Surf Forecasts:
How big are the waves at China Walls today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 2.5ft (0.8m), 13s period with S swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 2.5ft (0.7m), 13s period with S swell.
- Evening surf: Evening surf (15 Aug, local time) - 15ft (4.5m), 10s period with E swell.
The current surf forecast for China Walls at 11AM is: 0.8m 13s primary swell from a South direction and 0.3m 11s secondary swell from a West direction (forecast issued at 07:00am August 15). An open ocean swell of 3.5m 9s 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 Aug) | 2.5ft (0.8m) | 13s |
| Afternoon (15 Aug) | 2.5ft (0.7m) | 13s |
| Evening (15 Aug) | 15ft (4.5m) | 10s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 40mm), heaviest during Sun morning. Warm (max 26°C on Sat morning, min 24°C on Sat night). Winds decreasing (near gales from the ENE on Sat night, light winds from the ENE by Sun night). | |||||||||||||||||||||||
Saturday 15 | Sunday 16 | Monday 17 | |||||||||||||||||||||
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 | S 13 | S 13 | S 13 | S 13 | E 10 | E 10 | SSE 10 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | S 7 | S 13 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 229 | 225 | 225 | 168 | 168 | 171 | 4079 | 2457 | 506 | 452 | 232 | 206 | 223 | 159 | 166 | 246 | 334 | 264 | 264 | 407 | 260 | 253 | 246 |
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 | 5:04AM0.45m | 4:53PM0.55m | 5:55AM0.48m | 5:21PM0.47m | 6:52AM0.50m | 5:48PM0.38m | |||||||||||||||||
Low Tide | 10:54AM0.13m | 11:44PM0.05m | 11:53AM0.20m | 00:11AM0.05m | 1:08PM0.25m | ||||||||||||||||||
 |  |  |  | | |  |  |  | | | | |  | | | | | | | |  | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — |
mm | — | — | 1 | 1 | — | — | — | 1 | 9 | 14 | 5 | 3 | 3 | 2 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 21 | 21 | 21 | 20 | 20 | 20 | 19 | 20 | 22 | 26 | 27 | 27 | 27 | 27 | 29 | 26 | 24 | 24 | 24 | 23 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | SSE 10 | SSE 9 | SSE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | S 14 | S 14 |
| kJ | 229 | 225 | 225 | 168 | 168 | 171 | 171 | 179 | 506 | 452 | 232 | 737 | 660 | 509 | 449 | 438 | 327 | 283 | 276 | 228 | 222 | 253 | 246 |
Swell 2 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 13 | S 18 | S 18 | S 18 | S 14 | S 13 | S 12 | SSE 8 | SSE 8 | S 7 | S 7 | S 6 | S 14 | S 14 | S 14 | S 14 | S 14 | SSW 5 | SSW 5 |
| kJ | 21 | 9 | 21 | 23 | 30 | 57 | 99 | 56 | 146 | 81 | 137 | 206 | 223 | 159 | 94 | 68 | 334 | 264 | 264 | 407 | 260 | 6 | 3 |
Swell 3 Height (m) Direction Period (s) | SSW 17 | SW 17 | S 20 | S 16 | S 19 | W 13 | W 13 | W 13 | S 18 | S 17 | S 16 | S 10 | S 10 | S 13 | S 13 | S 14 | S 6 | S 6 | SSE 6 | SW 19 | SW 6 | SSE 5 | SSE 5 |
| kJ | 29 | 12 | 30 | 43 | 64 | 30 | 30 | 30 | 98 | 147 | 133 | 98 | 72 | 121 | 166 | 246 | 50 | 37 | 20 | 55 | 8 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 9 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 9 | ENE 9 | ENE 9 | — | — | — | — | — | — | ENE 8 | ENE 7 | ENE 7 | — | ENE 7 | ENE 7 |
| kJ | 1118 | 1541 | 2047 | 3134 | 3676 | 4308 | 4079 | 2457 | 1509 | 1126 | 839 | — | — | — | — | — | — | 161 | 157 | 153 | — | 193 | 193 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 213 | 213 | 144 | 213 | 213 | 222 | 222 | 114 | 135 | 116 | 45 | 55 | 12 | 43 | 25 | 12 | 14 | 43 | 43 | 43 | 43 | 16 | 12 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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