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Chinamans Hat/Mokolii Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Saturday 18 Apr 2026 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
24.3° 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 8AM is: 1.0m 5s primary swell from a East direction and 0.3m 12s secondary swell from a Northwest direction (forecast issued at 01:00am April 18). An open ocean swell of 0.3m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 3.5ft (1.1m) | 5s |
| Afternoon (18 Apr) | 4.5ft (1.3m) | 6s |
| Evening (18 Apr) | 4.5ft (1.3m) | 6s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
| 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) (?) | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 13 | 12 | 12 | 6 | 6 | 6 | 11 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 42 | 42 | 35 | 52 | 97 | 108 | 144 | 132 | 112 | 94 | 76 | 58 | 56 | 56 | 47 | 49 | 48 | 59 | 61 | 66 | 31 | 55 | 43 | 36 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- on | cross |
High Tide / height (m) | 1:38AM 0.47 | 3:42PM 0.82 | 1:59AM 0.42 | 4:35PM 0.81 | 2:12AM 0.37 | 5:35PM 0.77 | ||||||||||||||||||
Low Tide / height (m) | 9:18PM 0.20 | 8:39AM -0.20 | 10:16PM 0.24 | 9:13AM -0.21 | 11:26PM 0.28 | 9:52AM -0.18 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - |
 | | |  |  | |  |  | |  | | | | | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - |
| Temp. °C | 23 | 23 | 22 | 23 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 25 | 26 | 24 | 24 | 24 | 27 | 26 | 24 | 25 | 24 | 23 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 |
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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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