077 FZPN27 KNHC 240239 OFFPZ7 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 739 PM PDT Mon Aug 23 2021 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. PMZ001-241445- Synopsis for the E Pacific within 250 nm of Mexico 739 PM PDT Mon Aug 23 2021 .SYNOPSIS...Tropical Storm Marty near 20.7N 115.8W 1002 mb at 8 PM PDT moving W at 15 kt. Maximum sustained winds 40 kt gusts 50 kt. Marty will move to 20.7N 117.8W Tue morning, 20.7N 119.9W Tue evening, weaken to a tropical depression near 20.7N 121.8W Wed morning, become a remnant low and move to 20.7N 123.9W Wed evening, then to 20.5N 126.0W Thu morning, and 20.1N 128.5W Thu evening. Marty will change little in intensity as it moves to 18.7N 133.1W late Fri. A broad area of low pres offshore of Guatemala and southern Mexico is producing some disorganized showers and thunderstorms. Environmental conditions are forecast to be favorable for gradual development of this system, and a tropical depression is likely to form by the middle to latter part of this week as it moves W-NW or NW at 10 to 15 kt, passing offshore of the coast of southwestern Mexico. Fresh to strong N-NE winds will continue to pulse through midweek. $$ PMZ009-241445- Mexico Border S to 29N within 60 nm of shore- 739 PM PDT Mon Aug 23 2021 .TONIGHT...NW to N winds 10 to 15 kt. Seas 2 to 4 ft. Period 14 seconds. .TUE...NW to N winds 10 to 15 kt. Seas 2 to 4 ft. Period 16 seconds. .TUE NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .WED...NW winds 15 to 20 kt. Seas 3 to 5 ft. Period 16 seconds. .WED NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 seconds. .THU...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 seconds. .THU NIGHT...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 seconds. .FRI...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .SAT...NW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. .SAT NIGHT...NW winds 10 to 15 kt. Seas 2 to 4 ft. Period 14 seconds. $$ PMZ011-241445- Mexico S of 29N to Punta Eugenia- 739 PM PDT Mon Aug 23 2021 .TONIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 13 seconds. .TUE...N winds 10 to 15 kt. Seas 2 to 4 ft. Period 15 seconds. .TUE NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .WED...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .WED NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 15 seconds. .THU...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. .THU NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. .FRI...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .FRI NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .SAT...NW to N winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 15 seconds. .SAT NIGHT...NW to N winds 10 kt. Seas 4 to 6 ft in NW swell. Period 15 seconds. $$ PMZ013-241445- Punta Eugenia to Cabo San Lazaro to 250 nm offshore- 739 PM PDT Mon Aug 23 2021 .TONIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 16 seconds. .TUE...Within 60 nm of shore, variable winds less than 5 kt, becoming W to NW 10 kt in the afternoon. Elsewhere, N to NE winds 10 to 15 kt. Seas 5 to 7 ft in SE swell. Period 17 seconds. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .WED...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds. .WED NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 17 seconds. .THU...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 18 seconds. .THU NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. .FRI...Variable winds less than 5 kt Within 60 nm of shore, and NW to N 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 17 seconds. .FRI NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .SAT...NW to N winds 10 kt. Seas 4 to 6 ft in NW swell. Period 15 seconds. .SAT NIGHT...NW to N winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. $$ PMZ015-241445- Cabo San Lazaro to Cabo San Lucas to 250 nm offshore- 739 PM PDT Mon Aug 23 2021 ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Within 60 nm of shore, SE to S winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, SE winds 15 to 20 kt, except 25 to 40 kt near Marty. Seas 3 to 5 ft Within 60 nm of shore, and 6 to 8 ft Elsewhere, except 8 to 13 ft near Marty. Period 17 seconds. .TUE...Variable winds less than 5 kt Within 60 nm of shore, and NE to E 15 to 20 kt Elsewhere. Seas 5 to 7 ft. Period 17 seconds. .TUE NIGHT...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .WED...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 15 seconds. .WED NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .THU...Variable winds less than 5 kt Within 60 nm of shore, and NE 10 kt Elsewhere. Seas 4 to 6 ft. Period 18 seconds. .THU NIGHT...N winds 10 kt. Seas 3 to 5 ft. Period 18 seconds. .FRI...N to NE winds 10 kt. Seas 3 to 5 ft. Period 17 seconds. .FRI NIGHT...W winds 10 kt Within 60 nm of shore, and variable less than 5 kt Elsewhere. Seas 3 to 5 ft. Period 16 seconds. .SAT...Variable winds less than 5 kt Within 60 nm of shore, and N 10 to 15 kt Elsewhere. Seas 5 to 7 ft in NE to E swell. Period 15 seconds. .SAT NIGHT...NW winds 10 kt Within 60 nm of shore, and NW to N 15 to 20 kt Elsewhere. Seas 8 to 12 ft in E to SE swell. Period 13 seconds. $$ PMZ017-241445- Northern Gulf of California- 739 PM PDT Mon Aug 23 2021 .TONIGHT...SE to S winds 10 kt. Seas 3 ft or less. Period 11 seconds, becoming 6 seconds late. .TUE...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. Period 8 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Period 8 seconds. .WED...Variable winds less than 5 kt. Seas 3 ft or less. Period 7 seconds. .WED NIGHT...S to SW winds 10 kt N of 30N, and variable less than 5 kt Elsewhere. Seas 3 ft or less. Period 8 seconds. .THU...Variable winds less than 5 kt N of 30N, and SE 10 kt Elsewhere. Seas 3 ft or less. Period 9 seconds. .THU NIGHT...S winds 10 kt. Seas 3 ft or less. Period 4 seconds. .FRI...SE winds 10 to 15 kt. Seas 2 to 4 ft. Period 5 seconds. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 5 seconds. .SAT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. Period 5 seconds. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 5 seconds. $$ PMZ019-241445- Central Gulf of California- 739 PM PDT Mon Aug 23 2021 .TONIGHT...S winds 10 to 15 kt. Seas 3 ft or less. Period 12 seconds, becoming 9 seconds late. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. Period 9 seconds, becoming 11 seconds in the afternoon. .TUE NIGHT...W winds 10 kt. Seas 3 ft or less. Period 12 seconds. .WED...Variable winds less than 5 kt. Seas 3 ft or less. Period 12 seconds. .WED NIGHT...S winds 10 kt. Seas 3 ft or less. Period 13 seconds. .THU...SE to S winds 10 kt. Seas 3 ft or less. Period 16 seconds. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 16 seconds. .FRI...SE to S winds 10 to 15 kt. Seas 3 ft or less. Period 15 seconds. .FRI NIGHT...SE to S winds 10 kt. Seas 3 ft or less. Period 16 seconds. .SAT...SE to S winds 10 kt. Seas 3 ft or less. Period 15 seconds. .SAT NIGHT...SE to S winds 10 kt. Seas 2 to 4 ft. Period 14 seconds. $$ PMZ021-241445- Southern Gulf of California- 739 PM PDT Mon Aug 23 2021 .TONIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .TUE...Variable winds less than 5 kt, becoming W to NW 10 kt in the afternoon. Seas 2 to 4 ft. Period 17 seconds. .TUE NIGHT...SW winds 10 kt. Seas 2 to 4 ft. Period 16 seconds. .WED...Variable winds less than 5 kt. Seas 3 ft or less in SE to S swell. Period 16 seconds. .WED NIGHT...S winds 10 kt. Seas 3 ft or less. Period 17 seconds. .THU...SE to S winds 10 kt. Seas 3 ft or less. Period 18 seconds. .THU NIGHT...S winds 10 kt. Seas 3 ft or less. Period 18 seconds. .FRI...SE to S winds 10 kt. Seas 3 ft or less. Period 17 seconds. .FRI NIGHT...S winds 10 kt. Seas 3 ft or less. Period 16 seconds. .SAT...S winds 10 kt. Seas 3 to 5 ft. Period 15 seconds. .SAT NIGHT...S winds 10 kt. Seas 4 to 6 ft in SE to S swell. Period 14 seconds. $$ PMZ023-241445- Entrance to the Gulf of California including Cabo Corrientes- 739 PM PDT Mon Aug 23 2021 .TONIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft in SE to S swell. Period 18 seconds. Scattered showers and isolated tstms through the night. .TUE...SE winds 15 to 20 kt. Seas 6 to 8 ft in S swell. Period 17 seconds. Scattered showers and isolated tstms. .TUE NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S swell. Period 16 seconds. Scattered showers and isolated tstms. .WED...SE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds. Scattered showers and isolated tstms. .WED NIGHT...Variable winds less than 5 kt Near Cabo Corrientes, and S 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 19 seconds. .THU...Variable winds less than 5 kt Near Cabo Corrientes, and SE to S 10 kt Elsewhere. Seas 3 to 5 ft. Period 18 seconds. .THU NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period 18 seconds. .FRI...E winds 10 to 15 kt. Seas 7 to 10 ft in S to SW swell. Period 17 seconds. .FRI NIGHT...S winds 10 to 15 kt. Seas 9 to 13 ft in S to SW swell. Period 16 seconds. .SAT...N winds 15 to 20 kt. Seas 7 to 11 ft in S swell. Period 15 seconds. .SAT NIGHT...Variable winds less than 5 kt Near Cabo Corrientes, and SW to W 15 to 20 kt Elsewhere. Seas 9 to 13 ft in S swell. Period 13 seconds. $$ PMZ025-241445- Mexico - States of Michoacan and Guerrero to 250 nm offshore- 739 PM PDT Mon Aug 23 2021 .TONIGHT...SE winds 15 to 20 kt Within 60 nm of shore, and S 10 to 15 kt Elsewhere. Seas 6 to 8 ft in SW swell. Period 17 seconds. Scattered showers and isolated tstms through the night. .TUE...Within 60 nm of shore, E to SE winds 15 to 20 kt, shifting to S 10 to 15 kt in the afternoon. Elsewhere, S to SW winds 10 to 15 kt. Seas 6 to 8 ft. Period 17 seconds. Scattered showers and isolated tstms. .TUE NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell. Period 16 seconds. Scattered showers and isolated tstms. .WED...SW winds 10 kt. Seas 4 to 6 ft in SW to W swell. Period 15 seconds. Scattered showers and isolated tstms. .WED NIGHT...Variable winds less than 5 kt Within 60 nm of shore, and SW 10 kt Elsewhere. Seas 5 to 7 ft in SW to W swell. Period 17 seconds. .THU...E winds 15 to 20 kt. Seas 5 to 7 ft. Period 18 seconds. .THU NIGHT...E to SE winds 10 to 15 kt Within 60 nm of shore, and S 15 to 20 kt Elsewhere. Seas 6 to 9 ft in S to SW swell. Period 17 seconds. .FRI...S to SW winds 15 to 20 kt. Seas 7 to 11 ft in S swell. Period 16 seconds. .FRI NIGHT...SE winds 10 to 15 kt Within 60 nm of shore, and SW 15 to 20 kt Elsewhere. Seas 7 to 11 ft in S to SW swell. Period 11 seconds. .SAT...E to SE winds 10 kt Within 60 nm of shore, and SW to W 15 to 20 kt Elsewhere. Seas 7 to 10 ft in SW swell. Period 10 seconds. .SAT NIGHT...SW winds 10 to 15 kt. Seas 7 to 11 ft in SW swell. Period 11 seconds. $$ PMZ027-241445- Mexico - States of Oaxaca and Chiapas including the Gulf of Tehuantepec- 739 PM PDT Mon Aug 23 2021 .TONIGHT...N to NE winds 20 to 25 kt Offshore Gulf of Tehuantepec, and NE 10 to 15 kt Elsewhere. Seas 5 to 8 ft. Period 17 seconds. Scattered showers and isolated tstms through the night. .TUE...NE winds 15 to 20 kt. Seas 5 to 8 ft in SW swell. Period 17 seconds. Scattered tstms. .TUE NIGHT...N to NE winds 15 to 20 kt. Seas 5 to 8 ft in S swell. Period 17 seconds. Scattered showers and isolated tstms. .WED...N to NE winds 20 to 25 kt Offshore Gulf of Tehuantepec, and NE 10 to 15 kt Elsewhere. Seas 5 to 8 ft. Period 17 seconds. Scattered showers and isolated tstms. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 7 ft. Period 17 seconds. .THU...SE to S winds 15 to 20 kt. Seas 6 to 9 ft in S swell. Period 18 seconds. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in SW swell. Period 18 seconds. .FRI...W winds 10 kt. Seas 5 to 7 ft in SW to W swell. Period 16 seconds. .FRI NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell. Period 13 seconds. .SAT...W winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell. Period 15 seconds. .SAT NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft in SW to W swell. Period 14 seconds. $$ Forecaster Lewitsky