Surf Forecasts:
How big are the waves at Castles Beach today (28 Aug):
- Morning surf: Morning surf (28 Aug, local time) - 5ft (1.5m), 6s period with ENE swell.
- Afternoon surf: Afternoon surf (28 Aug, local time) - 4.5ft (1.4m), 6s period with ENE swell.
- Evening surf: Evening surf (28 Aug, local time) - 5ft (1.5m), 6s period with ENE swell.
The current surf forecast for Castles Beach at 7AM is: 1.5m 6s primary swell from a East-northeast direction and 0.5m 16s secondary swell from a South direction, 0.4m 16s secondary swell from a East direction (forecast issued at 01:00am August 28). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Aug) | 5ft (1.5m) | 6s |
| Afternoon (28 Aug) | 4.5ft (1.4m) | 6s |
| Evening (28 Aug) | 5ft (1.5m) | 6s |
Table - waves today at Castles Beach. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun night. Warm (max 26°C on Fri afternoon, min 25°C on Fri morning). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||||||||||
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 6 | ENE 6 | 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 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 182 | 160 | 155 | 145 | 126 | 122 | 132 | 164 | 212 | 182 | 188 | 195 | 201 | 214 | 207 | 289 | 371 | 358 | 293 | 293 | 348 | 348 | 338 | 306 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 2:24AM0.59m | 2:58PM0.81m | 3:03AM0.63m | 3:17PM0.77m | 3:44AM0.66m | 3:35PM0.72m | ||||||||||||||||||
Low Tide | 8:19AM0.14m | 9:21PM0.22m | 8:54AM0.19m | 9:41PM0.18m | 9:31AM0.26m | 10:03PM0.15m | ||||||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 22 | 22 | 23 | 23 | 23 | 24 | 23 | 22 | 23 | 23 | 22 | 22 | 24 | 24 | 22 | 23 | 22 | 23 | 22 | 24 | 24 | 23 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 11 | S 12 | S 12 | S 12 | ENE 11 |
| kJ | 121 | 121 | 116 | 104 | 100 | 100 | 100 | 102 | 146 | 130 | 89 | 126 | 125 | 77 | 75 | 75 | 75 | 72 | 71 | 43 | 25 | 25 | 25 | 39 |
Swell 2 Height (m) Direction Period (s) | NNE 7 | NNE 7 | E 16 | E 16 | E 15 | E 15 | E 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 16 | SSW 16 | SSW 16 | S 12 |
| kJ | 16 | 9 | 79 | 78 | 70 | 104 | 103 | 100 | 60 | 55 | 55 | 54 | 54 | 54 | 54 | 29 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 25 |
Swell 3 Height (m) Direction Period (s) | E 17 | E 16 | NNE 7 | NNE 6 | NNE 6 | NNE 7 | N 7 | NNE 6 | NW 8 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | W 8 | S 20 | S 20 | SSW 15 |
| kJ | 24 | 45 | 9 | 8 | 8 | 10 | 4 | 8 | 3 | 13 | 13 | 12 | 12 | 12 | 29 | 28 | 28 | 28 | 26 | 26 | 1 | 8 | 7 | 23 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | 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 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 182 | 160 | 155 | 145 | 126 | 122 | 132 | 164 | 212 | 182 | 188 | 195 | 201 | 214 | 207 | 289 | 371 | 358 | 293 | 293 | 348 | 348 | 338 | 306 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 42 | 41 | 41 | 41 | 41 | 123 | 41 | 41 | 41 | 41 | 41 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 41 | 41 | 45 | 49 | 45 | 41 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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