Surf Forecasts:
How big are the waves at Castles Beach today (09 Oct):
- Morning surf: Morning surf (09 Oct, local time) - 2.5ft (0.7m), 7s period with E swell.
- Afternoon surf: Afternoon surf (09 Oct, local time) - 1.5ft (0.4m), 16s period with SSW swell.
- Evening surf: Evening surf (09 Oct, local time) - 1.5ft (0.4m), 16s period with SSW swell.
The current surf forecast for Castles Beach at 2PM is: 0.4m 16s primary swell from a South-southwest direction and 0.7m 6s secondary swell from a East direction (forecast issued at 07:00am October 09). An open ocean swell of 0.9m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Oct) | 2.5ft (0.7m) | 7s |
| Afternoon (09 Oct) | 1.5ft (0.4m) | 16s |
| Evening (09 Oct) | 1.5ft (0.4m) | 16s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 27°C on Fri afternoon, min 24°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Friday 9 | Saturday 10 | Sunday 11 | |||||||||||||||||||||
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) | E 7 | E 7 | SSW 17 | SSW 16 | S 16 | SSW 16 | E 13 | E 13 | E 6 | E 6 | S 20 | S 20 | S 20 | E 12 | S 18 | S 18 | S 18 | S 18 | S 18 | S 16 | S 16 | S 16 | S 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 45 | 45 | 96 | 90 | 134 | 86 | 89 | 84 | 86 | 106 | 119 | 186 | 119 | 73 | 101 | 154 | 221 | 154 | 97 | 85 | 81 | 127 | 81 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | on | on |
High Tide | 1:30PM0.69m | 2:26AM0.78m | 1:50PM0.64m | 3:00AM0.81m | 2:09PM0.60m | ||||||||||||||||||
Low Tide | 7:45AM0.27m | 7:49PM0.11m | 8:27AM0.30m | 8:09PM0.09m | 9:08AM0.33m | 8:29PM0.08m | |||||||||||||||||
 |  | | | | |  | |  |  | | | | |  | | | | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:08 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 24 |
Feels °C | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 26 | 26 | 25 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 25 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | 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 | NNW 10 | ENE 6 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 |
| kJ | 192 | 189 | 192 | 196 | 196 | 242 | 247 | 286 | 281 | 234 | 206 | 163 | 114 | 111 | 77 | 54 | 62 | 72 | 75 | 73 | 72 | 72 | 73 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 6 | E 6 | E 6 | SSW 16 | E 13 | E 13 | E 12 | E 12 | E 13 | S 20 | E 12 | E 12 | E 12 | S 18 | S 18 | S 18 | NNW 9 | NNW 9 | S 16 | S 16 | S 16 |
| kJ | 45 | 45 | 41 | 39 | 28 | 86 | 89 | 84 | 77 | 80 | 84 | 186 | 76 | 73 | 73 | 154 | 221 | 154 | 28 | 16 | 81 | 127 | 81 |
Swell 3 Height (m) Direction Period (s) | SSE 6 | S 6 | SSW 17 | SSW 16 | S 16 | ENE 13 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 20 | E 13 | S 20 | S 19 | S 18 | E 12 | NNW 9 | NNW 9 | S 18 | S 16 | NNW 9 | S 13 | ESE 6 |
| kJ | 31 | 20 | 96 | 90 | 134 | 58 | 84 | 82 | 77 | 74 | 119 | 84 | 119 | 66 | 101 | 73 | 49 | 32 | 97 | 85 | 16 | 30 | 13 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | — | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | — | — | — | — | — | 25 | 39 | 62 | 86 | 106 | 89 | 89 | 76 | 64 | 82 | 82 | — | 62 | 62 | 48 | 48 | 39 | 34 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 1 | 4 | 5 | 13 | 18 | 18 | 18 | 18 | 19 | 41 | 41 | 41 | 18 | 19 | 18 | 18 | 18 | 19 | 19 | 18 | 18 | 18 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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