Surf Forecasts:
How big are the waves at China Walls today (17 Jul):
- 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), 16s period with SSW swell.
The current surf forecast for China Walls at 11PM is: 0.7m 15s primary swell from a South-southwest direction and 0.7m 6s secondary swell from a East direction (forecast issued at 07:00pm July 17). An open ocean swell of 1.1m 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) | - | - |
| Afternoon (17 Jul) | 1.5ft (0.5m) | 16s |
| Evening (17 Jul) | 2ft (0.6m) | 16s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Fri night, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | |||||||||||||||||
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 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 12 | S 12 | S 12 | S 12 | S 19 | S 18 | S 18 | S 18 |
Wave Graph  | |||||||||||||||||||
 kJ | 196 | 191 | 222 | 147 | 156 | 143 | 141 | 141 | 158 | 158 | 156 | 112 | 75 | 75 | 73 | 114 | 106 | 101 | 155 |
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 | 5:35PM0.64m | 6:37AM0.35m | 6:10PM0.55m | 7:46AM0.40m | 6:42PM0.45m | ||||||||||||||
Low Tide | 00:53AM0.03m | 11:55AM0.16m | 1:26AM0.03m | 1:10PM0.23m | |||||||||||||||
 |  |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 24 | 24 | 24 | 25 | 23 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 23 | 22 | 22 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | E 6 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 12 | S 12 | S 12 | S 12 | SSW 13 | SSW 13 | S 13 | SSW 12 |
| kJ | 196 | 191 | 38 | 147 | 156 | 143 | 141 | 141 | 158 | 158 | 156 | 112 | 75 | 75 | 73 | 96 | 95 | 85 | 44 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | SSW 15 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | W 12 | W 12 | W 12 | S 19 | S 19 | S 18 | S 18 | S 18 |
| kJ | 98 | 94 | 222 | 90 | 87 | 57 | 57 | 57 | 56 | 56 | 55 | 28 | 26 | 25 | 66 | 114 | 106 | 101 | 155 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | W 13 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSE 9 | NNE 8 | SSE 9 | SSE 9 | S 19 | S 19 | W 12 | W 12 | NNE 8 | W 12 | SW 19 |
| kJ | 55 | 54 | 92 | 58 | 60 | 55 | 55 | 54 | 7 | 14 | 8 | 15 | 66 | 66 | 25 | 25 | 13 | 25 | 57 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 150 | 150 | 113 | 166 | 220 | 262 | 360 | 375 | 356 | 356 | 375 | 353 | 341 | 333 | 341 | 333 | 266 | 302 | 295 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 47 | 43 | 43 | 43 | 44 | 51 | 51 | 51 | 51 | 44 | 43 | 43 | 43 | 43 | 43 | 43 | 116 | 43 | 12 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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