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Surf Forecasts:
Aligator Rock surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Tuesday 16 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Aligator Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aligator Rock sea temperature is
25.7° C
(Which is slightly warmer than usual)Nearby Cam: 3km away, Pipeline Cam powered by EXPLORE.org
How big are the waves at Aligator Rock today?
The current surf forecast for Aligator Rock at 8AM is: 1.6m 13s primary swell from a North direction and 0.9m 12s secondary swell from a Northwest direction (forecast issued at 01:00am December 16). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 5ft (1.6m) | 13s |
| Afternoon (16 Dec) | 4.5ft (1.4m) | 12s |
| Evening (16 Dec) | 4ft (1.2m) | 12s |
Table - waves today at Aligator Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| 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 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 15 | 14 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1245 | 1033 | 1002 | 861 | 822 | 667 | 400 | 330 | 581 | 590 | 808 | 495 | 1175 | 1338 | 1198 | 824 | 725 | 644 | 752 | 1688 | 1859 | 1862 | 1344 | 1261 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 1:17AM 0.49 | 12:21PM 0.17 | 1:48AM 0.51 | 1:06PM 0.15 | 2:20AM 0.52 | 1:47PM 0.14 | ||||||||||||||||||
Low Tide / height (m) | 7:31AM 0.11 | 5:04PM -0.01 | 8:10AM 0.09 | 5:36PM -0.02 | 8:45AM 0.07 | 6:08PM -0.02 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:03 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - |
 | |  |  |  |  | |  |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | - | - | 1 | 1 | - | - | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | - | 1 | - | - |
| Temp. °C | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 25 | 25 | 25 | 24 |
| Feels °C (?) | 26 | 26 | 26 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 25 | 26 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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