Surf Forecasts:
How big are the waves at Backyards today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3ft (0.9m), 6s period with NE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.1m), 7s period with NE swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.4m), 10s period with WSW swell.
The current surf forecast for Backyards at 11AM is: 0.9m 7s primary swell from a Northeast direction (forecast issued at 07:00am August 20). An open ocean swell of 0.8m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3ft (0.9m) | 6s |
| Afternoon (20 Aug) | 3.5ft (1.1m) | 7s |
| Evening (20 Aug) | 1.5ft (0.4m) | 10s |
Table - waves today at Backyards. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Thu afternoon, min 25°C on Thu morning). Winds increasing (light winds from the E on Fri morning, fresh winds from the E by Sat night). | |||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
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) | NE 6 | NE 6 | NE 7 | NE 7 | W 11 | WSW 10 | WSW 10 | NNE 6 | SW 16 | SW 17 | NNE 7 | NE 7 | NE 7 | NNE 7 | SW 16 | SW 16 | SW 16 | WNW 10 | W 10 | W 12 | W 12 | WNW 14 | WNW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 58 | 59 | 73 | 105 | 36 | 33 | 31 | 44 | 133 | 135 | 59 | 55 | 49 | 31 | 124 | 124 | 122 | 34 | 52 | 72 | 71 | 73 | 183 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross | cross | cross | 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 | cross-off | cross-off |
High Tide | 11:33AM0.60m | 12:16PM0.64m | 12:49PM0.67m | ||||||||||||||||||||
Low Tide | 2:10AM0.18m | 3:50AM0.17m | |||||||||||||||||||||
 |  |  | | | | | | | | | | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 28 | 28 | 28 | 29 | 30 | 29 | 30 | 28 | 28 | 29 | 30 | 30 | 30 | 29 | 27 | 26 | 26 | 27 | 26 | 25 | 26 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | E 8 | NE 6 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | NNE 7 | NE 7 | NE 7 | NNE 7 | SW 16 | SW 16 | SW 16 | SSW 16 | W 10 | W 12 | W 12 | WNW 11 | WNW 13 |
| kJ | 102 | 59 | 73 | 105 | 160 | 164 | 142 | 89 | 69 | 64 | 59 | 55 | 49 | 30 | 124 | 124 | 122 | 98 | 52 | 72 | 71 | 73 | 183 |
Swell 2 Height (m) Direction Period (s) | NE 6 | E 8 | E 8 | E 8 | W 11 | WSW 10 | WSW 10 | NNE 6 | NNE 6 | NNE 7 | ENE 7 | E 8 | SW 16 | SSW 16 | W 10 | W 10 | W 10 | WNW 10 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 |
| kJ | 58 | 80 | 74 | 44 | 36 | 33 | 31 | 44 | 47 | 57 | 51 | 72 | 64 | 98 | 34 | 31 | 31 | 34 | 98 | 97 | 95 | 62 | 61 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | W 9 | SW 16 | SW 17 | W 11 | W 10 | W 10 | W 10 | ESE 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WNW 15 | WNW 15 | WNW 14 | WSW 9 |
| kJ | 71 | 78 | 79 | 78 | 76 | 70 | 68 | 28 | 133 | 135 | 36 | 33 | 31 | 31 | 14 | 10 | 10 | 10 | 10 | 22 | 21 | 73 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 7 | E 7 | ENE 7 | ENE 7 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 79 | 86 | 128 | 139 | 161 | 156 | 171 | 233 | 250 | 258 | 297 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 2 | 0 | 2 | 4 | 12 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 4 | 4 | 4 | 4 | 7 | 26 | 26 | 26 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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