Surf Forecasts:
How big are the waves at Number Fours today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 6ft (1.8m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 6ft (1.9m), 7s period with ENE swell.
- Evening surf: Evening surf (23 Aug, local time) - 7ft (2.1m), 7s period with ENE swell.
The current surf forecast for Number Fours at 12PM is: 1.8m 7s primary swell from a East-northeast direction and 0.5m 15s secondary swell from a Southwest direction, 0.5m 13s secondary swell from a South direction (forecast issued at 07:00am August 23). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 6ft (1.8m) | 7s |
| Afternoon (23 Aug) | 6ft (1.9m) | 7s |
| Evening (23 Aug) | 7ft (2.1m) | 7s |
Table - waves today at Number Fours. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Warm (max 27°C on Sun afternoon, min 24°C on Tue night). Mainly strong winds. | |||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||||
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) | 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 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 392 | 303 | 295 | 289 | 349 | 397 | 360 | 307 | 247 | 227 | 277 | 247 | 247 | 247 | 247 | 254 | 285 | 317 | 457 | 483 | 346 | 301 | 308 |
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 | 1:52PM0.66m | 1:46AM0.26m | 2:26PM0.67m | 2:21AM0.29m | 2:56PM0.68m | ||||||||||||||||||
Low Tide | 6:08AM0.10m | 9:18PM0.14m | 6:59AM0.08m | 9:35PM0.13m | 7:43AM0.06m | 9:53PM0.11m | |||||||||||||||||
 |  | |  | | | |  | | | | | |  | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 24 | 25 | 24 | 25 | 23 | 24 | 25 | 25 | 24 | 25 | 25 | 26 | 25 | 26 | 27 | 26 | 23 | 22 | 23 | 23 | 23 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 16 | SSW 15 | SSW 12 |
| kJ | 209 | 207 | 116 | 107 | 191 | 102 | 100 | 100 | 183 | 178 | 166 | 158 | 156 | 154 | 135 | 127 | 121 | 86 | 85 | 144 | 142 | 125 | 89 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | SSW 15 | SSE 11 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | E 8 | SSE 12 | SSE 12 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | SSW 16 | SSE 11 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | S 18 |
| kJ | 96 | 92 | 90 | 75 | 25 | 57 | 57 | 56 | 93 | 36 | 50 | 49 | 24 | 21 | 17 | 15 | 149 | 73 | 146 | 83 | 81 | 81 | 162 |
Swell 3 Height (m) Direction Period (s) | WNW 12 | WNW 10 | SSW 15 | SSE 11 | WNW 10 | SSW 15 | SSW 15 | SSW 15 | ESE 9 | SSE 12 | SSE 8 | SE 8 | SSE 12 | SSE 12 | SSE 12 | SSW 17 | SSE 7 | SSW 16 | SSE 12 | SSE 12 | SSE 10 | SSE 10 | SSE 12 |
| kJ | 53 | 18 | 76 | 42 | 19 | 44 | 72 | 71 | 26 | 87 | 13 | 16 | 47 | 47 | 46 | 94 | 15 | 146 | 29 | 26 | 22 | 35 | 46 |
Wind waves Height (m) Direction Period (s) | 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 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 392 | 303 | 295 | 289 | 349 | 397 | 360 | 307 | 247 | 227 | 277 | 247 | 247 | 247 | 247 | 254 | 285 | 317 | 457 | 483 | 346 | 301 | 308 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 31 | 31 | 31 | 126 | 126 | 39 | 32 | 31 | 32 | 31 | 39 | 39 | 31 | 31 | 1 | 31 | 31 | 39 | 39 | 39 | 42 | 31 | 31 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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