Surf Forecasts:
How big are the waves at Castles Beach today (15 Oct):
- Morning surf: Morning surf (15 Oct, local time) - 1.5ft (0.4m), 19s period with S swell.
- Afternoon surf: Afternoon surf (15 Oct, local time) - 5ft (1.5m), 6s period with ENE swell.
- Evening surf: Evening surf (15 Oct, local time) - 5.5ft (1.7m), 6s period with ENE swell.
The current surf forecast for Castles Beach at 9AM is: 0.4m 19s primary swell from a South direction and 0.5m 9s secondary swell from a Northeast direction, 1.2m 5s secondary swell from a East-northeast direction (forecast issued at 01:00am October 15). An open ocean swell of 0.8m 12s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Oct) | 1.5ft (0.4m) | 19s |
| Afternoon (15 Oct) | 5ft (1.5m) | 6s |
| Evening (15 Oct) | 5.5ft (1.7m) | 6s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 25°C on Thu morning, min 24°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | ||||||||||||||||||||||
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) | NE 8 | S 19 | S 19 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 72 | 66 | 118 | 107 | 143 | 156 | 181 | 193 | 179 | 185 | 169 | 169 | 164 | 190 | 245 | 339 | 360 | 336 | 303 | 289 | 244 | 299 | 352 | 385 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 5:37AM0.72m | 1:46PM0.48m | 6:42AM0.68m | 8:14AM0.66m | ||||||||||||||||||||
Low Tide | 1:06PM0.48m | 10:04PM0.15m | 10:35PM0.20m | |||||||||||||||||||||
 |  |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:04 | — | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 21 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 20 | 21 | 23 | 22 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NNW 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 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 |
| kJ | 255 | 251 | 180 | 180 | 177 | 135 | 109 | 107 | 109 | 148 | 140 | 312 | 367 | 418 | 355 | 343 | 331 | 308 | 254 | 249 | 249 | 245 | 161 | 158 |
Swell 2 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 10 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | NNW 14 | S 16 | S 16 | N 7 | N 7 | S 15 | S 15 | S 14 | S 14 | S 14 | NNE 8 | NW 17 | N 13 | N 13 |
| kJ | 72 | 55 | 55 | 27 | 60 | 99 | 55 | 54 | 52 | 47 | 63 | 45 | 45 | 15 | 15 | 39 | 38 | 16 | 37 | 37 | 12 | 47 | 90 | 92 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 19 | S 19 | S 19 | S 10 | S 11 | S 11 | S 11 | E 13 | E 13 | S 16 | S 10 | N 7 | S 16 | S 16 | S 10 | E 12 | E 12 | WNW 17 | WNW 18 | NW 18 | S 14 | NW 16 | NW 16 |
| kJ | 25 | 66 | 118 | 65 | 19 | 20 | 20 | 20 | 31 | 30 | 46 | 8 | 10 | 44 | 43 | 8 | 25 | 11 | 28 | 30 | 48 | 15 | 41 | 40 |
Wind waves Height (m) Direction Period (s) | ENE 5 | 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 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 32 | 41 | 62 | 107 | 143 | 156 | 181 | 193 | 179 | 185 | 169 | 169 | 164 | 190 | 245 | 339 | 360 | 336 | 303 | 289 | 244 | 299 | 352 | 385 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 41 | 41 | 42 | 41 | 45 | 45 | 41 | 41 | 41 | 41 | 41 | 123 | 47 | 45 | 47 | 45 | 41 | 42 | 45 | 45 | 47 | 45 | 47 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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