411 FZPN27 KNHC 190312 OFFPZ7 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 812 PM PDT Tue Aug 18 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. PMZ001-191515- Synopsis for the E Pacific within 250 nm of Mexico 812 PM PDT Tue Aug 18 2020 .SYNOPSIS...Hurricane Genevieve is centered near 19.5N 109.0W 956 mb at 8 PM PDT moving NW at 9 kt. Maximum sustained winds 105 kt gusts 130 kt. Little change in strength is expected during the next day or so, followed by weakening on Thu and Fri. Genevieve will continue producing extremely dangerous, life- threatening marine conditions over the next several days as it crosses the offshore waters of west-central Mexico and Baja California Sur. The center of Genevieve will move to 20.5N 109.7W Wed morning, 21.5N 110.4W Wed evening, 22.4N 111.3W Thu morning, 23.1N 112.3W Thu evening, 24.0N 113.6W Fri morning, and weaken to a tropical storm near 25.1N 115.2W Fri evening. Genevieve will become post-tropical as it moves to near 27.5N 118.7W late Sat. $$ PMZ009-191515- Mexico Border S to 29N within 60 nm of shore- 812 PM PDT Tue Aug 18 2020 .TONIGHT...NW winds 10 kt. Seas 3 to 5 ft. Period 17 seconds. .WED...W to NW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .THU...W to NW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. .THU NIGHT...W to NW winds 10 kt. Seas 4 to 6 ft in NW swell. Period 15 seconds. .FRI...Variable winds less than 5 kt, becoming S to SW 10 kt in the afternoon. Seas 4 to 6 ft in NW swell. Period 15 seconds. .FRI NIGHT...SW to W winds 10 kt, becoming variable less than 5 kt. Seas 4 to 6 ft in W to NW swell. Period 15 seconds. .SAT...SE to S winds 10 kt. Seas 4 to 6 ft in W swell. Period 14 seconds. .SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period 13 seconds. .SUN...Variable winds less than 5 kt, becoming S to SW 10 kt in the afternoon. Seas 4 to 6 ft in S swell. Period 13 seconds. $$ PMZ011-191515- Mexico S of 29N to Punta Eugenia- 812 PM PDT Tue Aug 18 2020 .TONIGHT...NW to N winds 10 kt. Seas 3 to 5 ft. Period 17 seconds. .WED...Variable winds less than 5 kt, becoming W to NW 10 kt. Seas 4 to 6 ft in SE to S swell. Period 16 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 6 to 8 ft in SE swell. Period 16 seconds. .THU...NW winds 10 to 15 kt. Seas 6 to 9 ft in SE swell. Period 16 seconds. .THU NIGHT...Sebastian Vizcaino Bay, NW winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, NW winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 15 seconds. .FRI...Sebastian Vizcaino Bay, variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Elsewhere, NE winds 10 to 15 kt. Seas 6 to 9 ft in S swell. Period 15 seconds. .FRI NIGHT...N to NE winds 10 to 15 kt. Seas 6 to 9 ft in SE to S swell. Period 14 seconds. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...Sebastian Vizcaino Bay, variable winds less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, SW to W winds 20 to 25 kt. Seas 7 to 11 ft in SW to W swell, subsiding to 5 to 7 ft in W swell in the afternoon. Period 11 seconds. $$ PMZ013-191515- Punta Eugenia to Cabo San Lazaro to 250 nm offshore- 812 PM PDT Tue Aug 18 2020 .TONIGHT...NW to N winds 10 kt. Seas 5 to 7 ft in SE to S swell. Period 17 seconds. .WED...NW to N winds 10 kt. Seas 7 to 10 ft in SE swell. Period 16 seconds. .WED NIGHT...NW winds 15 to 20 kt. Seas 7 to 11 ft in SE swell. Period 16 seconds. .THU...TROPICAL STORM CONDITIONS POSSIBLE. NW to N winds 15 to 20 kt. Seas 9 to 13 ft in SE swell. Period 16 seconds. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Within 60 nm of shore, N to NE winds 30 to 35 kt. Elsewhere, NW winds 25 to 30 kt, becoming NW to N 50 to 55 kt late. Seas 10 to 16 ft in E to SE swell. Period 15 seconds. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...Within 60 nm of shore, SW to W winds 10 kt. Elsewhere, SW winds 20 to 25 kt, diminishing to 10 to 15 kt late. Seas 6 to 9 ft in W swell. Period 13 seconds. .SUN...W to NW winds 10 kt. Seas 5 to 7 ft in W swell. Period 14 seconds. $$ PMZ015-191515- Cabo San Lazaro to Cabo San Lucas to 250 nm offshore- 812 PM PDT Tue Aug 18 2020 ...HURRICANE WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. Within 60 nm of shore, S to SW winds 10 to 15 kt, shifting to NW to N late. Elsewhere, N to NE winds 40 to 45 kt, becoming NW to N 55 to 60 kt late. Seas 12 to 19 ft in E to SE swell. Period 17 seconds. .WED...HURRICANE CONDITIONS EXPECTED. N to NE winds 20 to 25 kt Within 60 nm of shore, and NW to N 75 to 85 kt Elsewhere. Seas 15 to 23 ft in E swell. Period 16 seconds. Scattered showers and isolated tstms with vsby 1 NM or less. .WED NIGHT...HURRICANE CONDITIONS EXPECTED. NE winds 35 to 45 kt Within 60 nm of shore, and W to NW 70 to 85 kt Elsewhere. Seas 16 to 25 ft in NE to E swell. Period 16 seconds. Scattered showers and isolated tstms with vsby 1 NM or less. .THU...HURRICANE CONDITIONS EXPECTED. E winds 45 to 55 kt Within 60 nm of shore, and W 60 to 75 kt Elsewhere. Seas 16 to 24 ft in NE swell. Period 16 seconds. Scattered showers and isolated tstms with vsby 1 NM or less. .THU NIGHT...HURRICANE CONDITIONS POSSIBLE. SE winds 35 to 45 kt Within 60 nm of shore, and SW to W 60 to 65 kt Elsewhere. Seas 14 to 21 ft in N swell. Period 13 seconds. Scattered showers and isolated tstms with vsby 1 NM or less. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...SW to W winds 15 to 20 kt. Seas 6 to 9 ft in W to NW swell. Period 12 seconds. .SAT...NW winds 10 kt. Seas 4 to 6 ft in NW swell. Period 13 seconds. .SAT NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. .SUN...N winds 10 to 15 kt. Seas 3 to 5 ft. Period 13 seconds. $$ PMZ017-191515- Northern Gulf of California- 812 PM PDT Tue Aug 18 2020 .TONIGHT...S to SW winds 10 to 15 kt, shifting to E to SE late. Seas 3 ft or less. Period 11 seconds. .WED...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 15 seconds. .WED NIGHT...S to SW winds 10 to 15 kt, shifting to SE 15 to 20 kt late. Seas 3 ft or less. Period 13 seconds. .THU...SE to S winds increasing to 20 to 25 kt. Seas 3 to 5 ft. Period 5 seconds. .THU NIGHT...SE to S winds 20 to 25 kt. Seas 3 to 5 ft. Period 6 seconds. .FRI...SE to S winds 20 to 25 kt. Seas 3 to 5 ft. Period 7 seconds. .FRI NIGHT...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. Period 7 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. Period 6 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt, shifting to SW late. Seas 3 ft or less. Period 5 seconds. .SUN...S to SW winds 10 kt. Seas 3 ft or less. Period 5 seconds. $$ PMZ019-191515- Central Gulf of California- 812 PM PDT Tue Aug 18 2020 .TONIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Period 17 seconds. .WED...E to SE winds 10 to 15 kt, shifting to S in the afternoon. Seas 2 to 4 ft. Period 15 seconds. .WED NIGHT...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. Period 13 seconds. .THU...SE winds 15 to 20 kt. Seas 3 to 5 ft. Period 11 seconds. Scattered showers and isolated tstms. .THU NIGHT...SE winds 15 to 20 kt. Seas 2 to 4 ft. Period 10 seconds, becoming 9 seconds late. .FRI...SE winds 15 to 20 kt. Seas 2 to 4 ft. Period 8 seconds. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 7 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 8 seconds, becoming 10 seconds in the afternoon. .SAT NIGHT...Variable winds less than 5 kt, becoming SW to W 10 to 15 kt late. Seas 3 ft or less. Period 10 seconds. .SUN...NW winds 10 to 15 kt. Seas 3 ft or less. Period 10 seconds. $$ PMZ021-191515- Southern Gulf of California- 812 PM PDT Tue Aug 18 2020 .TONIGHT...SE winds 10 to 15 kt. Seas 7 to 10 ft in SE to S swell. Period 16 seconds. .WED...TROPICAL STORM CONDITIONS POSSIBLE. E to SE winds 10 to 15 kt, increasing to 20 to 25 kt in the afternoon. Seas 7 to 11 ft in SE to S swell. Period 15 seconds. Scattered showers and isolated tstms. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E to SE winds 25 to 30 kt. Seas 7 to 11 ft in SE to S swell. Period 13 seconds. .THU...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 25 kt. Seas 6 to 9 ft in W swell. Period 11 seconds. Scattered showers and isolated tstms. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 25 kt. Seas 5 to 7 ft. Period 11 seconds. .FRI...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. Period 14 seconds. .SAT...S to SW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. Period 14 seconds. .SAT NIGHT...SW to W winds 10 kt. Seas 3 ft or less. Period 14 seconds. .SUN...W to NW winds 10 to 15 kt. Seas 3 ft or less. Period 13 seconds. $$ PMZ023-191515- Entrance to the Gulf of California including Cabo Corrientes- 812 PM PDT Tue Aug 18 2020 ...HURRICANE WARNING... .TONIGHT...HURRICANE CONDITIONS. SE to S winds 25 to 30 kt Near Cabo Corrientes, and SE to S 80 to 90 kt Elsewhere. Seas 16 to 24 ft in SW swell. Period 16 seconds. Scattered showers and isolated tstms with vsby 1 NM or less. .WED...HURRICANE CONDITIONS EXPECTED. SE to S winds 25 to 30 kt Near Cabo Corrientes, and S 75 to 90 kt Elsewhere. Seas 13 to 20 ft in W swell. Period 14 seconds. Scattered showers and isolated tstms with vsby 1 NM or less. .WED NIGHT...TROPICAL STORM CONDITIONS EXPECTED. Near Cabo Corrientes, S winds 20 to 25 kt. Elsewhere, S winds 45 to 50 kt, becoming S to SW 30 to 35 kt late. Seas 10 to 15 ft in W to NW swell. Period 16 seconds. Scattered showers and isolated tstms. .THU...TROPICAL STORM CONDITIONS POSSIBLE. S winds 15 to 20 kt Near Cabo Corrientes, and S to SW 25 to 30 kt Elsewhere. Seas 7 to 11 ft in W to NW swell. Period 16 seconds. Scattered showers and isolated tstms. .THU NIGHT...S to SW winds 15 to 20 kt. Seas 6 to 9 ft in W to NW swell. Period 15 seconds. Scattered showers and isolated tstms. .FRI...W winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 15 seconds. .FRI NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period 15 seconds. .SAT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .SAT NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. .SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. $$ PMZ025-191515- Mexico - States of Michoacan and Guerrero to 250 nm offshore- 812 PM PDT Tue Aug 18 2020 .TONIGHT...W winds 10 to 15 kt Within 60 nm of shore, and SW to W 15 to 20 kt Elsewhere. Seas 7 to 11 ft in SW swell. Period 17 seconds. Scattered showers and isolated tstms. .WED...W winds 15 to 20 kt Within 60 nm of shore, and SW to W 10 to 15 kt Elsewhere. Seas 6 to 9 ft in W to NW swell. Period 16 seconds. Scattered showers and isolated tstms. .WED NIGHT...W winds 15 to 20 kt. Seas 6 to 8 ft in W to NW swell. Period 16 seconds. Scattered showers and isolated tstms. .THU...W to NW winds 10 kt Within 60 nm of shore, and W 15 to 20 kt Elsewhere. Seas 6 to 8 ft in W to NW swell. Period 16 seconds. Scattered showers and isolated tstms. .THU NIGHT...W to NW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 16 seconds. Scattered showers and isolated tstms. .FRI...NW winds 10 to 15 kt, shifting to W in the afternoon. Seas 5 to 7 ft in W swell. Period 15 seconds. .FRI NIGHT...Variable winds less than 5 kt Within 60 nm of shore, and W to NW 10 kt Elsewhere. Seas 4 to 6 ft. Period 15 seconds. .SAT...N winds 10 kt in the morning, becoming variable less than 5 kt. Seas 4 to 6 ft in SW to W swell. Period 14 seconds. .SAT NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in SW to W swell. Period 13 seconds. .SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in SW swell. Period 14 seconds. $$ PMZ027-191515- Mexico - States of Oaxaca and Chiapas including the Gulf of Tehuantepec- 812 PM PDT Tue Aug 18 2020 .TONIGHT...NW winds 15 to 20 kt. Seas 5 to 7 ft. Period 17 seconds. Scattered showers and isolated tstms. .WED...Offshore Gulf of Tehuantepec, N to NE winds 15 to 20 kt, shifting to NE to E 10 kt in the afternoon. Elsewhere, NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 17 seconds. Scattered showers and isolated tstms. .WED NIGHT...Offshore Gulf of Tehuantepec, SW to W winds 10 kt, shifting to NW late. Elsewhere, W to NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered showers and isolated tstms. .THU...Offshore Gulf of Tehuantepec, N to NE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, N winds 15 to 20 kt, shifting to SE to S 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered showers and isolated tstms. .THU NIGHT...Offshore Gulf of Tehuantepec, SW winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, SW to W winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered showers and isolated tstms. .FRI...NE to E winds 10 kt, shifting to SE in the afternoon. Seas 4 to 6 ft in SW to W swell. Period 15 seconds. .FRI NIGHT...Variable winds less than 5 kt Offshore Gulf of Tehuantepec, and SE 20 to 25 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .SAT...Offshore Gulf of Tehuantepec, variable winds less than 5 kt. Elsewhere, E to SE winds 20 to 25 kt, shifting to S in the afternoon. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .SAT NIGHT...Offshore Gulf of Tehuantepec, variable winds less than 5 kt. Elsewhere, W winds 15 to 20 kt, shifting to SE to S 20 to 25 kt late. Seas 6 to 8 ft in S to SW swell. Period 12 seconds. .SUN...NE to E winds 10 kt Offshore Gulf of Tehuantepec, and SW 20 to 25 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period 11 seconds. $$ Forecaster B Reinhart