Surf Forecasts:
How big are the waves at Castles Beach today (07 Aug):
- Afternoon surf: Afternoon surf (07 Aug, local time) - 3ft (0.9m), 7s period with ENE swell.
- Evening surf: Evening surf (07 Aug, local time) - 4ft (1.2m), 5s period with ENE swell.
The current surf forecast for Castles Beach at 11PM is: 1.3m 5s primary swell from a East-northeast direction and 0.3m 11s secondary swell from a Northeast direction (forecast issued at 07:00pm August 07). An open ocean swell of 0.3m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Aug) | - | - |
| Afternoon (07 Aug) | 3ft (0.9m) | 7s |
| Evening (07 Aug) | 4ft (1.2m) | 5s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 26°C on Mon morning, min 25°C on Fri night). Mainly fresh winds. | |||||||||||||||||||
Fri 7 | Saturday 8 | Sunday 9 | |||||||||||||||||
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 4 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 7 | ENE 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 39 | 66 | 93 | 113 | 150 | 176 | 160 | 149 | 172 | 212 | 225 | 239 | 225 | 232 | 245 | 228 | 283 | 294 | 316 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 12:41PM0.84m | 9:57PM0.40m | 1:22PM0.90m | ||||||||||||||||
Low Tide | 4:07AM0.10m | 8:55PM0.40m | 5:18AM0.06m | 8:36PM0.37m | |||||||||||||||
 |  |  | | | |  | | | |  | | | | | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 24 | 23 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | NNW 7 | NE 12 | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | SSW 14 | SSW 14 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NNW 11 | NNW 10 | NNW 10 |
| kJ | 9 | 35 | 20 | 41 | 40 | 29 | 37 | 17 | 19 | 18 | 31 | 23 | 14 | 13 | 13 | 13 | 23 | 35 | 33 |
Swell 2 Height (m) Direction Period (s) | NE 12 | NNW 7 | NNW 7 | N 7 | N 7 | N 7 | N 6 | SSW 14 | N 6 | N 6 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | NNW 11 | S 18 | SSW 16 | S 16 |
| kJ | 23 | 9 | 9 | 8 | 4 | 3 | 3 | 19 | 3 | 3 | 17 | 17 | 17 | 17 | 17 | 24 | 24 | 52 | 20 |
Swell 3 Height (m) Direction Period (s) | S 11 | SW 14 | S 11 | S 11 | SSW 14 | SSW 14 | SSW 14 | N 6 | SSE 10 | S 10 | N 6 | S 10 | SSW 17 | SSW 17 | N 12 | S 18 | SSW 12 | SSE 10 | SSE 10 |
| kJ | 9 | 7 | 9 | 9 | 21 | 21 | 20 | 3 | 9 | 8 | 3 | 8 | 30 | 28 | 11 | 24 | 15 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 7 | ENE 7 |
| kJ | 39 | 66 | 93 | 113 | 150 | 176 | 160 | 149 | 172 | 212 | 225 | 239 | 225 | 232 | 245 | 228 | 283 | 294 | 316 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 41 | 18 | 18 | 19 | 41 | 41 | 41 | 41 | 47 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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