147 FZPN28 KNHC 201703 OFFPZ8 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 1003 AM PDT Wed May 20 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. PMZ101-210515- Synopsis for the E Pacific within 250 nm of Central America, Colombia, and within 750 nm of Ecuador 1003 AM PDT Wed May 20 2026 .SYNOPSIS...Fresh gap winds across the Papagayo region will pulse to strong, mainly in the overnight and early morning hours through Thu morning, and then again on Sun night. Elsewhere, gentle to moderate winds along with moderate seas in southerly swell are expected through the end of the week. $$ PMZ111-210515- Guatemala and El Salvador to 250 nm offshore- 1003 AM PDT Wed May 20 2026 .TODAY...E to SE winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 16 seconds. .TONIGHT...SE winds 10 to 15 kt, shifting to NE to E late. Seas 4 to 6 ft in S to SW swell. Period 16 seconds. .THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. .THU NIGHT...N to NE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. .FRI NIGHT...E to SE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .SAT...E winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .SAT NIGHT...SE winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. .SUN...NE to E winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. .SUN NIGHT...NE winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. $$ PMZ113-210515- El Salvador to North Costa Rica including the Gulfs of Fonseca and Papagayo- 1003 AM PDT Wed May 20 2026 .TODAY...NE winds 15 to 20 kt in the afternoon. Seas 6 to 9 ft in SE to S swell. Period 16 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...E winds 20 to 25 kt Offshore Gulf of Papagayo, and NE to E 15 to 20 kt elsewhere. Seas 5 to 7 ft. Period 16 seconds. .THU...NE to E winds 20 to 25 kt, becoming E 10 to 15 kt in the afternoon. Seas 6 to 8 ft in S swell. Period 15 seconds. Scattered showers and isolated tstms through the day. .THU NIGHT...E winds 15 to 20 kt Offshore Gulf of Papagayo, and SE winds 10 to 15 kt elsewhere. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the night. .FRI...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. .FRI NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .SAT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. .SAT NIGHT...E winds 15 to 20 kt Offshore Gulf of Papagayo, and S 10 kt Elsewhere. Seas 3 to 5 ft. Period 15 seconds. .SUN...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .SUN NIGHT...E winds 20 to 25 kt Offshore Gulf of Papagayo, and NE to E winds 10 to 15 kt elsewhere. Seas 4 to 6 ft. Period 16 seconds. $$ PMZ115-210515- North Costa Rica to West Panama to 250 nm offshore- 1003 AM PDT Wed May 20 2026 .TODAY...SW winds 10 kt in the afternoon. Seas 3 to 5 ft. Period 16 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...Variable winds less than 5 kt, becoming S to SW 10 kt late. Seas 3 to 5 ft. Period 15 seconds. Scattered showers and isolated tstms through the night. .THU...S winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. Scattered showers and isolated tstms through the day. .THU NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. Scattered showers and isolated tstms through the night. .FRI...NE winds 10 kt Near the Azuero Peninsula, and variable less than 5 kt Elsewhere. Seas 3 to 5 ft in S swell. Period 12 seconds. .FRI NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S swell. Period 12 seconds. .SAT...Variable winds less than 5 kt. Seas 3 to 5 ft in S swell. Period 14 seconds. .SAT NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S swell. Period 14 seconds. .SUN...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 16 seconds. .SUN NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. $$ PMZ117-210515- East Panama and Colombia including the Gulf of Panama- 1003 AM PDT Wed May 20 2026 .TODAY...W winds 10 kt in the afternoon. Seas 3 to 5 ft. Period 15 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...N winds 15 to 20 kt Gulf of Panama, and SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 15 seconds. Scattered tstms through the night. .THU...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. Scattered showers and isolated tstms through the day. .THU NIGHT...Gulf of Panama, E to SE winds 10 kt in the evening, becoming variable winds less than 5 kt. Elsewhere, S to SW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. .FRI...W winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .FRI NIGHT...SW winds 10 kt. Seas 2 to 4 ft. Period 14 seconds. .SAT...SW winds 10 kt. Seas 2 to 4 ft. Period 13 seconds. .SAT NIGHT...SW winds 10 kt. Seas 2 to 4 ft. Period 15 seconds. .SUN...Variable winds less than 5 kt Gulf of Panama, and SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 16 seconds. .SUN NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. $$ PMZ119-210515- Ecuador including the Gulf of Guayaquil to 250 nm offshore- 1003 AM PDT Wed May 20 2026 .TODAY...S to SW winds 10 kt in the afternoon. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .TONIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. .THU...S to SW winds 10 to 15 kt. Seas 4 to 6 ft in S swell. Period 15 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S swell. Period 15 seconds. .FRI...S to SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .FRI NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .SAT...S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .SUN...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period 16 seconds. .SUN NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 15 seconds. $$ PMZ121-210515- Ecuador between 250 and 500 nm offshore- 1003 AM PDT Wed May 20 2026 .TODAY...S winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 15 seconds. .TONIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 15 seconds. .THU...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. Period 15 seconds. .THU NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S swell. Period 15 seconds. .FRI...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 14 seconds. .FRI NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S swell. Period 14 seconds. .SAT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period 15 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .SUN NIGHT...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period 15 seconds. $$ PMZ123-210515- Offshore Galapagos Islands- 1003 AM PDT Wed May 20 2026 .TODAY...SE to S winds 10 to 15 kt in the afternoon. Seas 6 to 8 ft in S swell. Period 15 seconds. .TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 15 seconds. .THU...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. Period 15 seconds. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. Period 14 seconds. .FRI...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 12 seconds. .FRI NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in W to NW swell. Period 14 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 15 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell. Period 14 seconds. .SUN...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in SW to W swell. Period 15 seconds. .SUN NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in SW to W swell. Period 14 seconds. $$ Forecaster Chan  057 FZPN22 KWNM 201718 OFFN07 NAVTEX Marine Forecast for southern California waters NWS Ocean Prediction Center Washington DC 1018 AM PDT Wed May 20 2026 Conditions given represent the highest within that period. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...A trough of low pressure will persist along the N and central California coast today into Fri. A weak cold front will move S into the northern waters on Fri, then dissipate over the central waters Fri night. High pressure will move in again across the area Fri night and persist through Sun night. Point Piedras Blancas to Point Conception .TODAY...N to NW winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...N to NW winds 10 to 20 kt. Seas 7 to 10 ft. .THU...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .THU NIGHT...N to NW winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...N to NW winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N to NW winds 10 to 20 kt. Seas 5 to 9 ft. .SAT...Variable winds 5 to 15 kt. Seas 4 to 8 ft. .SAT NIGHT...N to NW winds less than 10 kt. Seas 4 to 7 ft. .SUN...Variable winds less than 10 kt. Seas 4 to 6 ft. .SUN NIGHT...NW winds less than 10 kt. Seas 4 to 7 ft. Point Conception to the Mexican border .TODAY...NW winds 5 to 15 kt. Seas 5 to 8 ft. .TONIGHT...NW winds 10 to 20 kt. Seas 5 to 8 ft. .THU...W to NW winds 5 to 15 kt. Seas 5 to 8 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 5 to 8 ft. .FRI...W to NW winds 5 to 15 kt. Seas 4 to 7 ft. .FRI NIGHT...W to NW winds 5 to 15 kt. Seas 4 to 6 ft. .SAT...Variable winds 5 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...W to NW winds 5 to 15 kt. Seas 3 to 6 ft. .SUN...W to NW winds 5 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds 5 to 15 kt. Seas 3 to 6 ft.  062 FZPN23 KWNM 201718 OFFN08 NAVTEX Marine Forecast for northern California waters NWS Ocean Prediction Center Washington DC 1018 AM PDT Wed May 20 2026 Conditions given represent the highest within that period. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...A trough of low pressure will persist along the N and central California coast today into Fri. A weak cold front will move S into the northern waters on Fri, then dissipate over the central waters Fri night. High pressure will move in again across the area Fri night and persist through Sun night. Point Saint George to Point Arena ...GALE WARNING... .TODAY...N winds 25 to 35 kt. Seas 9 to 13 ft. .TONIGHT...N winds 25 to 35 kt. Seas 9 to 13 ft. .THU...N winds 20 to 30 kt. Seas 8 to 13 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 9 to 13 ft. .FRI...N winds 20 to 30 kt. Seas 9 to 13 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .SAT...N winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...N winds 15 to 25 kt. Seas 5 to 9 ft. .SUN NIGHT...N winds 5 to 15 kt. Seas 5 to 8 ft. Point Arena to Point Piedras Blancas .TODAY...N winds 15 to 25 kt. Seas 9 to 13 ft. .TONIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft. .THU...N to NW winds 15 to 25 kt. Seas 8 to 13 ft. .THU NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...N winds 15 to 25 kt. Seas 7 to 12 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 7 to 11 ft. .SAT...N winds 10 to 20 kt. Seas 6 to 10 ft. .SAT NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. .SUN...N to NW winds 5 to 15 kt. Seas 4 to 7 ft. .SUN NIGHT...N to NW winds 5 to 15 kt. Seas 4 to 8 ft.  275 FZPN24 KWNM 201722 OFFN09 NAVTEX Marine Forecast for Washington and Oregon waters NWS Ocean Prediction Center Washington DC 1022 AM PDT Wed May 20 2026 Conditions given represent the highest within that period. ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed coastal waters forecasts... .SYNOPSIS...High pressure W and SW of the area will persist through Thu then weaken Thu night. A weak cold front will move S across the waters Thu night into Fri. High pressure will rebuild into the area again Fri night and persist through Sat night. Low pressure will approach the N waters from the Gulf of Alaska waters on Sun and move near or across the N waters Sun night, swinging a cold front across the region Sun night. Canadian border to 45N .TODAY...N to NW winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...N to NW winds 15 to 25 kt. Seas 6 to 9 ft. .THU...N to NW winds 15 to 25 kt. Seas 5 to 9 ft. .THU NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .FRI...N to NW winds 15 to 25 kt. Seas 6 to 11 ft. .FRI NIGHT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .SAT...N to NW winds 15 to 25 kt. Seas 7 to 11 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 7 to 11 ft. .SUN...W to SW winds 10 to 20 kt. Seas 5 to 9 ft. .SUN NIGHT...SW winds 15 to 25 kt. Seas 7 to 12 ft. 45N to Point Saint George .TODAY...N winds 20 to 30 kt. Seas 9 to 14 ft. .TONIGHT...N winds 20 to 30 kt. Seas 9 to 15 ft. .THU...N winds 20 to 30 kt. Seas 8 to 13 ft. .THU NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft. .FRI...N winds 20 to 30 kt. Seas 8 to 12 ft. .FRI NIGHT...N winds 20 to 30 kt. Seas 7 to 12 ft. .SAT...N winds 15 to 25 kt. Seas 7 to 11 ft. .SAT NIGHT...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN...N winds 15 to 25 kt. Seas 6 to 10 ft. .SUN NIGHT...W winds 10 to 20 kt. Seas 5 to 8 ft.