Surf Forecasts:
How big are the waves at Big Lefts today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 11ft (3.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 8ft (2.4m), 9s period with ENE swell.
- Evening surf: Evening surf (16 Aug, local time) - 6.5ft (2.0m), 8s period with ENE swell.
The current surf forecast for Big Lefts at 1AM is: 5.0m 10s primary swell from a East direction and 0.7m 14s secondary swell from a South direction, 0.4m 18s secondary swell from a South direction (forecast issued at 07:00pm August 15). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 11ft (3.5m) | 9s |
| Afternoon (16 Aug) | 8ft (2.4m) | 9s |
| Evening (16 Aug) | 6.5ft (2.0m) | 8s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 65mm), heaviest during Sun morning. Warm (max 27°C on Sun afternoon, min 25°C on Sat night). Winds decreasing (near gales from the ENE on Sat night, light winds from the ENE by Sun night). | |||||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | |||||||||||||||||
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 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 3546 | 4129 | 5437 | 4335 | 3276 | 1978 | 1302 | 951 | 754 | 588 | 460 | 404 | 335 | 291 | 276 | 260 | 260 | 253 | 242 |
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 | cross | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:54PM0.53m | 6:57AM0.47m | 6:24PM0.45m | 7:54AM0.49m | 6:52PM0.37m | ||||||||||||||
Low Tide | 00:30AM0.05m | 12:43PM0.20m | 00:58AM0.06m | 1:59PM0.25m | |||||||||||||||
 |  |  | | | |  | | | |  | | |  | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | 1 | — | 1 | 1 | 17 | 27 | 10 | 4 | 4 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 |
Feels °C | 21 | 20 | 20 | 20 | 22 | 23 | 25 | 25 | 27 | 27 | 28 | 27 | 26 | 25 | 25 | 25 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 14 | SSE 10 | SSE 10 | SSE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 14 | S 14 | ENE 7 | S 14 | S 14 |
| kJ | 168 | 171 | 173 | 184 | 151 | 495 | 360 | 951 | 754 | 588 | 460 | 404 | 335 | 291 | 264 | 260 | 222 | 253 | 242 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 18 | S 18 | S 18 | S 14 | S 17 | S 13 | SSE 8 | SSE 8 | SSE 8 | S 7 | S 7 | S 14 | S 14 | S 6 | SSW 6 | S 14 | SSW 6 | SW 6 |
| kJ | 80 | 57 | 99 | 101 | 178 | 147 | 115 | 264 | 196 | 143 | 127 | 92 | 334 | 264 | 35 | 14 | 260 | 12 | 8 |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | S 18 | SSW 13 | S 16 | S 13 | S 13 | S 13 | S 13 | S 14 | S 6 | S 6 | SW 18 | SSE 6 | SSW 6 | W 11 | W 11 |
| kJ | 30 | 30 | 30 | 30 | 99 | 54 | 133 | 160 | 212 | 166 | 166 | 250 | 66 | 47 | 50 | 11 | 14 | 9 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | SSE 8 | SSE 8 | — | ENE 8 | — | — | — | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 3546 | 4129 | 5437 | 4335 | 3276 | 1978 | 1302 | 527 | 382 | — | 315 | — | — | — | 276 | 237 | 148 | 193 | 193 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 199 | 199 | 207 | 216 | 158 | 158 | 159 | 43 | 43 | 43 | 6 | 0 | 0 | 29 | 29 | 29 | 29 | 29 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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