Marine Weather for HS 001

Forecast
High Seas Forecast NWS ocean prediction center Washington DC 1630 UTC sun Dec 08 2019

Superseded by next issuance in 6 hours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.

Only you know the weather at your position. Report it to the National Weather Service. Email US at vosops@noaa.Gov(lowercase).

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Pacific N of 30n and S of 67n E of a line from Bering Strait to 50n 160e

Synopsis valid 1200 UTC Dec 08. 24 hour forecast valid 1200 UTC Dec 09. 48 hour forecast valid 1200 UTC Dec 10.

.Warnings.

...hurricane force wind warning... .Low 40n164e 998 mb moving NE 40 kt. Over forecast waters within 360 nm S quadrant winds 35 to 50 kt. Seas 11 to 17 ft. Elsewhere from 30n to 40n W of 171e winds 25 to 35 kt. Seas 8 to 15 ft. .24 hour forecast low 42n175w 979 mb. Within 360 nm SW quadrant winds 40 to 50 kt. Seas 14 to 25 ft. Elsewhere within 780 nm S quadrant winds 25 to 40 kt. Seas 11 to 22 ft. Also within 240 nm NE quadrant winds 20 to 30 kt. Seas 12 to 15 ft. .48 hour forecast low 45n159w 955 mb. Within 300 nm S quadrant winds 50 to 65 kt. Seas 28 to 45 ft. Elsewhere within 600 nm S and 240 nm W quadrants and within 240 nm E and se of a front from 47n149w to 39n150w to 35n154w winds 35 to 50 kt. Seas 20 to 40 ft. Also from 31n to 52n between 139w and 166w winds 25 to 35 kt. Seas 12 to 28 ft.

...Storm Warning... .Complex low with first center 47n152w 976 mb moving NW 25 kt and second center 41n154w 986 mb moving NE 20 kt. Over forecast waters within 240 nm E quadrant of first center...240 nm SW quadrant of second center...and within 240 nm E and se of a front from first center to 39n150w to 30n154w winds 35 to 50 kt. Seas 16 to 24 ft. Elsewhere within 360 nm N and 600 nm E quadrants...180 nm W semicircle of first center...within 480 nm E and se of front S of 44n...and from 30n to 44n between 150w and 160w winds 25 to 35 kt. Seas 8 to 17 ft. Also from 30n to 47n between 160w and 170w winds 20 to 30 kt. Seas 12 to 16 ft. .24 hour forecast low 56n158w 960 mb. Front to extend from 58n161w to 53n147w to 44n137w to 36n138w to 30n143w. Within 240 nm NE of front N of 47n winds 35 to 50 kt. Seas 18 to 30 ft. Elsewhere within 360 nm NW quadrant winds 30 to 45 kt. Seas 8 to 14 ft. Also within 420 nm NE of front N of 47n...240 nm E of front S of 47n...and between the front and a line from 52n165w to 40n150w winds 25 to 40 kt. Seas 10 to 22 ft. .48 hour forecast low 60n170w 955 mb. Front to extend from 59n142w to 48n128w to 38n129w. Within 180 E and NE quadrants winds 35 to 50 kt. Seas 8 to 16 ft. Elsewhere within 360 nm se and 480 nm SW quadrants...300 nm N semicircle... and E of front N of 48n winds 25 to 40 kt. Seas 8 to 18 ft. Also E of front S of 48n winds 20 to 30 kt. Seas to 12 ft.

...Storm Warning... .Over forecast waters from 40n to 49n W of 166e winds 25 to 35 kt. Seas 9 to 13 ft. .24 hour forecast complex low with main center near 50n175e 969 mb. Within 420 nm SW of a line from 49n170e to 45n174e to 42n177w winds 45 to 60 kt. Seas 20 to 40 ft. Elsewhere within 780 nm SW of a line from 54n170e to 45n177e to 42n176w winds 30 to 45 kt. Seas 12 to 26 ft. Also from 32n to 52n between 160e and 178w winds 20 to 30 kt. Seas 10 to 18 ft. .48 hour forecast low 44n169w 981 mb. From 38n to 44n between 166w and 180w winds 40 to 50 kt. Seas 30 to 42 ft. Elsewhere within 960 nm SW of a line from 57n176e to 45n171w and from 33n to 45n between 166w and 171w winds 25 to 40 kt. Seas 16 to 35 ft E of 177w and 12 to 26 ft W of 177w.

...Gale Warning... .Low 62n174w 964 mb moving NW 15 kt. Over forecast waters within 360 nm E semicircle and 480 nm SW quadrant winds 25 to 35 kt. Seas 10 to 22 ft. .24 hour forecast low and associated conditions moved NW of area.

...Gale Warning... .Low 50n172w 979 mb moving se 20 kt. Over forecast waters within 600 nm S and SW quadrants winds 25 to 40 kt. Seas 16 to 28 ft. Elsewhere within 900 S and 840 nm SW quadrants winds 20 to 30 kt. Seas 10 to 20 ft. .24 hour forecast low 49n158w 978 mb. From 34n to 50n between 150w and 169w winds 25 to 35 kt. Seas 14 to 22 ft. .48 hour forecast low dissipated. Within 180 nm NE of a line from 57n153w to 52n144w winds 20 to 30 kt. Seas 12 to 17 ft.

.Synopsis and forecast.

.over forecast waters N of 58n between 145w and 154w winds 20 to 30 kt. Seas 8 to 17 ft. Elsewhere except where described above N of 50n W of 166w winds less than 25 kt. Seas 8 to 17 ft. .24 hour forecast conditions diminished.

.dense fog. Vsby occasionally less than 1 nm N of 57n W of 168w and within 60 nm N of a line from 49n160e to 46n164e. .24 hour forecast dense fog N of 55n between 166w and 162w and from 47n to 51n between 175e and 180w. .48 hour forecast dense fog from 57n to 62n between 178e and 163w.

.Light to moderate freezing spray over ice free forecast waters N of 56n W of 177w. .24 hour forecast light to moderate freezing spray N of 56n W of 175w. .48 hour forecast light to moderate freezing spray N of 54n W of 177e.

.High 50n134w 1021 mb moving NE 15 kt. .24 hour forecast high dissipated.

.High 31n176e 1021 mb moving se 45 kt then turning NE after 24 hours. .24 hour forecast high S of area. .48 hour forecast high 36n135w 1021 mb.

.24 hour forecast high 33n128w 1022 mb. .48 hour forecast high 31n126w 1027 mb.

.Forecaster Joseph. Ocean prediction center.

National Hurricane Center Miami FL

E Pacific from the Equator to 30n E of 140w and 03.4s to the Equator E of 120w

Synopsis valid 1200 UTC sun Dec 8. 24 hour forecast valid 1200 UTC Mon Dec 9. 48 hour forecast valid 1200 UTC Tue Dec 10.

.Warnings.

.none.

.Synopsis and forecast.

.within 12n122w to 07n140w to 30n140w to 29n118w to 25n115w to 12n122w winds 20 kt or less. Seas 9 to 11 ft in NW to N swell. .24 hour forecast within 02n124w to 01n140w to 16n140w to 24n131w to 13n111w to 02n124w winds 20 kt or less. Seas 8 to 10 ft in NW to N swell. .48 hour forecast within 07n103w to 06n120w to 09n140w to 17n140w to 14n113w to 07n103w winds 20 kt or less. Seas 8 ft in NW to N swell.

.Within 13n94w to 12n96w to 13n99w to 16n96w to 16n95w to 13n94w...including the Gulf of Tehuantepec...N to NE winds 20 to 30 kt. Seas 8 to 12 ft. .12 hour forecast within 15n95w to 15n96w to 16n96w to 16n95w to 16n94w to 15n95w...including the Gulf of Tehuantepec...N winds 20 to 25 kt. Seas to 8 ft. Within 10n98w to 08n99w to 09n100w to 12n99w to 12n98w to 10n98w winds 20 kt or less. Seas 8 to 9 ft in SW swell. .24 hour forecast within 09n100w to 08n102w to 09n105w to 10n105w to 10n102w to 09n100w winds 20 kt or less. Seas 8 to 10 ft in S to SW swell. .36 hour forecast conditions merged. Winds 20 kt or less. Seas less than 8 ft.

.Within 09n87w to 09n89w to 10n89w to 11n87w to 11n86w to 09n87w...including the Gulf of papagayo... NE to E winds 20 to 25 kt. Seas 8 to 9 ft. .24 hour forecast little change. .30 hour forecast conditions improve. Winds 20 kt or less. Seas less than 8 ft.

.36 hour forecast cold front approach 30n140w. Within 30n139w to 29n139w to 29n140w to 30n140w to 30n139w winds 20 kt or less. Seas 8 ft in NW swell. .48 hour forecast within 29n137w to 27n140w to 30n140w to 30n136w to 29n137w winds 20 kt or less. Seas 8 to 10 ft in NW swell.

.Remainder of area winds 20 kt or less. Seas less than 8 ft.

Convection valid at 1200 UTC sun Dec 8...

.Scattered moderate within 30 nm either side of a line from 28n134w to 25n138w.

.Intertropical convergence zone/monsoon trough... Monsoon trough from low pres 1011 mb near 09n75w to 05n84w to 07n98w. The ITCZ continues from 07n98w to 06n106w to 07n125w to beyond 05n140w. Scattered moderate isolated strong from 05n to 07n between 82w and 85w and from 05n to 11n between 124w and 135w.

$$ .Forecaster cam. National Hurricane Center.

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Open Sea Buoy Information

Place ID Sea Temp Wave Height
SOUTHWEST BERING SEA 142NM NNE OF ATTU IS, AK 46070 40 °F 17.72 ft
WESTERN ALEUTIANS 14NM SOUTH OF AMCHITKA IS, AK 46071 42 °F 13.45 ft
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