Banzai Pipeline and Backdoor 48 hour detailed Surf Forecast

Lat Long: 21.65° N 158.07° W

Issued: 7 am 28 Sep 2026 (local time)

Forecast update in hr min

Today's Banzai Pipeline and Backdoor sea temperature is

27.1°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 (28 Sep):

Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.8m), 14s period with NNW swell.
Afternoon surf: Afternoon surf (28 Sep, local time) - 2.5ft (0.7m), 14s period with NW swell.
Evening surf: Evening surf (28 Sep, local time) - 2.5ft (0.7m), 13s period with NW swell.

The current surf forecast for Banzai Pipeline and Backdoor at 2PM is: 0.8m 14s primary swell from a North-northwest direction (forecast issued at 07:00am September 28). An open ocean swell of 0.5m 13s is not directed at the surf break, a second open ocean swell of 2.4m 8s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (HST) & Date	Wave Height	Wave Period
Morning (28 Sep)	2.5ft (0.8m)	14s
Afternoon (28 Sep)	2.5ft (0.7m)	14s
Evening (28 Sep)	2.5ft (0.7m)	13s

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

	Short Range Forecast Light rain (total 9mm), mostly falling on Wed afternoon. Warm (max 28°C on Tue afternoon, min 24°C on Mon night). Mainly fresh winds.
	Monday 28							Tuesday 29								Wednesday 30
	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	1	1	0	0	1	1	1	1	1	1	1	1	1	1	0	1	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NNW 16	NNW 15	NNW 14	NNW 14	NNW 13	NW 13	NNW 13	NNW 13	NNW 12	NNW 12	NW 12	NNW 12	NNW 12	NNW 11	SW 10	WSW 10	WSW 10	WSW 10	WSW 10	WSW 9	W 9	W 9	W 9
Wave Graph
kJ	280	272	257	246	156	172	147	142	98	94	112	93	90	82	100	163	194	167	123	108	101	103	103
Wind (km/h)	E	E	E	E	E	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SE	SSE	SE	SSE	SSE	SSE	SSE	SSE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	off	off	off	off	off	off	off	off	off	off	off	off	off	off	cross-off	off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide	3:47AM0.68m				2:38PM0.50m				4:35AM0.69m				2:43PM0.46m					5:32AM0.69m			2:14PM0.43m
Low Tide			9:51AM0.33m				9:12PM0.06m				10:51AM0.38m				9:39PM0.05m					12:32PM0.43m			10:11PM0.07m


	6:22	—	—	—	—	—	—	—	6:22	—	—	—	—	—	—	—	6:22	—	—	—	—	—	—
	—	—	—	—	6:22	—	—	—	—	—	—	—	6:21	—	—	—	—	—	—	—	6:21	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	1	2	2	2	1
Temp °C	25	26	27	27	26	25	25	25	24	25	27	28	27	26	26	26	25	26	27	28	27	26	26
Feels °C	24	25	25	25	25	23	24	25	24	25	27	28	26	26	27	28	26	26	27	28	27	28	28
Swell 1 Height (m) Direction Period (s)	NNW 16	NNW 15	NNW 14	NNW 14	NNW 13	NW 13	NNW 13	SSW 12	SSW 10	E 8	NW 12	NNW 12	E 14	E 14	E 14	E 8	E 8	E 8	E 8	E 8	E 8	E 8	E 8
kJ	280	272	257	246	156	172	147	125	90	476	112	93	129	183	232	263	256	223	223	196	222	191	164
Swell 2 Height (m) Direction Period (s)	NW 12	WNW 12	NW 12	SSW 13	SSW 13	SSW 12	SSW 12	NNW 13	NNW 12	NNW 12	SW 9	E 14	NNW 12	SW 9	SW 10	WSW 10	WSW 10	WSW 10	WSW 10	WSW 9	W 9	W 9	W 9
kJ	69	56	50	95	65	104	129	142	98	94	41	89	90	71	100	163	194	167	123	108	101	103	103
Swell 3 Height (m) Direction Period (s)	SSW 14	SSW 14	SSW 12	NW 11	SSW 10	SW 18	SW 17	SW 17	E 15	SSW 10	E 14	SW 9	SW 10	NNW 11	NNW 11	E 12	E 12	E 14	E 14	E 14	E 13	E 14	E 14
kJ	79	79	49	33	35	78	147	76	104	63	92	40	57	82	79	150	196	253	253	249	121	89	140
Wind waves Height (m) Direction Period (s)	E 8	E 8	ENE 8	E 8	E 8	E 8	E 8	E 8	E 8	—	E 8	E 8	E 8	E 8	E 8	E 8	—	S 6	SSE 6	SSE 4	SSE 6	SSE 6	SSE 6
kJ	993	921	831	800	800	736	650	593	526	—	428	377	377	364	323	320	—	28	53	9	4	4	3
Nearest Offshore or Glassy	Yokohama Bay HAW - Oahu	Yokohama Bay HAW - Oahu	Yokohama Bay HAW - Oahu	Avalanche HAW - Oahu	Yokohama Bay HAW - Oahu	Nanakuli Blackrocks HAW - Oahu	Avalanche 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	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Rocky Point HAW - Oahu	Banzai Pipeline and Backdoor HAW - Oahu	Pupukea HAW - Oahu	Pupukea HAW - Oahu	Pupukea HAW - Oahu	Rocky Point HAW - Oahu	Pupukea HAW - Oahu
Rating (10 max)	2	2	3	1	2	3	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	22	22	22	9	22	32	9	0	0	0	0	0	0	0	0	0	1	0	1	1	1	1	1
Best forecast wave conditions in Oahu	Ranches	Pokai Bay	Pokai Bay	Ranches	Ko Olina Resort	Ko Olina Resort	Ko Olina Resort	Pipeline	Tennis Courts	Tennis Courts	Pipeline	Waimea Bay/Pinballs	Pipeline	Pipeline	Pipeline	Pipeline	Velzy Land	Pipeline	Pipeline	Pipeline	Pipeline	Velzy Land	Pipeline
Rating (10 max)	2	2	3	1	2	3	2	3	3	3	3	1	3	3	3	1	1	2	1	1	2	1	2
Best forecast wave conditions in United States	Boners CAL - San Luis Obispo	Lincoln City Nelscott Reef Oregon North	Long Beach Peninsula Washington	Super Tubes CAL - Ventura	Lincoln City Nelscott Reef Oregon North	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Ghost Tree CAL - Monterey	Sprecklesville HAW - Maui	Pier One HAW - Maui	Super Tubes CAL - Ventura	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Boners CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mavericks CAL - San Mateo	Sprecklesville HAW - Maui	Pipeline HAW - Oahu	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo	Mouse Rock CAL - San Luis Obispo
Rating (10 max)	3	3	4	1	4	4	4	4	4	3	3	1	3	4	4	3	3	3	3	1	3	3	3
Header Global	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Ahijedero Mexico	Airport Rights New Zealand	Humenga Point New Zealand	White Rock - The Spit New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Dinner Plates New Zealand	Papatowai New Zealand	Pascuales Mexico	Pascuales Mexico	Grindavik Lighthouse ( Hopsnesta) Iceland	Gerickes Point South Africa	Cavalos de Fao Portugal	Easky Left Ireland	Easky Left Ireland	Pascuales Mexico
Rating (10 max)	5	6	6	4	5	5	6	9	8	7	6	6	5	5	5	6	6	9	5	5	9	9	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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Banzai Pipeline and Backdoor 48 hour detailed Surf Forecast

How big are the waves at Banzai Pipeline and Backdoor today (28 Sep):

Short Range Forecast

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