Marine Weather for HS 102


marine weather discussion for N Pacific Ocean NWS ocean prediction center Washington DC 1247 PM PDT Sat Jul 4 2015

.Forecast discussion: major features/winds/seas/significant .Weather for the North Pacific N of 30n and E of 150w.

12z global models in good agrmt thru the fcst period. Will populate wind grids with 10m winds from the 12z GFS thru the fcst period...with the exception of over The Wash waters for the first period where winds were boosted by 10 to 15 percent. Latest GFS in line with both the ECMWF and the UKMET thru the period.

Latest sfc obs showing winds to gale force off Vancouver Island. Boosted the 10m winds over the nrn wash waters for tonight to continue with gale force winds into the overnight hours. Models showing gradient beginning to relax by daybreak sun. Higher confdc in gales N of the waters...but with no data over the nrn wash not have enuf confdc to take gales out of the fcst attm.

Quiet weather is expected for the remainder of the fcst period as the trof moves offshr. Enhanced nwly flow expected to return to the nrn pz5 waters towards the end of the fcst period as the trof dsipts and the high rebuilds towards the region but gales are not expected attm.

.Seas...Enp version of wwiii within a ft or two of current obs. Will populate wave grids with 12z enp through the fcst period. Seas to 12 ft expected tonight over the nrn wash waters.

.Extratropical storm surge guidance...N/A.


.Pz5 Washington/Oregon waters... .pzz800...inner waters from Cape Flattery to Cape Shoalwater... gale tonight. .Pzz900...Outer waters from Cape Flattery to Cape Shoalwater... gale tonight.

.Pz6 California waters... None.


.Forecaster achorn. Ocean prediction center.

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