Sunday, October 25, 2020

Sunday 10 25 20 morning call

 This is Sunset Beach yesterday at sunset. The NW swell was on the rise in Oahu and this double overhead set caught everybody inside. 

3am significant buoy readings and discussion.
South shore
Lanai
2.2ft @ 14s from 198° (SSW)

Lanai showing decent SSW energy (could be a glitch), check the Lahaina webcam if interested, for size, conditions and consistency.

North shore
NW101
8.5ft @ 15s from 315° (NW)

Hanalei
6.1ft @ 15s from 323° (NW)

Waimea
5.8ft @ 17s from 319° (NW)

NW swell picked up nicely during the night, below are the graphs of NW101 and Waimea together with the Surfline forecast (as usual, a bit late). The red dotted line I drew is how I think the swell will be in Maui. With Pauwela offline, my guess of the sunrise reading is around 5ft 17s, peaking around mid day. That's double overhead at Hookipa, Jaws might have relatively small waves, possibly also Honolua, but only inconsistent sets (seen the direction around 320) with best conditions at sunset (lower tide and light offshore winds).


Yesterday I added the fetch maps collage (Oct 20 through 23) together with Pat Caldwell's description of the fetch evolution a while after I first posted the call, so check it out there if you missed it. Here's the maps again, looks the strongest on the 22nd.

Wind map at noon .The other ones can be found at link n.-2 of GP's meteo websites list in the right column (click on animation of the 10 meter column).


Fetches map (circles legend: red: direct aim, blue: angular spreading, black: blocked, yellow: apparent direct aim, but out of the great circle ray map, so not 100% sure).
North Pacific (about 4 days travel time from the NW corner of the North Pacific):




South Pacific (about 7 days travel time from east/west of New Zealand):



Morning sky.


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