Surf Forecasts:
How big are the waves at China Walls today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 7ft (2.2m), 8s period with E swell.
- Evening surf: Evening surf (19 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.
The current surf forecast for China Walls at 9AM is: 0.9m 16s primary swell from a South-southwest direction and 0.3m 6s secondary swell from a South-southeast direction (forecast issued at 01:00am September 19). An open ocean swell of 2.1m 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 (19 Sep) | 3ft (0.9m) | 16s |
| Afternoon (19 Sep) | 7ft (2.2m) | 8s |
| Evening (19 Sep) | 3ft (0.9m) | 16s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sat morning, min 25°C on Sun night). Mainly strong winds. | ||||||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||||||||||
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 | 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) | SSW 16 | SSW 16 | SSW 16 | E 8 | E 8 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 539 | 525 | 475 | 670 | 650 | 387 | 387 | 280 | 350 | 350 | 366 | 239 | 296 | 300 | 370 | 365 | 350 | 336 | 331 | 265 | 247 | 239 | 236 | 171 |
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 | cross-off |
High Tide | 10:30AM0.55m | 11:10PM0.22m | 11:25AM0.57m | 11:56PM0.25m | 12:07PM0.59m | |||||||||||||||||||
Low Tide | 2:11AM0.15m | 6:51PM0.15m | 3:49AM0.15m | 7:13PM0.13m | 5:00AM0.13m | 7:32PM0.11m | ||||||||||||||||||
 | |  | | | | | | | | | | | |  | | | |  | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 26 |
Feels °C | 24 | 25 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 13 |
| kJ | 539 | 525 | 475 | 382 | 382 | 387 | 387 | 280 | 350 | 350 | 366 | 239 | 296 | 300 | 370 | 365 | 350 | 336 | 331 | 265 | 247 | 239 | 236 | 171 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 6 | SSE 6 | SSW 18 | SSW 18 | S 18 | S 18 | SSW 16 | SW 16 | SSE 6 | SSE 6 | SSW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | E 10 | SSW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 |
| kJ | 21 | 16 | 7 | 108 | 106 | 99 | 99 | 166 | 122 | 15 | 12 | 146 | 106 | 104 | 55 | 33 | 33 | 46 | 21 | 52 | 32 | 31 | 31 | 46 |
Swell 3 Height (m) Direction Period (s) | S 20 | S 20 | S 20 | SSE 8 | SSE 9 | SSE 8 | SSE 6 | SSW 14 | SSE 6 | SSW 14 | SW 15 | SSE 6 | N 11 | W 13 | W 12 | W 12 | W 12 | SW 15 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 |
| kJ | 30 | 67 | 30 | 7 | 7 | 6 | 3 | 38 | 7 | 76 | 33 | 3 | 2 | 3 | 3 | 11 | 11 | 33 | 11 | 10 | 9 | 9 | 9 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | E 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 437 | 416 | 460 | 670 | 650 | 509 | 437 | 392 | 392 | 392 | 392 | 352 | 400 | 362 | 350 | 400 | 411 | 405 | 444 | 414 | 385 | 408 | 385 | 368 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 51 | 54 | 51 | 51 | 54 | 52 | 51 | 43 | 44 | 43 | 44 | 51 | 51 | 51 | 51 | 43 | 45 | 44 | 51 | 45 | 44 | 46 | 44 | 43 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
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