Banzai Pipeline and Backdoor Surf Break

Lat Long: 21.65° N 158.07° W

Banzai Pipeline and Backdoor Surf Forecast and Surf Report

Issued: 1 am 16 Oct 2026 (local time)

Forecast update in  hr  min

Today's Banzai Pipeline and Backdoor sea temperature is
27.0°C
0.2° 

Banzai Pipeline and Backdoor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Banzai Pipeline and Backdoor surf forecast from 16 Oct 2026:

  • Best quality surf: Thursday 22 Oct, 2AM (local time) - 1.5ft (0.4m), 12s period, NW swell with offshore winds.
  • Most powerful swell: Friday 16 Oct, 2PM (local time) - 4.5ft (1.3m), 13s period, NNW swell with 522 kJ wave energy.
  • Next surfable swell (1★+): Thursday 22 Oct, 2AM (local time) - 1.5ft (0.4m), 12s period with NW swell.

Best Forecast Surf Conditions for Banzai Pipeline and Backdoor this week:

The surf forecast for Banzai Pipeline and Backdoor over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 22) at 2AM. The primary swell is predicted to be 0.4m and 12s period with a secondary swell of 0.3m and 8s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Banzai Pipeline and Backdoor in the next 16 days are 1.3m 13s and forecast to arrive on Friday (Oct 16) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 8s period and expected on Tuesday (Oct 20) at 11PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Thu 22nd Oct)1.5ft (0.4m) 12s
Best Surf 2AM (Thu 22nd Oct)1.5ft (0.4m) 12s
Most Powerful 2PM (Fri 16th Oct)4.5ft (1.3m) 13s

Table - best surf conditions forecast for Banzai Pipeline and Backdoor over the next 16 days.


Short Range Forecast

Some drizzle, heaviest during Sat night. Warm (max 27°C on Fri morning, min 24°C on Sun night). Mainly fresh winds.

Days 4-6 Weather Summary

Mostly dry. Warm (max 26°C on Mon morning, min 24°C on Mon night). Mainly fresh winds.

Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
NNW
13
1.3
NNW
13
1.3
NNW
11
1.2
NNW
11
1.1
NNW
11
0.7
N
13
1
NNW
12
1
N
12
0.9
NNW
11
0.6
NW
12
0.6
N
11
0.5
N
11
0.4
NNW
10
0.4
NNW
10
0.4
N
10
0.3
NW
13
0.4
N
9
0.4
NW
12
0.4
NNE
13
0.6
NW
11
0.6
NW
12
Wave Graph
Metric surfscale
Energy kJ
468
498
394
313
286
195
293
274
198
110
88
61
35
34
31
26
25
51
68
82
108
Wind (km/h)
25
ENE
30
ENE
30
E
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
30
E
30
E
30
E
30
E
35
ENE
35
ENE
30
ENE
30
E
25
E
25
E
20
E
20
E
20
E
Wind State
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
off
cross-off
cross-off
off
High Tide
8:42AM0.60m
9:54AM0.61m
11:09PM0.26m
10:39AM0.62m
11:36PM0.32m
11:11AM0.62m
00:05AM0.40m
11:38AM0.62m
00:36AM0.48m
12:02PM0.60m
1:08AM0.57m
Low Tide
10:15PM0.16m
10:40PM0.21m
8:07PM0.25m
6:47PM0.25m
3:32AM0.28m
6:32PM0.23m
4:53AM0.28m
6:32PM0.20m
5:54AM0.29m
6:41PM0.16m
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
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6:28
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6:28
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6:28
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6:30
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—
6:30
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6:30
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
6:06
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—
6:06
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—
6:05
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6:04
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6:02
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6:02
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6:01
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 mm
—
—
—
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
27
27
25
25
26
25
26
26
25
26
26
25
26
26
25
26
26
25
26
26
25
Feels °C
26
25
24
23
24
23
23
22
22
23
24
23
23
23
22
24
24
23
25
25
25
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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Information about the Banzai Pipeline and Backdoor Surf forecast

The above surf forecast table for Banzai Pipeline and Backdoor provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Banzai Pipeline and Backdoor can be found by selecting the local surf guide option on the grey menu. Our Banzai Pipeline and Backdoor surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Banzai Pipeline and Backdoor) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Banzai Pipeline and Backdoor may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Banzai Pipeline and Backdoor is 17 km (11 miles) from Wahiawa. If you plan a vacation in Oahu, look for hotels and other accommodation in Wahiawa. Wahiawa has rooms for a wide range of budgets as well as car hire and transport links.

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