Surf Forecasts:
How big are the waves at Castles Beach today (08 Oct):
- Morning surf: Morning surf (08 Oct, local time) - 1ft (0.3m), 19s period with SSW swell.
- Afternoon surf: Afternoon surf (08 Oct, local time) - 4.5ft (1.3m), 6s period with S swell.
- Evening surf: Evening surf (08 Oct, local time) - 1.5ft (0.4m), 18s period with SSW swell.
The current surf forecast for Castles Beach at 11AM is: 0.3m 18s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a East-northeast direction, 1.1m 5s secondary swell from a South direction (forecast issued at 07:00am October 08). An open ocean swell of 0.9m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Oct) | 1ft (0.3m) | 19s |
| Afternoon (08 Oct) | 4.5ft (1.3m) | 6s |
| Evening (08 Oct) | 1.5ft (0.4m) | 18s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Thu morning. Warm (max 27°C on Fri morning, min 24°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Thursday 8 | Friday 9 | Saturday 10 | |||||||||||||||||||||
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 12 | SSW 19 | S 5 | S 6 | SSE 6 | SSW 18 | SSW 18 | S 18 | E 7 | S 17 | S 17 | E 6 | S 16 | SSW 16 | E 13 | E 6 | E 6 | E 6 | S 20 | S 20 | ENE 6 | ENE 6 | S 18 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 49 | 119 | 64 | 122 | 119 | 104 | 104 | 98 | 46 | 154 | 147 | 38 | 134 | 86 | 89 | 102 | 109 | 109 | 119 | 186 | 127 | 104 | 101 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | on | on |
High Tide | 1:07PM0.73m | 1:50AM0.72m | 1:30PM0.69m | 2:26AM0.78m | 1:50PM0.64m | ||||||||||||||||||
Low Tide | 7:00AM0.24m | 7:30PM0.15m | 7:45AM0.27m | 7:49PM0.11m | 8:27AM0.30m | 8:09PM0.09m | |||||||||||||||||
 |  | | | | | | | | |  | | |  |  | | |  | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — |
mm | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 28 | 29 | 29 | 28 | 29 | 28 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NW 12 | NNW 12 | NW 12 | NW 12 | NW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 273 | 255 | 209 | 180 | 144 | 199 | 179 | 200 | 192 | 189 | 192 | 196 | 196 | 242 | 247 | 242 | 238 | 214 | 170 | 149 | 114 | 77 | 77 |
Swell 2 Height (m) Direction Period (s) | NE 6 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | E 6 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | S 16 | SSW 16 | E 13 | E 13 | E 12 | E 12 | E 13 | S 20 | E 12 | E 12 | E 12 |
| kJ | 19 | 48 | 46 | 46 | 46 | 19 | 31 | 45 | 45 | 44 | 41 | 38 | 134 | 86 | 89 | 84 | 77 | 80 | 85 | 186 | 76 | 73 | 73 |
Swell 3 Height (m) Direction Period (s) | ENE 12 | SSW 19 | SSW 18 | S 18 | SSW 18 | SSW 18 | SSW 18 | S 18 | ENE 12 | S 17 | S 17 | SSE 6 | SSE 6 | ENE 13 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 20 | E 13 | S 14 | S 19 | S 18 |
| kJ | 49 | 119 | 64 | 57 | 62 | 104 | 104 | 98 | 46 | 154 | 147 | 12 | 11 | 58 | 84 | 82 | 77 | 74 | 119 | 84 | 66 | 66 | 101 |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 4 | S 5 | S 6 | SSE 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | S 6 | S 6 | — | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 3 | 17 | 57 | 122 | 119 | 81 | 53 | 40 | 40 | 27 | 18 | — | 36 | 45 | 60 | 102 | 109 | 109 | 112 | 123 | 127 | 104 | 101 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 41 | 4 | 14 | 14 | 4 | 13 | 13 | 13 | 6 | 1 | 13 | 13 | 18 | 18 | 18 | 18 | 18 | 41 | 19 | 18 | 18 | 41 | 18 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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