Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 am Tuesday 30 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
25.2° 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 5AM is: 1.8m 14s primary swell from a North-northwest direction and 0.4m 11s secondary swell from a Northeast direction, 1.1m 7s secondary swell from a East direction (forecast issued at 01:00am December 30). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (30 Dec)6ft (1.8m)14s
Afternoon (30 Dec)6ft (1.8m)14s
Evening (30 Dec)6.5ft (2.0m)16s

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

Updates in  hr  min  s Forecast update imminent
Tuesday
30
Wednesday
31
Thursday
01
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
1
1
3
1
1
2
2
1
1
1
0
1
0
1
0
0
0
0
1
0
0
1
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.8
NNW
1.8
NNW
1.8
NNW
1.7
NNW
1.8
NNW
1.8
NNW
1.9
NNW
2
NNW
2
NNW
2.1
NNW
2.1
NNW
2
NNW
1.9
NNW
1.8
NNW
1.7
NNW
1.7
NNW
1.6
NNW
1.6
N
1.5
N
1.4
NNW
1.4
N
1.4
N
1.3
N
1.3
N
Period(s) (?)151514141414141616151414141313141313131312121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1567133713191240129912441325189418941847179715701284108910581172958892775638574556480461
Wind
(km/h)
20
ENE
20
ENE
15
E
15
ENE
25
E
20
E
15
E
15
E
20
ENE
20
ENE
20
ENE
20
E
20
E
20
E
20
ENE
20
ENE
25
ENE
25
E
20
E
20
E
20
E
20
E
20
E
20
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crosscross-
on
crosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
cross-
on
High Tide
/ height (m)
12:19AM
0.75
8:14AM
0.44
1:00AM
0.86
9:38AM
0.39
1:41AM
0.93
11:04AM
0.36
Low Tide
/ height (m)
7:40AM
0.39
5:09PM
-0.14
8:39AM
0.34
5:55PM
-0.19
9:12AM
0.30
6:43PM
-0.22
Tuesday
30
Wednesday
31
Thursday
01
Sunrise---7:07-------7:07-------7:09----
Sunset------5:59-------5:59-------6:00-
part cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
Rain (mm)
----1-------------------
Temp. °C242323232424242323232323242424232323222224242423
Feels °C (?)242223242223242322222222222323212120202123222322
  • 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

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