Surf Forecasts:
How big are the waves at Big Lefts today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 7ft (2.1m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 7ft (2.1m), 7s period with ENE swell.
- Evening surf: Evening surf (18 Oct, local time) - 8ft (2.5m), 7s period with ENE swell.
The current surf forecast for Big Lefts at 12PM is: 2.0m 7s primary swell from a East-northeast direction and 0.5m 13s secondary swell from a South direction (forecast issued at 07:00am October 18). An open ocean swell of 0.7m 12s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 7ft (2.1m) | 7s |
| Afternoon (18 Oct) | 7ft (2.1m) | 7s |
| Evening (18 Oct) | 8ft (2.5m) | 7s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Sun morning, min 24°C on Sun night). Mainly strong winds. | |||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | |||||||||||||||||||||
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 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 419 | 408 | 394 | 394 | 484 | 604 | 675 | 749 | 727 | 555 | 588 | 620 | 672 | 727 | 763 | 604 | 481 | 481 | 623 | 604 | 708 | 640 | 681 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:27AM0.57m | 00:02AM0.25m | 11:21AM0.56m | 00:39AM0.31m | 12:05PM0.55m | ||||||||||||||||||
Low Tide | 6:32PM0.13m | 3:48AM0.21m | 6:52PM0.11m | 5:16AM0.20m | 7:10PM0.09m | ||||||||||||||||||
 |  | | | | | | | | | | | |  | | | | |  | | | | | |
 | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 21 | 21 | 20 | 21 | 20 | 21 | 21 | 19 | 19 | 21 | 21 | 21 | 21 | 21 | 20 | 22 | 22 | 20 | 20 | 20 | 21 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | N 13 | N 13 | N 12 | N 12 | N 12 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | SW 16 | SW 16 | N 10 | N 10 | SW 15 | SW 16 |
| kJ | 163 | 158 | 141 | 134 | 132 | 125 | 89 | 86 | 59 | 58 | 59 | 63 | 63 | 38 | 38 | 38 | 37 | 65 | 65 | 19 | 18 | 57 | 62 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | SW 17 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SW 16 | SW 16 | SW 16 | N 11 | N 11 | SW 15 | SSW 14 | N 10 | N 10 |
| kJ | 84 | 84 | 83 | 82 | 28 | 70 | 45 | 44 | 44 | 44 | 44 | 44 | 25 | 25 | 63 | 64 | 64 | 20 | 20 | 37 | 20 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SSW 18 | NW 14 | WNW 14 | SW 17 | S 12 | SW 16 | SW 17 | SW 17 | SW 17 | SW 17 | SW 15 | SW 15 | SW 15 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 |
| kJ | 51 | 31 | 33 | 19 | 75 | 27 | 69 | 70 | 73 | 75 | 73 | 57 | 57 | 59 | 25 | 23 | 22 | 21 | 21 | 21 | 21 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 419 | 408 | 394 | 394 | 484 | 604 | 675 | 749 | 727 | 555 | 588 | 620 | 672 | 727 | 763 | 604 | 481 | 481 | 623 | 604 | 708 | 640 | 681 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 39 | 129 | 45 | 128 | 128 | 129 | 129 | 39 | 128 | 45 | 39 | 158 | 45 | 45 | 129 | 39 | 30 | 39 | 158 | 158 | 159 | 159 | 158 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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