629 FZPN27 KNHC 170924 OFFPZ7 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 224 AM PDT Mon Aug 17 2020 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. PMZ001-172130- Synopsis for the E Pacific within 250 nm of Mexico 224 AM PDT Mon Aug 17 2020 .SYNOPSIS...Tropical Storm Genevieve is centered near 13.3N 101.7W 997 mb at 2 AM PDT moving WNW at 16 kt. Maximum sustained winds 55 kt gusts 65 kt. Genevieve will produce extremely dangerous, life-threatening marine conditions as it moves parallel to but well offshore of the coast of southwestern Mexico while rapidly intensifying. Genevieve will strengthen to a hurricane near 14.4N 104.0W this afternoon, move to 16.0N 106.7W Tue morning, become a major hurricane near 17.4N 108.7W Tue afternoon, 18.7N 110.1W Wed morning, 20.0N 111.2W Wed afternoon, and 21.3N 112.3W Thu morning. Genevieve will remain a hurricane as it moves to near 23.5N 115.0W early Fri. Large swell will begin affecting portions of the southern coast of Mexico today and will spread northward along the southwestern and west-central coast of Mexico to the Baja California peninsula through Wed. $$ PMZ009-172130- Mexico Border S to 29N within 60 nm of shore- 224 AM PDT Mon Aug 17 2020 .TODAY...W to NW winds 10 kt. Seas 2 to 4 ft. Period 16 seconds. .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 12 seconds. .TUE...Variable winds less than 5 kt. Seas 3 to 5 ft in S swell. Period 12 seconds. .TUE NIGHT...SW to W winds 10 kt, becoming variable less than 5 kt. Seas 3 to 5 ft in SW to W swell. Period 14 seconds. .WED...Variable winds less than 5 kt, becoming SW 10 kt in the afternoon. Seas 3 to 5 ft. Period 15 seconds. .WED NIGHT...W winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .THU...Variable winds less than 5 kt. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. .THU NIGHT...Variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 5 to 7 ft in W to NW swell. Period 15 seconds. .FRI...SE to S winds 10 kt. Seas 5 to 7 ft in W to NW swell. Period 12 seconds. $$ PMZ011-172130- Mexico S of 29N to Punta Eugenia- 224 AM PDT Mon Aug 17 2020 .TODAY...W to NW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 12 seconds. .TUE...NW winds 10 kt. Seas 3 to 5 ft. Period 12 seconds. .TUE NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .WED...E to SE winds 10 kt, shifting to SW to W in the afternoon. Seas 4 to 6 ft in NW swell. Period 15 seconds. .WED NIGHT...NW winds 10 kt. Seas 6 to 8 ft in SE to S swell. Period 15 seconds. .THU...Variable winds less than 5 kt, becoming NW 10 kt in the afternoon. Seas 6 to 9 ft in SE swell. Period 15 seconds. .THU NIGHT...Sebastian Vizcaino Bay, W to NW winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, NW winds 10 to 15 kt, shifting to NE to E late. Seas 6 to 9 ft in SE swell. Period 15 seconds. .FRI... TROPICAL STORM CONDITIONS POSSIBLE. $$ PMZ013-172130- Punta Eugenia to Cabo San Lazaro to 250 nm offshore- 224 AM PDT Mon Aug 17 2020 .TODAY...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 10 seconds, becoming 9 seconds in the afternoon. .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 9 seconds. .TUE...NW winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. .TUE NIGHT...NW to N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 4 to 6 ft in S to SW swell. Period 17 seconds. .WED...NW to N winds 10 kt. Seas 6 to 9 ft in SE swell. Period 16 seconds. .WED NIGHT... TROPICAL STORM CONDITIONS POSSIBLE. NW to N winds 10 to 15 kt. Seas 8 to 12 ft in SE swell. Period 15 seconds. .THU... HURRICANE CONDITIONS POSSIBLE. .THU NIGHT... HURRICANE CONDITIONS POSSIBLE. .FRI... TROPICAL STORM CONDITIONS POSSIBLE. $$ PMZ015-172130- Cabo San Lazaro to Cabo San Lucas to 250 nm offshore- 224 AM PDT Mon Aug 17 2020 ...HURRICANE WARNING... .TODAY...N winds 10 to 15 kt. Seas 4 to 6 ft. Period 10 seconds. .TONIGHT...Within 60 nm of shore, NW winds 10 kt, becoming variable less than 5 kt. Elsewhere, N winds 10 to 15 kt. Seas 3 to 5 ft. Period 9 seconds, becoming 13 seconds late. .TUE... TROPICAL STORM CONDITIONS EXPECTED. Within 60 nm of shore, variable winds less than 5 kt. Elsewhere, N to NE winds 20 to 25 kt, becoming NE 30 to 35 kt in the afternoon. Seas 4 to 6 ft, building to 8 to 12 ft in S swell in the afternoon. Period 17 seconds. .TUE NIGHT... TROPICAL STORM CONDITIONS EXPECTED. Within 60 nm of shore, variable winds less than 5 kt, becoming NE to E 10 kt late. Elsewhere, N to NE winds 60 to 65 kt, increasing to 90 to 100 kt late. Seas building to 15 to 23 ft in E to SE swell. Period 16 seconds. .WED... HURRICANE CONDITIONS POSSIBLE. Within 60 nm of shore, NE winds 10 kt, shifting to SE 15 to 20 kt in the afternoon. Elsewhere, N to NE winds 85 to 95 kt. Seas 18 to 27 ft in E to SE swell. Period 15 seconds. .WED NIGHT... HURRICANE CONDITIONS POSSIBLE. .THU... HURRICANE CONDITIONS POSSIBLE. .THU NIGHT... HURRICANE CONDITIONS POSSIBLE. .FRI... TROPICAL STORM CONDITIONS POSSIBLE. $$ PMZ017-172130- Northern Gulf of California- 224 AM PDT Mon Aug 17 2020 .TODAY...Variable winds less than 5 kt, becoming S 10 kt in the afternoon. Seas 3 ft or less. Period 4 seconds. .TONIGHT...SE to S winds 10 kt. Seas 3 ft or less. Period 4 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 4 seconds. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 6 seconds. .WED...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 14 seconds. .WED NIGHT...S winds 10 kt, shifting to SE to S 15 to 20 kt late. Seas 3 ft or less. Period 12 seconds. .THU...SE to S winds 20 to 25 kt. Seas 2 to 4 ft. Period 12 seconds. .THU NIGHT...S winds 15 to 20 kt. Seas 2 to 4 ft. Period 11 seconds. .FRI...S winds 10 to 15 kt. Seas 3 ft or less. Period 6 seconds, becoming 11 seconds in the afternoon. $$ PMZ019-172130- Central Gulf of California- 224 AM PDT Mon Aug 17 2020 .TODAY...SE to S winds 10 kt. Seas 3 ft or less. Period 11 seconds, becoming 9 seconds in the afternoon. .TONIGHT...S winds 10 kt. Seas 3 ft or less. Period 14 seconds. .TUE...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 10 seconds, becoming 8 seconds in the afternoon. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 13 seconds. .WED...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 14 seconds. .WED NIGHT...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. Period 14 seconds. .THU...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. Period 14 seconds. .THU NIGHT...S winds 10 to 15 kt. Seas 3 ft or less. Period 16 seconds. .FRI...SW to W winds 10 kt. Seas 3 ft or less. Period 11 seconds, becoming 9 seconds in the afternoon. $$ PMZ021-172130- Southern Gulf of California- 224 AM PDT Mon Aug 17 2020 .TODAY...SE to S winds 10 kt. Seas 2 to 4 ft. Period 14 seconds. .TONIGHT...S winds 10 to 15 kt. Seas 3 ft or less. Period 14 seconds. Scattered showers and isolated tstms. .TUE...S winds 10 to 15 kt. Seas 2 to 4 ft. Period 13 seconds. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .WED...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. Period 14 seconds. .WED NIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft in SE to S swell. Period 15 seconds. .THU...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. Period 16 seconds. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .FRI...W winds 10 to 15 kt. Seas 2 to 4 ft. Period 21 seconds. $$ PMZ023-172130- Entrance to the Gulf of California including Cabo Corrientes- 224 AM PDT Mon Aug 17 2020 ...HURRICANE WARNING... .TODAY... TROPICAL STORM CONDITIONS POSSIBLE. Near Cabo Corrientes, NE to E winds 10 kt, shifting to SE to S in the afternoon. Elsewhere, NE to E winds 10 to 15 kt, becoming E to SE 20 to 25 kt in the afternoon. Seas 3 to 5 ft. Period 14 seconds. Scattered showers and isolated tstms. .TONIGHT... HURRICANE CONDITIONS EXPECTED. Near Cabo Corrientes, E to SE winds 20 to 25 kt. Elsewhere, SE winds 35 to 40 kt, becoming E to SE 75 to 85 kt late. Seas 7 to 11 ft in S to SW swell, building to 11 to 17 ft in S to SW swell late. Period 17 seconds. Scattered showers and isolated tstms. .TUE... HURRICANE CONDITIONS EXPECTED. SE winds 20 to 25 kt Near Cabo Corrientes, and SE 80 to 90 kt Elsewhere. Seas 13 to 20 ft in S swell. Period 17 seconds. Scattered showers and isolated tstms. .TUE NIGHT... HURRICANE CONDITIONS EXPECTED. SE winds 20 to 25 kt Near Cabo Corrientes, and SE to S 75 to 95 kt Elsewhere. Seas 12 to 19 ft in S to SW swell. Period 17 seconds. Scattered showers and isolated tstms. .WED... HURRICANE CONDITIONS POSSIBLE. Near Cabo Corrientes, SE to S winds 15 to 20 kt. Elsewhere, SE to S winds 40 to 45 kt, becoming S 30 to 35 kt in the afternoon. Seas 10 to 15 ft in SW swell. Period 16 seconds. .WED NIGHT... TROPICAL STORM CONDITIONS POSSIBLE. .THU... TROPICAL STORM CONDITIONS POSSIBLE. .THU NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 14 seconds. .FRI...NW winds 10 kt. Seas 5 to 7 ft in W swell. Period 14 seconds. $$ PMZ025-172130- Mexico - States of Michoacan and Guerrero to 250 nm offshore- 224 AM PDT Mon Aug 17 2020 ...HURRICANE WARNING... .TODAY... HURRICANE CONDITIONS EXPECTED. E to SE winds 25 to 30 kt Within 60 nm of shore, and E to SE 55 to 75 kt Elsewhere. Seas 10 to 16 ft in S swell. Period 17 seconds. Scattered tstms. .TONIGHT... HURRICANE CONDITIONS EXPECTED. Within 60 nm of shore, E to SE winds 25 to 30 kt. Elsewhere, SE to S winds 70 to 80 kt, becoming S 45 to 50 kt late. Seas 12 to 18 ft in S swell. Period 18 seconds. Scattered showers and isolated tstms. .TUE... TROPICAL STORM CONDITIONS POSSIBLE. SW winds 15 to 20 kt Within 60 nm of shore, and S to SW 25 to 30 kt Elsewhere. Seas 9 to 14 ft in SW swell. Period 17 seconds. Scattered showers and isolated tstms. .TUE NIGHT...W winds 10 kt Within 60 nm of shore, and SW to W 20 to 25 kt Elsewhere. Seas 7 to 11 ft in SW swell. Period 12 seconds. Scattered showers and isolated tstms. .WED...W winds 10 to 15 kt Within 60 nm of shore, and W 15 to 20 kt Elsewhere. Seas 6 to 9 ft in W swell. Period 12 seconds. .WED NIGHT...W to NW winds 15 to 20 kt Within 60 nm of shore, and W 15 to 20 kt Elsewhere. Seas 6 to 8 ft in W to NW swell. Period 14 seconds. .THU...W to NW winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 13 seconds. .THU NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 13 seconds. .FRI...NW to N winds 10 kt in the morning, becoming variable less than 5 kt. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. $$ PMZ027-172130- Mexico - States of Oaxaca and Chiapas including the Gulf of Tehuantepec- 224 AM PDT Mon Aug 17 2020 ...TROPICAL STORM WARNING... .TODAY... TROPICAL STORM CONDITIONS POSSIBLE. N to NE winds 15 to 20 kt Offshore Gulf of Tehuantepec, and S to SW 25 to 30 kt Elsewhere. Seas 8 to 12 ft in S swell. Period 15 seconds. Scattered showers and isolated tstms. .TONIGHT...W to NW winds 15 to 20 kt. Seas 6 to 9 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms. .TUE...NW winds 15 to 20 kt. Seas 6 to 8 ft. Period 12 seconds. Scattered showers and isolated tstms. .TUE NIGHT...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered showers and isolated tstms. .WED...N winds 10 to 15 kt, shifting to NE to E in the afternoon. Seas 4 to 6 ft in SW to W swell. Period 16 seconds. .WED NIGHT...Variable winds less than 5 kt Offshore Gulf of Tehuantepec, and N to NE 10 to 15 kt Elsewhere. Seas 4 to 6 ft in SW to W swell. Period 16 seconds. .THU...Variable winds less than 5 kt Offshore Gulf of Tehuantepec, and NE to E 10 to 15 kt Elsewhere. Seas 4 to 6 ft in W swell. Period 16 seconds. .THU NIGHT...SE winds 10 kt. Seas 4 to 6 ft in W swell. Period 16 seconds. .FRI...Offshore Gulf of Tehuantepec, variable winds less than 5 kt. Elsewhere, NE to E winds 10 kt, shifting to E to SE 15 to 20 kt in the afternoon. Seas 4 to 6 ft in W swell. Period 13 seconds. $$ Forecaster B Reinhart