Surf Forecasts:
How big are the waves at Castles Beach today (10 Jul):
- Morning surf: Morning surf (10 Jul, local time) - 6ft (1.9m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (10 Jul, local time) - 6ft (1.9m), 7s period with ENE swell.
- Evening surf: Evening surf (10 Jul, local time) - 6ft (1.9m), 7s period with ENE swell.
The current surf forecast for Castles Beach at 7PM is: 1.9m 7s primary swell from a East-northeast direction and 0.2m 12s secondary swell from a South direction (forecast issued at 01:00pm July 10). An open ocean swell of 0.1m 20s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jul) | 6ft (1.9m) | 7s |
| Afternoon (10 Jul) | 6ft (1.9m) | 7s |
| Evening (10 Jul) | 6ft (1.9m) | 7s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun morning. Warm (max 25°C on Sat afternoon, min 24°C on Fri afternoon). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Mon 13 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 340 | 369 | 348 | 348 | 362 | 420 | 400 | 400 | 400 | 389 | 355 | 345 | 362 | 373 | 316 | 489 | 531 | 545 | 501 | 501 | 501 | 501 | 487 | 439 |
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 | on | on | on | on | on | cross-on | on | on | on | cross-on | cross-on | cross-on |
High Tide | 12:47PM0.83m | 9:36PM0.45m | 1:33PM0.91m | 11:18PM0.44m | 2:16PM0.96m | 00:30AM0.44m | ||||||||||||||||||
Low Tide | 8:34PM0.45m | 5:24AM0.03m | 8:53PM0.41m | 6:18AM-0.01m | 9:22PM0.38m | 7:09AM-0.04m | ||||||||||||||||||
 |  | |  | | | | | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — |
 | — | — | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | 7:15 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 |
Feels °C | 24 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 20 | 22 | 21 | 21 | 20 | 21 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 13 | S 12 | S 12 | SSW 19 | S 12 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SW 18 | NNE 8 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 24 | 11 | 11 | 12 | 11 | 11 | 37 | 11 | 34 | 31 | 30 | 30 | 30 | 48 | 81 | 45 | 41 | 40 | 40 | 40 | 39 | 39 | 38 | 38 |
Swell 2 Height (m) Direction Period (s) | SW 21 | S 21 | SW 21 | SW 20 | SW 19 | SSW 19 | S 12 | SSW 19 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | SW 17 | S 13 | S 13 | S 13 | S 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 |
| kJ | 18 | 9 | 17 | 15 | 15 | 37 | 11 | 36 | 11 | 11 | 11 | 11 | 13 | 13 | 47 | 13 | 13 | 12 | 11 | 14 | 14 | 14 | 14 | 14 |
Swell 3 Height (m) Direction Period (s) | — | S 18 | — | W 16 | W 16 | W 13 | S 15 | W 14 | W 14 | W 14 | S 14 | — | W 13 | — | S 13 | W 13 | W 13 | — | — | — | — | W 12 | S 20 | S 20 |
| kJ | — | 6 | — | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | — | 3 | — | 13 | 3 | 3 | — | — | — | — | 3 | 7 | 7 |
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 340 | 369 | 348 | 348 | 362 | 420 | 400 | 400 | 400 | 389 | 355 | 345 | 362 | 373 | 316 | 489 | 531 | 545 | 501 | 501 | 501 | 501 | 487 | 439 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 41 | 123 | 49 | 41 | 41 | 41 | 41 | 42 | 45 | 123 | 49 | 42 | 41 | 45 | 45 | 45 | 47 | 51 | 47 | 45 | 45 | 41 | 41 | 45 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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