Banzai Pipeline and Backdoor 48 hour detailed Surf Forecast

Lat Long: 21.65° N 158.07° W

Issued: 7 am 16 Jul 2026 (local time)

Forecast update in hr min

Today's Banzai Pipeline and Backdoor sea temperature is

26.1° C

Banzai Pipeline and Backdoor 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 Banzai Pipeline and Backdoor today (16 Jul):

Morning surf: Morning surf (16 Jul, local time) - 2.5ft (0.7m), 14s period with W swell.
Afternoon surf: Afternoon surf (16 Jul, local time) - 2ft (0.6m), 14s period with W swell.
Evening surf: Evening surf (16 Jul, local time) - 2ft (0.6m), 14s period with W swell.

The current surf forecast for Banzai Pipeline and Backdoor at 1PM is: 0.6m 14s primary swell from a West direction and 0.6m 7s secondary swell from a North-northeast direction (forecast issued at 07:00am July 16). An open ocean swell of 1.1m 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 Jul)	2.5ft (0.7m)	14s
Afternoon (16 Jul)	2ft (0.6m)	14s
Evening (16 Jul)	2ft (0.6m)	14s

Table - waves today at Banzai Pipeline and Backdoor. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 27°C on Thu afternoon, min 24°C on Thu night). Wind will be generally light.
	Thursday 16							Friday 17								Saturday 18
	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)	2	2	1	0	1	1	1	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)	W 15	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13	WNW 13
Wave Graph
kJ	209	206	153	150	150	150	150	150	148	103	101	101	100	100	96	60	58	57	57	57	57	57	33
Wind (km/h)	E	E	E	E	E	E	E	E	E	E	E	ENE	ENE	ENE	E	E	E	E	E	ENE	E	E	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	cross-off	off	off	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	3:16AM0.37m				4:48PM0.79m				4:19AM0.39m					5:14PM0.72m				5:30AM0.40m				5:34PM0.65m
Low Tide			9:15AM0.06m					11:51PM0.26m			9:56AM0.15m					00:19AM0.24m			10:35AM0.25m


	5:58	—	—	—	—	—	—	—	5:58	—	—	—	—	—	—	—	5:58	—	—	—	—	—	—
	—	—	—	—	7:16	—	—	—	—	—	—	—	7:16	—	—	—	—	—	—	—	7:16	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	24	25	26	27	26	25	25	25	24	25	26	27	26	25	25	25	25	25	26	26	26	25	25
Feels °C	25	26	26	27	26	25	25	26	24	25	26	27	26	25	25	26	25	24	25	25	26	24	25
Swell 1 Height (m) Direction Period (s)	W 15	W 14	W 14	NNE 7	W 14	NNE 7	NNE 7	NNE 7	NNE 7	NNE 7	NNE 8	NNE 7	NNE 7	NNE 7	NNE 7	NNE 7	NNE 7	NNE 8	NNE 8	WNW 13	NNE 8	WNW 13	WNW 13
kJ	209	206	153	43	150	40	37	46	43	46	50	48	43	42	29	28	31	34	20	57	26	57	33
Swell 2 Height (m) Direction Period (s)	SW 13	SW 13	SW 13	W 14	NNE 7	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	W 14	WNW 13	WNW 13	WNW 13	WNW 13	NNE 8	WNW 13	NNE 8	NNE 8
kJ	44	43	43	150	41	150	150	150	148	103	101	101	100	100	96	60	58	57	57	14	57	14	14
Swell 3 Height (m) Direction Period (s)	SW 16	SW 16	SW 16	SW 17	SW 17	SW 13	SSW 17	SW 13	SW 15	SW 12	SW 16	SW 16	SW 16	SSW 16	SSW 15	SSW 15	SW 15	SSW 15	SSW 14	NNE 7	SSW 14	SSW 15	SSW 14
kJ	65	65	66	72	74	45	112	40	57	36	64	64	64	48	47	87	56	21	41	9	20	21	20
Wind waves Height (m) Direction Period (s)	NE 7	ENE 7	ENE 7	E 6	E 6	E 6	E 6	E 6	E 6	E 6	E 7	E 7	E 6	E 7	ENE 6	E 6	E 6	E 6	E 7	E 7	E 7	ENE 8	ENE 8
kJ	156	160	136	82	94	112	122	130	115	123	126	126	123	126	155	156	161	166	196	222	303	336	345
Nearest Offshore or Glassy	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor 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	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Off the Wall/Insanities HAW - Oahu	Aligator Rock HAW - Oahu	Aligator Rock HAW - Oahu	Aligator Rock HAW - Oahu	Aligator Rock HAW - Oahu	Yokohama Bay HAW - Oahu	Yokohama Bay HAW - Oahu
Rating (10 max)	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	2
Distance (km)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	3	3	3	3	22	22
Best forecast wave conditions in Oahu	Ranches	Ranches	Ranches	Ranches	Waimea Bay/Pinballs	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Ranches	Turtles Reef	Maili Point	Maili Point	Maili Point	Maili Point	Maili Point
Rating (10 max)	2	2	2	2	1	2	2	2	2	2	2	2	1	1	1	1	1	2	2	2	2	2	2
Best forecast wave conditions in United States	Waiaha Rivermouth / Honls HAW - Big Island	Magics HAW - Big Island	Ranches HAW - Oahu	Ranches HAW - Oahu	Waimea Bay/Pinballs HAW - Oahu	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	Ranches HAW - Oahu	Ranches HAW - Oahu	Ranches HAW - Oahu	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Cortez Bank CAL - San Diego County	Steamer Lane-Middle Peak CAL - Santa Cruz	Gale Point CAL - Humboldt	Steamer Lane-The Point CAL - Santa Cruz	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo
Rating (10 max)	3	3	2	2	1	3	4	4	4	2	2	2	1	3	3	3	3	3	2	3	3	3	3
Header Global	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Kleinemonde South Africa	Otago Peninsula - Allans Beach New Zealand	Dunedin - Kuri Bush New Zealand	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Seconds (White Rock) New Zealand	Papatowai New Zealand	Seconds (White Rock) New Zealand	Seconds (White Rock) New Zealand	Papatowai New Zealand	Seconds (White Rock) New Zealand	Dunedin - Cob Cottage New Zealand	Kaka Point New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand
Rating (10 max)	5	5	6	6	6	5	5	6	7	7	6	9	9	9	8	8	6	6	6	6	6	6	6

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

Latest Updates

Ben Mondy

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Banzai Pipeline and Backdoor 48 hour detailed Surf Forecast

How big are the waves at Banzai Pipeline and Backdoor today (16 Jul):

Short Range Forecast

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