357 FZPN27 KNHC 181537 OFFPZ7 Offshore Waters Forecast National Weather Service National Hurricane Center Miami, FL 837 AM PDT Sat Mar 18 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. PMZ001-190345- Synopsis for the E Pacific within 250 nm of Mexico 837 AM PDT Sat Mar 18 2023 .SYNOPSIS...Strong gap winds will develop in the Gulf of Tehuantepec tonight, then increase to gale-force Sun morning through late Mon morning. Strong gap winds will then persist into Tue. A cold front will approach Baja California Norte Tue, then move across the northern Gulf of California Tue night into Wed. This will result in the development of SW fresh to strong gap winds in the northern Gulf of California Mon night through Wed morning. Moderate to fresh SW winds associated with the front will also affect the Baja California Norte offshore waters Tue into Wed along with building seas in NW swell. Elsewhere, mostly benign marine conditions will prevail into mid-week. $$ PMZ009-190345- Mexico Border to Punta Falsa within 60 nm offshore- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...Variable less than 5 kt, becoming W to NW 10 kt in the afternoon. Seas 3 ft. Period 13 seconds. .TONIGHT...NW winds 10 kt. Seas 2 ft or less. Period 13 seconds. .SUN...W winds 10 kt. Seas 2 ft or less. Period 12 seconds. .SUN NIGHT...SW winds 10 kt. Seas 2 ft or less. Period 12 seconds. .MON...W winds 10 to 15 kt. Seas 4 ft. Period 12 seconds. .MON NIGHT...NW winds 10 to 15 kt in the evening, becoming variable less than 5 kt. Seas 4 ft. Period 11 seconds. .TUE...S to SW winds 10 kt, becoming S 20 to 25 kt in the afternoon. Seas 4 to 6 ft. Period 10 seconds. .TUE NIGHT...SW to W winds 15 to 20 kt. Seas 8 to 9 ft. Period 10 seconds. .WED...W winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 11 to 12 ft. Period 11 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 11 to 12 ft. Period 12 seconds. $$ PMZ011-190345- Punta Falsa to Punta Eugnia within 250 nm offshore- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...Sebastian Vizcaino Bay, N winds 10 kt early in the morning, becoming variable less than 5 kt. Elsewhere, N to NE winds 10 to 15 kt. Seas 3 ft. Period 12 seconds. .TONIGHT...NW winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft. Period 11 seconds. .SUN...Variable less than 5 kt, becoming SW to W 10 kt in the afternoon. Seas 3 ft in the morning, becoming 2 ft or less. Period 12 seconds. .SUN NIGHT...W winds 10 kt. Seas 3 ft. Period 12 seconds. .MON...W to NW winds 10 kt. Seas 4 ft. Period 12 seconds. .MON NIGHT...W to NW winds 10 kt. Seas 4 ft. Period 11 seconds. .TUE...SW winds 10 to 15 kt, becoming S to SW 15 to 20 kt in the afternoon. Seas 5 to 7 ft. Period 11 seconds. .TUE NIGHT...SW to W winds 15 to 20 kt. Seas 5 to 6 ft Sebastian Vizcaino Bay, and 8 to 10 ft Elsewhere. Period 11 seconds. .WED...W to NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 7 to 8 ft Sebastian Vizcaino Bay, and 11 to 12 ft Elsewhere. Period 11 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 9 to 10 ft Sebastian Vizcaino Bay, and 12 ft Elsewhere. Period 13 seconds. $$ PMZ013-190345- Punta Eugenia to Cabo San Lazaro within 250 nm offshore- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW winds 10 kt. Seas 3 ft. Period 13 seconds. .TONIGHT...W to NW winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft. Period 12 seconds. .SUN...Variable less than 5 kt. Seas 3 ft. Period 12 seconds. .SUN NIGHT...W to NW winds 10 kt. Seas 3 ft in the evening, becoming 2 ft or less. Period 11 seconds. .MON...W to NW winds 10 kt. Seas 3 to 4 ft. Period 12 seconds. .MON NIGHT...W to NW winds 10 kt. Seas 4 ft. Period 11 seconds. .TUE...Within 60 nm of shore, variable less than 5 kt. Elsewhere, variable less than 5 kt, becoming SW 10 to 15 kt in the afternoon. Seas 4 ft. Period 12 seconds. .TUE NIGHT...Within 60 nm of shore, SW to W winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, W winds 10 to 15 kt. Seas 3 ft Within 60 nm of shore, and 6 to 7 ft Elsewhere. Period 12 seconds. .WED...NW winds 10 to 15 kt. Seas 4 to 5 ft Within 60 nm of shore, and 9 to 10 ft Elsewhere. Period 11 seconds. .WED NIGHT...NW to N winds 10 to 15 kt, increasing to 15 to 20 kt late. Seas 6 to 8 ft Within 60 nm of shore, and 11 ft Elsewhere. Period 12 seconds. $$ PMZ014-190345- Cabo San Lazaro to Cabo San Lucas within 350 nm offshore N of 20N- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW to N winds 10 kt. Seas 3 ft. Period 12 seconds. .TONIGHT...NW to N winds 10 kt. Seas 3 ft. Period 12 seconds. .SUN...NW to N winds 10 kt. Seas 3 ft. Period 12 seconds. .SUN NIGHT...NW winds 10 kt. Seas 3 ft. Period 11 seconds. .MON...NW to N winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft. Period 12 seconds. .MON NIGHT...NW winds 10 kt. Seas 3 ft. Period 12 seconds. .TUE...Variable less than 5 kt. Seas 3 ft. Period 12 seconds. .TUE NIGHT...NW to N winds 10 kt. Seas 3 ft. Period 12 seconds. .WED...NW to N winds 10 kt. Seas 3 ft. Period 12 seconds. .WED NIGHT...NW to N winds 15 to 20 kt. Seas 4 ft, building to 7 ft late. Period 11 seconds. $$ PMZ016-190345- From 17N to 20N Between 110W and 115W including the Revillagigedo Islands- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...N winds 10 kt. Seas 3 ft. Period 10 seconds. .TONIGHT...N to NE winds 10 kt. Seas 3 ft. Period 10 seconds. .SUN...N to NE winds 10 kt. Seas 3 ft. Period 11 seconds. .SUN NIGHT...N to NE winds 10 kt. Seas 3 ft. Period 11 seconds. .MON...N to NE winds 10 kt. Seas 3 to 4 ft. Period 11 seconds. .MON NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft. Period 10 seconds. .TUE...Variable less than 5 kt. Seas 3 ft. Period 10 seconds. .TUE NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft. Period 11 seconds. .WED...N to NE winds 10 kt. Seas 3 ft. Period 11 seconds. .WED NIGHT...N winds 10 to 15 kt. Seas 4 ft. Period 12 seconds. $$ PMZ017-190345- Northern Gulf of California- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW to N winds 10 to 15 kt. Seas 2 ft or less. Period 11 seconds. .TONIGHT...W to NW winds 10 kt in the evening, becoming variable less than 5 kt. Seas 2 ft or less. Period 5 seconds. .SUN...Variable less than 5 kt, becoming SE to S 10 kt in the afternoon. Seas 2 ft or less. Period 8 seconds, becoming 11 seconds in the afternoon. .SUN NIGHT...S to SW winds 10 to 15 kt. Seas 2 ft or less. Period 11 seconds7 seconds late. .MON...N of 30N, S to SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Elsewhere, S winds 10 to 15 kt. Seas 3 to 5 ft. Period 12 seconds. .MON NIGHT...N of 30N, SW winds 20 to 25 kt. Elsewhere, SW winds 15 to 20 kt, diminishing to 10 to 15 kt late. Seas 5 to 6 ft. Period 12 seconds. .TUE...N of 30N, SW winds 20 to 25 kt, becoming S to SW 15 to 20 kt in the afternoon. Elsewhere, SW winds 10 to 15 kt, becoming S 15 to 20 kt in the afternoon. Seas 6 ft. Period 11 seconds. .TUE NIGHT...S to SW winds 20 to 25 kt. Seas 7 ft. Period 11 seconds. .WED...SW to W winds 15 to 20 kt. Seas 6 ft. Period 11 seconds. .WED NIGHT...SW to W winds 10 to 15 kt, becoming W 15 to 20 kt late. Seas 4 ft. Period 11 seconds. $$ PMZ019-190345- Central Gulf of California- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW winds 10 kt. Seas 2 ft or less. Period 14 seconds. .TONIGHT...NW winds 10 kt. Seas 2 ft or less. Period 13 seconds. .SUN...Variable less than 5 kt, becoming SE to S 10 kt in the afternoon. Seas 2 ft or less. Period 13 seconds. .SUN NIGHT...S to SW winds 10 kt. Seas 2 ft or less. Period 12 seconds. .MON...S winds 10 kt. Seas 2 ft or less. Period 12 seconds. .MON NIGHT...SW winds 10 to 15 kt. Seas 2 ft or less, becoming 3 ft late. Period 12 seconds. .TUE...S winds 10 kt. Seas 3 ft in the morning, becoming 2 ft or less. Period 12 seconds. .TUE NIGHT...S winds 10 kt. Seas 2 ft or less. Period 12 seconds. .WED...Variable less than 5 kt, becoming NW 10 kt in the afternoon. Seas 2 ft or less. Period 12 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 ft. Period 12 seconds. $$ PMZ021-190345- Southern Gulf of California- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW to N winds 10 kt. Seas 2 ft or less. Period 13 seconds. .TONIGHT...NW winds 10 kt. Seas 2 ft or less. Period 13 seconds. .SUN...NW to N winds 10 kt. Seas 2 ft or less. Period 12 seconds. .SUN NIGHT...Variable less than 5 kt, becoming W 10 kt late. Seas 2 ft or less. Period 12 seconds. .MON...S to SW winds 10 kt. Seas 2 ft or less. Period 13 seconds. .MON NIGHT...S to SW winds 10 kt. Seas 2 ft or less, becoming 3 ft late. Period 13 seconds. .TUE...S winds 10 kt. Seas 3 ft in the morning, becoming 2 ft or less. Period 12 seconds. .TUE NIGHT...S winds 10 kt in the evening, becoming variable less than 5 kt. Seas 2 ft or less. Period 12 seconds. .WED...Variable less than 5 kt. Seas 2 ft or less. Period 12 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 2 ft or less. Period 15 seconds. $$ PMZ022-190345- N of 20N E of 110W to the Entrance of the Gulf of California- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW to N winds 10 kt. Seas 3 ft. Period 13 seconds. .TONIGHT...NW to N winds 10 kt. Seas 3 ft. Period 13 seconds. .SUN...N winds 10 kt. Seas 3 ft. Period 12 seconds. .SUN NIGHT...NW to N winds 10 kt. Seas 2 ft or less. Period 12 seconds. .MON...NW winds 10 kt. Seas 3 ft. Period 12 seconds. .MON NIGHT...NW winds 10 kt. Seas 3 to 4 ft. Period 12 seconds. .TUE...NW winds 10 kt. Seas 3 to 4 ft. Period 12 seconds. .TUE NIGHT...NW winds 10 kt. Seas 3 ft. Period 12 seconds. .WED...NW to N winds 10 kt. Seas 4 ft. Period 12 seconds. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. Period 14 seconds. $$ PMZ024-190345- Colima and Jalisco within 300 nm offshore S of 20N and E of 110W- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...NW to N winds 10 kt. Seas 3 ft. Period 11 seconds. .TONIGHT...NW to N winds 10 kt. Seas 3 ft. Period 11 seconds. .SUN...N winds 10 kt. Seas 3 ft. Period 11 seconds. .SUN NIGHT...N winds 10 kt. Seas 2 ft or less. Period 11 seconds. .MON...N winds 10 kt. Seas 3 ft. Period 11 seconds. .MON NIGHT...N winds 10 kt. Seas 3 ft. Period 12 seconds. .TUE...N winds 10 kt. Seas 3 ft. Period 12 seconds. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Period 12 seconds. .WED...N winds 10 kt. Seas 4 ft. Period 12 seconds. .WED NIGHT...NW to N winds 10 to 15 kt. Seas 4 ft. Period 14 seconds. $$ PMZ025-190345- Michoacan and Guerrero within 250 nm offshore- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...Within 60 nm of shore, variable less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, N winds 10 kt early in the morning, becoming variable less than 5 kt. Seas 3 ft. Period 12 seconds. .TONIGHT...Within 60 nm of shore, W winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, variable less than 5 kt. Seas 3 ft. Period 12 seconds. .SUN...Variable less than 5 kt Within 60 nm of shore, and NE 10 kt Elsewhere. Seas 3 ft. Period 12 seconds. .SUN NIGHT...NW to N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft in the evening, becoming 2 ft or less. Period 11 seconds. .MON...Within 60 nm of shore, variable less than 5 kt, becoming W 10 kt in the afternoon. Elsewhere, N to NE winds 10 kt. Seas 4 ft. Period 12 seconds. .MON NIGHT...Within 60 nm of shore, NW winds 10 kt. Elsewhere, N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 5 ft. Period 12 seconds. .TUE...N winds 10 kt. Seas 5 ft. Period 12 seconds. .TUE NIGHT...NW to N winds 10 kt. Seas 4 to 5 ft. Period 12 seconds. .WED...N winds 10 kt. Seas 4 ft. Period 14 seconds. .WED NIGHT...NW to N winds 10 to 15 kt. Seas 4 ft. Period 14 seconds. $$ PMZ026-190345- Oaxaca W of Puerto Angel within 250 nm offshore- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...Variable less than 5 kt, becoming E to SE 10 kt in the afternoon. Seas 3 ft. Period 12 seconds. .TONIGHT...E to SE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft. Period 12 seconds. .SUN...E winds 10 kt. Seas 3 ft. Period 12 seconds. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Period 11 seconds. Scattered showers. .MON...NE winds 10 to 15 kt. Seas 8 to 9 ft. Period 12 seconds. .MON NIGHT...NE winds 10 to 15 kt. Seas 8 to 9 ft. Period 12 seconds. .TUE...NE winds 10 to 15 kt. Seas 6 ft. Period 12 seconds. .TUE NIGHT...NE winds 10 kt. Seas 5 ft. Period 13 seconds. .WED...N to NE winds 10 kt. Seas 4 ft. Period 14 seconds. .WED NIGHT...N to NE winds 10 kt. Seas 4 to 5 ft. Period 13 seconds. $$ PMZ028-190345- Oaxaca E of Puerto Angel within 300 nm offshore including the Gulf of Tehuantepec- 837 AM PDT Sat Mar 18 2023 ...GALE WARNING... .THIS AFTERNOON...N to NE winds 10 to 15 kt Offshore Gulf of Tehuantepec, and variable less than 5 kt Elsewhere. Seas 3 ft. Period 12 seconds. Scattered showers. .TONIGHT...Offshore Gulf of Tehuantepec, N winds 25 to 30 kt, Seas 4 to 6 ft, building to 6 to 9 ft late. Elsewhere, E winds 10 kt, becoming NE 15 to 20 kt late, Seas 4 to 6 ft. Period 12 seconds. .SUN...Offshore Gulf of Tehuantepec, N winds 35 kt, Seas 8 to 11 ft. Elsewhere, NE winds 25 to 30 kt, Seas 5 to 7 ft. Period 11 seconds. Scattered showers. .SUN NIGHT...Offshore Gulf of Tehuantepec, N winds 35 to 40 kt, Seas 8 to 13 ft. Elsewhere, NE winds 25 to 30 kt, Seas 6 to 9 ft. Period 11 seconds. .MON...Offshore Gulf of Tehuantepec, N winds 35 kt, diminishing to 30 kt in the afternoon. Elsewhere, NE winds 25 to 30 kt, diminishing to 20 to 25 kt in the afternoon. Seas 12 to 14 ft. Period 12 seconds. .MON NIGHT...Offshore Gulf of Tehuantepec, N winds 25 to 30 kt, diminishing to 20 to 25 kt late. Elsewhere, NE winds 10 to 15 kt. Seas 8 to 9 ft. Period 12 seconds. .TUE...Offshore Gulf of Tehuantepec, N winds 20 to 25 kt, diminishing to 10 kt in the afternoon. Elsewhere, NE winds 10 to 15 kt. Seas 6 to 8 ft. Period 12 seconds. .TUE NIGHT...Offshore Gulf of Tehuantepec, variable less than 5 kt, becoming NW to N 10 kt late. Elsewhere, NE to E winds 10 to 15 kt. Seas 5 ft. Period 13 seconds. .WED...Offshore Gulf of Tehuantepec, N winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, NE winds 10 kt. Seas 5 ft. Period 14 seconds. .WED NIGHT...NE winds 10 kt. Seas 5 to 6 ft. Period 13 seconds. $$ PMZ029-190345- Offshore Chiapas E of 94W- 837 AM PDT Sat Mar 18 2023 .THIS AFTERNOON...Variable less than 5 kt, becoming W 10 kt in the afternoon. Seas 2 ft or less. Period 13 seconds. .TONIGHT...Variable less than 5 kt, becoming NW 10 to 15 kt late. Seas 2 ft or less, becoming 3 to 4 ft late. Period 12 seconds. .SUN...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 12 seconds. .SUN NIGHT...N winds 20 to 25 kt, diminishing to 15 to 20 kt late. Seas 5 to 7 ft. Period 10 seconds, becoming 9 seconds late. .MON...N to NE winds 10 to 15 kt, shifting to W to NW in the afternoon. Seas 9 to 10 ft. Period 12 seconds. .MON NIGHT...Variable less than 5 kt, becoming NW to N 10 kt late. Seas 6 to 7 ft. Period 12 seconds. .TUE...NW to N winds 10 kt, shifting to SW to W in the afternoon. Seas 5 ft. Period 12 seconds. .TUE NIGHT...Variable less than 5 kt. Seas 4 to 5 ft. Period 12 seconds. .WED...Variable less than 5 kt, becoming W to NW 10 kt in the afternoon. Seas 4 ft. Period 14 seconds. .WED NIGHT...Variable less than 5 kt. Seas 4 ft. Period 13 seconds. $$ Forecaster Ramos