Surf Forecasts:
How big are the waves at Castles Beach today (06 Oct):
- Morning surf: Morning surf (06 Oct, local time) - 1.5ft (0.4m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (06 Oct, local time) - 1.5ft (0.4m), 15s period with SSW swell.
- Evening surf: Evening surf (06 Oct, local time) - 2ft (0.6m), 6s period with E swell.
The current surf forecast for Castles Beach at 7PM is: 0.6m 6s primary swell from a East direction (forecast issued at 01:00pm October 06). An open ocean swell of 0.6m 18s is not directed at the surf break, a second open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Oct) | 1.5ft (0.4m) | 16s |
| Afternoon (06 Oct) | 1.5ft (0.4m) | 15s |
| Evening (06 Oct) | 2ft (0.6m) | 6s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Wed night. Warm (max 27°C on Wed afternoon, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||||||
Tue 6 | Wednesday 7 | Thursday 8 | |||||||||||||||||||
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) | SSW 16 | SSW 15 | E 6 | E 6 | NNE 7 | E 6 | NNE 7 | E 13 | E 13 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | SSW 18 | S 5 | S 5 | ENE 12 | SSW 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 82 | 77 | 36 | 27 | 37 | 31 | 36 | 87 | 84 | 77 | 76 | 75 | 48 | 48 | 49 | 48 | 64 | 61 | 57 | 46 | 104 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:12PM0.79m | 00:34AM0.56m | 12:41PM0.77m | 1:14AM0.65m | 1:07PM0.73m | ||||||||||||||||
Low Tide | 6:56PM0.24m | 6:11AM0.23m | 7:12PM0.19m | 7:00AM0.24m | 7:30PM0.15m | ||||||||||||||||
 |  | |  | | | | | | |  | |  | |  | |  | | | | | |
 | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 1 | — | 1 | 1 | — | 1 | 1 |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 27 | 26 | 26 | 28 | 28 | 28 | 26 | 25 | 26 | 26 | 26 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | N 6 | NNW 10 | NNW 18 | NW 16 | NNW 16 | NNW 16 | NNW 15 | NNW 15 | NNW 14 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | NW 12 | NNW 12 | NNW 12 | NW 12 | NW 11 |
| kJ | 76 | 20 | 73 | 207 | 271 | 330 | 314 | 382 | 443 | 431 | 384 | 373 | 362 | 295 | 273 | 255 | 209 | 180 | 180 | 199 | 179 |
Swell 2 Height (m) Direction Period (s) | N 6 | NNW 11 | NNW 18 | N 7 | NNE 7 | N 7 | NNE 7 | NE 7 | NNE 7 | NE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | E 6 | E 6 | E 7 |
| kJ | 30 | 75 | 211 | 38 | 37 | 34 | 36 | 54 | 26 | 43 | 47 | 35 | 34 | 26 | 49 | 48 | 46 | 46 | 10 | 19 | 36 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 15 | N 7 | NNW 10 | NW 10 | E 6 | NNW 10 | E 13 | E 13 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | E 5 | E 6 | SSW 18 | E 6 | ENE 12 | ENE 12 | SSW 18 |
| kJ | 82 | 77 | 23 | 68 | 49 | 31 | 38 | 87 | 84 | 77 | 76 | 75 | 48 | 48 | 4 | 9 | 64 | 9 | 46 | 46 | 104 |
Wind waves Height (m) Direction Period (s) | ENE 6 | E 6 | E 6 | E 6 | E 6 | — | — | E 6 | — | — | ESE 4 | — | — | — | SE 3 | SSE 3 | SSE 4 | S 5 | S 5 | SSE 6 | SSE 6 |
| kJ | 46 | 35 | 36 | 27 | 28 | — | — | 19 | — | — | 17 | — | — | — | 2 | 7 | 32 | 61 | 57 | 46 | 36 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 41 | 41 | 18 | 18 | 18 | 18 | 16 | 4 | 1 | 13 | 1 | 1 | 1 | 1 | 13 | 35 | 41 | 41 | 13 | 13 | 4 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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