754 FZPN28 KNHC 202109 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL Issued by NWS Ocean Prediction Center Washington DC 209 PM PDT Wed Oct 20 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. PMZ101-210915- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 209 PM PDT Wed Oct 20 2021 .SYNOPSIS...A broad area of disturbed weather is producing some disorganized showers and thunderstorms within a couple of hundred miles of the coasts of southern Mexico and Guatemala. Environmental conditions are expected to be conducive for gradual development of this system during the next few days, and a tropical depression is likely to form by this weekend while the system moves slowly west- northwestward to northwestward near or just offshore the coast of southern Mexico. Otherwise, mainly gentle to moderate S to SW winds are expected across the forecast area with seas of 3 to 5 ft in SW swell. By Sat night into Sun, expect building seas of 6 to 7 ft in SW swell between Ecuador and the Galapagos Islands. $$ PMZ111-210915- Guatemala and El Salvador to 250 nm offshore- 209 PM PDT Wed Oct 20 2021 .TONIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 12 seconds. Scattered tstms. .THU...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 12 seconds. Scattered tstms. .THU NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 12 seconds. Scattered tstms. .FRI...W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms. .FRI NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .SAT...W winds 10 kt. Seas 4 to 6 ft in SW swell. Period 11 seconds. .SAT NIGHT...W winds 10 kt. Seas 4 to 6 ft in SW swell. Period 20 seconds. .SUN...W winds 10 kt. Seas 5 to 7 ft in SW to W swell. Period 20 seconds. .SUN NIGHT...W winds 10 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. .MON...Variable winds less than 5 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. $$ PMZ113-210915- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 209 PM PDT Wed Oct 20 2021 .TONIGHT...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming N to NE 10 to 15 kt late. Elsewhere, SW to W winds 10 kt. Seas 4 to 6 ft. Period 12 seconds. Scattered showers and isolated tstms. .THU...SW to W winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. Scattered showers and isolated tstms. .THU NIGHT...W winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. Scattered showers and isolated tstms. .FRI...Offshore Gulf of Papagayo, NE to E winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, W to NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. Scattered showers and isolated tstms. .FRI NIGHT...Variable winds less than 5 kt Offshore Gulf of Papagayo, and W 10 to 15 kt Elsewhere. Seas 2 to 4 ft. Period 14 seconds. .SAT...Variable winds less than 5 kt Offshore Gulf of Papagayo, and NW 10 kt Elsewhere. Seas 2 to 4 ft. Period 14 seconds. .SAT NIGHT...Variable winds less than 5 kt Offshore Gulf of Papagayo, and W to NW 10 kt Elsewhere. Seas 3 to 5 ft. Period 20 seconds. .SUN...Variable winds less than 5 kt Offshore Gulf of Papagayo, and W 10 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period 20 seconds. .SUN NIGHT...W winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. .MON...Variable winds less than 5 kt Offshore Gulf of Papagayo, and SW to W 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .MON NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ PMZ115-210915- North Costa Rica to West Panama to 250 nm offshore- 209 PM PDT Wed Oct 20 2021 .TONIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. Scattered showers and isolated tstms. .THU...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. Scattered showers and isolated tstms. .THU NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. Scattered showers and isolated tstms. .FRI...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. Scattered showers and isolated tstms. .FRI NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .SAT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. .SAT NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 21 seconds. .SUN...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 20 seconds. .SUN NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .MON...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. $$ PMZ117-210915- East Panama and Colombia including the Gulf of Panama- 209 PM PDT Wed Oct 20 2021 .TONIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. Scattered showers and isolated tstms. .THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered tstms. .THU NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms. .FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. Numerous showers and scattered tstms. .FRI NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .SAT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 21 seconds. .SUN...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 20 seconds. .SUN NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 19 seconds. .MON...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell. Period 17 seconds. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. $$ PMZ119-210915- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 209 PM PDT Wed Oct 20 2021 .TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .THU...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .FRI...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .FRI NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. .SAT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 20 seconds. .SAT NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 20 seconds. .SUN...S to SW winds 10 kt. Seas 6 to 9 ft in S to SW swell. Period 18 seconds. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. .MON NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. $$ PMZ121-210915- Ecuador between 250 and 500 nm offshore- 209 PM PDT Wed Oct 20 2021 .TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .THU...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .THU NIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 14 seconds. .FRI...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 14 seconds. .FRI NIGHT...S winds 10 kt. Seas 3 to 5 ft. Period 20 seconds. .SAT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 20 seconds. .SAT NIGHT...S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 20 seconds. .SUN...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 18 seconds. .SUN NIGHT...S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .MON...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .MON NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. $$ PMZ123-210915- Offshore Galapagos Islands- 209 PM PDT Wed Oct 20 2021 .TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .THU...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .THU NIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 15 seconds. .FRI...S winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. .FRI NIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 20 seconds. .SAT...SE to S winds 10 kt. Seas 6 to 8 ft in SW swell. Period 20 seconds. .SAT NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 19 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .SUN NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .MON...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .MON NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. $$ Forecaster NATIONALHURRICANE CENTER