Surf Forecasts:
How big are the waves at China Walls today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 2ft (0.6m), 14s period with W swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 1.5ft (0.5m), 16s period with S swell.
- Evening surf: Evening surf (17 Jul, local time) - 2ft (0.6m), 15s period with SSW swell.
The current surf forecast for China Walls at 3AM is: 0.7m 14s primary swell from a South-southwest direction and 0.9m 6s secondary swell from a East direction (forecast issued at 07:00pm July 16). An open ocean swell of 0.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 2ft (0.6m) | 14s |
| Afternoon (17 Jul) | 1.5ft (0.5m) | 16s |
| Evening (17 Jul) | 2ft (0.6m) | 15s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Fri morning, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | |||||||||||||||||
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 17 | W 14 | SSW 16 | SW 14 | W 14 | W 14 | W 14 | S 16 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 203 | 200 | 306 | 211 | 146 | 146 | 144 | 129 | 196 | 191 | 222 | 147 | 156 | 143 | 141 | 141 | 158 | 158 | 156 |
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 | 4:58PM0.72m | 5:33AM0.31m | 5:35PM0.64m | 6:37AM0.35m | 6:10PM0.55m | ||||||||||||||
Low Tide | 00:20AM0.02m | 10:55AM0.08m | 00:53AM0.03m | 11:55AM0.16m | |||||||||||||||
 |  |  | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 24 | 24 |
Feels °C | 23 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 23 | 24 | 25 | 25 | 23 | 23 | 23 | 21 | 22 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | W 14 | SSW 13 | ENE 6 | NE 7 | W 14 | W 14 | W 14 | W 14 | SSW 16 | SSW 16 | SSW 15 | NE 7 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 203 | 158 | 145 | 75 | 146 | 146 | 144 | 100 | 196 | 191 | 222 | 99 | 156 | 143 | 141 | 141 | 158 | 158 | 156 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | W 14 | SSW 16 | SW 14 | SSW 13 | SSW 12 | SW 16 | SSW 12 | W 14 | W 14 | W 13 | E 6 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 |
| kJ | 113 | 200 | 306 | 211 | 108 | 81 | 125 | 94 | 98 | 94 | 92 | 62 | 57 | 57 | 57 | 57 | 56 | 56 | 55 |
Swell 3 Height (m) Direction Period (s) | SSW 17 | SW 17 | W 14 | W 14 | SSW 15 | SSW 16 | SSW 12 | S 16 | SSW 12 | SSW 12 | SW 16 | SSW 14 | SW 15 | SW 15 | SW 15 | SW 15 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 195 | 76 | 148 | 148 | 89 | 95 | 55 | 129 | 55 | 54 | 63 | 147 | 60 | 55 | 55 | 55 | 8 | 8 | 16 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | — | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 |
| kJ | 122 | 140 | — | 59 | 145 | 149 | 149 | 134 | 134 | 154 | 154 | 214 | 187 | 350 | 400 | 355 | 337 | 368 | 335 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 44 | 43 | 43 | 43 | 12 | 43 | 43 | 44 | 51 | 43 | 43 | 12 | 43 | 51 | 51 | 51 | 51 | 43 | 43 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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