Surf Forecasts:
How big are the waves at Castles Beach today (27 Sep):
- Morning surf: Morning surf (27 Sep, local time) - 13ft (4.0m), 9s period with E swell.
- Afternoon surf: Afternoon surf (27 Sep, local time) - 11ft (3.5m), 9s period with E swell.
- Evening surf: Evening surf (27 Sep, local time) - 10ft (3.0m), 9s period with E swell.
The current surf forecast for Castles Beach at 5PM is: 3.5m 9s primary swell from a East direction and 0.5m 10s secondary swell from a South-southeast direction (forecast issued at 01:00pm September 27). An open ocean swell of 0.4m 18s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Sep) | 13ft (4.0m) | 9s |
| Afternoon (27 Sep) | 11ft (3.5m) | 9s |
| Evening (27 Sep) | 10ft (3.0m) | 9s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed morning. Warm (max 27°C on Tue afternoon, min 25°C on Sun night). Winds decreasing (strong winds from the E on Sun afternoon, light winds from the ESE by Tue morning). | |||||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | |||||||||||||||||||
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 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2211 | 2130 | 1971 | 1716 | 1328 | 1107 | 935 | 857 | 792 | 748 | 629 | 574 | 521 | 497 | 485 | 437 | 350 | 301 | 301 | 264 | 251 |
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 | cross-on | on | on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:28PM0.67m | 3:37AM0.79m | 2:47PM0.62m | 4:22AM0.80m | 3:03PM0.57m | ||||||||||||||||
Low Tide | 8:54AM0.28m | 8:49PM0.08m | 9:38AM0.34m | 9:15PM0.06m | 10:27AM0.40m | 9:45PM0.06m | |||||||||||||||
 | | |  | |  | |  | | | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:20 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 27 | 26 | 26 |
Feels °C | 21 | 22 | 22 | 21 | 22 | 22 | 22 | 24 | 24 | 24 | 25 | 24 | 25 | 25 | 27 | 27 | 26 | 26 | 27 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | NNW 18 | NNW 16 | NNW 16 | NNW 16 | NNW 15 | NNW 14 | NNW 14 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | E 8 |
| kJ | 42 | 59 | 58 | 174 | 177 | 226 | 220 | 196 | 180 | 173 | 121 | 114 | 113 | 109 | 59 | 437 | 350 | 301 | 301 | 264 | 251 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | NNW 18 | NNW 18 | S 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | SSW 9 | SSW 9 | S 8 | SSE 7 | SSE 7 | E 15 | E 14 | NW 12 | E 13 | E 14 | E 14 | E 13 |
| kJ | 45 | 66 | 124 | 50 | 31 | 31 | 49 | 47 | 45 | 28 | 27 | 22 | 9 | 15 | 104 | 100 | 69 | 88 | 129 | 183 | 173 |
Swell 3 Height (m) Direction Period (s) | NW 13 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSE 8 | SSE 7 | E 15 | E 14 | E 15 | SSE 6 | NW 12 | E 14 | NNW 12 | S 7 | S 6 | NNW 11 |
| kJ | 28 | 42 | 41 | 40 | 39 | 38 | 35 | 31 | 33 | 11 | 10 | 38 | 37 | 67 | 8 | 71 | 91 | 56 | 23 | 20 | 48 |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | — | — | — | — | — | S 6 |
| kJ | 2211 | 2130 | 1971 | 1716 | 1328 | 1107 | 935 | 857 | 792 | 748 | 629 | 574 | 521 | 497 | 485 | — | — | — | — | — | 12 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 154 | 154 | 145 | 125 | 154 | 125 | 45 | 123 | 123 | 42 | 41 | 45 | 18 | 13 | 6 | 18 | 18 | 4 | 42 | 41 | 41 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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