FZPN28 KNHC 150821 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 121 AM PDT Wed Apr 15 2026 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. PMZ101-152030- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 121 AM PDT Wed Apr 15 2026 .SYNOPSIS...Broad high pressure will continue N of the region into Wed night before gradually weakening through the end of the week. This will maintain fresh gap winds pulsing to strong during the nighttime and early morning hours across the Papagayo region to near 90W through Wed night, then yield moderate winds pulsing to fresh each night into the weekend. In the Gulf of Panama, moderate northerly winds will pulse to fresh tonight and Wed night, then will diminish slightly through the rest of the week. Light to gentle winds and moderate seas will prevail elsewhere. Active convection occurring N of the Galapagos tonight will gradually shift westward and out of the area through Fri night. $$ PMZ111-152030- Guatemala and El Salvador to 250 nm offshore- 121 AM PDT Wed Apr 15 2026 .TODAY...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .TONIGHT...S to SW winds 10 kt, shifting to NW late. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...NE winds 10 kt, shifting to SE in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered showers through the day. .THU NIGHT...SW winds 10 kt, shifting to NW late. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .FRI...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .FRI NIGHT...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SAT...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN...N to NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. $$ PMZ113-152030- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 121 AM PDT Wed Apr 15 2026 .TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in S swell. Period 16 seconds. .TONIGHT...Offshore Gulf of Papagayo, E winds 10 to 15 kt, becoming NE to E 20 to 25 kt late. Elsewhere, NE to E winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .THU NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and NE 10 to 15 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .FRI...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .FRI NIGHT...E to SE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SAT...NE to E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .SUN...NE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .SUN NIGHT...NE winds 15 to 20 kt Offshore Gulf of Papagayo, and N to NE 10 kt Elsewhere. Seas 3 to 5 ft. Period 13 seconds. $$ PMZ115-152030- North Costa Rica to West Panama to 250 nm offshore- 121 AM PDT Wed Apr 15 2026 .TODAY...NE to E winds 10 to 15 kt, shifting to SW to W in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 18 seconds. Scattered showers through the day. .TONIGHT...W to NW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. Scattered showers through the night. .THU...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered showers through the day. .THU NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers through the night. .FRI...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .FRI NIGHT...Variable winds less than 5 kt Near the Azuero Peninsula, and S 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SAT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN...NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. $$ PMZ117-152030- East Panama and Colombia including the Gulf of Panama- 121 AM PDT Wed Apr 15 2026 .TODAY...NE to E winds 15 to 20 kt, shifting to NW 10 to 15 kt in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. Scattered showers through the day. .TONIGHT...Gulf of Panama, N to NE winds 15 to 20 kt. Elsewhere, SW winds 10 kt, shifting to E late. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. Scattered showers through the night. .THU...NE to E winds 10 to 15 kt, shifting to N in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU NIGHT...NE to E winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers through the night. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .FRI NIGHT...SE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SAT...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SAT NIGHT...NE to E winds 10 kt Gulf of Panama, and variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN...NE winds 10 kt Gulf of Panama, and variable less than 5 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN NIGHT...N to NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. $$ PMZ119-152030- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 121 AM PDT Wed Apr 15 2026 .TODAY...Gulf of Guayaquil, variable winds less than 5 kt, becoming W to NW 10 kt in the afternoon. Elsewhere, S winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. .TONIGHT...Variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .THU...Variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .THU NIGHT...Gulf of Guayaquil, SW winds 10 kt in the evening, becoming variable winds less than 5 kt. Elsewhere, S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .FRI...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .FRI NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SAT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN NIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. $$ PMZ121-152030- Ecuador between 250 and 500 nm offshore- 121 AM PDT Wed Apr 15 2026 .TODAY...Variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 17 seconds. Scattered showers through the day. .TONIGHT...Variable winds less than 5 kt, becoming N to NE 10 kt late. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. Scattered showers through the night. .THU...N to NE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. Scattered showers through the day. .THU NIGHT...NE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. Scattered showers through the night. .FRI...NE to E winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .FRI NIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SAT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. $$ PMZ123-152030- Offshore Galapagos Islands- 121 AM PDT Wed Apr 15 2026 .TODAY...Elsewhere, S winds 10 kt in the morning, becoming variable winds less than 5 kt. Lee of Galapagos Islands, variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. Scattered tstms through the day. .TONIGHT...Variable winds less than 5 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. Scattered showers through the night. .THU...Elsewhere, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Lee of Galapagos Islands, variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the day. .THU NIGHT...Elsewhere, S to SW winds 10 kt in the evening. Variable winds less than 5 kt late. Lee of Galapagos Islands, variable winds less than 5 kt in the evening. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. Scattered showers through the night. .FRI...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .FRI NIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. .SAT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...N winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. $$ Forecaster Stripling