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Big Lefts surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Wednesday 15 Oct 2025 HST
How big are the waves at Big Lefts today?
The current surf forecast for Big Lefts at 5AM is: 0.5m 15s primary swell from a Southwest direction (forecast issued at 01:00am October 15). An open ocean swell of 0.6m 14s is not directed at the surf break, a second open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Oct) | 1.5ft (0.4m) | 16s |
| Afternoon (15 Oct) | 1.5ft (0.4m) | 10s |
| Evening (15 Oct) | 1.5ft (0.4m) | 18s |
Table - waves today at Big Lefts. (Swell directed towards the surf break)
Wednesday 15 | Thursday 16 | Friday 17 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 15 | 16 | 10 | 10 | 13 | 18 | 14 | 14 | 12 | 14 | 14 | 17 | 16 | 16 | 16 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 82 | 103 | 104 | 98 | 36 | 37 | 70 | 78 | 73 | 79 | 81 | 81 | 81 | 142 | 175 | 171 | 125 | 137 | 173 | 247 | 247 | 265 | 273 | 325 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | 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 / height (m) | 12:41AM 0.28 | 12:10PM 0.62 | 1:23AM 0.35 | 12:55PM 0.59 | 1:58AM 0.42 | 1:32PM 0.55 | ||||||||||||||||||
Low Tide / height (m) | 5:04AM 0.18 | 7:27PM 0.06 | 6:21AM 0.18 | 7:50PM 0.05 | 7:22AM 0.17 | |||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:06 | - | - | - | - | - | - | - | 6:05 | - |
 | |  |  |  | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 |
| Feels °C (?) | 25 | 23 | 24 | 23 | 24 | 23 | 23 | 22 | 23 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 23 | 24 | 23 | 24 | 23 |
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Live Wave Height (m)
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for HAW - Oahu
Continuing clean conditions at Big Lefts (calm at BUOY-OOUH1 2 km from Big Lefts). 0.8m 8s swell from the ESE with a 0.8m 5s windswell from the ENE and a 0.3m 10s swell from the S. 3 swells combining to make bigger set waves.
1 h 13 min ago
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