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Surf Forecasts:
Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Saturday 13 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Chinamans Hat/Mokolii surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chinamans Hat/Mokolii sea temperature is
25.6° C
(Which is slightly warmer than usual)How big are the waves at Chinamans Hat/Mokolii today?
The current surf forecast for Chinamans Hat/Mokolii at 5PM is: 1.1m 10s primary swell from a North direction and 0.4m 8s secondary swell from a East direction (forecast issued at 01:00pm December 13). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 4.5ft (1.3m) | 11s |
| Afternoon (13 Dec) | 4ft (1.2m) | 11s |
| Evening (13 Dec) | 3.5ft (1.0m) | 10s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 16 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 15 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 400 | 326 | 270 | 216 | 164 | 125 | 96 | 85 | 141 | 272 | 331 | 656 | 570 | 495 | 563 | 780 | 681 | 1649 | 1581 | 1407 | 1227 | 1048 | 888 | 861 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | cross- off | glass | glass | glass | glass | glass | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | off |
High Tide / height (m) | 8:44AM 0.54 | 12:18AM 0.61 | 9:07AM 0.49 | 12:49AM 0.69 | 9:34AM 0.45 | 1:16AM 0.76 | ||||||||||||||||||
Low Tide / height (m) | 4:44PM 0.05 | 5:52AM 0.40 | 5:05PM 0.01 | 7:14AM 0.38 | 5:30PM -0.03 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 |
| Sunset | - | - | 5:50 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - |
 | | |  |  | | |  |  | | |  | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 2 | 2 | - | - | - | - | - | 4 | 1 | - | - | - | - | - | - |
| Temp. °C | 26 | 27 | 25 | 24 | 24 | 23 | 23 | 23 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
| Feels °C (?) | 24 | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 28 | 28 | 27 | 27 | 26 | 25 | 24 | 25 | 26 | 25 | 25 | 24 | 25 | 26 | 26 | 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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