Surf Forecasts:
How big are the waves at Big Lefts today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 4.5ft (1.3m), 6s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4.5ft (1.3m), 7s period with ENE swell.
- Evening surf: Evening surf (17 Jul, local time) - 4.5ft (1.3m), 7s period with ENE swell.
The current surf forecast for Big Lefts at 2AM is: 0.7m 14s primary swell from a Southwest direction and 0.9m 6s secondary swell from a East direction (forecast issued at 07:00pm July 16). An open ocean swell of 0.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 4.5ft (1.3m) | 6s |
| Afternoon (17 Jul) | 4.5ft (1.3m) | 7s |
| Evening (17 Jul) | 4.5ft (1.3m) | 7s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Fri morning, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||
Thu 16 | Friday 17 | Saturday 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) | SSW 17 | SSW 13 | SSW 16 | SW 14 | ENE 6 | ENE 6 | SW 16 | ENE 7 | SSW 16 | SSW 16 | SSW 15 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 195 | 158 | 306 | 211 | 145 | 149 | 149 | 134 | 196 | 191 | 222 | 214 | 187 | 350 | 400 | 355 | 337 | 368 | 335 |
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 |
High Tide | 5:59PM0.69m | 6:41AM0.30m | 6:36PM0.61m | 7:44AM0.34m | 7:11PM0.52m | ||||||||||||||
Low Tide | 1:08AM0.01m | 11:44AM0.08m | 1:42AM0.01m | 12:46PM0.16m | |||||||||||||||
 |  |  | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 24 | 24 | 24 | 25 | 24 | 25 | 24 | 24 | 24 | 25 | 25 | 23 | 23 | 22 | 21 | 22 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | W 14 | SSW 13 | ENE 6 | NE 7 | W 14 | W 14 | W 14 | W 14 | SSW 16 | SSW 16 | SSW 15 | NE 7 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 203 | 158 | 145 | 75 | 146 | 146 | 144 | 100 | 196 | 191 | 222 | 99 | 156 | 143 | 141 | 141 | 158 | 158 | 156 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | W 14 | SSW 16 | SW 14 | SSW 13 | SSW 12 | SW 16 | SSW 12 | W 14 | W 14 | W 13 | E 6 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 |
| kJ | 113 | 200 | 306 | 211 | 108 | 81 | 125 | 94 | 98 | 94 | 92 | 62 | 57 | 57 | 57 | 57 | 56 | 56 | 55 |
Swell 3 Height (m) Direction Period (s) | SSW 17 | SW 17 | W 14 | W 14 | SSW 15 | SSW 16 | SSW 12 | S 16 | SSW 12 | SSW 12 | SW 16 | SSW 14 | SW 15 | SW 15 | SW 15 | SW 15 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 195 | 76 | 148 | 148 | 89 | 95 | 55 | 129 | 55 | 54 | 63 | 147 | 60 | 55 | 55 | 55 | 8 | 8 | 16 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | — | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 |
| kJ | 122 | 140 | — | 59 | 145 | 149 | 149 | 134 | 134 | 154 | 154 | 214 | 187 | 350 | 400 | 355 | 337 | 368 | 335 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 29 | 29 | 29 | 29 | 0 | 29 | 29 | 29 | 36 | 29 | 29 | 0 | 29 | 36 | 36 | 36 | 36 | 29 | 29 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Big Lefts surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest