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Surf Forecasts:
Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Monday 08 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 normal for this time of year)How big are the waves at Chinamans Hat/Mokolii today?
The current surf forecast for Chinamans Hat/Mokolii at 3AM is: 0.9m 12s primary swell from a North-northwest direction and 1.2m 8s secondary swell from a East direction (forecast issued at 01:00am December 08). An open ocean swell of 0.4m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 3.5ft (1.1m) | 8s |
| Afternoon (08 Dec) | 1.5ft (0.5m) | 15s |
| Evening (08 Dec) | 2ft (0.6m) | 16s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 11 | 8 | 11 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 254 | 203 | 196 | 145 | 142 | 126 | 119 | 157 | 145 | 206 | 251 | 248 | 293 | 416 | 548 | 478 | 1400 | 1561 | 1631 | 1571 | 1472 | 1220 | 1203 | 975 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | glass | glass | glass | glass | glass | cross- off | glass | off | cross- off | cross- off |
High Tide / height (m) | 5:38AM 0.88 | 6:26AM 0.81 | 4:05PM 0.28 | 7:09AM 0.74 | 7:50PM 0.29 | |||||||||||||||||||
Low Tide / height (m) | 9:47PM -0.10 | 10:33PM -0.02 | 3:25PM 0.25 | 11:20PM 0.09 | 3:42PM 0.21 | |||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:58 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:49 | - |
 |  | |  | |  | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 23 | 23 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 25 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 24 | 26 | 26 | 23 |
| Feels °C (?) | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 23 | 23 | 23 | 24 | 24 | 26 | 27 | 27 | 26 | 26 | 24 | 24 | 24 | 26 | 26 | 26 | 24 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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