Surf Forecasts:
How big are the waves at China Walls today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2ft (0.6m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 14s period with SSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 2ft (0.6m), 14s period with SSW swell.
The current surf forecast for China Walls at 8PM is: 0.6m 14s primary swell from a South-southwest direction (forecast issued at 01:00pm July 18). An open ocean swell of 0.4m 13s is not directed at the surf break, a second open ocean swell of 1.8m 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 (18 Jul) | 2ft (0.6m) | 14s |
| Afternoon (18 Jul) | 2ft (0.6m) | 14s |
| Evening (18 Jul) | 2ft (0.6m) | 14s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
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 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 12 | S 12 | S 12 | SSW 13 | S 19 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 14 | S 16 | S 16 | S 16 | S 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 141 | 141 | 158 | 158 | 156 | 112 | 75 | 75 | 93 | 114 | 106 | 101 | 99 | 97 | 151 | 137 | 142 | 325 | 321 | 177 | 165 |
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 |
High Tide | 6:10PM0.55m | 7:46AM0.40m | 6:42PM0.45m | 8:59AM0.45m | 7:13PM0.37m | ||||||||||||||||
Low Tide | 11:55AM0.16m | 1:26AM0.03m | 1:10PM0.23m | 1:58AM0.03m | 2:57PM0.28m | ||||||||||||||||
 | | |  | |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 21 | 22 | 21 | 22 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 12 | S 12 | S 12 | SSW 13 | SSW 13 | SSW 13 | S 13 | SSW 12 | SSW 12 | S 17 | S 16 | S 14 | S 16 | S 16 | S 16 | S 13 |
| kJ | 141 | 141 | 158 | 158 | 156 | 112 | 75 | 75 | 93 | 96 | 95 | 85 | 52 | 44 | 151 | 137 | 142 | 325 | 321 | 177 | 121 |
Swell 2 Height (m) Direction Period (s) | 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 | S 18 | SSW 12 | SSW 12 | S 16 | SW 18 | SW 18 | S 13 | S 15 |
| kJ | 57 | 57 | 56 | 56 | 55 | 28 | 26 | 25 | 66 | 114 | 106 | 101 | 99 | 97 | 55 | 45 | 135 | 82 | 81 | 121 | 165 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 15 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 20 | S 19 | SSE 6 | W 12 | NNE 8 | W 12 | SW 19 | NE 8 | SW 19 | SW 18 | SW 18 | W 12 | W 12 | SW 18 | SW 17 |
| kJ | 55 | 54 | 8 | 8 | 8 | 7 | 30 | 66 | 6 | 25 | 12 | 25 | 57 | 15 | 91 | 85 | 83 | 11 | 11 | 78 | 71 |
Wind waves Height (m) Direction Period (s) | 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 | ENE 6 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 336 | 444 | 385 | 378 | 365 | 416 | 373 | 295 | 302 | 277 | 250 | 243 | 306 | 160 | 226 | 191 | 226 | 228 | 228 | 222 | 215 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 51 | 54 | 54 | 44 | 43 | 46 | 43 | 43 | 43 | 44 | 45 | 43 | 12 | 13 | 12 | 12 | 43 | 43 | 51 | 15 | 14 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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