Banzai Pipeline and Backdoor Surf Break

Lat Long: 21.65° N 158.07° W

Banzai Pipeline and Backdoor 48 hour detailed Surf Forecast

Issued: 7 am 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's Banzai Pipeline and Backdoor sea temperature is
27.2°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.


How big are the waves at Banzai Pipeline and Backdoor today (27 Sep):

  • Morning surf: Morning surf (27 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (27 Sep, local time) - 2ft (0.6m), 13s period with NW swell.
  • Evening surf: Evening surf (27 Sep, local time) - 2.5ft (0.7m), 17s period with NNW swell.

The current surf forecast for Banzai Pipeline and Backdoor at 10AM is: 0.5m 16s primary swell from a Southwest direction and 0.5m 13s secondary swell from a Northwest direction (forecast issued at 07:00am September 27). An open ocean swell of 4.0m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (27 Sep)1.5ft (0.5m)16s
Afternoon (27 Sep)2ft (0.6m)13s
Evening (27 Sep)2.5ft (0.7m)17s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Tue morning, min 25°C on Sun morning). Winds decreasing (strong winds from the E on Sun morning, light winds from the ESE by Tue morning).

Sunday
27
Monday
28
Tuesday
29
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
0
0
0
0
0
0
0
1
1
1
0
0
0
1
1
1
1
2
2
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
WNW
15
0.5
SW
16
0.5
SW
16
0.6
NW
13
0.6
NNW
18
0.7
NNW
17
0.7
NNW
16
0.8
NNW
16
0.8
NNW
16
0.8
NNW
15
0.8
NNW
14
0.8
NNW
14
0.7
NNW
13
0.7
NW
13
0.7
NNW
13
0.7
NNW
13
0.6
NNW
12
0.6
NNW
12
0.6
NW
12
0.5
SW
16
0.5
SW
16
0.7
SW
10
0.8
WSW
10
Wave Graph
Metric surfscale
Energy kJ
142
121
118
140
209
261
232
291
280
242
257
246
156
172
147
142
98
94
112
125
125
106
120
Wind (km/h)
45
ENE
45
E
45
E
40
E
40
E
40
E
40
E
35
E
30
E
35
E
30
E
25
E
25
E
30
E
25
ESE
20
ESE
20
ESE
15
ESE
20
ESE
20
SE
20
ESE
20
SE
20
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
cross-off
off
off
off
off
off
off
off
off
off
off
High Tide
3:04AM0.65m
2:24PM0.55m
3:47AM0.68m
2:38PM0.50m
4:35AM0.69m
2:43PM0.46m
Low Tide
9:02AM0.28m
8:48PM0.08m
9:51AM0.33m
9:12PM0.06m
10:51AM0.38m
9:39PM0.05m
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
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6:22
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6:22
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:22
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6:22
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6:21
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 mm
—
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—
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Temp °C
25
25
26
26
26
25
25
25
25
25
27
27
26
26
26
26
25
26
28
28
27
27
26
Feels °C
21
21
22
22
23
22
22
22
23
23
26
26
25
25
26
27
26
27
28
28
26
27
27
  • 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
How to use the Wavefinder 

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