000 FZPN28 KNHC 221633 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 933 AM PDT Sun Oct 22 2023 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. PMZ101-230445- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 933 AM PDT Sun Oct 22 2023 .SYNOPSIS...Newly upgraded Tropical Depression Eighteen-E is near 9.9N 96.7W at 8 AM PDT, and is moving north at 2 kt. Maximum sustained winds are 30 kt with gusts to 40 kt, and the minimum central pressure is 1006 mb. Eighteen-E will strengthen to a tropical storm near 10.2N 96.8W this evening, move to 10.8N 96.8W Mon morning, 11.8N 96.7W Mon evening, 12.8N 96.9W Tue morning, 13.4N 97.4W Tue evening, and 13.7N 97.7W Wed morning. Eighteen-E will change little in intensity as it moves to near 13.9N 98.1W early Thu. Winds will increase to locally fresh across the South America and Galapagos Islands offshore waters briefly on Mon. Mixed swell across most of the waters, bringing seas 6 to 8 ft, will continue through most of the week. $$ PMZ111-230445- Guatemala and El Salvador to 250 nm offshore- 933 AM PDT Sun Oct 22 2023 .TODAY...SE to S winds 25 to 30 kt in the afternoon. Seas 6 to 9 ft in SW to W swell. Period 18 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...SE to S winds 20 to 25 kt. Seas 6 to 9 ft in SW to W swell. Period 17 seconds. Scattered showers and isolated tstms through the night. .MON...TROPICAL STORM CONDITIONS POSSIBLE. S winds 20 to 25 kt. Seas 7 to 10 ft in SW swell. Period 16 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...SW winds 15 to 20 kt. Seas 7 to 10 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the night. .TUE...SW winds 15 to 20 kt. Seas 6 to 9 ft in S to SW swell. Period 14 seconds. .TUE NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 14 seconds. .WED...W winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 14 seconds. .WED NIGHT...W to NW winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 14 seconds. .THU...SW winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. $$ PMZ113-230445- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 933 AM PDT Sun Oct 22 2023 .TODAY...SW winds 10 kt in the afternoon. Seas 5 to 7 ft in SW to W swell. Period 19 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft. Period 19 seconds. Scattered showers and isolated tstms through the night. .MON...Offshore Gulf of Papagayo, N to NE winds 10 kt in the morning, becoming variable winds less than 5 kt. Elsewhere, W winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...W to NW winds 10 kt. Seas 5 to 7 ft in SW to W swell. Period 17 seconds. Scattered showers and isolated tstms through the night. .TUE...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Elsewhere, W winds 10 to 15 kt. Seas 4 to 6 ft in SW to W swell. Period 15 seconds. .TUE NIGHT...Offshore Gulf of Papagayo, 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 to W swell. Period 15 seconds. .WED...Variable winds less than 5 kt Offshore Gulf of Papagayo, and W 10 to 15 kt Elsewhere. Seas 4 to 6 ft in SW to W swell. Period 14 seconds. .WED NIGHT...Offshore Gulf of Papagayo, SW winds 10 kt in the evening, becoming variable winds less than 5 kt. Elsewhere, SW to W winds 10 to 15 kt. Seas 4 to 6 ft in SW swell. Period 14 seconds. .THU...Offshore Gulf of Papagayo, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, W winds 15 to 20 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. $$ PMZ115-230445- North Costa Rica to West Panama to 250 nm offshore- 933 AM PDT Sun Oct 22 2023 .TODAY...SW to W winds 10 kt in the afternoon. Seas 4 to 6 ft in SW to W swell. Period 21 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in W swell. Period 20 seconds. Scattered showers and isolated tstms through the night. .MON...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period 17 seconds. Scattered showers and isolated tstms through the night. .TUE...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period 16 seconds. .TUE NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .WED...W winds 10 kt. Seas 4 to 6 ft in W swell. Period 14 seconds. .WED NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .THU...W winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. $$ PMZ117-230445- East Panama and Colombia including the Gulf of Panama- 933 AM PDT Sun Oct 22 2023 .TODAY...SW to W winds 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Period 16 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered showers and isolated tstms through the night. .MON...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 19 seconds. Scattered showers and isolated tstms through the night. .TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell. Period 18 seconds. .TUE NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .WED...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 4 to 6 ft. Period 15 seconds. .WED NIGHT...SW to W winds 10 kt Gulf of Panama, and SW to W 15 to 20 kt Elsewhere. Seas 4 to 6 ft. Period 15 seconds. .THU...SW winds 10 to 15 kt Gulf of Panama, and SW 15 to 20 kt Elsewhere. Seas 5 to 7 ft in SW swell. Period 15 seconds. $$ PMZ119-230445- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 933 AM PDT Sun Oct 22 2023 .TODAY...SW winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 15 seconds. .TONIGHT...S to SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 15 seconds. .MON...S to SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 15 seconds. .MON NIGHT...S to SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 19 seconds. .TUE...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 18 seconds. .TUE NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell. Period 17 seconds. .WED...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .WED NIGHT...S to SW winds 15 to 20 kt. Seas 4 to 6 ft. Period 15 seconds. .THU...S to SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 15 seconds. $$ PMZ121-230445- Ecuador between 250 and 500 nm offshore- 933 AM PDT Sun Oct 22 2023 .TODAY...S winds 10 to 15 kt in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .TONIGHT...SE to S winds 15 to 20 kt. Seas 5 to 7 ft. Period 15 seconds. .MON...S winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 14 seconds. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 17 seconds. .TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period 17 seconds. .WED...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .WED NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .THU...S winds 15 to 20 kt. Seas 5 to 7 ft. Period 14 seconds. $$ PMZ123-230445- Offshore Galapagos Islands- 933 AM PDT Sun Oct 22 2023 .TODAY...SE to S winds 10 to 15 kt in the afternoon. Seas 6 to 8 ft in W to NW swell. Period 21 seconds. .TONIGHT...SE to S winds 15 to 20 kt. Seas 6 to 8 ft in W to NW swell. Period 20 seconds. .MON...SE to S winds 15 to 20 kt. Seas 6 to 8 ft in W to NW swell. Period 19 seconds. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 18 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 17 seconds. .TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 16 seconds. .WED...S winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell. Period 15 seconds. .WED NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .THU...S winds 15 to 20 kt. Seas 5 to 7 ft. Period 14 seconds. $$ Forecaster AKR