Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 pm Friday 19 Dec 2025 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
25.4° C
(Which is slightly warmer than usual)


How big are the waves at Chinamans Hat/Mokolii today?

The current surf forecast for Chinamans Hat/Mokolii at 3AM is: 1.7m 11s primary swell from a North direction and 0.6m 9s secondary swell from a East direction (forecast issued at 07:00pm December 19). The wind direction is predicted to be offshore and the swell rating is 3.

Time (HST) & DateWave HeightWave Period
Morning (20 Dec)5ft (1.6m)11s
Afternoon (20 Dec)5ft (1.6m)11s
Evening (20 Dec)6ft (1.9m)13s

Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Friday
19
Saturday
20
Sunday
21
Monday
22
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
3
3
3
3
3
3
4
3
4
4
3
2
2
1
2
2
0
0
1
1
1
0
0
1
Swell
Height Map
Wave Height (m) & direction (?)
1.7
N
1.7
N
1.7
N
1.7
N
1.7
N
1.7
N
1.6
N
1.6
N
1.9
N
1.9
N
1.9
N
1.8
N
1.7
N
1.6
N
1.6
N
1.5
N
1.5
N
1.4
N
1.4
N
1.3
N
1.4
N
1.4
N
1.9
ENE
2
ENE
Period(s) (?)1111111111111111131312121211111111111111111177
Wave
Graph
(?)Metric surfscale
Energy kJ (?)733720720721721708617610123311781071885749655652553553482474408467459323372
Wind
(km/h)
5
SSW
5
S
5
S
5
SSW
5
SW
5
SW
5
ENE
10
NNE
5
NNE
5
ENE
10
E
10
E
10
E
15
E
15
E
15
E
20
E
20
E
20
E
25
E
25
E
25
E
25
E
20
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassoffoffglassglassglassonglassglasscross-
on
crosscrosscross-
on
crosscrosscross-
on
cross-
on
crosscrosscrosscross-
on
crosscross
High Tide
/ height (m)
3:17AM
0.83
12:41PM
0.37
3:52AM
0.83
1:16PM
0.36
4:27AM
0.82
1:53PM
0.35
Low Tide
/ height (m)
7:33PM
-0.12
10:26AM
0.30
8:07PM
-0.12
11:07AM
0.29
8:42PM
-0.11
11:50AM
0.29
Friday
19
Saturday
20
Sunday
21
Monday
22
Sunrise-----7:03-------7:03-------7:05--
Sunset5:52-------5:52-------5:53-------
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
clear
part cloud
part cloud
part cloud
clear
Rain (mm)
111-11-----------1------
Temp. °C252424242324252525242423232325252424242424242425
Feels °C (?)282727272627282728272725252426262424242424232325
  • 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

Latest Updates

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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