Surf Forecasts:
How big are the waves at Castles Beach today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 5ft (1.6m), 8s period with E swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 5ft (1.6m), 7s period with E swell.
- Evening surf: Evening surf (25 Aug, local time) - 5ft (1.6m), 7s period with E swell.
The current surf forecast for Castles Beach at 6PM is: 1.6m 7s primary swell from a East direction and 0.2m 16s secondary swell from a South-southwest direction, 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 01:00pm August 25). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 5ft (1.6m) | 8s |
| Afternoon (25 Aug) | 5ft (1.6m) | 7s |
| Evening (25 Aug) | 5ft (1.6m) | 7s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu morning. Warm (max 26°C on Tue afternoon, min 25°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Tue 25 | Wednesday 26 | Thursday 27 | |||||||||||||||||||
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 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | S 19 | ENE 6 | S 17 | S 17 | S 17 | S 17 | ENE 6 | ENE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 318 | 276 | 264 | 257 | 254 | 217 | 202 | 178 | 178 | 156 | 160 | 150 | 183 | 181 | 155 | 147 | 214 | 214 | 155 | 170 | 155 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | on | on | cross-on | on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | on | cross-on | on | on |
High Tide | 1:57PM0.83m | 1:09AM0.50m | 2:18PM0.84m | 1:46AM0.54m | 2:39PM0.83m | ||||||||||||||||
Low Tide | 8:34PM0.32m | 7:11AM0.10m | 8:47PM0.29m | 7:45AM0.11m | 9:03PM0.26m | ||||||||||||||||
 | | |  | |  | | |  | | | | |  | | |  | | | | | |
 | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 26 | 24 | 25 | 25 | 24 | 24 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 23 | 23 | 24 | 23 | 24 | 24 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 16 | SSW 16 | SSW 15 | S 18 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | S 18 | S 19 | S 19 | S 19 | S 18 | S 17 | S 17 | S 17 | S 17 | S 16 | S 16 |
| kJ | 15 | 25 | 50 | 22 | 25 | 21 | 21 | 41 | 41 | 39 | 98 | 113 | 183 | 181 | 103 | 147 | 214 | 214 | 143 | 124 | 121 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSW 12 | SSW 12 | SSW 13 | S 18 | S 18 | S 18 | S 18 | S 18 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | S 12 | NNE 8 | SSW 12 | NNE 7 |
| kJ | 14 | 13 | 14 | 14 | 16 | 25 | 26 | 26 | 58 | 55 | 17 | 17 | 17 | 17 | 16 | 15 | 14 | 11 | 13 | 13 | 10 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 12 | SSE 12 | SSE 12 | SSE 12 | SSW 12 | SSW 12 | SSE 12 | NW 9 | NW 10 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NNE 8 | NNE 8 | SSW 12 | NW 9 | S 12 |
| kJ | 25 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 3 | 4 | 8 | 9 | 10 | 10 | 10 | 9 | 7 | 6 | 14 | 3 | 11 |
Wind waves Height (m) Direction Period (s) | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 318 | 276 | 264 | 257 | 254 | 217 | 202 | 178 | 178 | 156 | 160 | 150 | 176 | 176 | 155 | 134 | 131 | 164 | 155 | 170 | 155 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 45 | 45 | 45 | 41 | 41 | 41 | 41 | 41 | 45 | 45 | 42 | 41 | 45 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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