Surf Forecast Hawaii (STORMSURF)

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QuikCAST
Surf Forecast - Hawaii
5 Day Surf Forecast

Forecast Updated:
Saturday, May 18, 2013 10:15 AM

Surf Scale: 3 ft = waist high, 4 ft = chest high, 5 ft = head high, 10 ft =double overhead
Swell Direction is direction swell is coming from. 90°=East, 180°=South, 270°=West, 360-0 = North

NOTE: Forecast does NOT account for enhancing bathymetry (i.e the 'reef effect') common at best breaks. For top spots with swell period 14 +secs, multiply surf size X 1.25-1.5 with peaks X 2 (or consider the stated size 'Hawaiian Scale').

Hawaiian North Shore Surf Forecast (Valid for the North and East Shores of Oahu)
Day	Trend	Wind (kts)	Details (Swell Number, Swell Size & Period, Arrival Time and Profile)	Waves (Set wave max face height)	Swell Direction
Sunday 5/19	Down some	NNE 10	Northwest windswell possibly 2.7 ft @ 11 secs early	3.0 ft	315 degrees
Monday 5/20	Down more	N 5+	Northwest windswell possibly 1.8 ft @ 9 secs early	2.0 ft	315 degrees
Tuesday 5/21	Down some	NE 1-5	North local windswell 3 ft @ 7 secs	2.0 ft	350 degrees
Wednesday 5/22	Up some	E 5+	North local windswell 3.0 ft @ 8 secs early Japan swell building to 4.0 ft @ 15 secs late	2.0-2.5 ft 6.0 ft	355 degrees 308 degrees
Thursday 5/23	Down some	E 5+	North local windswell 2.4 ft @ 8 secs early Japan swell fading from 4.0 ft @ 13-14 secs early	2.0 ft 5.0 ft	005 degrees 308 degrees
Extended Outlook	Down	---	A weak gale on the dateline regenerated Tues-Wed (5/15) producing 15 ft seas. More mini-windswell possible for the weekend (5/19). A local low to build north of the Islands Sun-Mon (5/20) with 20 kt north winds possible. Sideband windswell resulting. A gale is forming off Japan on Sat (5/18) with 40-45 kt west winds and 30 ft seas. Possible small but rideable real swell mid-week.	---	---

Surf Height Animation: Northeast Pacific - Hawaii
Wind Animations: Northeast Pacific - Hawaii
Local Model: Surf - Wind

Hawaiian South Shore Surf Forecast (Centered on the South Shore of Oahu)
Day	Trend	Wind (kts)	Details (Swell Number, Swell Size & Period, Arrival Time and Profile)	Waves (Set wave max face height)	Swell Direction
Sunday 5/19	Holding	NNE 10	3rd pulse of the New Zealand swell to 2.6 ft @ 18 secs late Previous swell fading from 3.3 ft @ 15 secs	4.5 ft 5.0 ft	181 degrees 181-189 degrees
Monday 5/20	Holding	N 5+	3rd Pulse of the New Zealand swell fading from 2.8 ft @ 16-17 secs Previous swell fading from 2.3 ft @ 14 secs	4.5 ft 3.0 ft	181 degrees 181-189 degrees
Tuesday 5/21	Down slightly	NE 1-5	4rd pulse of the New Zealand swell to 2.4 ft @ 17 secs early Previous swell fading from 2.6 ft @ 14 secs	4.0 ft 3.5 ft	188 degrees 185 degrees
Wednesday 5/22	Down slightly	E 5+	Residual New Zealand swell fading from to 3 ft @ 15 secs	4.0 ft	188 degrees
Thursday 5/23	Down some	E 5+	Residual New Zealand swell fading from 2.3 ft @ 14 secs early	3.0-3.5 ft	188 degrees
Extended Outlook	Up barely	---	Swell #1S - A gale developed Thurs (5/9) south of New Zealand pushing well to the northeast generating 45 kt southerly winds and 38 ft seas aimed well to the north through Sun (5/12). Significant class southern hemi swell for Hawaii expected starting Friday (5/17). A second pulse developed Sun (5/12) with 34 ft seas aimed well to the north. More swell for Hawaii by Sat (5/18). Two additional follow-on small gales followed directly Mon (5/13) with 36 ft seas and late Tues (5/14) with 32 ft seas, but both small in coverage. Swell to continue through Thurs (5/23) then fade. Yet additional gale activity developed from Storm #1S remnants in the Southeast Pacific Fri-Sat (5/18) with west winds in the 40 kt range and seas 34-36 ft over a small area but all aimed due east with only sideband background energy radiating north. Minimal background swell expected late Fri (5/24). No other swell producing fetch is modeled.	---	---

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