000 FZPN27 KNHC 191628 OFFPZ7 Offshore Waters Forecast NWS National Hurricane Center Miami, FL 928 AM PDT Sat Aug 19 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. PMZ001-200430- Synopsis for the E Pacific within 250 nm of Mexico 928 AM PDT Sat Aug 19 2023 .SYNOPSIS...Major Hurricane Hilary is near 22.3N 113.5W at 800 am PDT, and is moving north-northwest at 14 kt. Estimated minimum central pressure is 947 mb. Maximum sustained wind speed is 110 kt with gusts to 135 kt. Hilary will move to 24.6N 114.1W this afternoon, 28.3N 115.2W Sun morning as it nears Punta Eugenia. Hilary will move inland and weaken to a tropical storm near 33.4N 116.7W Sun afternoon before continuing well north of the area and weakening to a tropical depression through Mon and dissipating Tue. Hilary will continue to bring very high seas to the coast of Baja California and the Gulf of California through at least late Sun. Farther south, fresh to strong gap winds will pulse across the Gulf of Tehuantepec through mid week, mainly at night. Looking ahead, another area of low pressure has a low chance of development off southern Mexico through mid- week.Development of this system, if any, should be slow to occur while it moves toward the west- northwest or northwest. $$ PMZ009-200430- Mexico Border S to 29N within 60 nm of shore- 928 AM PDT Sat Aug 19 2023 ...HURRICANE WARNING... .TODAY...N to NE winds 10 kt in the afternoon. Seas 4 to 6 ft in S swell. Period 15 seconds. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. N winds 10 to 15 kt, becoming N to NE 35 to 40 kt late. Seas 6 to 8 ft. Period 15 seconds. Numerous showers and scattered tstms. .SUN...TROPICAL STORM CONDITIONS EXPECTED. N to NE winds 60 to 70 kt, becoming W 40 to 45 kt in the afternoon. Seas 10 to 15 ft, building to 14 to 22 ft in S swell in the afternoon. Period 15 seconds. Numerous showers and scattered tstms. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S to SW winds 15 to 20 kt. Seas 11 to 17 ft in SW to W swell, subsiding to 7 to 11 ft in W to NW swell late. Period 11 seconds. Scattered showers and isolated tstms through the night. .MON...SE to S winds 10 to 15 kt, shifting to SW to W in the afternoon. Seas 5 to 7 ft in W to NW swell. Period 12 seconds. .MON NIGHT...NW winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. .TUE...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 15 seconds. .TUE NIGHT...NW winds 15 to 20 kt. Seas 3 to 5 ft. Period 14 seconds. .WED...NW winds 15 to 20 kt. Seas 3 to 5 ft. Period 14 seconds. $$ PMZ011-200430- Mexico S of 29N to Punta Eugenia- 928 AM PDT Sat Aug 19 2023 ...HURRICANE WARNING... .TODAY...N to NE winds 15 to 20 kt in the afternoon. Seas 7 to 10 ft in SE swell. Period 15 seconds. Numerous showers and scattered tstms through the day. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. N to NE winds 35 to 40 kt, becoming N 55 to 65 kt late. Seas 7 to 11 ft, building to 10 to 16 ft late. Period 15 seconds. Numerous showers and scattered tstms through the night. .SUN...TROPICAL STORM CONDITIONS EXPECTED. W to NW winds 55 to 65 kt, becoming W 25 to 30 kt in the afternoon. Seas 15 to 23 ft in SE swell. Period 15 seconds. Scattered tstms through the day. .SUN NIGHT...SW to W winds 10 to 15 kt. Seas 10 to 16 ft in NE to E swell, subsiding to 7 to 10 ft in W to NW swell late. Period 13 seconds. .MON...Variable winds less than 5 kt, becoming W 10 kt in the afternoon. Seas 6 to 8 ft in NW swell. Period 11 seconds. .MON NIGHT...NW winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 13 seconds. .TUE...NW to N winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 15 seconds. .TUE NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .WED...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 12 seconds. $$ PMZ013-200430- Punta Eugenia to Cabo San Lazaro within 250 nm offshore- 928 AM PDT Sat Aug 19 2023 ...HURRICANE WARNING... .TODAY...HURRICANE CONDITIONS. Within 60 nm of shore, E winds 50 to 60 kt in the afternoon. Elsewhere, N to NE winds 80 to 90 kt in the afternoon. Seas 16 to 25 ft in SE swell. Period 14 seconds. Numerous showers and scattered tstms through the day. .TONIGHT...HURRICANE CONDITIONS EXPECTED. Within 60 nm of shore, E to SE winds 75 to 85 kt, shifting to S to SW 60 to 70 kt late. Elsewhere, NW winds 60 to 75 kt. Seas 22 to 33 ft in SE swell. Period 15 seconds. Numerous showers and scattered tstms through the night. .SUN...TROPICAL STORM CONDITIONS EXPECTED. Within 60 nm of shore, S to SW winds 25 to 30 kt, becoming SW to W 15 to 20 kt in the afternoon. Elsewhere, W winds 35 to 40 kt, becoming SW to W 20 to 25 kt in the afternoon. Seas 18 to 27 ft in E swell, subsiding to 12 to 18 ft in NW to N swell in the afternoon. Period 14 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...SW to W winds 10 kt. Seas 8 to 12 ft in NW to N swell. Period 10 seconds. .MON...NW winds 10 kt. Seas 6 to 9 ft in W to NW swell. Period 10 seconds. .MON NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. .TUE...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .TUE NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. Period 14 seconds. .WED...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. $$ PMZ014-200430- Cabo San Lazaro to Cabo San Lucas within 350 nm offshore N of 20N- 928 AM PDT Sat Aug 19 2023 ...HURRICANE WARNING... .TODAY...HURRICANE CONDITIONS. N of 22N, S to SW winds 80 to 90 kt in the afternoon. S of 22N, SW winds 30 to 35 kt in the afternoon. Seas 22 to 34 ft in S swell. Period 14 seconds. Numerous showers and scattered tstms. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. N of 22N, S to SW winds 40 to 45 kt, becoming SW 25 to 30 kt late. S of 22N, SW winds 25 to 30 kt, becoming SW to W 15 to 20 kt late. Seas 17 to 26 ft in W to NW swell, subsiding to 12 to 18 ft in NW swell late. Period 12 seconds. Scattered showers and isolated tstms through the night. .SUN...SW to W winds 15 to 20 kt, shifting to W to NW 10 kt in the afternoon. Seas 9 to 14 ft in NW swell. Period 11 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...NW to N winds 10 kt. Seas 7 to 10 ft in NW swell. Period 10 seconds. .MON...N winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. Period 13 seconds. .MON NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Isolated tstms through the night. .TUE...N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .TUE NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .WED...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. $$ PMZ016-200430- From 17N to 20N Between 110W and 115W including the Revillagigedo Islands- 928 AM PDT Sat Aug 19 2023 ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 20 to 25 kt in the afternoon. Seas 13 to 20 ft in NW to N swell. Period 14 seconds. Scattered showers and isolated tstms. .TONIGHT...SW to W winds 15 to 20 kt. Seas 10 to 15 ft in NW to N swell. Period 13 seconds. Scattered showers and isolated tstms through the night. .SUN...W winds 10 kt. Seas 7 to 11 ft in NW to N swell. Period 12 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...N winds 10 kt. Seas 6 to 8 ft in NW to N swell. Period 12 seconds. Scattered showers and isolated tstms through the night. .MON...N winds 10 to 15 kt. Seas 6 to 8 ft in W swell. Period 14 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. Scattered showers and isolated tstms through the night. .TUE...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. .TUE NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. .WED...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Period 13 seconds. $$ PMZ017-200430- Northern Gulf of California- 928 AM PDT Sat Aug 19 2023 ...TROPICAL STORM WARNING... .TODAY...SW winds 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Period 6 seconds. Scattered showers and isolated tstms. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. N of 30N, N winds 10 to 15 kt, becoming E 30 to 35 kt late. Elsewhere, N to NE winds 30 to 35 kt, becoming E 40 to 45 kt late. Seas 4 to 6 ft. Period 7 seconds. Scattered showers and isolated tstms. .SUN...TROPICAL STORM CONDITIONS EXPECTED. SE to S winds 40 to 50 kt. Seas 7 to 10 ft in E swell, building to 12 to 19 ft in SE swell in the afternoon. Period 10 seconds. Scattered showers and isolated tstms. .SUN NIGHT...S to SW winds 25 to 30 kt. Seas 12 to 18 ft in SE swell, subsiding to 7 to 10 ft in SE swell late. Period 9 seconds. Scattered showers and isolated tstms through the night. .MON...SW to W winds 10 to 15 kt, shifting to NW in the afternoon. Seas 3 to 5 ft. Period 7 seconds. .MON NIGHT...W winds 10 kt. Seas 3 ft or less. Period 4 seconds. .TUE...NW winds 10 kt. Seas 3 ft or less. Period 3 seconds. .TUE NIGHT...NW winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 3 ft or less. Period 4 seconds. .WED...N of 30N, variable winds less than 5 kt. Elsewhere, variable winds less than 5 kt, becoming NW 10 to 15 kt in the afternoon. Seas 3 ft or less. Period 4 seconds. $$ PMZ019-200430- Central Gulf of California- 928 AM PDT Sat Aug 19 2023 ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS EXPECTED. E to SE winds 30 to 35 kt in the afternoon. Seas 6 to 9 ft in SE swell. Period 12 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 35 to 45 kt. Seas 8 to 12 ft. Period 9 seconds. Scattered showers and isolated tstms. .SUN...TROPICAL STORM CONDITIONS EXPECTED. S winds 30 to 35 kt, diminishing to 15 to 20 kt in the afternoon. Seas 9 to 14 ft in SE swell, subsiding to 7 to 10 ft in SE swell in the afternoon. Period 9 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...S to SW winds 10 kt, shifting to NW to N late. Seas 4 to 6 ft in SE swell. Period 8 seconds. .MON...NW winds 10 to 15 kt. Seas 3 ft or less. Period 9 seconds. .MON NIGHT...W to NW winds 10 to 15 kt. Seas 3 ft or less. Period 8 seconds. .TUE...NW to N winds 10 kt. Seas 3 ft or less. Period 7 seconds. .TUE NIGHT...NW winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 3 ft or less. Period 9 seconds. .WED...Variable winds less than 5 kt, becoming W to NW 10 to 15 kt in the afternoon. Seas 3 ft or less. Period 12 seconds. $$ PMZ021-200430- Southern Gulf of California- 928 AM PDT Sat Aug 19 2023 ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS EXPECTED. SE to S winds 30 to 35 kt in the afternoon. Seas 9 to 14 ft in S swell. Period 12 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE to S winds 30 to 35 kt, diminishing to 20 to 25 kt late. Seas 7 to 11 ft in SE to S swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .SUN...S winds 15 to 20 kt. Seas 6 to 9 ft in SE to S swell. Period 11 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...W winds 10 kt. Seas 4 to 6 ft in SE to S swell. Period 10 seconds. .MON...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period 13 seconds. .MON NIGHT...NW winds 10 to 15 kt, shifting to NE late. Seas 2 to 4 ft. Period 16 seconds. Scattered showers and isolated tstms through the night. .TUE...Variable winds less than 5 kt, becoming N 10 kt in the afternoon. Seas 2 to 4 ft. Period 14 seconds. .TUE NIGHT...NW to N winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 2 to 4 ft. Period 14 seconds. .WED...Variable winds less than 5 kt, becoming NW 10 kt in the afternoon. Seas 3 ft or less. Period 14 seconds. $$ PMZ022-200430- N of 20N E of 110W to the Entrance of the Gulf of California- 928 AM PDT Sat Aug 19 2023 ...TROPICAL STORM WARNING... .TODAY...S winds 25 to 30 kt in the afternoon. Seas 12 to 18 ft in S to SW swell. Period 11 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...S winds 15 to 20 kt. Seas 9 to 14 ft in SW swell. Period 11 seconds. Scattered showers and isolated tstms. .SUN...SW winds 10 to 15 kt, shifting to NW in the afternoon. Seas 7 to 11 ft in W swell. Period 10 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...NW to N winds 10 to 15 kt. Seas 6 to 8 ft in W swell. Period 10 seconds. Scattered showers and isolated tstms through the night. .MON...NE to E winds 10 kt, shifting to S to SW in the afternoon. Seas 5 to 7 ft in SW swell. Period 16 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...NW to N winds 10 kt, shifting to NE late. Seas 5 to 7 ft in S to SW swell. Period 15 seconds. Scattered showers and isolated tstms through the night. .TUE...N of 22N, variable winds less than 5 kt, becoming NW to N 10 kt in the afternoon. S of 22N, NE to E winds 10 to 15 kt. Seas 4 to 6 ft in S to SW swell. Period 15 seconds. .TUE NIGHT...N to NE winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. .WED...N winds 10 kt. Seas 3 to 5 ft. Period 13 seconds. $$ PMZ024-200430- Colima and Jalisco within 300 nm offshore S of 20N and E of 110W- 928 AM PDT Sat Aug 19 2023 .TODAY...S to SW winds 15 to 20 kt in the afternoon. Seas 9 to 14 ft in SW to W swell. Period 11 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...SW to W winds 10 to 15 kt. Seas 8 to 12 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .SUN...W to NW winds 10 kt. Seas 7 to 10 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...NW to N winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .MON...E winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 10 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in SW swell. Period 14 seconds. Scattered showers and isolated tstms through the night. .TUE...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .TUE NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. .WED...SE winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. $$ PMZ025-200430- Michoacan and Guerrero within 250 nm offshore- 928 AM PDT Sat Aug 19 2023 .TODAY...W winds 10 to 15 kt in the afternoon. Seas 6 to 9 ft in W to NW swell. Period 11 seconds. .TONIGHT...W to NW winds 15 to 20 kt. Seas 6 to 8 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .SUN...NW winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .MON...W to NW winds 10 kt. Seas 6 to 8 ft in W swell. Period 15 seconds. Scattered showers and isolated tstms through the day. .MON NIGHT...W winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 6 to 8 ft in SW swell. Period 15 seconds. .TUE...Variable winds less than 5 kt, becoming SW to W 10 kt in the afternoon. Seas 5 to 7 ft in SW swell. Period 14 seconds. .TUE NIGHT...W winds 10 kt. Seas 5 to 7 ft in SW swell. Period 14 seconds. .WED...NW to N winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period 13 seconds. $$ PMZ026-200430- Oaxaca W of Puerto Angel within 250 nm offshore- 928 AM PDT Sat Aug 19 2023 .TODAY...NW winds 10 kt in the afternoon. Seas 5 to 7 ft in W to NW swell. Period 12 seconds. .TONIGHT...W to NW winds 10 kt. Seas 4 to 6 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .SUN...NW winds 10 to 15 kt. Seas 4 to 6 ft. Period 11 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW swell. Period 11 seconds. Scattered showers and isolated tstms through the night. .MON...NW to N winds 10 kt. Seas 5 to 7 ft in W swell. Period 16 seconds. .MON NIGHT...W to NW winds 10 kt in the evening, becoming variable winds less than 5 kt. Seas 6 to 8 ft in SW to W swell. Period 15 seconds. .TUE...N to NE winds 10 kt. Seas 6 to 8 ft in SW swell. Period 14 seconds. .TUE NIGHT...S to SW winds 10 kt, shifting to W to NW late. Seas 5 to 7 ft in S to SW swell. Period 14 seconds. .WED...N to NE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period 13 seconds. $$ PMZ028-200430- Oaxaca E of Puerto Angel within 300 nm offshore including the Gulf of Tehuantepec- 928 AM PDT Sat Aug 19 2023 .TODAY...N winds 15 to 20 kt in the afternoon. Seas 4 to 6 ft. Period 12 seconds. Scattered showers and isolated tstms through the day. .TONIGHT...N of 14N, NW to N winds 20 to 25 kt. S of 14N, E winds 10 kt, shifting to N late. Seas 4 to 6 ft. Period 12 seconds. Scattered showers and isolated tstms through the night. .SUN...N of 14N, NW to N winds 20 to 25 kt. S of 14N, N winds 15 to 20 kt, diminishing to 10 kt in the afternoon. Seas 5 to 7 ft. Period 11 seconds. Scattered showers and isolated tstms through the day. .SUN NIGHT...N of 14N, NW winds 25 to 30 kt. S of 14N, N winds 10 kt, shifting to NW to N 15 to 20 kt late. Seas 5 to 7 ft. Period 11 seconds. .MON...N of 14N, NW to N winds 25 to 30 kt. S of 14N, N to NE winds 20 to 25 kt, becoming NE 10 to 15 kt in the afternoon. Seas 5 to 7 ft. Period 16 seconds. .MON NIGHT...N to NE winds 20 to 25 kt N of 14N, and E to SE 10 to 15 kt S of 14N. Seas 6 to 8 ft in S to SW swell. Period 16 seconds. Scattered showers and isolated tstms through the night. .TUE...NW to N winds 20 to 25 kt N of 14N, and E 10 to 15 kt S of 14N. Seas 6 to 8 ft in SW swell. Period 15 seconds. .TUE NIGHT...NW winds 20 to 25 kt N of 14N, and SE 10 kt S of 14N. Seas 6 to 8 ft. Period 14 seconds. .WED...N of 14N, NW to N winds 20 to 25 kt. S of 14N, E to SE winds 15 to 20 kt, shifting to E 10 kt in the afternoon. Seas 5 to 7 ft. Period 13 seconds. $$ PMZ029-200430- Offshore Chiapas E of 94W- 928 AM PDT Sat Aug 19 2023 .TODAY...Variable winds less than 5 kt in the afternoon. Seas 4 to 6 ft in W swell. Period 12 seconds. .TONIGHT...S winds 10 kt, shifting to SW to W late. Seas 3 to 5 ft. Period 12 seconds. .SUN...W to NW winds 10 kt, shifting to SW to W in the afternoon. Seas 3 to 5 ft. Period 11 seconds. .SUN NIGHT...SW winds 10 kt, shifting to NW late. Seas 3 to 5 ft. Period 11 seconds. .MON...E of 93W, variable winds less than 5 kt. W of 93W, N winds 10 to 15 kt in the morning, becoming variable winds less than 5 kt. Seas 4 to 6 ft in W swell. Period 17 seconds. .MON NIGHT...S winds 10 kt, shifting to W late. Seas 4 to 6 ft in SW swell. Period 16 seconds. Scattered showers and isolated tstms through the night. .TUE...W to NW winds 10 kt. Seas 4 to 6 ft in SW swell. Period 15 seconds. .TUE NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. .WED...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds. $$ Forecaster Stripling/Mahoney