Surf Forecasts:
How big are the waves at Castles Beach today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 6.5ft (2.0m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 7ft (2.1m), 8s period with ENE swell.
- Evening surf: Evening surf (14 Aug, local time) - 7.5ft (2.3m), 8s period with ENE swell.
The current surf forecast for Castles Beach at 6PM is: 2.2m 8s primary swell from a East-northeast direction and 0.5m 14s secondary swell from a South direction (forecast issued at 01:00pm August 14). An open ocean swell of 0.2m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 6.5ft (2.0m) | 7s |
| Afternoon (14 Aug) | 7ft (2.1m) | 8s |
| Evening (14 Aug) | 7.5ft (2.3m) | 8s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Sun morning. Warm (max 26°C on Fri afternoon, min 25°C on Fri afternoon). Winds decreasing (gales from the E on Sat night, moderate winds from the E by Sun night). | |||||||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | |||||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 9 | E 10 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 450 | 498 | 534 | 623 | 717 | 916 | 1098 | 1231 | 1334 | 1721 | 1971 | 1957 | 2333 | 4368 | 5404 | 3103 | 1849 | 1121 | 941 | 730 | 655 |
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-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | on | on | on |
High Tide | 3:54PM0.82m | 4:08AM0.61m | 4:13PM0.75m | 4:57AM0.62m | 4:27PM0.68m | ||||||||||||||||
Low Tide | 9:13AM0.15m | 10:23PM0.21m | 9:51AM0.24m | 10:47PM0.20m | 10:29AM0.33m | ||||||||||||||||
 | | |  |  | | | |  | | |  |  | |  |  | | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | 1 | 1 | — | — | 2 | 1 | 1 | 1 | 1 | 1 | 6 | 8 | 5 | 3 | 2 | 2 | 1 |
Temp °C | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 22 | 21 | 21 | 21 | 18 | 18 | 21 | 24 | 25 | 26 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | S 17 | S 16 | S 13 | S 13 | SSE 7 | SSE 7 |
| kJ | 106 | 106 | 102 | 102 | 100 | 62 | 57 | 56 | 55 | 55 | 54 | 54 | 56 | 63 | 65 | 95 | 47 | 50 | 52 | 52 | 37 |
Swell 2 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | S 18 | S 18 | NNW 8 | S 12 | S 16 | S 16 | S 13 | S 13 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 7 | 7 | 25 | 25 | 6 | 25 | 46 | 46 | 53 | 54 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | S 18 | SW 18 | SW 18 | SSW 17 | SW 17 | NNW 9 | N 9 | S 16 | S 16 | S 17 | S 18 | NNW 9 | NNW 9 | SW 19 | NNW 8 | NNW 8 | N 8 | S 16 | S 16 |
| kJ | 2 | 2 | 6 | 12 | 12 | 29 | 12 | 8 | 2 | 5 | 5 | 22 | 25 | 8 | 7 | 15 | 7 | 6 | 5 | 45 | 45 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 9 | E 10 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 8 | ENE 8 | ENE 8 |
| kJ | 450 | 498 | 534 | 623 | 717 | 916 | 1098 | 1231 | 1334 | 1721 | 1971 | 1957 | 2333 | 4368 | 5404 | 3103 | 1849 | 1121 | 941 | 730 | 655 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 45 | 126 | 125 | 45 | 49 | 205 | 205 | 205 | 126 | 155 | 205 | 205 | 205 | 205 | 205 | 120 | 123 | 56 | 43 | 18 | 18 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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