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 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Banzai Pipeline and Backdoor sea temperature is
26.9°C
0.0° 

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 (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 1.5ft (0.5m), 7s period with NNE swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 2.5ft (0.8m), 8s period with NNE swell.
  • Evening surf: Evening surf (11 Sep, local time) - 1.5ft (0.5m), 15s period with SW swell.

The current surf forecast for Banzai Pipeline and Backdoor at 1PM is: 0.7m 8s primary swell from a Northeast direction (forecast issued at 07:00am September 11). An open ocean swell of 0.4m 16s is not directed at the surf break, a second open ocean swell of 1.2m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (11 Sep)1.5ft (0.5m)7s
Afternoon (11 Sep)2.5ft (0.8m)8s
Evening (11 Sep)1.5ft (0.5m)15s

Table - waves today at Banzai Pipeline and Backdoor. (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)
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
1
1
1
1
0
0
0
0
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)
0.4
NW
9
0.5
NNE
7
0.7
NNE
8
0.8
NNE
8
0.8
NNE
8
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.8
NNE
9
0.8
NNE
9
0.9
NE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NE
9
0.9
NE
9
0.9
NE
9
Wave Graph
Metric surfscale
Energy kJ
31
30
56
72
72
109
109
109
107
106
102
101
115
141
138
135
135
138
138
135
112
115
112
Wind (km/h)
20
E
20
E
20
E
20
ENE
15
ENE
20
ENE
15
E
15
E
15
E
20
E
15
E
15
ENE
15
ENE
15
ENE
15
E
10
E
10
E
15
E
15
ENE
15
ENE
15
ENE
20
ENE
20
ENE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:38AM0.55m
2:44PM0.65m
3:20AM0.59m
3:00PM0.59m
4:01AM0.62m
3:11PM0.54m
Low Tide
8:28AM0.19m
9:07PM0.15m
9:10AM0.25m
9:24PM0.13m
9:53AM0.31m
9:42PM0.12m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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
  • 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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