Surf Forecasts:
How big are the waves at Castles Beach today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 2ft (0.6m), 15s period with S swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 1.5ft (0.5m), 14s period with S swell.
- Evening surf: Evening surf (18 Jun, local time) - 1.5ft (0.5m), 14s period with S swell.
The current surf forecast for Castles Beach at 2AM is: 0.6m 16s primary swell from a South direction and 0.9m 5s secondary swell from a East-northeast direction (forecast issued at 07:00pm June 17). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 2ft (0.6m) | 15s |
| Afternoon (18 Jun) | 1.5ft (0.5m) | 14s |
| Evening (18 Jun) | 1.5ft (0.5m) | 14s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Wed night. Warm (max 26°C on Thu afternoon, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | E 6 | S 13 | S 13 | S 16 | S 16 | E 5 | E 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 215 | 190 | 188 | 186 | 183 | 177 | 155 | 153 | 107 | 106 | 106 | 103 | 96 | 90 | 55 | 55 | 57 | 54 | 54 | 53 | 46 | 46 | 43 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 5:18PM0.92m | 4:03AM0.42m | 5:57PM0.86m | 5:19AM0.41m | 6:34PM0.79m | 6:59AM0.42m | ||||||||||||||||||
Low Tide | 00:31AM0.35m | 10:13AM0.10m | 1:16AM0.33m | 10:57AM0.20m | 2:00AM0.30m | 11:46AM0.32m | ||||||||||||||||||
 |  |  | | | | |  | |  |  | | | | | | | | | | |  | | | |
 | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — |
 | 7:14 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | 7:15 |
mm | — | — | 1 | 1 | 1 | — | — | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 |
Feels °C | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 28 | 26 | 25 | 26 | 27 | 26 | 27 | 26 | 26 | 25 | 25 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | NE 9 | NE 9 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | NE 8 | S 13 | E 5 | NE 7 | NE 7 | S 12 | S 12 |
| kJ | 215 | 190 | 188 | 186 | 183 | 177 | 155 | 153 | 107 | 62 | 49 | 103 | 96 | 90 | 55 | 54 | 54 | 22 | 54 | 27 | 14 | 9 | 27 | 25 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NW 10 | NE 9 | NW 10 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | S 14 | S 14 | NE 9 | NE 8 | NE 8 | NE 8 | NE 7 | NE 6 | S 13 | NE 8 | S 13 | S 13 | S 13 | NW 8 | NW 8 |
| kJ | 16 | 35 | 40 | 35 | 45 | 45 | 43 | 29 | 39 | 106 | 106 | 27 | 24 | 24 | 23 | 7 | 5 | 54 | 15 | 53 | 29 | 29 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | NW 10 | N 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NE 8 | S 16 | S 16 | NE 7 | S 16 |
| kJ | 5 | 5 | 35 | 17 | 25 | 35 | 25 | 24 | 24 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 14 | 46 | 46 | 9 | 20 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 9 | E 5 | ENE 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | E 6 | E 5 | E 5 | E 5 | E 5 | E 5 |
| kJ | 99 | 111 | 25 | 36 | 25 | 33 | 33 | 42 | 42 | 20 | 20 | 25 | 22 | 28 | 40 | 55 | 57 | 50 | 38 | 43 | 34 | 34 | 43 | 42 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 41 | 18 | 18 | 18 | 13 | 9 | 18 | 18 | 18 | 9 | 18 | 18 | 18 | 18 | 41 | 41 | 18 | 18 | 18 | 18 | 18 | 19 | 18 | 18 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Castles Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest