Surf Forecasts:
How big are the waves at Ko Olina Resort today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 1.5ft (0.5m), 14s period with S swell.
The current surf forecast for Ko Olina Resort at 8AM is: 0.7m 14s primary swell from a South-southwest direction and 0.5m 13s secondary swell from a West direction (forecast issued at 01:00am July 18). An open ocean swell of 1.2m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2.5ft (0.7m) | 14s |
| Afternoon (18 Jul) | 2.5ft (0.7m) | 14s |
| Evening (18 Jul) | 1.5ft (0.5m) | 14s |
Table - waves today at Ko Olina Resort. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat morning, min 24°C on Sat night). Winds decreasing (fresh winds from the ENE on Sat afternoon, light winds from the ENE by Mon night). | ||||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
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) | SSW 14 | S 14 | SSW 14 | SSW 13 | SSW 14 | SSW 14 | S 14 | SSW 14 | SSW 12 | S 12 | S 12 | SSW 12 | SSW 13 | S 13 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 189 | 132 | 195 | 187 | 210 | 210 | 107 | 207 | 47 | 106 | 73 | 121 | 93 | 126 | 163 | 162 | 158 | 151 | 198 | 417 | 412 | 188 | 179 | 165 |
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 | off | cross-off | off | off | off |
High Tide | 7:16AM0.38m | 6:44PM0.56m | 8:28AM0.42m | 7:08PM0.48m | 9:44AM0.47m | 7:23PM0.40m | ||||||||||||||||||
Low Tide | 1:21AM0.10m | 12:14PM0.22m | 1:50AM0.10m | 1:25PM0.30m | 2:19AM0.10m | 3:17PM0.35m | ||||||||||||||||||
 | |  | | | |  | | | | | | |  | | | | | | | | | | | |
 | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 26 | 27 | 27 | 25 | 25 | 24 | 24 | 25 | 26 | 27 | 27 | 25 | 25 |
Feels °C | 25 | 23 | 22 | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 24 | 23 | 25 | 23 | 25 | 24 | 23 | 25 | 24 | 25 | 25 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | E 6 | E 7 | SSW 14 | SSW 13 | E 7 | SSW 14 | SSE 9 | SSW 14 | SE 9 | E 8 | E 8 | E 8 | E 8 | S 13 | SSW 12 | E 8 | E 8 | E 8 | E 8 | S 16 | S 16 | S 16 | S 13 | S 13 |
| kJ | 51 | 86 | 195 | 187 | 216 | 210 | 53 | 207 | 38 | 190 | 187 | 185 | 185 | 126 | 82 | 130 | 125 | 102 | 102 | 417 | 412 | 188 | 121 | 121 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | S 14 | W 13 | W 13 | SSW 14 | SE 9 | S 12 | SSE 9 | SSW 12 | S 12 | S 12 | SSW 12 | SSW 13 | S 18 | S 18 | SSW 11 | SSW 11 | S 17 | S 16 | NNE 7 | NNE 6 | S 13 | S 16 | S 15 |
| kJ | 189 | 132 | 87 | 87 | 210 | 36 | 75 | 54 | 47 | 106 | 73 | 121 | 93 | 107 | 163 | 73 | 71 | 151 | 198 | 17 | 11 | 119 | 179 | 165 |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | NNE 7 | SE 8 | W 13 | W 13 | S 14 | WNW 13 | NNE 7 | N 7 | N 7 | NNE 7 | NNE 7 | NNE 7 | NNE 6 | S 18 | S 18 | N 8 | SSW 12 | SW 18 | SW 18 | SW 18 | SW 17 | SSW 16 |
| kJ | 128 | 126 | 17 | 30 | 87 | 87 | 107 | 55 | 16 | 25 | 27 | 18 | 18 | 18 | 13 | 162 | 158 | 29 | 53 | 83 | 82 | 80 | 77 | 107 |
Wind waves Height (m) Direction Period (s) | ENE 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | — | — | — | — | E 8 | E 8 | — | E 8 | ENE 6 | E 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 |
| kJ | 80 | 107 | 131 | 154 | 290 | 235 | 227 | 217 | 187 | — | — | — | — | 161 | 157 | — | 182 | 61 | 127 | 99 | 117 | 143 | 172 | 139 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 4 | 10 | 10 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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