Marine Weather for HS 001

Forecast
High Seas Forecast NWS ocean prediction center Washington DC 1630 UTC Wed Jun 26 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Superseded by next issuance in 6 hours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).

Securite

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

Synopsis valid 1200 UTC Jun 26. 24 hour forecast valid 1200 UTC Jun 27. 48 hour forecast valid 1200 UTC Jun 28.

.Warnings.

.none.

.Synopsis and forecast.

.low 58n170w 1000 mb moving NW 30 kt. Within 300 nm NE quadrant and within 300 nm E and NE of a line from low center to 49n167w to 38n156w winds 20 to 30 kt. Seas 8 to 13 ft...highest near 53n164w. .24 hour forecast low dissipated NW of area with associated conditions diminished.

.Low 44n172w 998 mb moving NE 20 kt then turning more NW after 24 hours. Within 240 nm se and E quadrants and within 240 nm NW of a front from low to 40n176w to 38n177e winds to 25 kt. Seas to 8 ft. .24 hour forecast low 51n168w 1005 mb. Within 180 nm S and 360 nm E and NE quadrants winds 20 to 30 kt. Seas 8 to 12 ft...highest E quadrant. Elsewhere over forecast waters from 46n to 62n between 160w and 170w and within 540 nm E quadrant winds to 25 kt. Seas to 9 ft. .48 hour forecast low dissipated with new low forming near 53n161w 1016 mb. Within 240 nm SW quadrant winds to 25 kt. Seas to 8 ft.

.Low 44n129w 1010 mb moving NE 05 kt. Within 540 nm W quadrant winds to 25 kt. Seas to 8 ft. .24 hour forecast low 45n126w 1014 mb. Within 420 nm W and SW quadrants winds less than 25 kt. Seas to 8 ft. .36 hour forecast low dissipated and conditions diminished.

.low 32n162w 1005 mb nearly stationary. Over forecast waters within 540 nm E and NE quadrants winds to 25 kt. Seas to 9 ft. .24 hour forecast low dissipated. From 30n to 41n between 153w and 158w area of S to se winds to 25 kt. Seas to 8 ft. .48 hour forecast from 30n to 34n between 156w and 161w area of se winds to 25 kt. Seas to 9 ft.

.Low 56n176e 995 mb moving NW 10 kt. Over forecast waters within 360 nm SW and 240 nm W quadrants winds to 25 kt. Seas less than 8 ft. .24 hour forecast low moved NW of area with conditions diminished.

.Low 38n176w 1000 mb moving se 15 kt. Except where previously noted within 420 nm SW quadrant winds to 25 kt. Seas to 9 ft. .24 hour forecast low dissipated with conditions diminished.

.over forecast waters from 45n to 51n W of 163e area of S winds to 25 kt. Seas to 8 ft. .24 hour forecast low NW of area 52n162e 990 mb. Within 480 nm E and 600 nm S quadrants winds 20 to 30 kt. Seas to 10 ft. .48 hour forecast low NW of area 56n169e 996 mb. N of a line from 50n178w to 37n174e to 44n170e to 49n165e winds 20 to 30 kt. Seas to 12 ft.

.Low 37n162e 1008 mb moving E 10 kt. Over forecast waters within 180 nm W and NW semicircles winds to 25 kt. Seas to 8 ft. .24 hour forecast low 37n168e 1008 mb. Winds less than 25 kt. Seas less than 8 ft. .48 hour forecast low dissipated.

.24 hour forecast over forecast waters from 50n to 57n between 132w and 139w area of NW winds to 25 kt. Seas to 8 ft. .48 hour forecast new low 51n131w 1014 mb. Within 420 nm W and NW quadrants winds to 25 kt. Seas to 8 ft.

.24 hour forecast over forecast waters from 32n to 37n between 119w and 123w area of NW winds to 25 kt. Seas to 8 ft. .48 hour forecast from 33n to 39n between 119w and 123w area of NW to N winds to 25 kt. Seas to 9 ft.

.Dense fog. Vsby occasionally less than 1 nm from 34n to 39n between 123w and 132w and 45n to 52n between 130w and 147w and also from 34n to 46n between 158w and 169w. .24 hour forecast dense fog over forecast waters E of a line from 41n124w to 30n140w...from 48n to 51n E of 130w...N of 56n between 139w and 150w and from 41n to 51n between 142w and 173w. .48 hour forecast dense fog E of a line from 43n132w to 30n142w...N of 54n between 136w and 150w...from 42n to 49n between 164w and 177w and from 35n to 45n between 173e and 168e.

.High 34n141w 1024 mb nearly stationary. .24 hour forecast high dissipated.

.High 50n149w 1028 mb moving se 10 kt. .24 hour forecast high 46n146w 1029 mb. .48 hour forecast high 42n143w 1030 mb.

.high 43n165e 1016 mb moving se 35 kt. .24 hour forecast high 43n178w 1018 mb. .48 hour forecast high 45n168w 1029 mb.

.Forecaster Bancroft. 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 Wed Jun 26. 24 hour forecast valid 1200 UTC Thu Jun 27. 48 hour forecast valid 1200 UTC Fri Jun 28.

.Warnings.

...Tropical Storm Warning... .Tropical storm Alvin near 14.7n 109.4w 1005 mb at 1500 UTC Jun 26 moving W or 260 deg at 12 kt. Maximum sustained winds 35 kt gusts 45 kt. Tropical storm force winds within 0 nm of center except 30 nm NE quadrant. Elsewhere within 180 nm NE semicircle winds 20 to 33 kt. Seas 8 to 11 ft. .24 hour forecast tropical storm Alvin near 15.0n 113.7w. Maximum sustained winds 45 kt gusts 55 kt. Tropical storm force winds within 50 nm N semicircle...30 nm se quadrant and 0 nm SW quadrant. Seas 12 ft or greater within 45 nm NE semicircle with seas to 15 ft. Elsewhere within 180 nm N and 90 nm S semicircles winds 20 to 33 kt. Seas to 10 ft. .48 hour forecast tropical storm Alvin near 16.4n 117.7w. Maximum sustained winds 40 kt gusts 50 kt. Tropical storm force winds within 50 nm NE quadrant...20 nm se quadrant...0 nm SW quadrant...and 30 nm NW quadrant. Seas 12 ft or greater within 45 nm NE semicircle with seas to 14 ft. Elsewhere within 150 nm N and 45 nm S semicircles winds 20 to 33 kt. Seas to 10 ft. .72 hour forecast Post-tropical remnant low Alvin near 17.4n 121.2w. Maximum sustained winds 25 kt gusts 35 kt. Extended outlook...use for guidance only...errors may be large. .96 hour forecast Post-tropical remnant low Alvin near 18.0n 124.0w. Maximum sustained winds 20 kt gusts 30 kt. .120 hour forecast...Dissipated.

Forecast winds in and near active tropical cyclones should be used with caution due to uncertainty in forecast track...size and intensity.

...Gale Warning... .24 hour forecast within 30 nm of line from 16n94.5w to 13.5n95.5w...including Gulf of Tehuantepec...N winds 20 to 30 kt. Seas to 9 ft. .48 hour forecast within 30 nm of line from 16n94.5w to 14n95.5w...including Gulf of Tehuantepec...N winds 25 to 35 kt. Seas to 12 ft. Elsewhere within 45 nm of line from 16n94.5w to 14n95.5w to 11.5n97w N to NE winds 20 to 25 kt. Seas 8 to 11 ft.

.Synopsis and forecast.

.S of 02.5n between 117w and 136w...and S of line from 00n117w to 03.4s105w winds 20 kt or less. Seas 8 to 9 ft in mixed SW and se swell. From 02.5n to 07n between 115w and 122w winds 20 kt or less. Seas to 8 ft in mixed swell and S windwaves. .24 hour forecast S of 00n W of 102w winds 20 kt or less. Seas to 8 ft in mixed SW and se swell. From 10n to 14n W of 125w winds 20 kt or less. Seas to 8 ft in mixed swell. .48 hour forecast winds 20 kt or less. Seas less than 8 ft.

.12 hour forecast from 10n to 11.5n E of 88.5w...including Gulf of papagayo...NE to E winds 20 to 25 kt. Seas less than 8 ft. .24 hour forecast within 60 nm of line from 11.5n86w to 09.5n92w...including Gulf of papagayo...NE to E winds 20 to 25 kt. Seas to 8 ft. .48 hour forecast within 60 nm of line from 11.5n86w to 09.5n95w...including Gulf of papagayo...NE to E winds 20 to 25 kt. Seas to 9 ft.

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

Convection valid at 1500 UTC Wed Jun 26...

.Tropical storm Alvin...Scattered moderate to strong within 90 nm E and 75 nm W semicircles. Scattered moderate to strong from 16n to 18.5n between 103w and 108w.

.Intertropical convergence zone/monsoon trough... Monsoon trough from 10n74.5w to 09.5n86w to 10n104w. ITCZ from 09.5n115w to 10n134w to beyond 08.5n140w. Scattered moderate to strong within 150 nm of trough between 83w and 102w and from from 12n to 15n between 92w and 98w. Scattered strong from 06n to 10.5n between 135w and 140w.

$$ .Forecaster stripling. National Hurricane Center.

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