Surf Forecasts:
How big are the waves at Big Lefts today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 8ft (2.5m), 8s period with E swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 8ft (2.5m), 8s period with E swell.
- Evening surf: Evening surf (25 Sep, local time) - 10ft (3.0m), 8s period with E swell.
The current surf forecast for Big Lefts at 7PM is: 3.0m 8s primary swell from a East direction and 0.7m 16s secondary swell from a Southwest direction, 0.5m 10s secondary swell from a South-southeast direction (forecast issued at 01:00pm September 25). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 8ft (2.5m) | 8s |
| Afternoon (25 Sep) | 8ft (2.5m) | 8s |
| Evening (25 Sep) | 10ft (3.0m) | 8s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Fri afternoon, min 24°C on Sat night). Winds decreasing (near gales from the ENE on Sat night, fresh winds from the E by Sun night). | |||||||||||||||||||||
Fri 25 | Saturday 26 | Sunday 27 | |||||||||||||||||||
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) | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 816 | 754 | 836 | 1114 | 1634 | 1631 | 1537 | 1670 | 1979 | 2160 | 2303 | 2476 | 2924 | 3235 | 3334 | 3529 | 3345 | 2895 | 2114 | 1787 | 1985 |
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 |
High Tide | 3:11PM0.56m | 3:46AM0.55m | 3:42PM0.52m | 4:25AM0.60m | 4:13PM0.45m | ||||||||||||||||
Low Tide | 9:02AM0.10m | 9:30PM0.05m | 9:50AM0.11m | 9:53PM0.03m | 10:41AM0.13m | 10:18PM0.02m | |||||||||||||||
 |  | |  | | | | | | | |  | |  | |  | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 22 | 22 | 22 | 21 | 20 | 20 | 20 | 20 | 21 | 19 | 19 | 19 | 19 | 18 | 17 | 18 | 20 | 20 | 21 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | SW 15 | SSW 15 | SSW 15 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSE 11 | S 11 |
| kJ | 322 | 318 | 248 | 242 | 298 | 294 | 373 | 381 | 267 | 464 | 452 | 322 | 392 | 387 | 382 | 377 | 362 | 339 | 325 | 214 | 247 |
Swell 2 Height (m) Direction Period (s) | N 9 | SSE 10 | SSE 11 | SSE 10 | SSE 11 | SSE 11 | SE 11 | SE 11 | SSW 14 | SE 11 | SE 11 | SE 11 | SW 11 | SW 11 | SE 11 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSW 14 | SSW 14 |
| kJ | 15 | 42 | 64 | 82 | 105 | 105 | 123 | 121 | 138 | 58 | 31 | 31 | 19 | 19 | 29 | 43 | 105 | 101 | 170 | 111 | 134 |
Swell 3 Height (m) Direction Period (s) | S 11 | N 9 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SSE 11 | SW 15 | NW 16 | SW 11 | WNW 15 | NW 15 | NW 15 | SW 11 | WNW 13 | WNW 13 | NNW 18 | SW 14 | SSW 18 |
| kJ | 21 | 14 | 37 | 37 | 72 | 71 | 37 | 73 | 78 | 33 | 65 | 31 | 21 | 54 | 54 | 18 | 17 | 17 | 31 | 100 | 121 |
Wind waves Height (m) Direction Period (s) | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 |
| kJ | 816 | 754 | 836 | 1114 | 1634 | 1631 | 1537 | 1670 | 1979 | 2160 | 2303 | 2476 | 2924 | 3235 | 3334 | 3529 | 3345 | 2895 | 2114 | 1787 | 1985 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 158 | 129 | 128 | 129 | 207 | 129 | 129 | 158 | 150 | 132 | 260 | 158 | 252 | 159 | 159 | 158 | 158 | 158 | 150 | 130 | 150 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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