Surf Forecasts:
How big are the waves at Castles Beach today (14 Oct):
- Morning surf: Morning surf (14 Oct, local time) - 3ft (0.9m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (14 Oct, local time) - 3ft (0.9m), 9s period with ENE swell.
- Evening surf: Evening surf (14 Oct, local time) - 3.5ft (1.0m), 9s period with ENE swell.
The current surf forecast for Castles Beach at 7AM is: 0.8m 9s primary swell from a East-northeast direction (forecast issued at 01:00am October 14). An open ocean swell of 1.1m 13s 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 Oct) | 3ft (0.9m) | 9s |
| Afternoon (14 Oct) | 3ft (0.9m) | 9s |
| Evening (14 Oct) | 3.5ft (1.0m) | 9s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Warm (max 25°C on Wed morning, min 24°C on Wed morning). Winds increasing (light winds from the NE on Wed morning, fresh winds from the ENE by Thu night). | ||||||||||||||||||||||||
Wednesday 14 | Thursday 15 | Friday 16 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 8 | ENE 8 | S 19 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 136 | 169 | 130 | 127 | 119 | 124 | 135 | 202 | 74 | 212 | 118 | 103 | 126 | 141 | 206 | 213 | 197 | 175 | 169 | 161 | 176 | 184 | 262 | 284 |
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 | on | on | on | cross-on | cross-on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | on |
High Tide | 4:49AM0.77m | 2:35PM0.49m | 5:37AM0.72m | 1:46PM0.48m | 6:42AM0.68m | |||||||||||||||||||
Low Tide | 11:21AM0.45m | 9:38PM0.12m | 1:06PM0.48m | 10:04PM0.15m | 10:35PM0.20m | |||||||||||||||||||
 | |  | | | | | | |  |  | |  | | |  | | | | | | | | | |
 | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 26 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NW 12 | NNW 12 | NNW 12 | NW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 13 | NNW 13 | NNW 13 | NNW 12 | NNW 12 |
| kJ | 412 | 406 | 400 | 342 | 336 | 295 | 286 | 264 | 255 | 251 | 205 | 180 | 177 | 135 | 109 | 107 | 109 | 148 | 140 | 312 | 367 | 356 | 367 | 343 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | S 12 | S 12 | NE 8 | S 19 | S 19 | NE 10 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | NNW 14 | S 16 | N 7 | N 7 | E 12 | E 12 |
| kJ | 136 | 84 | 130 | 127 | 119 | 124 | 25 | 25 | 74 | 66 | 118 | 27 | 60 | 99 | 55 | 54 | 52 | 47 | 63 | 45 | 17 | 26 | 25 | 25 |
Swell 3 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | S 12 | S 12 | S 12 | S 21 | S 21 | S 12 | S 12 | S 10 | S 19 | S 10 | S 11 | S 11 | S 11 | E 13 | E 13 | S 16 | S 10 | S 16 | S 16 | S 16 | S 15 |
| kJ | 37 | 55 | 24 | 25 | 25 | 25 | 79 | 76 | 25 | 25 | 8 | 65 | 19 | 20 | 9 | 9 | 31 | 30 | 46 | 8 | 45 | 44 | 43 | 39 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 9 | — | E 8 | — | ENE 3 | ENE 9 | ENE 9 | ENE 5 | ENE 8 | ENE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 109 | 169 | — | 51 | — | 4 | 135 | 202 | 57 | 212 | 86 | 103 | 126 | 141 | 206 | 213 | 197 | 175 | 169 | 161 | 176 | 184 | 262 | 284 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 41 | 42 | 45 | 47 | 47 | 45 | 41 | 41 | 41 | 45 | 123 | 123 | 45 | 45 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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