Surf Forecasts:
How big are the waves at China Walls today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 2.5ft (0.7m), 20s period with SW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 2.5ft (0.7m), 20s period with SW swell.
- Evening surf: Evening surf (15 Sep, local time) - 2.5ft (0.7m), 19s period with SW swell.
The current surf forecast for China Walls at 6AM is: 0.6m 21s primary swell from a South-southwest direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 01:00am September 15). An open ocean swell of 0.9m 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 (15 Sep) | 2.5ft (0.7m) | 20s |
| Afternoon (15 Sep) | 2.5ft (0.7m) | 20s |
| Evening (15 Sep) | 2.5ft (0.7m) | 19s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu night. Warm (max 27°C on Tue afternoon, min 26°C on Tue morning). Mainly fresh winds. | ||||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||||||||
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) | SW 21 | SSW 21 | SW 21 | SW 20 | SW 20 | SW 19 | SW 19 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SW 18 | SW 18 | SSW 18 | SSW 18 | SW 18 | SW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 17 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 224 | 302 | 433 | 392 | 388 | 384 | 384 | 480 | 470 | 441 | 404 | 455 | 449 | 541 | 541 | 444 | 429 | 343 | 330 | 258 | 258 | 322 | 458 | 622 |
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 | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:02AM0.58m | 5:04PM0.30m | 6:56AM0.56m | 5:30PM0.25m | 8:04AM0.54m | 6:18PM0.21m | ||||||||||||||||||
Low Tide | 1:10PM0.23m | 11:24PM0.09m | 2:59PM0.23m | 11:56PM0.11m | 5:49PM0.21m | |||||||||||||||||||
 | |  | | | |  | | | | | | | | | | |  | |  |  | |  | | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 4 |
Temp °C | 25 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 26 | 27 | 27 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 26 | 24 | 25 | 24 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 21 | SSW 21 | SW 21 | SW 20 | NE 8 | SW 19 | SW 19 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SW 18 | SW 18 | SSW 18 | SSW 18 | SW 18 | SW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 17 |
| kJ | 224 | 302 | 433 | 392 | 82 | 384 | 384 | 480 | 470 | 441 | 404 | 455 | 449 | 541 | 541 | 444 | 429 | 343 | 330 | 258 | 258 | 322 | 458 | 622 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SW 13 | NNE 8 | NNE 8 | SW 20 | E 12 | E 11 | NNE 8 | NNE 8 | E 11 | E 10 | SW 12 | SW 11 | E 10 | SW 11 | SW 11 | E 10 | SW 11 | SW 11 | SSW 20 | SSW 19 | SSW 19 | WSW 8 | WSW 10 |
| kJ | 68 | 44 | 56 | 36 | 388 | 68 | 60 | 51 | 32 | 57 | 53 | 35 | 32 | 100 | 31 | 19 | 125 | 19 | 19 | 149 | 212 | 210 | 7 | 9 |
Swell 3 Height (m) Direction Period (s) | SW 18 | E 13 | SW 13 | E 12 | E 12 | SW 12 | SW 12 | E 11 | E 11 | SW 12 | SW 12 | S 6 | S 8 | SW 11 | S 8 | SE 11 | SW 11 | SSE 11 | SSE 11 | SW 11 | SW 10 | SSW 10 | SSW 10 | SSW 10 |
| kJ | 50 | 30 | 42 | 46 | 45 | 38 | 38 | 59 | 58 | 37 | 37 | 3 | 6 | 31 | 5 | 5 | 19 | 12 | 11 | 18 | 16 | 10 | 10 | 10 |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | ENE 5 | ENE 8 | — | NE 8 | NE 8 | ENE 5 | ENE 5 | ENE 6 | NE 6 | ENE 10 | ENE 10 | NE 5 | ENE 6 | ENE 6 | NE 6 | ENE 7 | ENE 7 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 78 | 107 | 18 | 52 | — | 71 | 96 | 36 | 51 | 70 | 85 | 314 | 371 | 100 | 170 | 230 | 203 | 269 | 363 | 782 | 768 | 592 | 579 | 623 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 12 | 12 | 43 | 43 | 43 | 43 | 43 | 43 | 14 | 15 | 43 | 51 | 45 | 43 | 43 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
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