670 FZPN27 KNHC 151626 OFFPZ7 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 926 AM PDT Tue Aug 15 2023 Offshore Waters Forecast for the E Pacific within 250 nm of Mexico 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. PMZ001-160430- Synopsis for the E Pacific within 250 nm of Mexico 926 AM PDT Tue Aug 15 2023 .SYNOPSIS...Moderate to fresh NW winds are expected offshorethe coast of Baja California from Punta Eugenia to Cabo San Lazaro mainly at night through the next few days. A broad area of low pressure associated with a tropical wave is producing widespread showers and thunderstorms off the southern coasts of Mexico, Guatemala, and El Salvador. Environmental conditions appear conducive for development, and a tropical depression is expected to form within the next two days or so, while the system moves west- northwestward, roughly parallel to the coast of southern and southwestern Mexico. Additional information on this system, including gale warnings, can be found in High Seas Forecasts issued by the National Weather Service. This system has a high chance of tropical cyclone formation within 48 hours. Looking ahead, an area of low pressure could form south of the Gulf of Tehuantepec over the weekend. Some gradual development of this system is possible thereafter while it moves generally westward. This system has a low chance of development over the next 48 hours and 7 days. $$ PMZ009-160430- Mexico Border S to 29N within 60 nm of shore- 926 AM PDT Tue Aug 15 2023 .TODAY...NW winds 15 kt in the afternoon. Seas 3 to 5 ft. Period 16 seconds. .TONIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .WED...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 14 seconds. .WED NIGHT...NW winds 15 to 20 kt. Seas 5 to 7 ft. Period 13 seconds. .THU...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 12 seconds. .THU NIGHT...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 12 seconds. .FRI...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .FRI NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. .SAT...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .SAT NIGHT...NW to N winds 10 kt. Seas 7 to 10 ft in SW swell. Period 15 seconds. $$ PMZ011-160430- Mexico S of 29N to Punta Eugenia- 926 AM PDT Tue Aug 15 2023 .TODAY...NW to N winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 16 seconds. .TONIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .WED...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 14 seconds. .WED NIGHT...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 13 seconds. .THU...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 12 seconds. .THU NIGHT...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 12 seconds. .FRI...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 12 seconds. .FRI NIGHT...NW to N winds 10 kt. Seas 6 to 8 ft in SW to W swell. Period 14 seconds. .SAT...N winds 10 kt. Seas 7 to 10 ft in S swell. Period 13 seconds. .SAT NIGHT...N to NE winds 10 kt. Seas 10 to 16 ft in SE swell. Period 15 seconds. $$ PMZ013-160430- Punta Eugenia to Cabo San Lazaro within 250 nm offshore- 926 AM PDT Tue Aug 15 2023 .TODAY...NW to N winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 16 seconds. .TONIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .WED...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. .WED NIGHT...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 14 seconds. .THU...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 12 seconds. .THU NIGHT...NW to N winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period 12 seconds. .FRI...NW to N winds 10 to 15 kt. Seas 6 to 9 ft in SW swell. Period 13 seconds. .FRI NIGHT...Variable winds less than 5 kt Within 60 nm of shore, and N to NE 10 to 15 kt Elsewhere. Seas 10 to 15 ft in SE to S swell. Period 15 seconds. .SAT...NE to E winds 10 to 15 kt Within 60 nm of shore, and NE 25 to 30 kt Elsewhere. Seas 12 to 18 ft in SE swell. Period 15 seconds. .SAT NIGHT...E to SE winds 15 to 20 kt Within 60 nm of shore, and NE to E 30 to 40 kt Elsewhere. Seas 12 to 18 ft in SE swell. Period 16 seconds. $$ PMZ014-160430- Cabo San Lazaro to Cabo San Lucas within 350 nm offshore N of 20N- 926 AM PDT Tue Aug 15 2023 .TODAY...NW winds 10 kt in the afternoon. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .TONIGHT...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .WED...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .WED NIGHT...NW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .THU...E to SE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .THU NIGHT...N winds 10 kt. Seas 12 to 18 ft in S swell. Period 13 seconds. .FRI...NE to E winds 10 kt N of 22N, and NE 25 to 30 kt S of 22N. Seas 12 to 18 ft in SE swell. Period 14 seconds. .FRI NIGHT...E winds 20 to 25 kt N of 22N, and E 30 to 40 kt S of 22N. Seas 12 to 18 ft in SE swell. Period 15 seconds. .SAT...SE winds 30 to 40 kt. Seas 12 to 18 ft in SE swell. Period 14 seconds. .SAT NIGHT...S winds 30 to 40 kt. Seas 12 to 18 ft in SE to S swell. Period 13 seconds. $$ PMZ016-160430- From 17N to 20N Between 110W and 115W including the Revillagigedo Islands- 926 AM PDT Tue Aug 15 2023 .TODAY...Variable winds less than 5 kt in the afternoon. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .TONIGHT...Variable winds less than 5 kt, becoming NW to N 10 kt late. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .WED...N winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 14 seconds. .WED NIGHT...N winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .THU...NE winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period 13 seconds. .THU NIGHT...NE winds 30 to 40 kt E of 113W, and N to NE 15 to 20 kt W of 113W. Seas 12 to 18 ft in SE to S swell. Period 14 seconds. .FRI...NE winds 30 to 40 kt. Seas 12 to 18 ft in E to SE swell. Period 15 seconds. .FRI NIGHT...SW winds 30 to 40 kt. Seas 12 to 18 ft in SE swell. Period 13 seconds. .SAT...SW winds 30 to 40 kt. Seas 12 to 18 ft in S swell. Period 11 seconds. .SAT NIGHT...S to SW winds 20 to 25 kt. Seas 12 to 18 ft in S swell. Period 11 seconds. $$ PMZ017-160430- Northern Gulf of California- 926 AM PDT Tue Aug 15 2023 .TODAY...NW winds 10 kt in the afternoon. Seas 3 ft or less. Period 5 seconds. .TONIGHT...W winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 3 ft or less. Period 3 seconds. .WED...Variable winds less than 5 kt. Seas 3 ft or less. Period 4 seconds. .WED NIGHT...SW winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 3 ft or less. Period 5 seconds. .THU...Variable winds less than 5 kt N of 30N, and SE 10 to 15 kt Elsewhere. Seas 3 ft or less. Period 3 seconds. .THU NIGHT...SE to S winds 10 kt. Seas 3 ft or less. Period 3 seconds. .FRI...SE to S winds 10 kt. Seas 4 to 6 ft in E to SE swell. Period 4 seconds. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period 6 seconds. .SAT...SE to S winds 15 to 20 kt. Seas 6 to 8 ft in E to SE swell. Period 6 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in E to SE swell. Period 6 seconds. $$ PMZ019-160430- Central Gulf of California- 926 AM PDT Tue Aug 15 2023 .TODAY...NW winds 10 kt in the afternoon. Seas 3 ft or less. Period 9 seconds. .TONIGHT...W to NW winds 10 kt, shifting to SW late. Seas 3 ft or less, building to 2 to 4 ft late. Period 8 seconds. .WED...Variable winds less than 5 kt, becoming S to SW 10 kt in the afternoon. Seas 3 ft or less. Period 12 seconds. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less, building to 3 ft or less in SE swell late. Period 14 seconds. .THU...SE winds 10 to 15 kt. Seas 3 ft or less. Period 12 seconds. .THU NIGHT...S winds 10 kt. Seas 3 ft or less. Period 5 seconds. .FRI...SE to S winds 10 kt. Seas 4 to 6 ft in SE swell. Period 13 seconds. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in SE swell. Period 12 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 7 to 10 ft in SE swell. Period 12 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 9 to 14 ft in SE swell. Period 11 seconds. $$ PMZ021-160430- Southern Gulf of California- 926 AM PDT Tue Aug 15 2023 .TODAY...W winds 10 kt in the afternoon. Seas 2 to 4 ft. Period 16 seconds. .TONIGHT...NE to E winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 2 to 4 ft in S swell. Period 15 seconds. .WED...Variable winds less than 5 kt, becoming S 10 kt in the afternoon. Seas 2 to 4 ft. Period 14 seconds. .WED NIGHT...Variable winds less than 5 kt, becoming SW 10 kt late. Seas 2 to 4 ft. Period 15 seconds. .THU...SE to S winds 10 kt. Seas 2 to 4 ft. Period 12 seconds. .THU NIGHT...S winds 10 kt. Seas 5 to 7 ft in SE to S swell. Period 12 seconds. .FRI...SE to S winds 10 kt. Seas 9 to 13 ft in SE to S swell. Period 14 seconds. .FRI NIGHT...S winds 10 kt. Seas 12 to 18 ft in SE to S swell. Period 12 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 12 to 18 ft in SE to S swell. Period 12 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 11 to 17 ft in SE to S swell. Period 11 seconds. $$ PMZ022-160430- N of 20N E of 110W to the Entrance of the Gulf of California- 926 AM PDT Tue Aug 15 2023 .TODAY...SW winds 10 kt in the afternoon. Seas 3 to 5 ft. Period 16 seconds. .TONIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 15 seconds. .WED...N of 22N, SW to W winds 10 kt in the afternoon. Variable winds less than 5 kt in the morning. S of 22N, variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. .THU...SE to S winds 10 kt. Seas 9 to 14 ft in S to SW swell. Period 14 seconds. .THU NIGHT...S to SW winds 10 kt N of 22N, and SE 15 to 20 kt S of 22N. Seas 12 to 18 ft in SE to S swell. Period 14 seconds. .FRI...SE to S winds 10 kt N of 22N, and E to SE 25 to 30 kt S of 22N. Seas 12 to 18 ft in SE to S swell. Period 14 seconds. .FRI NIGHT...SE winds 15 to 20 kt. Seas 12 to 18 ft in SE to S swell. Period 13 seconds. .SAT...SE winds 15 to 20 kt. Seas 12 to 18 ft in S swell. Period 12 seconds. .SAT NIGHT...S winds 10 to 15 kt. Seas 12 to 18 ft in S to SW swell. Period 12 seconds. $$ PMZ024-160430- Colima and Jalisco within 300 nm offshore S of 20N and E of 110W- 926 AM PDT Tue Aug 15 2023 ...GALE WARNING THU... .TODAY...Variable winds less than 5 kt in the afternoon. Seas 3 to 5 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED...N of 18N, variable winds less than 5 kt, becoming E to SE 10 kt in the afternoon. S of 18N, NE to E winds 10 kt. Seas 3 to 5 ft in S to SW swell. Period 14 seconds. .WED NIGHT...E winds 20 to 25 kt. Seas 4 to 6 ft, building to 9 to 14 ft in S swell late. Period 14 seconds. Scattered showers and isolated tstms through the night. .THU...E to SE winds 25 to 35 kt N of 18N, and E 30 to 40 kt S of 18N. Seas 12 to 18 ft in SE swell. Period 13 seconds. .THU NIGHT...E to SE winds 30 to 40 kt. Seas 12 to 18 ft in SE swell. Period 13 seconds. .FRI...SE winds 30 to 40 kt. Seas 12 to 18 ft in SE to S swell. Period 12 seconds. .FRI NIGHT...SE to S winds 25 to 30 kt. Seas 12 to 18 ft in S swell. Period 11 seconds. .SAT...S winds 20 to 25 kt. Seas 12 to 18 ft in S swell. Period 11 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas 10 to 15 ft in S to SW swell. Period 10 seconds. $$ PMZ025-160430- Michoacan and Guerrero within 250 nm offshore- 926 AM PDT Tue Aug 15 2023 ...GALE WARNING WED THROUGH THU... .TODAY...Within 60 nm of shore, variable winds less than 5 kt in the afternoon. Elsewhere, N to NE winds 10 kt in the afternoon. Seas 4 to 6 ft. Period 15 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...NE to E winds 10 kt, increasing to 20 to 25 kt late. Seas 5 to 7 ft, building to 7 to 11 ft in S to SW swell late. Period 15 seconds. Scattered showers and isolated tstms through the night. .WED...E winds 25 to 35 kt. Seas 9 to 14 ft in SE to S swell. Period 14 seconds. Scattered showers and isolated tstms. .WED NIGHT...E to SE winds 25 to 35 kt. Seas 9 to 14 ft in SE swell. Period 14 seconds. Scattered showers and isolated tstms. .THU...E to SE winds 25 to 35 kt Within 60 nm of shore, and SE 30 to 40 kt Elsewhere. Seas 12 to 18 ft in SE to S swell. Period 12 seconds. .THU NIGHT...SE to S winds 25 to 30 kt. Seas 12 to 18 ft in S swell. Period 11 seconds. .FRI...S winds 20 to 25 kt. Seas 12 to 18 ft in S to SW swell. Period 10 seconds. .FRI NIGHT...SW to W winds 10 kt. Seas 10 to 16 ft in S to SW swell. Period 10 seconds. .SAT...W winds 10 kt. Seas 9 to 14 ft in S to SW swell. Period 10 seconds. .SAT NIGHT...W to NW winds 10 to 15 kt. Seas 7 to 11 ft in S to SW swell. Period 11 seconds. $$ PMZ026-160430- Oaxaca W of Puerto Angel within 250 nm offshore- 926 AM PDT Tue Aug 15 2023 ...GALE WARNING TONIGHT THROUGH WED NIGHT... .TODAY...E winds 20 to 25 kt in the afternoon. Seas 6 to 9 ft in S swell. Period 15 seconds. Scattered showers and isolated tstms. .TONIGHT...E to SE winds 25 to 35 kt. Seas 9 to 13 ft in E to SE swell. Period 14 seconds. Scattered showers and isolated tstms. .WED...E to SE winds 25 to 35 kt N of 14N, and SE to S 25 to 35 kt S of 14N. Seas 9 to 14 ft in SE swell. Period 11 seconds. Scattered showers and isolated tstms. .WED NIGHT...SE winds 25 to 35 kt. Seas 9 to 14 ft in S to SW swell. Period 13 seconds. Scattered showers and isolated tstms. .THU...SE to S winds 15 to 20 kt. Seas 12 to 18 ft in S to SW swell. Period 11 seconds. .THU NIGHT...SW winds 10 kt N of 14N, and S 15 to 20 kt S of 14N. Seas 9 to 14 ft in S to SW swell. Period 11 seconds. .FRI...SW winds 10 kt. Seas 7 to 10 ft in S to SW swell. Period 10 seconds. .FRI NIGHT...W to NW winds 10 kt N of 14N, and variable less than 5 kt S of 14N. Seas 6 to 8 ft in S to SW swell. Period 11 seconds. .SAT...NW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 11 seconds. .SAT NIGHT...NW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 12 seconds. $$ PMZ028-160430- Oaxaca E of Puerto Angel within 300 nm offshore including the Gulf of Tehuantepec- 926 AM PDT Tue Aug 15 2023 .TODAY...E to SE winds 25 to 30 kt in the afternoon. Seas 8 to 12 ft in E to SE swell. Period 16 seconds. Scattered showers and isolated tstms. .TONIGHT...SE winds 25 to 30 kt. Seas 9 to 14 ft in SE swell. Period 11 seconds. Scattered showers and isolated tstms. .WED...NE to E winds 15 to 20 kt N of 14N, and SE 20 to 30 kt S of 14N. Seas 9 to 14 ft in S to SW swell. Period 10 seconds. Scattered showers and isolated tstms through the day. .WED NIGHT...SE to S winds 15 to 20 kt, shifting to E 10 to 15 kt late. Seas 9 to 14 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the night. .THU...SE to S winds 10 to 15 kt. Seas 9 to 13 ft in SW swell. Period 12 seconds. .THU NIGHT...W winds 10 kt. Seas 7 to 10 ft in SW swell. Period 11 seconds. .FRI...NW winds 10 to 15 kt N of 14N, and variable less than 5 kt S of 14N. Seas 6 to 9 ft in SW swell. Period 11 seconds. .FRI NIGHT...N winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 11 seconds. .SAT...N winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 11 seconds. .SAT NIGHT...N winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period 11 seconds. $$ PMZ029-160430- Offshore Chiapas E of 94W- 926 AM PDT Tue Aug 15 2023 .TODAY...SE winds 15 to 20 kt in the afternoon. Seas 7 to 10 ft in SE to S swell. Period 16 seconds. Numerous showers and scattered tstms through the day. .TONIGHT...E of 93W, SE winds 10 to 15 kt in the evening, becoming variable winds less than 5 kt. W of 93W, E to SE winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 10 seconds. Numerous showers and scattered tstms. .WED...NW winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .WED NIGHT...NW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 14 seconds. .THU...Variable winds less than 5 kt E of 93W, and W to NW 10 kt W of 93W. Seas 6 to 8 ft in SW swell. Period 12 seconds. .THU NIGHT...Variable winds less than 5 kt E of 93W, and W to NW 10 kt W of 93W. Seas 6 to 8 ft in SW swell. Period 12 seconds. .FRI...Variable winds less than 5 kt E of 93W, and NW 10 kt W of 93W. Seas 6 to 8 ft in SW swell. Period 11 seconds. .FRI NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in SW swell. Period 10 seconds. .SAT...Variable winds less than 5 kt. Seas 4 to 6 ft in SW swell. Period 10 seconds. .SAT NIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft in S to SW swell. Period 10 seconds. $$ Forecaster AKR