Surf Forecasts:
How big are the waves at Sandy Beach today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 5ft (1.6m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2.5ft (0.8m), 14s period with S swell.
- Evening surf: Evening surf (17 Aug, local time) - 2.5ft (0.8m), 14s period with S swell.
The current surf forecast for Sandy Beach at 1AM is: 1.8m 8s primary swell from a East-northeast direction and 1.0m 7s secondary swell from a South direction (forecast issued at 07:00pm August 16). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 5ft (1.6m) | 8s |
| Afternoon (17 Aug) | 2.5ft (0.8m) | 14s |
| Evening (17 Aug) | 2.5ft (0.8m) | 14s |
Table - waves today at Sandy Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sun night. Warm (max 27°C on Sun night, min 24°C on Mon night). Mainly fresh winds. | |||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 14 | ENE 8 | S 14 | S 14 | S 14 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 790 | 549 | 428 | 418 | 357 | 334 | 334 | 260 | 260 | 253 | 242 | 170 | 172 | 165 | 141 | 139 | 147 | 163 | 119 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross |
High Tide | 5:21PM0.47m | 6:52AM0.50m | 5:48PM0.38m | 7:56AM0.52m | 6:10PM0.31m | ||||||||||||||
Low Tide | 00:11AM0.05m | 1:08PM0.25m | 00:39AM0.07m | 2:59PM0.27m | |||||||||||||||
 |  | | |  |  | | | | | | |  | |  | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — |
mm | 3 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 |
Feels °C | 26 | 28 | 28 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | ENE 7 | ENE 7 | S 13 | S 13 | S 13 |
| kJ | 790 | 549 | 428 | 418 | 357 | 291 | 334 | 260 | 260 | 253 | 242 | 170 | 167 | 165 | 141 | 139 | 119 | 119 | 119 |
Swell 2 Height (m) Direction Period (s) | S 13 | SSE 8 | S 7 | SSE 7 | S 14 | S 14 | S 6 | S 6 | SSE 5 | SSW 5 | WSW 6 | SW 6 | SW 6 | SW 16 | S 13 | S 13 | SW 18 | SW 18 | SW 18 |
| kJ | 160 | 204 | 131 | 75 | 334 | 334 | 23 | 15 | 6 | 5 | 8 | 10 | 10 | 69 | 121 | 119 | 80 | 80 | 80 |
Swell 3 Height (m) Direction Period (s) | S 16 | S 13 | S 13 | S 14 | S 6 | S 6 | SW 18 | SW 19 | SSW 5 | WSW 6 | SSW 5 | W 11 | E 9 | E 9 | SW 17 | SW 18 | W 13 | W 13 | W 12 |
| kJ | 183 | 162 | 166 | 250 | 51 | 36 | 50 | 55 | 5 | 8 | 2 | 10 | 15 | 15 | 74 | 78 | 31 | 29 | 26 |
Wind waves Height (m) Direction Period (s) | SSE 8 | SSE 8 | — | — | — | — | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | — | — | ENE 7 | ENE 7 | ENE 7 |
| kJ | 314 | 302 | — | — | — | — | 250 | 244 | 237 | 231 | 203 | 167 | 172 | 145 | — | — | 147 | 163 | 114 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 57 | 42 | 42 | 55 | 29 | 16 | 47 | 47 | 47 | 20 | 19 | 16 | 47 | 47 | 47 | 47 | 16 | 16 | 19 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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