Surf Forecasts:
How big are the waves at Backdoor today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 1.5ft (0.5m), 9s period with N swell.
- Evening surf: Evening surf (25 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
The current surf forecast for Backdoor at 1PM is: 0.5m 9s primary swell from a North direction (forecast issued at 07:00am September 25). An open ocean swell of 0.4m 16s 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 cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 1.5ft (0.5m) | 16s |
| Afternoon (25 Sep) | 1.5ft (0.5m) | 9s |
| Evening (25 Sep) | 1.5ft (0.5m) | 16s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Fri morning, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | |||||||||||||||||||||
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) | SW 16 | SW 16 | SW 16 | N 9 | NW 20 | SW 16 | SW 16 | SW 16 | WNW 18 | SW 17 | NW 16 | NW 16 | WNW 16 | SW 16 | WNW 15 | NW 15 | WNW 15 | SW 16 | SW 16 | NW 13 | NNW 18 | NNW 17 | NNW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 132 | 124 | 122 | 39 | 97 | 118 | 118 | 123 | 209 | 143 | 67 | 264 | 171 | 122 | 142 | 217 | 142 | 121 | 118 | 140 | 209 | 261 | 232 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 1:49PM0.64m | 2:25AM0.60m | 2:07PM0.60m | 3:04AM0.65m | 2:24PM0.55m | ||||||||||||||||||
Low Tide | 7:34AM0.20m | 8:11PM0.15m | 8:17AM0.23m | 8:28PM0.12m | 9:02AM0.28m | 8:48PM0.08m | |||||||||||||||||
 |  |  | | |  |  | | | | | | | |  | | |  | | | | | | |
 | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 23 | 22 | 24 | 24 | 25 | 23 | 23 | 22 | 22 | 22 | 23 | 21 | 21 | 20 | 19 | 18 | 18 | 20 | 21 | 22 | 23 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | N 9 | SW 16 | SW 16 | N 9 | N 9 | NNW 8 | SW 16 | SW 16 | WNW 18 | SW 17 | SW 14 | NW 16 | WNW 16 | SW 16 | WNW 15 | NW 15 | WNW 15 | SW 16 | NW 13 | NW 13 | WNW 13 | NNW 17 | NNW 16 |
| kJ | 42 | 124 | 122 | 39 | 38 | 24 | 118 | 118 | 209 | 143 | 54 | 264 | 171 | 122 | 142 | 217 | 142 | 121 | 85 | 140 | 116 | 261 | 232 |
Swell 2 Height (m) Direction Period (s) | SW 16 | N 9 | N 9 | SSW 16 | SW 16 | SW 16 | NNW 8 | WNW 18 | SW 16 | N 8 | NW 16 | SSW 14 | SW 16 | NW 16 | SSW 16 | SSW 16 | SW 16 | NW 14 | SW 16 | SW 15 | NNW 18 | NW 13 | NW 12 |
| kJ | 132 | 41 | 40 | 98 | 62 | 118 | 24 | 123 | 122 | 23 | 67 | 82 | 133 | 64 | 98 | 97 | 121 | 89 | 118 | 109 | 209 | 82 | 90 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | ESE 11 | WNW 21 | SW 12 | NW 20 | NW 19 | NW 19 | NNW 8 | N 8 | NW 18 | SW 17 | SW 18 | N 9 | SSW 11 | SSW 11 | SSW 11 | N 9 | NNW 20 | NNW 19 | NNW 18 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 12 | 12 | 45 | 24 | 97 | 96 | 57 | 24 | 23 | 79 | 77 | 78 | 13 | 12 | 12 | 12 | 7 | 38 | 73 | 127 | 82 | 80 | 80 |
Wind waves Height (m) Direction Period (s) | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 531 | 611 | 661 | 623 | 576 | 663 | 1015 | 1170 | 1295 | 1431 | 1610 | 1708 | 1979 | 2160 | 2424 | 2478 | 2640 | 2622 | 2299 | 2119 | 1971 | 1716 | 1604 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 26 | 166 | 168 | 166 | 165 | 166 | 169 | 168 | 168 | 169 | 170 | 167 | 295 | 196 | 195 | 196 | 196 | 196 | 195 | 292 | 187 | 166 | 187 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Backdoor surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest