Turtle Bay 48 hour detailed Surf Forecast

Lat Long: 21.71° N 157.99° W

Issued: 1 am 31 Oct 2026 (local time)

Forecast update in hr min

Today's Turtle Bay sea temperature is

26.2°C

Turtle Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Surf Forecasts:

How big are the waves at Turtle Bay today (31 Oct):

Morning surf: Morning surf (31 Oct, local time) - 4ft (1.2m), 9s period with NNE swell.
Afternoon surf: Afternoon surf (31 Oct, local time) - 3.5ft (1.1m), 9s period with NE swell.
Evening surf: Evening surf (31 Oct, local time) - 4ft (1.2m), 20s period with NW swell.

The current surf forecast for Turtle Bay at 5AM is: 1.2m 9s primary swell from a North-northeast direction (forecast issued at 01:00am October 31). An open ocean swell of 0.5m 12s is not directed at the surf break, a second open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (31 Oct)	4ft (1.2m)	9s
Afternoon (31 Oct)	3.5ft (1.1m)	9s
Evening (31 Oct)	4ft (1.2m)	20s

Table - waves today at Turtle Bay. (Swell directed towards the surf break)

	Short Range Forecast Light rain (total 4mm), mostly falling on Sat afternoon. Warm (max 25°C on Sat morning, min 23°C on Mon morning). Winds increasing (light winds from the E on Sat night, fresh winds from the NE by Sun night).
	Saturday 31								Sunday 1								Monday 2
	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	1	1	1	1	1	2	3	3	4	4	3	3	0	0	1	0	0	0	1	1	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NNE 9	NNE 9	NNE 9	NNE 9	NE 9	NW 22	NW 21	NW 20	NW 19	NW 18	NW 18	NW 17	NW 16	NW 16	NW 16	NW 16	NW 15	NW 15	NW 15	NNW 14	NNW 14	NNW 14	NNW 14	NNW 14
Wave Graph
kJ	216	211	211	207	174	375	1092	1800	2527	2843	3028	2827	2795	2831	2627	2383	2176	2010	1956	2412	2643	2309	1583	1390
Wind (km/h)	E	E	E	E	E	E	ESE	ESE	E	E	ENE	NE	NE	NE	NE	NE	NE	NE	NE	ENE	ENE	ENE	ENE	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-on	cross-on	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross
High Tide			7:47AM0.71m									8:56AM0.69m				9:57PM0.27m				9:53AM0.66m
Low Tide									11:18PM0.17m						6:03PM0.24m		1:11AM0.26m						5:46PM0.22m


	—	6:33	—	—	—	—	—	—	—	6:35	—	—	—	—	—	—	—	6:35	—	—	—	—	—	—
	—	—	—	—	—	5:55	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—	—	5:53	—	—
mm	—	—	—	—	1	1	—	—	—	—	1	—	—	—	—	1	—	—	—	—	—	—	—	—
Temp °C	24	24	25	25	25	25	25	24	24	24	24	25	25	25	24	24	24	24	23	24	24	24	24	24
Feels °C	23	24	25	26	26	26	26	25	26	26	25	25	24	23	21	21	20	19	18	19	19	19	19	20
Swell 1 Height (m) Direction Period (s)	NNE 9	NNE 9	NNE 9	NNE 9	NE 9	NE 9	NW 21	NW 20	NW 19	NW 18	NW 18	NW 17	NW 16	NW 16	NW 16	NW 16	NW 15	NW 15	NW 15	NNW 14	NNW 14	NNW 14	NNW 14	NNW 14
kJ	216	211	211	207	174	170	1092	1800	2527	2843	3028	2827	2795	2831	2627	2383	2176	2010	1956	2412	2643	2309	1583	1390
Swell 2 Height (m) Direction Period (s)	E 12	E 12	E 12	E 12	E 12	NW 22	E 12	ENE 8	NE 8	NE 8	E 12	E 12	E 12	E 11	E 11	E 11	E 11	NNW 10	NNW 10	E 11	E 11	SSW 14	SSW 13	SSW 13
kJ	49	75	47	47	46	375	72	224	132	149	68	68	67	41	38	37	21	148	383	21	20	18	18	18
Swell 3 Height (m) Direction Period (s)	NW 12	NW 12	NW 11	NW 11	NW 11	E 12	NW 11	E 12	E 12	E 12	NW 10	NW 10	NW 10	SSW 13	SSW 14	SSW 14	SSW 14	E 11	E 11	SSW 14	SSW 14	S 12	S 18	S 18
kJ	53	47	45	44	44	72	43	69	69	68	36	36	26	16	41	41	41	21	21	19	18	12	6	6
Wind waves Height (m) Direction Period (s)	E 6	E 6	E 6	E 6	E 6	E 6	NE 8	E 5	E 6	—	NE 8	NE 8	NE 8	NE 5	NE 6	NNE 7	NNE 7	NNE 8	NE 7	NE 8	NE 8	NE 8	NE 8	NE 8
kJ	52	52	48	50	38	38	227	37	30	—	149	145	161	84	150	361	559	572	452	512	369	402	643	643
Nearest Offshore or Glassy	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Backyards HAW - Oahu	Graters HAW - Oahu	Graters HAW - Oahu	Graters HAW - Oahu	Klausmeyers HAW - Oahu	Keaulanas HAW - Oahu	Mala wharf HAW - Maui	Mala wharf HAW - Maui	Infinities HAW - Kaua'i	Shark Pit HAW - Maui	Infinities HAW - Kaua'i	Infinities HAW - Kaua'i	Infinities HAW - Kaua'i	Lahaina Breakwall/Harbour HAW - Maui	Shark Pit HAW - Maui	Lahaina Breakwall/Harbour HAW - Maui	Yokohama Bay HAW - Oahu
Rating (10 max)	2	2	2	2	2	3	4	4	4	4	5	4	4	4	4	1	3	1	1	1	1	2	1	4
Distance (km)	10	10	10	10	10	10	10	6	0	0	0	36	40	162	162	173	165	173	173	173	163	165	163	32
Best forecast wave conditions in Oahu	Ranches	Off the Wall/Insanities	Waimea Bay/Pinballs	Tennis Courts	Tennis Courts	Waimea Bay/Pinballs	Waimea Bay/Pinballs	Ranches	Ranches	Ranches	Waimea Bay/Pinballs	Tracks (Nanakuli)	Tracks (Nanakuli)											Ranches
Rating (10 max)	2	2	2	2	2	3	4	4	4	4	5	4	4											4
Best forecast wave conditions in United States	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Super Tubes CAL - Ventura	Super Tubes CAL - Ventura	Waimea Bay/Pinballs HAW - Oahu	Cortez Bank CAL - San Diego County	Ranches HAW - Oahu	Ranches HAW - Oahu	Ranches HAW - Oahu	Waimea Bay/Pinballs HAW - Oahu	Lahaina Breakwall/Harbour HAW - Maui	La Push Washington	Lincoln City Nelscott Reef Oregon North	Lincoln City Nelscott Reef Oregon North	Ghost Tree CAL - Monterey	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Lincoln City Nelscott Reef Oregon North	Lincoln City Nelscott Reef Oregon North	Boners CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo
Rating (10 max)	3	3	3	2	3	3	4	4	4	4	5	4	4	4	4	4	4	4	4	4	5	5	4	4
Header Global	Weld Road New Zealand	Ahijedero Mexico	Niyodo Rivermouth Japan	Afife Portugal	Niyodo Rivermouth Japan	Niyodo Rivermouth Japan	Afife Portugal	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Chuns and Jocks Reefs United States	Trial Harbour Australia	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Boners United States
Rating (10 max)	5	4	5	4	5	5	4	4	4	4	5	5	4	4	4	5	5	5	5	5	5	5	5	4

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Turtle Bay 48 hour detailed Surf Forecast

How big are the waves at Turtle Bay today (31 Oct):

Short Range Forecast

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