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Surf Forecasts:
Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Tuesday 09 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
25.5° 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 4PM is: 1.2m 14s primary swell from a Northwest direction and 0.8m 8s secondary swell from a East-northeast direction (forecast issued at 01:00pm December 09). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Dec) | 2.5ft (0.8m) | 14s |
| Afternoon (09 Dec) | 3.5ft (1.1m) | 14s |
| Evening (09 Dec) | 3.5ft (1.1m) | 14s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| 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) (?) | 14 | 14 | 14 | 14 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 293 | 478 | 548 | 478 | 1570 | 1580 | 1631 | 1571 | 1453 | 1220 | 1187 | 975 | 732 | 689 | 749 | 737 | 737 | 826 | 669 | 480 | 472 | 365 | 414 | 237 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | cross- on | glass | cross | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- on | on | cross- on | cross- on | on | on | on | cross- on |
High Tide / height (m) | 4:05PM 0.28 | 7:09AM 0.74 | 7:50PM 0.29 | 7:47AM 0.67 | 10:27PM 0.38 | |||||||||||||||||||
Low Tide / height (m) | 3:25PM 0.25 | 11:20PM 0.09 | 3:42PM 0.21 | 12:15AM 0.20 | 4:03PM 0.16 | 1:43AM 0.31 | ||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 |
| Sunset | - | - | 5:49 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - |
 |  | |  | | | | | | | | | | | |  |  | | |  |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 25 | 26 | 25 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 |
| Feels °C (?) | 27 | 26 | 26 | 27 | 25 | 25 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 23 | 23 | 24 | 22 | 24 | 24 | 24 | 23 | 23 | 23 | 23 |
- 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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