FRI NIGHT...W winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .SAT...W winds 10 kt. Seas 4 to 6 ft in SW swell. Period 15 seconds. .SAT NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell. Period 14 seconds. $$ PMZ113-241345- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 636 PM PDT Mon Aug 23 2021 .TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the night. .TUE...W to NW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. Scattered showers and isolated tstms. .TUE NIGHT...NE winds 15 to 20 kt Offshore Gulf of Papagayo, and W to NW 10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered tstms. .WED...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and N 10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Numerous showers and scattered tstms. .WED NIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. .THU...N winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .THU NIGHT...NW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. .FRI...W to NW winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 15 seconds. .FRI NIGHT...W winds 10 to 15 kt. Seas 7 to 10 ft in S to SW swell. Period 11 seconds. .SAT...W winds 10 kt. Seas 7 to 10 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...Variable winds less than 5 kt Offshore Gulf of Papagayo, and SW to W 10 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 13 seconds. $$ PMZ115-241345- North Costa Rica to West Panama to 250 nm offshore- 636 PM PDT Mon Aug 23 2021 .TONIGHT...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. Scattered showers and isolated tstms. .TUE...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. Scattered tstms. .TUE NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 16 seconds. Numerous showers and scattered tstms. .WED...SW winds 15 to 20 kt. Seas 6 to 8 ft. Period 14 seconds. Numerous showers and scattered tstms. .WED NIGHT...SW winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 8 seconds. .THU...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period 18 seconds. .THU NIGHT...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period 17 seconds. .FRI...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 16 seconds. .FRI NIGHT...SW to W winds 10 to 15 kt. Seas 7 to 10 ft in S to SW swell. Period 13 seconds. .SAT...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 14 seconds. .SAT NIGHT...SW winds 10 kt. Seas 5 to 7 ft in S swell. Period 12 seconds. $$ PMZ117-241345- East Panama and Colombia including the Gulf of Panama- 636 PM PDT Mon Aug 23 2021 .TONIGHT...SW to W winds 15 to 20 kt. Seas 4 to 6 ft. Period 20 seconds. Scattered showers and isolated tstms through the night. .TUE...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 19 seconds. Numerous showers and scattered tstms. .TUE NIGHT...SW winds 15 to 20 kt. Seas 4 to 6 ft. Period 17 seconds. Scattered tstms. .WED...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 16 seconds. Numerous showers and scattered tstms. .WED NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .THU...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .THU NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .FRI NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 16 seconds. .SAT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 15 seconds. .SAT NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 14 seconds. $$ PMZ119-241345- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 636 PM PDT Mon Aug 23 2021 .TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .TUE...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .TUE NIGHT...W winds 10 to 15 kt Gulf of Guayaquil, and S to SW 15 to 20 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .WED...W to NW winds 10 to 15 kt Gulf of Guayaquil, and S to SW 15 to 20 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .WED NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. .THU...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .FRI...S to SW winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .FRI NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .SAT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .SAT NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. $$ PMZ121-241345- Ecuador between 250 and 500 nm offshore- 636 PM PDT Mon Aug 23 2021 .TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .TUE...S winds 15 kt. Seas 5 to 7 ft. Period 16 seconds. .TUE NIGHT...S winds 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .WED...S winds 15 to 20 kt. Seas 5 to 7 ft. Period 14 seconds. .WED NIGHT...S winds 15 kt. Seas 5 to 7 ft in S swell. Period 11 seconds. .THU...S winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 11 seconds. .THU NIGHT...S winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 11 seconds. .FRI...S winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 12 seconds. .FRI NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S swell. Period 12 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 12 seconds. .SAT NIGHT...S winds 10 kt. Seas 5 to 7 ft in S swell. Period 11 seconds. $$ PMZ123-241345- Offshore Galapagos Islands- 636 PM PDT Mon Aug 23 2021 .TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 18 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. .WED...SE to S winds 15 to 20 kt. Seas 6 to 8 ft in S swell. Period 17 seconds. .WED NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 17 seconds. .THU...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 16 seconds. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 15 seconds. .FRI...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 14 seconds. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 13 seconds. .SAT...SE winds 10 to 15 kt. Seas 6 to 8 ft in SE to S swell. Period 13 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. Period 15 seconds. $$ Forecaster Lewitsky