Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 pm Friday 17 Apr 2026 HST
Forecast 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 1AM is: 0.9m 5s primary swell from a East-northeast direction and 0.3m 8s secondary swell from a East direction (forecast issued at 07:00pm April 17). An open ocean swell of 0.3m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (18 Apr)4ft (1.2m)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
Friday
17
Saturday
18
Sunday
19
Monday
20
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
E
0.9
E
0.9
ENE
0.9
ENE
0.8
ENE
1.1
E
1.3
E
1.3
E
1.3
E
1.3
E
1.2
E
1.2
E
1.1
E
1
E
0.9
E
0.4
NW
0.4
NW
1
E
0.9
E
0.9
E
1
E
0.9
E
0.5
NNE
0.8
E
Period(s) (?)75555556666666613136666667
Wave
Graph
(?)Metric surfscale
Energy kJ (?)20364345366093112132137116112927358484769525361482366
Wind
(km/h)
15
ENE
15
ENE
10
ENE
10
NE
15
NE
20
ESE
25
SE
15
E
15
E
15
ESE
15
ESE
15
E
15
E
15
ESE
15
ESE
5
ESE
10
ENE
10
ENE
15
ESE
15
ESE
15
ESE
10
ESE
10
ESE
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
oncross-
on
crosscross-
off
cross-
on
cross-
on
crosscrosscrosscrosscrosscrosscrosscross-
on
cross-
on
crosscrosscrosscrosscrosscross
High Tide
/ height (m)
2:54PM
0.79
1:38AM
0.47
3:42PM
0.82
1:59AM
0.42
4:35PM
0.81
2:12AM
0.37
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
Friday
17
Saturday
18
Sunday
19
Monday
20
Sunrise-----6:09-------6:09-------6:07--
Sunset6:51-------6:51-------6:52-------
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
thunderstorm
cloud
part cloud
part cloud
clear
clear
part cloud
Rain (mm)
-----------------1------
Temp. °C242323232323242524232322222324252424232323232424
Feels °C (?)252425262424232625242423232425282626242424242525
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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 Chinamans Hat/Mokolii 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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