China Walls 48 hour detailed Surf Forecast

Lat Long: 21.27° N 157.71° W

Issued: 1 pm 16 Sep 2026 (local time)

Forecast update in hr min

Today's China Walls sea temperature is

27.4°C

China Walls 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 China Walls today (16 Sep):

Morning surf: Morning surf (16 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
Afternoon surf: Afternoon surf (16 Sep, local time) - 3ft (0.9m), 18s period with SW swell.
Evening surf: Evening surf (16 Sep, local time) - 3ft (0.9m), 18s period with SSW swell.

The current surf forecast for China Walls at 9PM is: 0.9m 18s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Southwest direction (forecast issued at 01:00pm September 16). An open ocean swell of 1.8m 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 (16 Sep)	3ft (0.9m)	18s
Afternoon (16 Sep)	3ft (0.9m)	18s
Evening (16 Sep)	3ft (0.9m)	18s

Table - waves today at China Walls. (Swell directed towards the surf break)

	Short Range Forecast Light rain (total 8mm), mostly falling on Thu night. Warm (max 27°C on Fri morning, min 26°C on Wed afternoon). Mainly fresh winds.
	Wed 16					Thursday 17								Friday 18
	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	0	1	0	0	0	0	1	0	1	1	1	1	1	0	1	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 18	SW 18	SSW 18	SSW 18	SW 18	SW 17	SSW 16	SSW 16	SW 16	SSW 16	SSW 16	SSW 16	SSW 17	SSW 18	SSW 18	SSW 18	SSW 17	SSW 17	SSW 17	SSW 16	SSW 16
Wave Graph
kJ	455	449	541	541	444	429	343	330	258	322	322	458	622	644	644	390	622	601	580	566	552
Wind (km/h)	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	ENE	ENE	ENE	ENE	ENE	ENE	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-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide				5:30PM0.25m					8:04AM0.54m			6:18PM0.21m					9:21AM0.54m				9:37PM0.19m
Low Tide			2:59PM0.23m			11:56PM0.11m						5:49PM0.21m		00:44AM0.14m						6:28PM0.17m


	—	—	—	—	—	—	6:18	—	—	—	—	—	—	—	6:18	—	—	—	—	—	—
	—	—	6:32	—	—	—	—	—	—	—	6:31	—	—	—	—	—	—	—	6:30	—	—
mm	—	—	—	—	—	—	—	—	—	—	1	2	3	2	—	—	—	—	—	—	—
Temp °C	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	27	27	27	26	26
Feels °C	26	25	25	25	25	26	26	26	24	24	25	25	25	24	24	24	25	24	26	25	25
Swell 1 Height (m) Direction Period (s)	SW 18	SW 18	SSW 18	SSW 18	SW 18	SW 17	SSW 16	SSW 16	SW 16	SSW 16	SSW 16	SSW 16	SSW 17	SSW 18	SSW 18	SSW 18	SSW 17	SSW 17	SSW 17	SSW 16	SSW 16
kJ	455	449	541	541	444	429	343	330	258	322	322	458	622	644	644	390	622	601	580	566	552
Swell 2 Height (m) Direction Period (s)	E 10	E 10	SW 11	SW 11	SW 11	E 10	E 10	SW 11	SSW 20	SSW 19	SSW 19	WSW 8	SSW 10	WSW 8	SSE 10	SSW 14	SSE 10	SSE 9	SSE 6	SSE 6	SSE 6
kJ	100	72	31	43	19	96	125	19	149	212	210	7	10	7	9	131	9	8	7	14	7
Swell 3 Height (m) Direction Period (s)	SW 12	SW 11	WSW 8	S 8	SE 11	SW 11	SW 11	SSE 11	SW 11	SSE 10	SSW 10	SSW 10	WSW 10	SSE 10	SW 10	SSE 10	W 9	W 9	SSE 8	S 21	SSE 8
kJ	35	32	7	5	5	19	19	11	18	11	10	10	9	9	4	9	7	6	6	34	7
Wind waves Height (m) Direction Period (s)	NE 6	NE 6	ENE 6	ENE 6	ENE 6	ENE 7	NE 7	ENE 7	ENE 7	ENE 8	ENE 9	ENE 9	ENE 9	ENE 9	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 8	ENE 7
kJ	76	112	184	254	307	297	295	407	482	545	660	645	566	522	452	484	472	460	427	427	444
Nearest Offshore or Glassy	Paradise HAW - Oahu	Ko Olina Resort HAW - Oahu	Nanakuli Blackrocks HAW - Oahu	Power Plant HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu	Maili Point HAW - Oahu	Maili Point HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu	Power Plant HAW - Oahu	Nanakuli Blackrocks HAW - Oahu	Maili Point HAW - Oahu	Maili Point HAW - Oahu	Maili Point HAW - Oahu	Ko Olina Resort HAW - Oahu	Ko Olina Resort HAW - Oahu
Rating (10 max)	3	2	3	2	2	2	2	2	2	3	3	2	3	3	3	3	3	3	3	3	3
Distance (km)	13	43	45	44	43	43	43	43	43	51	51	43	43	43	44	45	51	51	51	43	43
Best forecast wave conditions in Oahu	Kaena Point	Makaha (Outside)	Makaha (Outside)	Makaha (Outside)	Makaha (Outside)	Yokohama Bay	Makaha (Outside)	Makaha (Outside)	Makaha (Outside)	Makaha (Outside)	Yokohama Bay	Yokohama Bay	Kaena Point	Kaena Point	Kaena Point	Kaena Point	Kaena Point	Kaena Point	Kaena Point	Kaena Point	Kaena Point
Rating (10 max)	3	3	3	3	3	3	2	2	3	3	3	3	3	3	3	3	3	3	3	3	3
Best forecast wave conditions in United States	Kaena Point HAW - Oahu	Gale Point CAL - Humboldt	Cape Sebastian Oregon South	Fossil Beach Kodiak Alaska - Kodiak Island	The Point_Punaluu HAW - Big Island	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Ghost Tree CAL - Monterey	Makaha (Outside) HAW - Oahu	Majors Bay HAW - Kaua'i	Hilo Breakwall HAW - Big Island	Fullers CAL - Monterey	Church CAL - Orange County	Magics HAW - Big Island	Waiaha Rivermouth / Honls HAW - Big Island	Magics HAW - Big Island	Majors Bay HAW - Kaua'i	Gale Point CAL - Humboldt	Waiaha Rivermouth / Honls HAW - Big Island	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo
Rating (10 max)	3	3	3	3	3	3	3	2	3	3	3	3	3	3	3	3	3	3	3	3	3
Header Global	Grindavik Lighthouse ( Hopsnesta) Iceland	Grindavik Antenas Iceland	Grindavik Antenas Iceland	Haapiti French Polynesia	Papatowai New Zealand	Luna Park Australia	Easter Reef Australia	Charleston New Zealand	Fox River New Zealand	Guns Namibia	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Charleston New Zealand	Playa Aguilera Spain	El Huerto Spain	Cathedral Rock Australia	Cathedral Rock Australia	Afife Portugal	May's Point Australia	Quarantine Australia
Rating (10 max)	5	5	6	5	7	5	5	5	5	5	9	9	8	5	5	5	6	6	4	5	5

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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China Walls 48 hour detailed Surf Forecast

How big are the waves at China Walls today (16 Sep):

Short Range Forecast

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