Superseded by next issuance in 6 hours
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.
This High Seas Forecast uses 1-minute average winds which may be higher than 10-minute average winds.
North Pacific Equator to 30n between 140w and 160e
Synopsis valid 1200 UTC Oct 16 2019. 24 hour forecast valid 1200 UTC Oct 17 2019. 48 hour forecast valid 1200 UTC Oct 18 2019.
.Synopsis and forecast.
.low 05n175e 1011 mb. Trough from low to 08n178e to 12n178e. Low and trough moving W 10 kt. Isolated to locally scattered moderate to strong tstms within 240 nm of low NW quadrant. Isolated moderate tstms from 08n to 13n between 175w and 178w. .24 hour forecast low dissipated. Trough from 12n174e to 02n173e. .48 hour forecast trough from 09n166e to 06n162e to 02n163e.
.front from 30n144w to 28n150w to 25n154w to 25n159w to 27n166w nearly stationary and dissipating. NE winds 20 to 25 kt N of 27n between 151w and 160w. .24 hour forecast front dissipated. Remnant trough from 28n158w to 24n160w to 21n163w. NE to E winds 20 to 25 kt from 23n to 25n between 160w and 168w. .48 hour forecast trough from 28n167w to 21n173w. E to se winds 20 to 25 kt from 24n to 26n between 164w and 171w.
.Trough from 30n171w to 28n169w to 27n166w moving W 10 kt. .24 hour forecast trough from 30n174w to 25n173w. .48 hour forecast trough dissipated.
.trough from 30n173e to 20n170e to 14n165e moving W slowly. Scattered moderate to strong tstms from 23n to 27n between 173e and 179e. Isolated moderate tstms from 14n to 17n between 163e and 177e. .24 hour forecast trough from 26n169e to 17n165e. .48 hour forecast trough from 27n166e to 23n163e.
.Trough from 09n160e to 06n165e moving NW slowly. Isolated to locally scattered moderate to strong tstms S of 06n W of 163e. Isolated moderate to locally strong tstms within 60 nm of point 07n167e. .24 hour forecast trough dissipated over forecast area.
.trough from 10n140w to 08n153w to 07n160w to 09n171w nearly stationary. Isolated moderate to locally strong tstms from 07n to 11n E of 149w. Isolated moderate tstms elsewhere within 90 nm of trough. .24 hour forecast new low 08n173w 1010 mb. Trough from 10n140w to 09n150w to 11n160w to low. .48 hour forecast low 09n175w 1010 mb. Trough from 09n140w to 08n152w to low.
.Trough from 30n142w to 26n143w nearly stationary. .24 hour forecast trough from 29n142w to 25n144w. .48 hour forecast trough dissipated.
.24 hour forecast new trough from 17n144w to 13n140w. NE to E winds 20 to 25 kt from 15n to 19n E of 145w. .48 hour forecast trough dissipated. NE to E winds 20 to 25 kt from 15n to 19n E of 150w.
.Ridge from 30n176w to 26n175e nearly stationary.
.ridge from 30n165e to 27n170e nearly stationary.
.Winds 20 kt or less rest of forecast area.
.12 hour forecast seas 8 to 9 ft N of line from 30n140w to 28n145w to 27n160w...and from 24n to 27n between 160w and 165w. .24 hour forecast seas 8 to 10 ft N of line from 28n140w to 23n160w to 23n168w. .48 hour forecast seas 8 to 11 feet N of 22n E of 154w. Seas 8 to 10 ft from 15n to 22n E of 150w. Seas 8 to 9 ft from 23n to 25n between 169w and 174w.
.Seas 8 ft or less rest of forecast area.
.forecaster kinel. Honolulu HI.