Surf Forecasts:
How big are the waves at Ko Olina Resort today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 4.5ft (1.4m), 16s period with S swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 4.5ft (1.3m), 15s period with S swell.
- Evening surf: Evening surf (13 Aug, local time) - 4.5ft (1.3m), 15s period with S swell.
The current surf forecast for Ko Olina Resort at 2AM is: 1.4m 16s primary swell from a South direction and 0.4m 12s secondary swell from a West-northwest direction (forecast issued at 07:00pm August 12). An open ocean swell of 1.2m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 4.5ft (1.4m) | 16s |
| Afternoon (13 Aug) | 4.5ft (1.3m) | 15s |
| Evening (13 Aug) | 4.5ft (1.3m) | 15s |
Table - waves today at Ko Olina Resort. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Thu morning, min 25°C on Thu night). Winds increasing (light winds from the NE on Wed night, strong winds from the ENE by Sat afternoon). | |||||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | |||||||||||||||||
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) | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 741 | 716 | 643 | 1029 | 1017 | 1004 | 858 | 826 | 763 | 743 | 636 | 636 | 636 | 606 | 496 | 496 | 496 | 405 | 399 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 4:00PM0.76m | 4:10AM0.37m | 4:33PM0.71m | 4:57AM0.42m | 5:03PM0.63m | ||||||||||||||
Low Tide | 10:56PM0.10m | 9:38AM0.06m | 11:20PM0.09m | 10:27AM0.12m | |||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 26 |
Feels °C | 25 | 25 | 25 | 26 | 27 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | E 8 | S 15 | E 8 | E 8 | S 14 | S 14 | S 14 |
| kJ | 741 | 716 | 643 | 1029 | 1017 | 1004 | 858 | 826 | 763 | 743 | 636 | 636 | 327 | 606 | 302 | 314 | 496 | 405 | 399 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | WNW 12 | E 7 | E 7 | E 7 | E 7 | SE 9 | W 12 | W 11 | W 11 | S 15 | W 12 | S 14 | S 14 | W 12 | W 11 | W 11 |
| kJ | 289 | 289 | 218 | 47 | 131 | 131 | 128 | 130 | 14 | 24 | 23 | 23 | 636 | 24 | 496 | 496 | 24 | 22 | 21 |
Swell 3 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | SSE 9 | WNW 12 | W 12 | W 12 | SE 9 | W 12 | NNW 8 | NNW 7 | NNW 7 | W 12 | NNW 7 | W 12 | N 6 | SE 12 | SSW 18 | NNW 8 |
| kJ | 48 | 47 | 47 | 8 | 28 | 25 | 25 | 14 | 25 | 6 | 5 | 5 | 23 | 5 | 25 | 10 | 21 | 30 | 6 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 7 | — | — | — | — | ENE 7 | E 7 | E 7 | E 8 | — | E 8 | — | E 8 | E 8 | E 8 | ENE 8 |
| kJ | 92 | 113 | 120 | 131 | — | — | — | — | 186 | 243 | 257 | 328 | — | 328 | — | 391 | 359 | 397 | 438 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 156 | 2 | 2 | 0 | 0 | 0 | 5 | 157 | 156 | 11 | 5 | 2 | 2 | 17 | 17 | 156 | 21 | 11 | 17 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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