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Big Lefts surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Tuesday 05 May 2026 HSTForecast update in hr min s Forecast update imminent
Big Lefts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big Lefts sea temperature is
25.2° C
(Which is slightly warmer than usual)How big are the waves at Big Lefts today?
The current surf forecast for Big Lefts at 9PM is: 0.8m 6s primary swell from a East direction and 0.3m 2s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 05). An open ocean swell of 0.5m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | 3.5ft (1.1m) | 7s |
| Afternoon (05 May) | 3ft (0.9m) | 6s |
| Evening (05 May) | 2.5ft (0.8m) | 6s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Tue afternoon, min 23°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 7 | E 7 | E 6 | E 6 | E 6 | E 6 | SSW 18 | SSW 18 | SSW 18 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | E 8 | E 8 | SSW 18 | S 18 | SSW 18 | SSW 18 | SSW 16 | |
107 | 89 | 36 | 51 | 38 | 40 | 60 | 102 | 102 | 47 | 85 | 85 | 85 | 146 | 84 | 98 | 72 | 21 | 32 | 106 | 162 | 104 | 106 | 85 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | cross | cross-off | glassy | off | off | glassy | glassy | 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 | 7:00PM0.55m | 6:46AM0.09m | 7:50PM0.53m | 8:23AM0.09m | 8:44PM0.51m | |||||||||||||||||||
Low Tide | 10:51AM-0.01m | 3:19AM0.06m | 11:27AM0.02m | 4:19AM0.05m | 12:15PM0.05m | 5:02AM0.03m | ||||||||||||||||||
 |  |  |  | | | | | | | | | | | | | | | |  | | | | | |
 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — |
 | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | 6:59 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
26 | 27 | 26 | 27 | 26 | 27 | 25 | 25 | 26 | 26 | 26 | 25 | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 22 | 23 | 24 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 8 | E 7 | E 8 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | N 12 | NNW 12 | NNW 12 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NNW 12 |
 kJ | 107 | 89 | 36 | 51 | 38 | 40 | 47 | 35 | 41 | 37 | 29 | 85 | 85 | 146 | 84 | 98 | 134 | 196 | 193 | 402 | 368 | 299 | 257 | 241 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | NNW 11 | E 7 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 10 | NW 10 | NW 10 | SSW 16 | NW 10 | NW 10 | NW 10 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | E 8 | E 8 | SSW 18 | E 8 | SSW 16 |
| kJ | 91 | 87 | 26 | 58 | 57 | 41 | 40 | 43 | 25 | 25 | 85 | 24 | 24 | 24 | 69 | 90 | 186 | 137 | 169 | 31 | 30 | 104 | 29 | 85 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | NW 11 | S 6 | SSE 6 | SSE 6 | SSW 18 | SSW 18 | SSW 18 | SSW 16 | NW 10 | SW 16 | SW 16 | NW 17 | NW 10 | NNW 12 | SSW 15 | E 8 | E 8 | SSW 18 | S 18 | SSW 14 | SSW 18 | SSW 13 |
| kJ | 50 | 29 | 59 | 11 | 6 | 6 | 60 | 102 | 102 | 47 | 25 | 40 | 65 | 46 | 14 | 30 | 72 | 21 | 32 | 106 | 162 | 41 | 106 | 35 |
Wind waves Height (m) Direction Period (s) | — | — | — | SSW 2 | S 5 | — | — | N 6 | N 6 | — | N 3 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NE 8 | E 8 | NE 4 | NE 4 | NE 4 | NE 4 | ENE 8 | NE 4 | E 8 |
| kJ | — | — | — | 1 | 9 | — | — | 3 | 6 | — | 4 | 49 | 35 | 37 | 58 | 67 | 49 | 11 | 11 | 15 | 14 | 63 | 7 | 41 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 17 | 21 | 16 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 5 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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