742 FZPN27 KNHC 180818 OFFPZ7 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 1218 AM PST Fri Dec 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. PMZ001-182030- Synopsis for the E Pacific within 250 nm of Mexico 1218 AM PST Fri Dec 18 2020 .SYNOPSIS...High pressure over the Gulf of Mexico is producing a gale-force gap wind event across the Gulf of Tehuantepec through Fri afternoon. While the gale should end by tonight, the gap winds will continue with fresh to strong N winds through Sun. A new cold front moving across the Gulf of Mexico Sun and Mon may force additional N gales over the Gulf of Tehuantepec Mon afternoon through Tue morning. A weakening cold front will push across the Baja peninsula into the Gulf of California tonight and Fri. NW winds will build up to strong breeze across the Gulf of California Sat and Sun. Large, long period NW swell west of Baja California will slowly subside through Sun. $$ PMZ009-182030- Mexico Border S to 29N within 60 nm of shore- 1218 AM PST Fri Dec 18 2020 .TODAY...NW to N winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 14 seconds. .TONIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 12 seconds. .SAT...N to NE winds 10 kt, shifting to NW to N in the afternoon. Seas 6 to 8 ft in W to NW swell. Period 13 seconds. .SAT NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 14 seconds. .SUN...NW to N winds 10 kt. Seas 5 to 7 ft in W to NW swell. Period 16 seconds. .SUN NIGHT...NW to N winds 10 kt. Seas 5 to 7 ft in NW swell. Period 15 seconds. .MON...NW winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 14 seconds. .MON NIGHT...NW winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. .TUE...NW winds 10 kt. Seas 4 to 6 ft in NW swell. Period 15 seconds. .TUE NIGHT...NW winds 10 kt. Seas 5 to 7 ft in W to NW swell. Period 14 seconds. $$ PMZ011-182030- Mexico S of 29N to Punta Eugenia- 1218 AM PST Fri Dec 18 2020 .TODAY...NW to N winds 15 to 20 kt. Seas 6 to 9 ft in NW swell. Period 14 seconds. .TONIGHT...N to NE winds 10 to 15 kt. Seas 6 to 9 ft in NW swell. Period 13 seconds. .SAT...N to NE winds 10 to 15 kt. Seas 6 to 9 ft in NW swell. Period 13 seconds. .SAT NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 16 seconds. .SUN...N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 16 seconds. .SUN NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 16 seconds. .MON...NW to N winds 10 kt. Seas 5 to 7 ft in NW swell. Period 14 seconds. .MON NIGHT...NW to N winds 10 kt. Seas 4 to 6 ft in NW swell. Period 14 seconds. .TUE...NW winds 10 kt. Seas 5 to 7 ft in NW swell. Period 15 seconds. .TUE NIGHT...NW to N winds 10 kt. Seas 6 to 8 ft in NW swell. Period 14 seconds. $$ PMZ013-182030- Punta Eugenia to Cabo San Lazaro to 250 nm offshore- 1218 AM PST Fri Dec 18 2020 .TODAY...N winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 14 seconds. .TONIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 14 seconds. .SAT...N to NE winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 13 seconds. .SAT NIGHT...N to NE winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 15 seconds. .SUN...N to NE winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 16 seconds. .SUN NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 16 seconds. .MON...N winds 10 kt. Seas 5 to 7 ft in NW swell. Period 15 seconds. .MON NIGHT...NW winds 10 kt. Seas 4 to 6 ft in NW swell. Period 14 seconds. .TUE...Variable winds less than 5 kt Within 60 nm of shore, and NW to N 10 kt Elsewhere. Seas 4 to 6 ft in NW swell. Period 15 seconds. .TUE NIGHT...NW to N winds 10 kt. Seas 4 to 6 ft in NW swell. Period 15 seconds. $$ PMZ015-182030- Cabo San Lazaro to Cabo San Lucas to 250 nm offshore- 1218 AM PST Fri Dec 18 2020 .TODAY...N to NE winds 10 kt. Seas 6 to 8 ft in NW swell. Period 16 seconds. .TONIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 15 seconds. .SAT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 14 seconds. .SAT NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 13 seconds. .SUN...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 13 seconds. .SUN NIGHT...N winds 10 kt. Seas 5 to 7 ft in NW swell. Period 16 seconds. .MON...N to NE winds 10 kt. Seas 4 to 6 ft in NW swell. Period 16 seconds. .MON NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in NW swell. Period 16 seconds. .TUE...N to NE winds 10 kt. Seas 4 to 6 ft in NW swell. Period 15 seconds. .TUE NIGHT...N winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. $$ PMZ017-182030- Northern Gulf of California- 1218 AM PST Fri Dec 18 2020 .TODAY...NW to N winds 15 to 20 kt. Seas 2 to 4 ft. Period 4 seconds. .TONIGHT...NW to N winds 15 to 20 kt. Seas 2 to 4 ft. Period 5 seconds. .SAT...NW to N winds 15 to 20 kt. Seas 3 to 5 ft. Period 5 seconds. .SAT NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 3 seconds. .SUN...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 3 seconds. .SUN NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 6 seconds. .MON...NW to N winds 15 to 20 kt. Seas 3 to 5 ft. Period 6 seconds. .MON NIGHT...Variable winds less than 5 kt N of 30N, and W to NW 10 kt Elsewhere. Seas 3 ft or less. Period 5 seconds. .TUE...SE winds 10 kt. Seas 3 ft or less. Period 5 seconds. .TUE NIGHT...SE to S winds 10 kt. Seas 3 ft or less. Period 5 seconds. $$ PMZ019-182030- Central Gulf of California- 1218 AM PST Fri Dec 18 2020 .TODAY...S winds 10 kt, shifting to W to NW in the afternoon. Seas 3 ft or less. Period 10 seconds. .TONIGHT...NW to N winds 15 to 20 kt. Seas 2 to 4 ft. Period 9 seconds. .SAT...NW to N winds 15 to 20 kt. Seas 3 to 5 ft. Period 9 seconds. .SAT NIGHT...NW winds 20 to 25 kt. Seas 5 to 7 ft. Period 8 seconds. .SUN...NW winds 20 to 25 kt. Seas 5 to 7 ft. Period 9 seconds. .SUN NIGHT...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 9 seconds. .MON...NW winds 15 to 20 kt. Seas 3 to 5 ft. Period 9 seconds. .MON NIGHT...NW winds 10 kt. Seas 3 ft or less. Period 9 seconds. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. Period 5 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Period 9 seconds. $$ PMZ021-182030- Southern Gulf of California- 1218 AM PST Fri Dec 18 2020 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. Period 10 seconds. .TONIGHT...NW winds 10 to 15 kt. Seas 3 ft or less, building to 2 to 4 ft late. Period 9 seconds. .SAT...NW to N winds 15 to 20 kt. Seas 3 to 5 ft. Period 11 seconds. .SAT NIGHT...NW to N winds 15 to 20 kt. Seas 5 to 7 ft. Period 11 seconds. .SUN...NW to N winds 15 to 20 kt. Seas 5 to 7 ft. Period 10 seconds. .SUN NIGHT...NW winds 15 to 20 kt. Seas 4 to 6 ft. Period 11 seconds. .MON...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. .MON NIGHT...NW winds 10 kt. Seas 3 ft or less. Period 16 seconds. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. Period 15 seconds. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Period 15 seconds. $$ PMZ023-182030- Entrance to the Gulf of California including Cabo Corrientes- 1218 AM PST Fri Dec 18 2020 .TODAY...N winds 10 kt. Seas 5 to 7 ft in W to NW swell. Period 17 seconds. .TONIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 16 seconds. .SAT...N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 15 seconds. .SAT NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 14 seconds. .SUN...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .SUN NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. .MON...N winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. .MON NIGHT...N winds 10 kt. Seas 4 to 6 ft in NW swell. Period 16 seconds. .TUE...N winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 15 seconds. .TUE NIGHT...N winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. $$ PMZ025-182030- Mexico - States of Michoacan and Guerrero to 250 nm offshore- 1218 AM PST Fri Dec 18 2020 .TODAY...N winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 16 seconds. .TONIGHT...NW winds 10 to 15 kt Within 60 nm of shore, and N 10 to 15 kt Elsewhere. Seas 5 to 7 ft in W to NW swell. Period 17 seconds. .SAT...NW winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Period 16 seconds. .SAT NIGHT...W to NW winds 15 to 20 kt Within 60 nm of shore, and NW 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 15 seconds. .SUN...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .SUN NIGHT...NW to N winds 10 kt. Seas 4 to 6 ft in NW swell. Period 16 seconds. .MON...E winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 17 seconds. .MON NIGHT...N to NE winds 10 kt. Seas 4 to 6 ft in W swell. Period 16 seconds. .TUE...N winds 10 kt. Seas 5 to 7 ft in W swell. Period 16 seconds. .TUE NIGHT...NW to N winds 10 kt. Seas 5 to 7 ft in W to NW swell. Period 16 seconds. $$ PMZ027-182030- Mexico - States of Oaxaca and Chiapas including the Gulf of Tehuantepec- 1218 AM PST Fri Dec 18 2020 ...GALE WARNING... ...GALE CONDITIONS POSSIBLE MON AND TUE... .TODAY...N winds 30 to 35 kt Offshore Gulf of Tehuantepec, and N to NE 20 to 25 kt Elsewhere. Seas 8 to 12 ft in mixed N wind waves and W swell. Period 14 seconds. .TONIGHT...N winds 20 to 30 kt Offshore Gulf of Tehuantepec, and N 10 to 15 kt Elsewhere. Seas 7 to 10 ft in mixed N wind waves and E swell. Period 14 seconds. .SAT...Offshore Gulf of Tehuantepec, N winds 25 kt, shifting to N to NE 15 to 20 kt in the afternoon. Elsewhere, N winds 10 to 15 kt. Seas 5 to 7 ft in mixed N wind waves and W to NW swell. Period 17 seconds. .SAT NIGHT...N winds 20 to 25 kt Offshore Gulf of Tehuantepec, and N 10 kt Elsewhere. Seas 4 to 6 ft. Period 16 seconds. .SUN...N to NE winds 20 to 25 kt Offshore Gulf of Tehuantepec, and N to NE 10 to 15 kt Elsewhere. Seas 5 to 7 ft in mixed N wind waves and W to NW swell. Period 15 seconds. .SUN NIGHT...N winds 25 to 30 kt Offshore Gulf of Tehuantepec, and NE 15 to 20 kt Elsewhere. Seas 7 to 10 ft in mixed N wind waves and W to NW swell. Period 16 seconds. .MON...N winds 30 to 35 kt Offshore Gulf of Tehuantepec, and NE 20 to 25 kt Elsewhere. Seas 7 to 11 ft in mixed N wind waves and SW to W swell. Period 16 seconds. .MON NIGHT...N winds 35 to 40 kt Offshore Gulf of Tehuantepec, and N to NE 20 to 25 kt Elsewhere. Seas 10 to 15 ft in mixed N wind waves and S to SW swell. Period 16 seconds. .TUE...N winds 30 to 35 kt Offshore Gulf of Tehuantepec, and N to NE 20 to 25 kt Elsewhere. Seas 9 to 14 ft in mixed N wind waves and S to SW swell. Period 16 seconds. .TUE NIGHT...N winds 20 to 30 kt Offshore Gulf of Tehuantepec, and N to NE 10 to 15 kt Elsewhere. Seas 7 to 10 ft in mixed N wind waves and E to SE swell. Period 16 seconds. $$ Forecaster Landsea