Surf Forecasts:
How big are the waves at Castles Beach today (02 Aug):
- Morning surf: Morning surf (02 Aug, local time) - 7.5ft (2.3m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (02 Aug, local time) - 7ft (2.2m), 8s period with ENE swell.
- Evening surf: Evening surf (02 Aug, local time) - 7ft (2.2m), 8s period with ENE swell.
The current surf forecast for Castles Beach at 2PM is: 2.2m 8s primary swell from a East-northeast direction and 0.7m 14s secondary swell from a East direction (forecast issued at 07:00am August 02). An open ocean swell of 0.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | 7.5ft (2.3m) | 8s |
| Afternoon (02 Aug) | 7ft (2.2m) | 8s |
| Evening (02 Aug) | 7ft (2.2m) | 8s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 25°C on Sun morning, min 24°C on Sun night). Winds decreasing (fresh winds from the ENE on Sun night, light winds from the ENE by Tue morning). | |||||||||||||||||||||||
Sunday 2 | Monday 3 | Tuesday 4 | |||||||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 801 | 722 | 665 | 650 | 634 | 634 | 619 | 547 | 446 | 344 | 286 | 323 | 331 | 284 | 290 | 261 | 583 | 553 | 452 | 444 | 436 | 379 | 372 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on |
High Tide | 4:37AM0.55m | 4:43PM0.75m | 5:34AM0.57m | 5:00PM0.69m | 6:49AM0.58m | 5:12PM0.63m | |||||||||||||||||
Low Tide | 10:10AM0.26m | 11:29PM0.22m | 10:50AM0.35m | 00:00AM0.19m | 11:41AM0.45m | ||||||||||||||||||
 |  | | | |  | | | | | | | | | |  | |  | | | | | | |
 | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 22 | 23 | 23 | 22 | 23 | 22 | 23 | 22 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 26 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | E 14 | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | N 6 | E 13 | E 12 | E 12 | E 12 | ENE 9 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 |
| kJ | 188 | 191 | 188 | 186 | 183 | 127 | 84 | 87 | 87 | 85 | 26 | 84 | 76 | 73 | 104 | 261 | 583 | 553 | 452 | 444 | 436 | 379 | 372 |
Swell 2 Height (m) Direction Period (s) | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | E 13 | N 7 | N 7 | N 7 | SSW 12 | E 12 | SSW 12 | SSW 12 | SSE 14 | SSW 12 | SSW 12 | S 13 | S 13 |
| kJ | 16 | 16 | 26 | 14 | 14 | 13 | 13 | 6 | 11 | 11 | 84 | 4 | 4 | 4 | 14 | 101 | 14 | 14 | 21 | 13 | 13 | 14 | 14 |
Swell 3 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 13 | SW 13 | S 13 | SSW 13 | S 13 | S 13 | N 8 | S 12 | SSW 12 | SSW 12 | N 7 | SSW 12 | S 14 | S 14 | SSW 12 | SSE 12 | SSE 13 | SSW 11 | SSW 11 |
| kJ | 20 | 20 | 19 | 18 | 7 | 6 | 14 | 17 | 13 | 3 | 10 | 12 | 15 | 15 | 4 | 14 | 4 | 16 | 14 | 15 | 16 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — |
| kJ | 801 | 722 | 665 | 650 | 634 | 634 | 619 | 547 | 446 | 344 | 286 | 323 | 331 | 284 | 290 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 42 | 45 | 126 | 126 | 49 | 45 | 42 | 42 | 18 | 18 | 18 | 18 | 42 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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