Surf Forecasts:
How big are the waves at Castles Beach today (01 Oct):
- Morning surf: Morning surf (01 Oct, local time) - 3.5ft (1.0m), 8s period with E swell.
- Afternoon surf: Afternoon surf (01 Oct, local time) - 4ft (1.2m), 6s period with E swell.
- Evening surf: Evening surf (01 Oct, local time) - 3.5ft (1.1m), 8s period with E swell.
The current surf forecast for Castles Beach at 12AM is: 1.1m 8s primary swell from a East direction and 0.5m 14s secondary swell from a East direction, 0.4m 6s secondary swell from a South-southeast direction (forecast issued at 07:00pm September 30). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Oct) | 3.5ft (1.0m) | 8s |
| Afternoon (01 Oct) | 4ft (1.2m) | 6s |
| Evening (01 Oct) | 3.5ft (1.1m) | 8s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Thu morning. Warm (max 26°C on Wed night, min 25°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Wed 30 | Thursday 1 | Friday 2 | |||||||||||||||||
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 13 | E 8 | E 8 | E 8 | E 14 | E 8 | E 8 | E 6 | E 6 | E 8 | E 8 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 165 | 145 | 145 | 142 | 545 | 121 | 138 | 109 | 95 | 135 | 142 | 83 | 108 | 112 | 104 | 86 | 71 | 69 | 69 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | on | on | on | on | on | on |
High Tide | 3:09PM0.53m | 6:24AM0.76m | 8:00AM0.74m | ||||||||||||||||
Low Tide | 10:18PM0.08m | 11:00PM0.12m | |||||||||||||||||
 |  |  | | |  |  | | |  | | | |  | | | |  |  | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — |
mm | — | 1 | — | — | 1 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — | — |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 28 | 28 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 14 | E 8 | E 13 | E 6 | E 13 | E 12 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | E 6 | E 6 | E 6 | N 9 | N 9 |
| kJ | 145 | 145 | 145 | 142 | 545 | 121 | 84 | 109 | 52 | 47 | 38 | 56 | 77 | 74 | 104 | 86 | 71 | 83 | 83 |
Swell 2 Height (m) Direction Period (s) | E 13 | S 6 | E 14 | E 14 | S 6 | E 13 | S 5 | E 13 | SSE 5 | NW 10 | E 12 | E 12 | E 12 | E 12 | NNW 9 | NNW 9 | N 9 | SSW 13 | SSW 13 |
| kJ | 165 | 20 | 97 | 99 | 9 | 84 | 8 | 84 | 9 | 23 | 45 | 25 | 44 | 44 | 92 | 88 | 83 | 33 | 31 |
Swell 3 Height (m) Direction Period (s) | NNW 10 | E 14 | E 11 | E 10 | NNW 10 | S 5 | NNW 10 | S 5 | NNW 10 | S 5 | SSE 5 | SSW 14 | SSW 14 | SSW 14 | E 11 | E 11 | SSW 13 | SSE 6 | SSE 6 |
| kJ | 20 | 92 | 37 | 34 | 10 | 9 | 20 | 8 | 19 | 5 | 5 | 40 | 39 | 38 | 23 | 22 | 34 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | S 6 | — | S 6 | SSE 6 | S 5 | — | E 8 | — | E 6 | E 8 | E 8 | E 5 | E 6 | E 6 | S 5 | — | — | E 6 | E 6 |
| kJ | 26 | — | 18 | 11 | 37 | — | 138 | — | 95 | 135 | 142 | 83 | 108 | 112 | 4 | — | — | 69 | 69 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 41 | 4 | 14 | 21 | 1 | 4 | 13 | 41 | 42 | 13 | 13 | 18 | 18 | 18 | 18 | 13 | 13 | 18 | 25 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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