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Surf Forecasts:
China Walls surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Saturday 18 Apr 2026 HSTForecast update in hr min s Forecast update imminent
China Walls surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's China Walls sea temperature is
24.7° C
(Which is normal for this time of year)How big are the waves at China Walls today?
The current surf forecast for China Walls at 7PM is: 1.2m 6s primary swell from a East direction and 0.5m 12s secondary swell from a West direction (forecast issued at 01:00pm April 18). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 1.5ft (0.5m) | 12s |
| Afternoon (18 Apr) | 4ft (1.2m) | 6s |
| Evening (18 Apr) | 4ft (1.2m) | 6s |
Table - waves today at China Walls. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 6 | 6 | 6 | 6 | 12 | 12 | 6 | 11 | 13 | 13 | 13 | 14 | 14 | 6 | 13 | 14 | 14 | 14 | 13 | 13 | 14 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 75 | 75 | 98 | 112 | 91 | 73 | 45 | 44 | 46 | 64 | 83 | 84 | 87 | 91 | 96 | 59 | 83 | 103 | 103 | 103 | 85 | 87 | 134 | 118 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | glass | glass | glass | off | glass | glass | glass | glass | cross- on |
High Tide / height (m) | 4:17PM 0.67 | 3:56AM 0.19 | 5:07PM 0.67 | 4:43AM 0.14 | 6:03PM 0.65 | 5:47AM 0.10 | ||||||||||||||||||
Low Tide / height (m) | 9:14AM -0.12 | 11:37PM 0.03 | 9:47AM -0.11 | 12:49AM 0.03 | 10:26AM -0.08 | 2:11AM 0.04 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 |
| Sunset | - | - | 6:51 | - | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - | 6:51 | - | - | - | - | - |
 |  | |  | | | | | | | | |  | | |  | | | | | |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | - | - | - | - | - |
| Temp. °C | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 23 | 24 |
| Feels °C (?) | 26 | 25 | 22 | 23 | 23 | 23 | 22 | 21 | 25 | 26 | 25 | 24 | 25 | 26 | 27 | 28 | 29 | 27 | 27 | 27 | 27 | 28 | 26 | 27 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our China Walls surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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