Surf Forecasts:
How big are the waves at Castles Beach today (23 Jul):
- Morning surf: Morning surf (23 Jul, local time) - 6.5ft (2.0m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (23 Jul, local time) - 6ft (1.9m), 7s period with ENE swell.
- Evening surf: Evening surf (23 Jul, local time) - 6.5ft (2.0m), 7s period with ENE swell.
The current surf forecast for Castles Beach at 9AM is: 2.0m 7s primary swell from a East-northeast direction and 0.4m 12s secondary swell from a South direction, 0.3m 20s secondary swell from a South-southwest direction (forecast issued at 01:00am July 23). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jul) | 6.5ft (2.0m) | 7s |
| Afternoon (23 Jul) | 6ft (1.9m) | 7s |
| Evening (23 Jul) | 6.5ft (2.0m) | 7s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Thu morning. Warm (max 25°C on Thu morning, min 24°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 6 | ENE 6 | 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 | NE 8 | NE 8 | NE 8 | NE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 188 | 280 | 372 | 298 | 298 | 307 | 330 | 330 | 340 | 295 | 316 | 408 | 459 | 420 | 408 | 446 | 498 | 469 | 459 | 452 | 450 | 461 | 477 | 503 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | on | on | on | on | on | cross-on | cross-on | on | on |
High Tide | 12:30PM0.71m | 1:05PM0.75m | 1:36PM0.79m | |||||||||||||||||||||
Low Tide | 3:25AM0.19m | 4:27AM0.17m | 5:23AM0.14m | 9:11PM0.40m | ||||||||||||||||||||
 |  |  | |  | | | | |  | | | | | | | | | | |  | | |  | |
 | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — |
mm | — | — | 1 | 1 | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 |
Feels °C | 22 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 23 | 23 | 23 | 23 | 23 | 23 | 21 |
Swell 1 Height (m) Direction Period (s) | E 12 | S 13 | S 13 | S 12 | S 13 | S 13 | SSW 19 | SSW 19 | SSW 18 | ENE 10 | S 12 | S 12 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 20 | E 14 | E 14 | E 14 | SSW 19 | SSW 18 | SSW 18 |
| kJ | 139 | 52 | 51 | 45 | 52 | 55 | 125 | 122 | 112 | 35 | 47 | 46 | 103 | 59 | 58 | 55 | 52 | 127 | 63 | 62 | 57 | 115 | 104 | 104 |
Swell 2 Height (m) Direction Period (s) | S 13 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | S 13 | S 11 | S 11 | S 13 | SSW 18 | SSW 18 | S 12 | S 12 | S 12 | S 12 | S 12 | E 14 | SSW 20 | SSW 19 | SSW 19 | E 13 | E 13 | E 13 |
| kJ | 52 | 89 | 83 | 77 | 75 | 75 | 29 | 21 | 20 | 52 | 62 | 104 | 46 | 25 | 25 | 25 | 25 | 37 | 127 | 125 | 74 | 55 | 54 | 52 |
Swell 3 Height (m) Direction Period (s) | SSW 22 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | S 13 | S 13 | SSW 18 | NNW 9 | NNW 9 | NNW 8 | SSW 21 | SSW 21 | E 16 | SSW 20 | S 12 | SSW 16 | SSW 16 | SSW 16 | S 11 | E 16 | E 16 |
| kJ | 91 | 11 | 10 | 10 | 10 | 9 | 9 | 31 | 31 | 107 | 8 | 8 | 7 | 44 | 88 | 43 | 82 | 24 | 50 | 50 | 50 | 10 | 20 | 44 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | 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 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 188 | 280 | 372 | 298 | 298 | 307 | 330 | 330 | 340 | 295 | 316 | 408 | 459 | 420 | 408 | 446 | 498 | 469 | 459 | 452 | 450 | 461 | 477 | 503 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 41 | 41 | 45 | 45 | 123 | 123 | 47 | 45 | 41 | 41 | 41 | 47 | 123 | 47 | 42 | 45 | 41 | 41 | 41 | 41 | 128 | 47 | 41 | 41 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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