Surf Forecasts:
How big are the waves at China Walls today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 2.5ft (0.8m), 13s period with S swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 2ft (0.6m), 13s period with E swell.
- Evening surf: Evening surf (29 Aug, local time) - 2ft (0.6m), 12s period with E swell.
The current surf forecast for China Walls at 11AM is: 0.6m 13s primary swell from a East direction and 0.5m 13s secondary swell from a South direction (forecast issued at 07:00am August 29). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 2.5ft (0.8m) | 13s |
| Afternoon (29 Aug) | 2ft (0.6m) | 13s |
| Evening (29 Aug) | 2ft (0.6m) | 12s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun night. Warm (max 26°C on Sun afternoon, min 25°C on Sat morning). Mainly strong winds. | |||||||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 31 | |||||||||||||||||||||
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) | S 13 | S 13 | E 13 | E 13 | E 12 | E 12 | SW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 19 | S 19 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 167 | 219 | 126 | 125 | 110 | 106 | 135 | 186 | 184 | 175 | 171 | 166 | 162 | 158 | 152 | 199 | 148 | 148 | 144 | 142 | 138 | 124 | 192 |
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 | 3:47AM0.44m | 3:48PM0.58m | 4:31AM0.49m | 4:17PM0.51m | 5:19AM0.53m | 4:46PM0.43m | |||||||||||||||||
Low Tide | 9:43AM0.10m | 10:32PM0.05m | 10:34AM0.14m | 10:56PM0.04m | 11:35AM0.19m | ||||||||||||||||||
 |  |  | | | |  | | | | | | | | | |  | | | | | | | |
 | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 21 | 22 | 21 | 21 | 22 | 21 | 23 | 23 | 23 | 22 | 22 | 21 | 22 | 22 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | E 13 | E 13 | E 12 | E 12 | E 12 | S 12 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | S 12 | S 12 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | S 10 | S 19 |
| kJ | 167 | 219 | 126 | 125 | 110 | 106 | 106 | 102 | 184 | 175 | 171 | 166 | 100 | 100 | 152 | 199 | 148 | 148 | 144 | 142 | 138 | 54 | 192 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | S 13 | S 12 | S 13 | S 12 | SW 17 | E 12 | E 12 | SSW 12 | SSW 12 | S 12 | SSW 16 | SSW 15 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | SW 14 | S 10 |
| kJ | 130 | 126 | 85 | 112 | 89 | 75 | 135 | 106 | 72 | 46 | 46 | 68 | 162 | 158 | 67 | 59 | 58 | 84 | 82 | 56 | 55 | 99 | 52 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | S 13 | S 13 | S 12 | S 13 | S 12 | SSW 17 | SSW 12 | SSE 12 | SSE 12 | SSW 12 | W 11 | S 20 | S 20 | ENE 10 | ENE 10 | SSW 19 | S 21 | SSW 18 | SSW 19 | SSW 19 | SSW 14 |
| kJ | 84 | 81 | 89 | 89 | 75 | 89 | 73 | 186 | 47 | 48 | 48 | 29 | 9 | 30 | 30 | 37 | 33 | 69 | 34 | 64 | 122 | 124 | 63 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 172 | 172 | 172 | 176 | 166 | 233 | 326 | 444 | 404 | 381 | 383 | 371 | 348 | 383 | 326 | 265 | 229 | 343 | 387 | 344 | 353 | 362 | 400 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 43 | 43 | 51 | 51 | 54 | 54 | 54 | 114 | 51 | 44 | 51 | 117 | 54 | 46 | 43 | 43 | 43 | 51 | 51 | 51 | 54 | 44 | 51 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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