Marine Weather for HS 001

Forecast
High Seas Forecast NWS ocean prediction center Washington DC 2230 UTC Mon Oct 14 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Superseded by next issuance in 6 hours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 1800 UTC Oct 14. 24 hour forecast valid 1800 UTC Oct 15. 48 hour forecast valid 1800 UTC Oct 16.

.Warnings.

...hurricane force wind warning... .Low 57n179w 952 mb moving NE 10 kt and will turn NW after 12 hours. Within 300 nm S semicircle and 120 nm NW quadrant winds 50 to 70 kt. Seas 19 to 38 ft. Elsewhere within 540 nm S semicircle and 480 nm NE quadrant winds 35 to 50 kt. Seas 11 to 22 ft...except in S semicircle 13 to 27 ft. Also within 660 nm NE...900 nm se and 660 nm SW quadrants winds 25 to 35 kt. Seas 8 to 15 ft...except in S semicircle 10 to 20 ft. .24 hour forecast low just W of area near 61n176w 958 mb. Over forecast waters within 360 nm S semicircle winds 35 to 50 kt. Seas 17 to 35 ft. Elsewhere within 360 nm NE...540 nm se and 360 nm SW quadrants winds 25 to 35 kt. Seas 12 to 24 ft...except in S semicircle 15 to 30 ft. .48 hour forecast low W of area near 59n174e 971 mb. Over forecast waters within 840 nm SW quadrant winds 30 to 45 kt. Seas 12 to 25 ft. Also within 960 nm SW quadrant winds 20 to 30 kt. Seas 8 to 14 ft.

...Storm Warning... .Complex low with main center 49n150w 976 mb moving NE 30 kt and second center 54n141w 984 mb moving NW 10 kt. Within 420 nm SW quadrant of main center and within 240 nm NE quadrant of second center winds 35 to 50 kt. Seas 18 to 30 ft...except 9 to 19 ft in NE quadrant of second center. Elsewhere within 480 nm NW...300 nm se and 660 nm SW quadrants of main center and within 480 nm NW...300 nm NE and 780 nm se quadrants of second center winds 25 to 35 kt. Seas 10 to 20 ft...except 8 to 17 ft in se quadrant of second center. Also within 720 nm NE...960 nm se and 840 nm SW quadrants of main center winds to 25 kt. Seas 8 to 15 ft. .24 hour forecast complex low with main center 55n150w 971 mb and second center 51n137w 979 mb. Between 240 nm and 780 nm se quadrant...between 120 nm and 660 nm SW quadrant of main center and within 60 nm E of a line from 49n129w to 54n132w winds 35 to 50 kt. Seas 13 to 27 ft. Elsewhere between 480 nm and 1260 nm se quadrant...and within 180 nm NW and 840 nm SW quadrants of main center winds 25 to 35 kt. Seas 10 to 21 ft. Also within 480 nm NE...1440 nm se and 1020 nm SW quadrants winds to 25 kt. Seas 8 to 15 ft. .48 hour forecast low 53n137w 983 mb. Within 360 nm NW...540 nm se and 780 nm SW quadrants and from 40n to 49n between 124w and 127w winds 30 to 45 kt. Seas 16 to 33 ft...except 8 to 15 ft from 40n to 49n between 12w and 127w. Elsewhere within 1140 nm S semicircle...and 480 nm NW and 300 nm NE quadrants winds 20 to 30 kt. Seas 8 to 18 ft...except 10 to 21 ft in SW quadrant.

...Storm Warning... .12 hour forecast low 49n161e 1000 mb. Within 480 nm NE and 360 nm se quadrants winds 25 to 40 kt. Seas 10 to 20 ft. .24 hour forecast low 53n174e 979 mb. Within 360 nm se and 480 nm SW quadrants winds 35 to 50 kt. Seas 13 to 26 ft. Elsewhere within 540 nm S semicircle...and 120 nm NW and 300 nm NE quadrants winds 25 to 35 kt. Seas 10 to 20 ft. Also within 780 nm se and 600 nm SW quadrants winds to 25 kt. Seas 8 to 15 ft. .48 hour forecast low 57n164w 970 mb. Within 300 nm NW...300 nm se and 600 nm SW quadrants winds 40 to 55 kt. Seas 13 to 26 ft...except 16 to 32 ft. Elsewhere within 420 nm NW...120 nm NE...1020 nm se and 840 nm SW quadrants winds 25 to 40 kt. Seas 11 to 22 kt. Also within 420 nm NE...1200 nm se and 960 nm SW quadrants winds to 25 kt. Seas 8 to 15 ft.

.Synopsis and forecast.

.except as noted in warnings section above from 33n to 47n W of 178e winds to 25 kt. Seas 9 to 19 ft. .24 hour forecast except as noted in warnings section above from 33n to 45n W of 160w winds to 25 kt. Seas 8 to 16 ft. .48 hour forecast except as noted in warnings section above from 30n to 40n between 130w and 179e winds to 25 kt. Seas 8 to 13 ft.

.From 33n to 42n between 122w and 129w winds to 25 kt. Seas to 11 ft. .24 hour forecast conditions diminished.

.from 30n to 33n between 167w and 172e winds to 25 kt. Seas to 8 ft. .24 hour forecast from 30n to 33n between 160w and 170e winds 20 to 30 kt. Seas to 12 ft. .48 hour forecast from 30n to 35n between 175e and 167e winds to 25 kt. Seas to 8 ft.

.48 hour forecast low 39n162e 1012 mb. From 33n to 44n W of 165e winds to 25 kt. Seas to 9 ft.

.High 37n132w 1021 mb moving se 20 kt. .24 hour forecast high 32n127w 1021 mb. .48 hour forecast high dissipated.

.high 38n173w 1024 mb moving E 10 kt. .24 hour forecast high 38n169w 1028 mb. .48 hour forecast high 36n160w 1030 mb.

.High 36n177e 1024 mb moving NE 25 kt. .24 hour forecast high dissipated.

.High 44n163e 1025 mb moving E 55 kt. .24 hour forecast high 44n170w 1027 mb. .48 hour forecast high dissipated.

.forecaster Holley. 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 1800 UTC Mon Oct 14. 24 hour forecast valid 1800 UTC Tue Oct 15. 48 hour forecast valid 1800 UTC Wed Oct 16.

.Warnings.

.none.

.Synopsis and forecast.

.within 14n95w to 13n96w to 14n96w to 16n95w to 14n95w... including the Gulf of Tehuantepec...N winds 20 to 30 kt. Seas 8 to 10 ft. .24 hour forecast little change. .48 hour forecast conditions merged.

.Low pres near 11.5n89w 1007 mb. Within 08n86w to 05n91w to 07n99w to 10n91w to 13n90w to 08n86w winds 20 to 30 kt. Seas 8 to 12 ft. .24 hour forecast low pres...Possible tropical cyclone...near 13n93w 1005 mb. Within 06n91w to 07n99w to 11n93w to 15n93w to 10n87w to 06n91w S to SW winds 20 to 30 kt. Seas 8 to 12 ft. .48 hour forecast low pres...Possible tropical cyclone...near 15.5n97.5w 1003 mb. Within 14n96w to 14n98w to 15n99w to 16n98w to 16n96w to 14n96w SW winds 20 to 30 kt. Seas 8 to 12 ft. Elsewhere within 11n91w to 08n95w to 10n97w to 16n96w to 15n93w to 11n91w winds 20 kt or less. Seas 8 to 9 ft in S to SW swell.

.Low pres near 12.5n134w 1010 mb. Within 180 nm se quadrant winds 20 to 25 kt. Seas to 8 ft. .24 hour forecast low pres near 13.5n134w 1012 mb. Winds 20 kt or less. Seas less than 8 ft.

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

Convection valid at 2100 UTC Mon Oct 14...

.Low pres near 11.5n89w...scattered moderate isolated strong from 06n to 13n between 85w and 95w.

.Tropical wave near 100w N of 04n...Scattered moderate isolated strong from 06n to 10n between 96w and 103w...and also from 11n to 14n between 109w and 111w.

.Tropical wave near 110w/111w from 04n to 17n...Scattered moderate isolated strong from 11n to 15n between 110w and 112w.

.Intertropical convergence zone/monsoon trough... Monsoon trough from 09n78w to low pres near 11.5n89w to 10n96w to 14n110w to 12n120w to 13n130w to 10n140w. Scattered moderate isolated strong from 06n to 10n between 80w and 85w...within 120 nm either side of monsoon trough between 113w and 129w...from 10n to 17n between 130w and 135w...and also within 240 nm se of monsoon trough between 135w and 140w.

$$ .Forecaster lewitsky. National Hurricane Center.

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Place ID Sea Temp Wave Height
SOUTHWEST BERING SEA 142NM NNE OF ATTU IS, AK 46070 46 °F 16.08 ft
WESTERN ALEUTIANS 14NM SOUTH OF AMCHITKA IS, AK 46071 46 °F 22.64 ft
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