Marine Weather for HS 001

Forecast
High Seas Forecast NWS ocean prediction center Washington DC 0430 UTC Thu may 25 2017

Superseded by next issuance in 6 hours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.

Securite

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

Synopsis valid 0000 UTC may 25. 24 hour forecast valid 0000 UTC may 26. 48 hour forecast valid 0000 UTC may 27.

.Warnings.

...Gale Warning... .Over forecast waters from 38n to 44n between 125w and 129w area of N winds 30 to 40 kt. Seas 11 to 19 ft. Elsewhere from 35n to 45n between 125w and 136w area of N to NE winds 20 to 30 kt. Seas 8 to 14 ft. .24 hour forecast new low 38n124w 1004 mb. From 34n to 46n between 125w and 134w area of NW to N winds 20 to 30 kt. Seas 8 to 13 ft. .48 hour forecast low dissipated. From 30n to 46n between 122w and 140w winds less than 25 kt. Seas to 9 ft.

...Gale Warning... .Over forecast waters from 44n to 55n between 125w and 135w area of NW to N winds 25 to 35 kt. Seas 8 to 16 ft. .24 hour forecast from 46n to 54n between 126w and 135w area of NW to N winds 20 to 30 kt. Seas to 12 ft. .48 hour forecast from 46n to 54n between 127w and 134w area of NW to N winds to 25 kt. Seas to 9 ft.

...Gale Warning... .Low 60n173w 1001 mb moving E 20 kt. Over forecast waters within 420 nm E...and 240 nm S and SW quadrants winds 25 to 35 kt. Seas 8 to 13 ft. Elsewhere within 480 nm E...540 nm se and SW...and 180 nm W quadrants winds 20 to 30 kt. Seas to 10 ft. .24 hour forecast low dissipated inland. From 56n to 59n between 150w and 159w area of SW to W winds to 25 kt. Seas to 8 ft. .48 hour forecast conditions described with low 53n160w below.

...Gale Warning... .Low 52n163e 1016 mb moving NE 20 kt. Within 420 nm E and S and 480 nm se quadrants area of S to SW winds 20 to 30 kt. Seas to 12 ft. .24 hour forecast low dissipated with new low 54n173w 1012 mb. Within 420 nm se...480 nm S...and 660 nm SW quadrants winds 25 to 35 kt. Seas 8 to 13 ft. .48 hour forecast low 53n160w 1005 mb. Within 180 nm W...240 nm NE...300 nm se...between 180 nm and 480 nm S...and between 300 nm and 720 nm SW quadrants winds 20 to 30 kt. Seas to 12 ft.

...Gale Warning... .24 hour forecast...Except as described with low 54n173w above...over forecast waters W of a line from 34n160e to 45n176e winds to 25 kt. Seas to 8 ft. .48 hour forecast low 48n168e 1003 mb. Except as described with low 53n160w above...within an area bounded by 36n160e to 40n170w to 46n170w to 47n167e to 43n160e to 36n160e winds 25 to 35 kt. Seas 8 to 14 ft.

.Synopsis and forecast.

.bogoslof Volcano at 54n168w is in a state of unrest. Mariners traveling in the vicinity of bogoslof Volcano are urged to exercise caution. If mariners encounter any volcanic ash...report the observation to the ocean prediction center by calling 301-683-1520.

.Over forecast waters within an area bounded by 48n159w to 59n153w to 59n150w to 57n145w to 53n147w to 48n159w winds 20 to 30 kt. Seas to 12 ft. .24 hour forecast conditions described in third Gale Warning in warnings section above.

.Low 66n168w 996 mb drifting NW. Over ice free forecast waters within 180 nm se and 120 nm SW quadrants winds 20 to 30 kt. Seas in ice free waters to 8 ft. .24 hour forecast low NW of area 67n169w 997 mb. Within 240 nm se and S quadrants winds 20 to 30 kt. Seas in ice free waters to 8 ft. .48 hour forecast low moved well NW of area. Conditions described with low 64n169w below.

.24 hour forecast new low W of forecast area 62n178w 1003 mb. Over forecast waters within 180 nm se and 300 nm SW quadrants winds to 25 kt. Seas to 8 ft. .48 hour forecast low 64n169w 1004 mb. Within 120 nm NE and 420 nm se and SW quadrants winds to 25 kt. Seas to 8 ft.

.Dense fog. Vsby occasionally less than 1 nm over forecast waters W of a line from 31n164e to 38n171e to 44n168e to 51n170e. .24 hour forecast dense fog W of a line from 33n160e to 40n179e to 50n175e. .48 hour forecast dense fog within an area bounded by 34n160e to 46n165w to 54n168e to 50n160e to 34n160e.

.High 48n145w 1037 mb moving NE 05 kt. .24 hour forecast high 48n143w 1029 mb. .48 hour forecast high 50n139w 1025 mb.

.high 38n167w 1036 mb nearly stationary. .24 hour forecast high dissipated.

.high 44n179e 1039 mb moving se 15 kt. .24 hour forecast high 42n173w 1037 mb. .48 hour forecast high 36n175w 1030 mb.

.48 hour forecast high 53n176w 1020 mb.

.48 hour forecast new high 55n141w 1023 mb.

.Forecaster figurskey. 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 0000 UTC Thu may 25. 24 hour forecast valid 0000 UTC Fri may 26. 48 hour forecast valid 0000 UTC Sat may 27.

.Warnings.

.none.

.Synopsis and forecast.

.within area bounded by 03.4s94w to 03.4s120w to 01s116w to 01s110w to 00n106w to 02s97w to 03.4s94w winds 20 kt or less. Seas 8 to 9 ft in mixed se and NW swell. From 07n to 10n between 102w and 112w winds 20 kt or less. Seas 8 ft in mixed SW and NW swell. .24 hour forecast S of 02s between 108w and 120w and winds 20 kt or less. Seas to 8 ft in mixed SW and NW swell. .48 hour forecast S of 02s between 109w and 120w winds 20 kt or less. Seas to 8 ft in mixed swell.

.03 hour forecast Gulf of California from 30n to 30.5n SW to W winds 20 to 25 kt. Seas less than 8 ft. .15 hour forecast winds 20 kt or less. Seas less than 8 ft. .24 hour forecast little change. .36 hour forecast Gulf of California from 30n to 31n SW to W winds 20 to 30 kt. Seas to 8 ft. .42 hour forecast from 30.5n to 31n E of 114w S to SW winds 20 to 25 kt. Seas less than 8 ft. .48 hour forecast winds 20 kt or less. Seas less than 8 ft.

.24 hour forecast N of 29.5n between 126w and 135w winds 20 kt or less. Seas 8 ft in NW to N swell. .42 hour forecast N of 29n between 127w and 131w winds 20 kt or less. Seas to 8 ft in NW to N swell. .48 hour forecast winds 20 kt or less. Seas less than 8 ft.

.36 hour forecast from 01s to 04s between 79w and 82w winds 20 kt or less. Seas to 8 ft in SW swell. .48 hour forecast little change.

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

Convection valid at 0215 UTC Thu may 25...

.Scattered moderate isolated strong within 30 nm of 13n106w.

.intertropical convergence zone/monsoon trough... monsoon trough axis extends from 09n79w to a 1008 mb low at 14n94w to 13n104w to another 1008 mb low at 09n109w to 09n124w. ITCZ axis extends from 09n124w to 08n134w to 07n140w. Scattered moderate to numerous strong within 180 nm S of axis between 94w and 105w. Scattered moderate isolated strong within 120 nm of axis between 125w and 128w and within 60 nm of axis between 121w and 125w. Scattered moderate within 60 nm of axis between 113w and 115w.

$$ .Forecaster Aguirre. National Hurricane Center.

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Place ID Sea Temp Wave Height
SOUTHWEST BERING SEA 142NM NNE OF ATTU IS, AK 46070 38 °F 11.15 ft
WESTERN ALEUTIANS 14NM SOUTH OF AMCHITKA IS, AK 46071 42 °F 9.19 ft
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