Chuns Reef 48 hour detailed Surf Forecast

Lat Long: 21.62° N 158.08° W

Issued: 7 am 11 Sep 2026 (local time)

Forecast update in hr min

Today's Chuns Reef sea temperature is

26.9°C

Chuns Reef 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 Chuns Reef today (11 Sep):

Morning surf: Morning surf (11 Sep, local time) - 4ft (1.2m), 7s period with E swell.
Afternoon surf: Afternoon surf (11 Sep, local time) - 4ft (1.2m), 11s period with E swell.
Evening surf: Evening surf (11 Sep, local time) - 3.5ft (1.1m), 11s period with E swell.

The current surf forecast for Chuns Reef at 10AM is: 1.3m 11s primary swell from a East direction and 0.7m 8s secondary swell from a North-northeast direction (forecast issued at 07:00am September 11). An open ocean swell of 0.4m 16s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (11 Sep)	4ft (1.2m)	7s
Afternoon (11 Sep)	4ft (1.2m)	11s
Evening (11 Sep)	3.5ft (1.1m)	11s

Table - waves today at Chuns Reef. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 27°C on Fri afternoon, min 24°C on Fri night). Wind will be generally light.
	Friday 11							Saturday 12								Sunday 13
	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	2	2	1	1	2	2	1	2	2	2	2	2	1	1	1	1	1	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 7	E 7	E 11	E 11	E 11	E 11	E 11	E 10	E 10	E 10	ENE 10	ENE 10	NE 9	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NE 9	NE 9	NE 9
Wave Graph
kJ	173	134	418	344	286	281	233	225	204	196	160	160	125	141	138	135	135	138	138	135	112	115	112
Wind (km/h)	E	E	E	ENE	ENE	ENE	E	E	E	E	E	ENE	ENE	ENE	E	E	E	E	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	cross-off	cross-off
High Tide	3:08AM0.40m				3:10PM0.47m				3:48AM0.44m				3:39PM0.41m				4:29AM0.46m				4:07PM0.35m
Low Tide		7:54AM0.07m					8:29PM0.03m				8:45AM0.10m				8:51PM0.03m				9:38AM0.13m				9:14PM0.04m


	6:18	—	—	—	—	—	—	—	6:18	—	—	—	—	—	—	—	6:18	—	—	—	—	—	—
	—	—	—	—	6:38	—	—	—	—	—	—	—	6:37	—	—	—	—	—	—	—	6:37	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	24	25	26	27	26	25	25	24	24	25	26	26	26	25	25	25	24	25	26	26	26	25	25
Feels °C	24	25	26	27	27	25	26	25	25	26	27	27	27	26	26	27	26	26	27	26	26	25	26
Swell 1 Height (m) Direction Period (s)	E 11	E 11	NNE 8	NNE 8	NNE 8	NE 7	E 11	E 10	NE 8	NE 8	NNE 9	NNE 9	NE 9	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NE 9	NE 9	NE 9
kJ	125	89	56	72	72	54	233	225	65	70	96	101	115	141	138	135	135	138	138	135	112	115	112
Swell 2 Height (m) Direction Period (s)	SSW 16	NNE 7	SW 16	SW 15	SW 15	SW 15	NE 7	NE 8	SW 15	SW 15	SW 14	SW 16	SW 14	SW 13	SW 13	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	SSW 15	ENE 8
kJ	102	30	64	60	57	109	56	62	107	106	102	63	46	44	44	64	46	27	26	26	26	21	24
Swell 3 Height (m) Direction Period (s)	NW 9	SW 16	NW 9	NW 9	SW 9	NW 9	SW 15	SW 15	NW 9	NW 9	WNW 8	SW 13	SSW 16	SW 16	SW 16	SW 13	SW 13	SW 15	SW 12	NW 13	SSW 15	SSW 12	SSW 12
kJ	31	66	20	20	13	19	109	109	12	12	7	45	25	39	39	44	43	55	24	28	21	14	14
Wind waves Height (m) Direction Period (s)	ENE 7	E 7	E 11	E 11	E 11	E 11	—	—	E 10	E 10	ENE 10	ENE 10	ENE 10	ENE 10	E 9	E 4	E 4	E 4	E 5	E 5	E 5	ENE 9	ENE 4
kJ	173	134	418	344	286	281	—	—	204	196	160	160	125	120	79	7	13	20	22	16	16	77	11
Nearest Offshore or Glassy	Yokohama Bay HAW - Oahu	Yokohama Bay HAW - Oahu	Yokohama Bay HAW - Oahu	Yokohama Bay HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Aligator Rock HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Aligator Rock HAW - Oahu	Aligator Rock HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu	Chuns and Jocks Reefs HAW - Oahu
Rating (10 max)	2	2	2	2	1	1	1	1	1	1	1	1	2	1	1	1	1	1	1	1	1	1	1
Distance (km)	19	19	19	19	3	1	0	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Best forecast wave conditions in Oahu	Bomboras	Ko Olina Resort	Point Panic	Bomboras	Ranches	Off the Wall/Insanities	Ranches	Ranches	Ranches	Waimea Bay/Pinballs	Ranches	Ranches	Waimea Bay/Pinballs	Waimea Bay/Pinballs	Tennis Courts	Ranches	Jockos Point	Ranches	Pipeline	Ranches	Waimea Bay/Pinballs	Waimea Bay/Pinballs	Tennis Courts
Rating (10 max)	2	2	2	2	1	1	1	1	1	1	1	1	2	1	2	2	2	1	2	1	1	1	1
Best forecast wave conditions in United States	Magics HAW - Big Island	Swamis CAL - San Diego County	Hilo Breakwall HAW - Big Island	Lincoln City Nelscott Reef Oregon North	Ranches HAW - Oahu	El Capitan CAL - Santa Barbara	Magics HAW - Big Island	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Magics HAW - Big Island	Waimea Bay/Pinballs HAW - Oahu	Super Tubes CAL - Ventura	Tennis Courts HAW - Oahu	Ranches HAW - Oahu	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Waiaha Rivermouth / Honls HAW - Big Island	Waimea Bay/Pinballs HAW - Oahu	Super Tubes CAL - Ventura	Super Tubes CAL - Ventura
Rating (10 max)	2	3	2	3	1	2	2	3	3	3	3	1	2	1	2	2	3	3	3	1	1	1	1
Header Global	Trial Harbour Australia	Easter Reef Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Easter Reef Australia	Shipwreck Bay-Supertubes New Zealand	White Rock - The Spit New Zealand	White Rock - The Spit New Zealand	Bali Village Indonesia	Asu Indonesia	Papatowai New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Frigates Fiji	Ouano Lefts New Caledonia	Gerickes Point South Africa	Papatowai New Zealand	Gas Bay Australia
Rating (10 max)	9	9	9	9	9	8	5	7	8	6	5	5	9	9	9	8	7	6	5	6	5	5	7

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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Chuns Reef 48 hour detailed Surf Forecast

How big are the waves at Chuns Reef today (11 Sep):

Short Range Forecast

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