Castles Beach 48 hour detailed Surf Forecast

Lat Long: 21.42° N 157.74° W

Issued: 1 am 23 Oct 2026 (local time)

Forecast update in hr min

Today's Castles Beach sea temperature is

26.7°C

Castles Beach 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 Castles Beach today (23 Oct):

Morning surf: Morning surf (23 Oct, local time) - 4ft (1.2m), 8s period with ENE swell.
Afternoon surf: Afternoon surf (23 Oct, local time) - 3.5ft (1.1m), 8s period with ENE swell.
Evening surf: Evening surf (23 Oct, local time) - 3.5ft (1.0m), 8s period with ENE swell.

The current surf forecast for Castles Beach at 6AM is: 1.2m 8s primary swell from a East-northeast direction and 0.6m 7s secondary swell from a East-southeast direction (forecast issued at 01:00am October 23). An open ocean swell of 0.4m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (23 Oct)	4ft (1.2m)	8s
Afternoon (23 Oct)	3.5ft (1.1m)	8s
Evening (23 Oct)	3.5ft (1.0m)	8s

Table - waves today at Castles Beach. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 25°C on Fri morning, min 23°C on Sun night). Wind will be generally light.
	Friday 23								Saturday 24								Sunday 25
	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)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	NE 8	NE 11	ENE 7	NE 10	NE 10	NE 10	NE 10	NE 9	NE 7	NNE 6	NNE 6	NE 9	E 7	E 7	SSW 16	SSW 16	SSW 16
Wave Graph
kJ	176	154	162	183	145	101	120	58	56	76	117	94	113	108	67	100	65	85	27	25	25	89	86	86
Wind (km/h)	E	ENE	ENE	ENE	NE	NE	NE	NE	NE	NNE	NNE	NE	NNE	NNE	NE	NE	NE	NE	NE	NNE	NNE	NNE	NE	NE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	on	on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on
High Tide	00:58AM0.66m				12:26PM0.68m				1:33AM0.75m				12:52PM0.65m					2:10AM0.83m			1:17PM0.61m
Low Tide			6:41AM0.31m				6:53PM0.12m				7:29AM0.32m				7:15PM0.07m					8:17AM0.33m			7:41PM0.02m


	—	6:28	—	—	—	—	—	—	—	6:30	—	—	—	—	—	—	—	6:30	—	—	—	—	—	—
	—	—	—	—	—	6:00	—	—	—	—	—	—	—	5:59	—	—	—	—	—	—	—	5:59	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	25	25	25	25	25	25	24	24	24	24	24	24	25	25	24	24	24	24	24	24	24	24	24	23
Feels °C	26	26	26	25	25	25	24	24	24	25	24	24	25	25	24	23	24	24	24	24	23	24	25	24
Swell 1 Height (m) Direction Period (s)	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	NE 8	NE 8	NE 8	NE 10	NE 10	NE 10	NNW 13	NNW 13	NNW 12	NNW 12	N 11	N 11	N 11	NNW 11	NNW 11	NNW 11	NNW 11
kJ	154	154	162	183	145	101	120	58	49	50	117	94	113	249	339	387	437	632	606	533	447	400	337	337
Swell 2 Height (m) Direction Period (s)	NW 12	NW 12	NE 13	NE 13	NE 12	NNE 8	NE 12	E 8	E 7	NE 10	E 8	NNW 15	E 8	NE 10	E 7	NE 9	E 7	NE 9	E 7	E 7	E 7	E 7	E 7	E 7
kJ	50	49	84	83	72	39	65	40	26	53	28	72	55	108	54	51	25	39	25	25	25	25	25	25
Swell 3 Height (m) Direction Period (s)	ESE 8	NE 13	NW 11	NW 11	NW 11	NE 12	NW 11	NE 11	NE 11	NW 10	NW 10	NW 10	NNW 14	E 7	NE 9	SSW 16	NE 9	E 7	NE 9	NE 8	NE 8	SSW 16	SSW 16	SSW 16
kJ	19	62	45	43	43	68	41	58	56	38	37	35	149	54	67	50	51	26	27	24	23	89	86	86
Wind waves Height (m) Direction Period (s)	ENE 8	ESE 7	—	E 7	—	—	—	NE 4	NE 4	ENE 7	NE 4	ENE 8	ENE 8	—	—	NE 7	NNE 6	NNE 6	N 11	N 11	ENE 4	NE 4	—	ENE 4
kJ	176	43	—	39	—	—	—	15	20	76	16	83	89	—	—	100	65	85	338	338	6	14	—	1
Nearest Offshore or Glassy	Point Panic HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu	Ala Moana Courts HAW - Oahu
Rating (10 max)	1	1	1	1	1	1	1	2	1	1	1	2	2	2	1	1	2	2	2	2	2	2	2	2
Distance (km)	19	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18
Best forecast wave conditions in Oahu	Jockos Point	Waimea Bay/Pinballs	Off the Wall/Insanities	Ranches	Makaha (Outside)	Abalolo Reef	Kaena Point	Abalolo Reef	Ranches	Waimea Bay/Pinballs	Abalolo Reef	Makaha (Outside)	Tennis Courts	Abalolo Reef	Ranches	Ranches	Abalolo Reef	Waimea Bay/Pinballs	Waimea Bay/Pinballs	Abalolo Reef	Abalolo Reef	Makaha (Outside)	Ranches	Pipeline
Rating (10 max)	2	2	2	1	1	1	2	2	1	2	2	2	2	2	3	2	2	3	3	2	2	3	3	4
Best forecast wave conditions in United States	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Super Tubes CAL - Ventura	Super Tubes CAL - Ventura	Fullers CAL - Monterey	Boners CAL - San Luis Obispo	Ghost Tree CAL - Monterey	Ghost Tree CAL - Monterey	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Cortez Bank CAL - San Diego County	Cortez Bank CAL - San Diego County	Tennis Courts HAW - Oahu	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	The Wedge CAL - Orange County	Mouse Rock CAL - San Luis Obispo	Magics HAW - Big Island	Waimea Bay/Pinballs HAW - Oahu	Cojo CAL - Santa Barbara	Fullers CAL - Monterey	Magics HAW - Big Island	Ranches HAW - Oahu	Pipeline HAW - Oahu
Rating (10 max)	4	4	2	2	4	4	4	4	3	3	4	4	2	3	3	2	2	3	3	2	2	3	3	4
Header Global	Benkunqut Indonesia	Benkunqut Indonesia	Playa de la Cagonera Spain	Trial Harbour Australia	Bali Village Indonesia	Deba Spain	Deba Spain	Afife Portugal	Benkunqut Indonesia	Purakaunui Bay New Zealand	Purakaunui Bay New Zealand	Trial Harbour Australia	Afife Portugal	El Huerto Spain	Ahijedero Mexico	Deba Spain	Deba Spain	Rio Nexpa Mexico	El Huerto Spain	Cabo Lastres Spain	Deba Spain	Deba Spain	Deba Spain	Afife Portugal
Rating (10 max)	5	5	6	7	5	5	5	4	5	5	5	5	4	5	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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Castles Beach 48 hour detailed Surf Forecast

How big are the waves at Castles Beach today (23 Oct):

Short Range Forecast

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