Surf Forecasts:
How big are the waves at Castles Beach today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 6ft (1.9m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Evening surf: Evening surf (13 Jul, local time) - 5ft (1.6m), 7s period with ENE swell.
The current surf forecast for Castles Beach at 11AM is: 1.7m 8s primary swell from a East-northeast direction and 0.2m 12s secondary swell from a South-southeast direction (forecast issued at 07:00am July 13). An open ocean swell of 0.3m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 6ft (1.9m) | 8s |
| Afternoon (13 Jul) | 5.5ft (1.7m) | 8s |
| Evening (13 Jul) | 5ft (1.6m) | 7s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Tue morning. Warm (max 25°C on Wed afternoon, min 24°C on Mon morning). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thu 16 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | E 8 | ENE 8 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NNE 8 | NE 8 | NE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 459 | 400 | 345 | 319 | 277 | 294 | 250 | 144 | 247 | 248 | 242 | 248 | 248 | 248 | 179 | 194 | 199 | 143 | 139 | 117 | 105 | 105 | 181 | 176 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 2:56PM0.98m | 1:30AM0.45m | 3:34PM0.98m | 2:26AM0.47m | 4:09PM0.95m | |||||||||||||||||||
Low Tide | 7:09AM-0.04m | 9:53PM0.36m | 7:56AM-0.04m | 10:25PM0.34m | 8:40AM-0.00m | 10:56PM0.31m | ||||||||||||||||||
 |  |  | | |  | | | |  | | | |  | | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | 5:56 |
 | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | 7:15 |
mm | — | — | — | — | — | 1 | — | — | — | 1 | 2 | 1 | 1 | — | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | — | — |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | E 8 | NNE 7 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NE 7 | E 8 | E 8 | SSW 17 | N 7 | N 7 | NNE 7 | NNE 8 | NNE 8 | SSE 9 | SSW 16 |
| kJ | 38 | 38 | 36 | 22 | 21 | 21 | 20 | 144 | 102 | 19 | 19 | 18 | 18 | 194 | 28 | 28 | 30 | 38 | 39 | 52 | 62 | 89 | 8 | 48 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSW 14 | E 8 | SSE 11 | SSW 19 | SSW 19 | SSE 11 | E 8 | SSW 13 | SSW 17 | SSW 13 | SSW 18 | SSW 13 | SSW 18 | SSE 10 | SSE 9 | SSW 15 | SSE 9 |
| kJ | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 20 | 122 | 12 | 36 | 36 | 11 | 42 | 17 | 29 | 16 | 30 | 16 | 30 | 9 | 8 | 22 | 7 |
Swell 3 Height (m) Direction Period (s) | S 20 | S 20 | S 20 | SW 21 | SW 21 | S 6 | S 6 | N 8 | SSW 14 | SW 19 | SSE 11 | SSE 11 | SW 19 | SSW 14 | SSW 17 | SSW 13 | SSE 10 | SSW 13 | SSW 18 | SSE 10 | SSW 18 | SSW 12 | SSW 19 | W 16 |
| kJ | 7 | 7 | 8 | 17 | 17 | 1 | 1 | 6 | 20 | 14 | 11 | 11 | 14 | 36 | 27 | 16 | 10 | 16 | 30 | 10 | 30 | 15 | 36 | 19 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | NNE 7 | ENE 8 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 8 | NE 7 |
| kJ | 459 | 400 | 345 | 319 | 277 | 294 | 250 | 91 | 247 | 248 | 242 | 248 | 248 | 248 | 179 | 194 | 199 | 143 | 139 | 117 | 105 | 105 | 181 | 176 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 41 | 41 | 41 | 41 | 41 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 41 | 18 | 18 | 18 | 25 | 41 | 18 | 18 | 41 | 18 | 41 | 41 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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