Surf Forecasts:
How big are the waves at Ko Olina Resort today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 3ft (0.9m), 13s period with S swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 2.5ft (0.8m), 13s period with S swell.
- Evening surf: Evening surf (15 Aug, local time) - 2.5ft (0.7m), 13s period with S swell.
The current surf forecast for Ko Olina Resort at 12PM is: 0.9m 13s primary swell from a South direction (forecast issued at 07:00am August 15). An open ocean swell of 1.1m 11s is not directed at the surf break, a second open ocean swell of 2.5m 9s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 3ft (0.9m) | 13s |
| Afternoon (15 Aug) | 2.5ft (0.8m) | 13s |
| Evening (15 Aug) | 2.5ft (0.7m) | 13s |
Table - waves today at Ko Olina Resort. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Sun morning. Warm (max 27°C on Sat morning, min 24°C on Sat night). Winds decreasing (near gales from the ENE on Sat night, light winds from the ENE by Sun night). | |||||||||||||||||||||||
Saturday 15 | Sunday 16 | Monday 17 | |||||||||||||||||||||
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) | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | SE 10 | SSE 10 | SSE 9 | SE 8 | SE 8 | SSE 8 | SSE 7 | S 14 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 289 | 284 | 280 | 168 | 222 | 168 | 225 | 176 | 833 | 970 | 688 | 1091 | 955 | 335 | 193 | 315 | 339 | 334 | 338 | 334 | 333 | 257 | 242 |
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 | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 5:45AM0.46m | 5:29PM0.55m | 6:36AM0.49m | 5:51PM0.47m | 7:32AM0.51m | 6:05PM0.40m | |||||||||||||||||
Low Tide | 11:19AM0.18m | 00:07AM0.09m | 12:16PM0.25m | 00:30AM0.09m | 1:28PM0.30m | ||||||||||||||||||
 |  |  | | |  |  |  |  |  |  | | |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | 1 | 9 | 12 | 7 | 4 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 24 | 25 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 24 | 24 | 23 | 22 | 22 | 20 | 20 | 21 | 19 | 23 | 25 | 27 | 29 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 25 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | E 11 | S 13 | S 13 | S 13 | S 13 | N 7 | SE 10 | SSE 10 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 289 | 284 | 286 | 168 | 222 | 168 | 225 | 59 | 833 | 970 | 688 | 504 | 541 | 335 | 240 | 223 | 186 | 155 | 151 | 138 | 117 | 117 | 114 |
Swell 2 Height (m) Direction Period (s) | W 11 | NNW 8 | S 13 | WNW 13 | WNW 13 | S 17 | WNW 13 | S 13 | NNE 7 | NNE 7 | S 12 | ENE 9 | E 8 | ENE 8 | SSE 7 | SSE 7 | S 6 | S 6 | S 14 | S 14 | S 14 | S 14 | S 14 |
| kJ | 21 | 12 | 280 | 33 | 57 | 95 | 57 | 176 | 69 | 45 | 113 | 463 | 331 | 284 | 193 | 118 | 86 | 81 | 338 | 334 | 333 | 257 | 242 |
Swell 3 Height (m) Direction Period (s) | NNW 8 | W 11 | WNW 11 | S 16 | NNW 8 | WNW 13 | S 18 | S 18 | S 14 | S 13 | S 16 | S 16 | S 16 | S 16 | S 13 | S 14 | S 15 | S 14 | SSE 6 | SSE 6 | S 6 | SSE 6 | SSE 6 |
| kJ | 12 | 21 | 24 | 44 | 7 | 57 | 101 | 99 | 200 | 115 | 192 | 185 | 183 | 181 | 123 | 315 | 339 | 334 | 36 | 26 | 32 | 13 | 13 |
Wind waves Height (m) Direction Period (s) | E 9 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | SE 8 | SE 8 | — | ESE 8 | — | — | — | — | ENE 7 | — | — | — |
| kJ | 653 | 841 | 878 | 1915 | 2700 | 3169 | 3703 | 2457 | 1155 | 755 | 586 | 1091 | 955 | — | 483 | — | — | — | — | 125 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 170 | 170 | 171 | 171 | 171 | 179 | 179 | 157 | 178 | 159 | 29 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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