Surf Forecasts:
How big are the waves at Tennis Courts today (13 Aug):
- Afternoon surf: Afternoon surf (13 Aug, local time) - 4ft (1.2m), 16s period with S swell.
- Evening surf: Evening surf (13 Aug, local time) - 3.5ft (1.1m), 15s period with S swell.
The current surf forecast for Tennis Courts at 10PM is: 1.1m 15s primary swell from a South direction and 2.1m 7s secondary swell from a East-northeast direction (forecast issued at 07:00pm August 13). An open ocean swell of 0.2m 12s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | - | - |
| Afternoon (13 Aug) | 4ft (1.2m) | 16s |
| Evening (13 Aug) | 3.5ft (1.1m) | 15s |
Table - waves today at Tennis Courts. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Sun morning. Warm (max 27°C on Fri morning, min 25°C on Thu night). Mainly near gales. | |||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | |||||||||||||||||
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) | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 662 | 544 | 537 | 537 | 524 | 512 | 540 | 507 | 555 | 763 | 936 | 1081 | 1173 | 1302 | 1556 | 1592 | 1751 | 2503 | 2746 |
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 |
High Tide | 4:48PM0.69m | 5:17AM0.40m | 5:22PM0.62m | 6:06AM0.44m | 5:54PM0.53m | ||||||||||||||
Low Tide | 11:36PM0.04m | 10:49AM0.08m | 00:03AM0.04m | 11:43AM0.14m | |||||||||||||||
 |  | | | | | | | | | | | | | | |  |  | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 26 | 26 | 26 |
Feels °C | 23 | 23 | 23 | 22 | 22 | 21 | 24 | 24 | 23 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 662 | 544 | 537 | 537 | 524 | 510 | 411 | 411 | 411 | 329 | 324 | 306 | 229 | 225 | 225 | 168 | 168 | 171 | 171 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | W 11 | W 11 | W 11 | W 12 | W 12 | W 12 | E 11 | SSW 18 | SSW 18 | W 11 | W 11 | W 11 | W 11 | W 11 | W 13 | S 18 | S 18 |
| kJ | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 62 | 30 | 30 | 9 | 9 | 9 | 9 | 23 | 30 | 57 | 57 |
Swell 3 Height (m) Direction Period (s) | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 18 | W 12 | W 12 | W 11 | SW 17 | SSW 17 | SSW 17 | SW 17 | S 16 | S 19 | W 13 | W 13 |
| kJ | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 30 | 11 | 10 | 10 | 12 | 29 | 29 | 12 | 42 | 64 | 30 | 30 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 317 | 340 | 400 | 423 | 487 | 512 | 540 | 507 | 555 | 763 | 936 | 1081 | 1173 | 1302 | 1556 | 1592 | 1751 | 2503 | 2746 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 42 | 129 | 42 | 29 | 29 | 32 | 30 | 128 | 42 | 129 | 129 | 42 | 199 | 199 | 199 | 132 | 199 | 158 | 199 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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