208 FZPN28 KNHC 182009 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 109 PM PDT Tue Mar 18 2025 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. PMZ101-190815- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 109 PM PDT Tue Mar 18 2025 .SYNOPSIS...Fresh to strong NE winds will pulse in the Papagayo region through the next several days, nearing gale-force during the overnight and early morning hours, and building seas to rough at times. Fresh to locally strong N to NE winds will pulse from the Gulf of Panama through the Azuero Peninsula through the end of the week, with seas locally rough at times. Rough seas generated by gales in the Gulf of Tehuantepec will impact the waters well offshore of Guatemala through the evening, then again Thu night through Fri night. Winds will be moderate or weaker elsewhere with slight to moderate seas, building in southerly swell from offshore Ecuador to the Galapagos Islands by mid-week. Seas may reach to around 8 ft just SW of the Galapagos by Wed through early Thu. $$ PMZ111-190815- Guatemala and El Salvador to 250 nm offshore- 109 PM PDT Tue Mar 18 2025 .TONIGHT...E to SE winds 10 kt, shifting to N to NE late. Seas 6 to 9 ft in NW swell. Period 11 seconds. .WED...E winds 10 to 15 kt. Seas 6 to 8 ft in SE to S swell. Period 17 seconds. .WED NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. Period 17 seconds. .THU...N winds 10 to 15 kt. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. .THU NIGHT...N to NE winds 10 to 15 kt. Seas 8 to 12 ft in S to SW swell. Period 15 seconds. .FRI...E winds 15 to 20 kt. Seas 10 to 15 ft in NW swell. Period 13 seconds. .FRI NIGHT...E to SE winds 10 to 15 kt. Seas 7 to 11 ft in N swell. Period 12 seconds. .SAT...NE to E winds 15 to 20 kt. Seas 7 to 10 ft in NE to E swell. Period 12 seconds. .SAT NIGHT...N to NE winds 10 to 15 kt. Seas 6 to 8 ft in E to SE swell. Period 12 seconds. .SUN...N winds 10 kt. Seas 4 to 6 ft in SE swell. Period 12 seconds. .SUN NIGHT...NW to N winds 10 kt. Seas 4 to 6 ft in S swell. Period 13 seconds. $$ PMZ113-190815- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 109 PM PDT Tue Mar 18 2025 .TONIGHT...NE to E winds 20 to 25 kt Offshore Gulf of Papagayo, and E 15 to 20 kt Elsewhere. Seas 6 to 9 ft in E to SE swell. Period 13 seconds. .WED...NE to E winds 20 to 25 kt Offshore Gulf of Papagayo, and NE to E 15 to 20 kt Elsewhere. Seas 6 to 8 ft in NE to E swell. Period 12 seconds. .WED NIGHT...NE to E winds 20 to 25 kt Offshore Gulf of Papagayo, and NE 10 to 15 kt Elsewhere. Seas 5 to 7 ft in NE to E swell. Period 16 seconds. .THU...NE winds 15 to 20 kt. Seas 5 to 7 ft. Period 17 seconds. .THU NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft in E to SE swell. Period 13 seconds. .FRI...NE to E winds 25 to 30 kt. Seas 7 to 10 ft in NE to E swell. Period 12 seconds. .FRI NIGHT...E winds 25 to 30 kt. Seas 7 to 10 ft in NE to E swell. Period 12 seconds. .SAT...NE to E winds 20 to 25 kt. Seas 7 to 10 ft in NE to E swell. Period 12 seconds. .SAT NIGHT...NE to E winds 25 kt Offshore Gulf of Papagayo, and N to NE 15 to 20 kt Elsewhere. Seas 6 to 8 ft. Period 12 seconds. .SUN...NE winds 20 to 25 kt. Seas 6 to 9 ft in NE to E swell. Period 12 seconds. .SUN NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. Period 12 seconds. $$ PMZ115-190815- North Costa Rica to West Panama to 250 nm offshore- 109 PM PDT Tue Mar 18 2025 .TONIGHT...N to NE winds 20 to 25 kt Near the Azuero Peninsula, and E 10 to 15 kt Elsewhere. Seas 5 to 7 ft in SE to S swell. Period 17 seconds. .WED...NE winds 15 to 20 kt. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. .WED NIGHT...N to NE winds 15 to 20 kt Near the Azuero Peninsula, and W to NW 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 17 seconds. .THU NIGHT...N winds 15 to 20 kt Near the Azuero Peninsula, and N 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .FRI...NE to E winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell. Period 15 seconds. .FRI NIGHT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in S swell. Period 14 seconds. .SAT...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SAT NIGHT...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN...NW to N winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. .SUN NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. $$ PMZ117-190815- East Panama and Colombia including the Gulf of Panama- 109 PM PDT Tue Mar 18 2025 .TONIGHT...N to NE winds 20 to 25 kt Gulf of Panama, and NE 10 to 15 kt Elsewhere. Seas 6 to 8 ft. Period 17 seconds. Scattered showers through the night. .WED...N to NE winds 15 to 20 kt. Seas 6 to 8 ft in N swell. Period 16 seconds. .WED NIGHT...N to NE winds 20 to 25 kt Gulf of Panama, and N to NE 10 to 15 kt Elsewhere. Seas 6 to 8 ft. Period 16 seconds. Scattered showers through the night. .THU...N winds 15 to 20 kt. Seas 6 to 8 ft in NW swell. Period 16 seconds. Scattered showers through the day. .THU NIGHT...N to NE winds 20 to 25 kt Gulf of Panama, and NE 10 to 15 kt Elsewhere. Seas 6 to 9 ft in NW to N swell. Period 13 seconds. .FRI...N to NE winds 15 to 20 kt. Seas 6 to 9 ft in N swell. Period 12 seconds. .FRI NIGHT...NE winds 15 to 20 kt. Seas 6 to 8 ft in N swell. Period 12 seconds. .SAT...NE to E winds 10 to 15 kt. Seas 5 to 7 ft in N swell. Period 12 seconds. .SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in SW to W swell. Period 13 seconds. .SUN...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. $$ PMZ119-190815- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 109 PM PDT Tue Mar 18 2025 .TONIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .WED...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .WED NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU...Gulf of Guayaquil, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .FRI...Variable winds less than 5 kt Gulf of Guayaquil, and S to SW 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .FRI NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SAT...S to SW winds 10 kt. Seas 4 to 6 ft in S swell. Period 13 seconds. .SAT NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SUN...Variable winds less than 5 kt Gulf of Guayaquil, and S 10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. $$ PMZ121-190815- Ecuador between 250 and 500 nm offshore- 109 PM PDT Tue Mar 18 2025 .TONIGHT...E to SE winds 10 kt. Seas 4 to 6 ft in SW swell. Period 16 seconds. .WED...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .WED NIGHT...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. .THU...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers through the day. .THU NIGHT...E winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .FRI...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .FRI NIGHT...E winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SAT...E to SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...SE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .SUN NIGHT...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. $$ PMZ123-190815- Offshore Galapagos Islands- 109 PM PDT Tue Mar 18 2025 .TONIGHT...SE winds 10 to 15 kt. Seas 4 to 7 ft in W swell. Period 15 seconds. Scattered showers through the night. .WED...E to SE winds 10 to 15 kt. Seas 5 to 8 ft in SW swell. Period 16 seconds. .WED NIGHT...E to SE winds 10 kt. Seas 5 to 8 ft in SW swell. Period 16 seconds. .THU...E winds 10 kt. Seas 5 to 8 ft in SW swell. Period 15 seconds. Scattered showers through the day. .THU NIGHT...E winds 10 kt. Seas 4 to 7 ft in SW swell. Period 13 seconds. .FRI...E winds 10 kt. Seas 3 to 6 ft in SW swell. Period 14 seconds. .FRI NIGHT...E to SE winds 10 kt. Seas 3 to 6 ft in SW swell. Period 13 seconds. .SAT...E to SE winds 10 kt. Seas 3 to 6 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...E to SE winds 10 kt. Seas 3 to 6 ft in S to SW swell. Period 14 seconds. .SUN...SE winds 10 kt Elsewhere, and variable less than 5 kt Lee of Galapagos Islands. Seas 4 to 7 ft in S to SW swell. Period 13 seconds. .SUN NIGHT...Variable winds less than 5 kt. Seas 4 to 7 ft in S to SW swell. Period 13 seconds. $$ Forecaster Lewitsky