Surf Forecasts:
How big are the waves at Banzai Pipeline and Backdoor today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 1ft (0.3m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 0.5ft (0.2m), 11s period with W swell.
- Evening surf: Evening surf (17 Aug, local time) - 0.5ft (0.2m), 10s period with W swell.
The current surf forecast for Banzai Pipeline and Backdoor at 10AM is: 0.3m 11s primary swell from a West-northwest direction and 0.3m 6s secondary swell from a Southwest direction (forecast issued at 07:00am August 17). An open ocean swell of 1.9m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 1ft (0.3m) | 11s |
| Afternoon (17 Aug) | 0.5ft (0.2m) | 11s |
| Evening (17 Aug) | 0.5ft (0.2m) | 10s |
Table - waves today at Banzai Pipeline and Backdoor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | W 11 | W 12 | W 10 | W 11 | SW 6 | W 11 | WNW 11 | WNW 13 | SW 17 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NNE 7 | SW 16 | WNW 12 | WNW 11 | NE 6 | NE 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 25 | 25 | 24 | 9 | 11 | 8 | 9 | 6 | 10 | 11 | 17 | 47 | 34 | 30 | 28 | 28 | 28 | 41 | 41 | 27 | 25 | 39 | 39 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | off | cross-off | cross-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 |
High Tide | 6:14AM0.52m | 4:19PM0.52m | 7:40AM0.53m | 3:28PM0.49m | 10:00AM0.55m | ||||||||||||||||||
Low Tide | 11:16AM0.40m | 11:40PM0.17m | 12:35PM0.47m | 00:09AM0.17m | |||||||||||||||||||
 |  | | |  | |  | | | | | | | | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 25 | 24 |
Feels °C | 27 | 26 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 26 | 25 | 27 | 26 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | S 14 | WSW 6 | SW 6 | E 9 | WSW 6 | E 9 | WNW 13 | SW 17 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | NNE 7 | NNE 7 | WNW 12 | SW 16 | SSW 16 | E 8 | E 8 |
| kJ | 6 | 6 | 5 | 5 | 16 | 4 | 6 | 15 | 4 | 15 | 17 | 47 | 34 | 30 | 28 | 28 | 9 | 41 | 28 | 67 | 25 | 82 | 82 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | S 14 | WSW 6 | S 14 | S 14 | SW 6 | S 13 | WNW 11 | SSW 17 | WNW 13 | SSW 18 | SSW 18 | NE 8 | NNE 7 | WNW 12 | WNW 12 | SW 16 | WNW 12 | WNW 11 | NE 6 | NE 6 |
| kJ | 25 | 25 | 24 | 16 | 4 | 16 | 16 | 6 | 14 | 11 | 28 | 34 | 30 | 31 | 9 | 9 | 28 | 28 | 41 | 27 | 25 | 39 | 39 |
Swell 3 Height (m) Direction Period (s) | S 13 | S 14 | S 14 | W 11 | W 12 | W 10 | W 11 | S 14 | W 11 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | NNE 7 | SSW 18 | SW 15 | SW 16 | S 12 | S 12 | SSW 19 | WNW 11 | WNW 11 |
| kJ | 14 | 16 | 16 | 9 | 11 | 8 | 9 | 15 | 10 | 4 | 4 | 4 | 4 | 4 | 5 | 30 | 9 | 41 | 3 | 3 | 35 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | — | — |
| kJ | 501 | 430 | 405 | 365 | 284 | 245 | 222 | 215 | 187 | 170 | 200 | 175 | 157 | 166 | 152 | 166 | 152 | 107 | 141 | 117 | 176 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 9 | 9 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 9 | 22 | 0 | 22 | 22 | 22 | 22 | 8 | 0 | 0 | 4 | 4 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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