Chinamans Hat/Mokolii surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 pm Monday 19 Jan 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
24.6° 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 9PM is: 0.8m 13s primary swell from a Northwest direction and 1.1m 7s secondary swell from a East direction (forecast issued at 01:00pm January 19). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (19 Jan)4ft (1.2m)14s
Afternoon (19 Jan)3.5ft (1.0m)13s
Evening (19 Jan)2.5ft (0.8m)13s

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

Updates in  hr  min  s Forecast update imminent
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
1
1
2
2
1
1
2
2
3
3
1
2
2
2
2
1
2
1
0
0
0
0
0
1
Swell
Height Map
Wave Height (m) & direction (?)
1.1
NW
1
NW
0.9
NW
0.9
NW
0.8
NW
0.8
NW
0.5
NW
0.6
NW
1
NW
1
NW
0.9
NW
1
NW
0.9
NW
0.8
NW
0.6
NW
0.8
NW
1.1
NW
1.1
NW
1.1
NW
1
NW
1
NW
1
NW
1.1
NW
1.1
NW
Period(s) (?)141313131212181216151514141318161615141414141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)500342286249184178150124492444355398331250246318553485466401395390422451
Wind
(km/h)
20
E
10
E
10
S
15
SSE
10
ESE
10
ESE
5
SE
0
SW
10
SSW
5
WSW
10
NNW
5
NNW
5
SE
5
NW
5
WNW
15
NE
5
E
15
N
20
NNE
20
NNE
20
NE
15
NE
15
NNE
15
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
offcross-
off
crosscrosscross-
off
glassoffglasscross-
on
glassglassglasscrossoncross-
on
ononononcross-
on
onon
High Tide
/ height (m)
1:50PM
0.38
3:52AM
0.82
2:36PM
0.39
4:14AM
0.80
3:27PM
0.40
4:32AM
0.76
Low Tide
/ height (m)
10:18AM
0.23
8:38PM
-0.13
10:44AM
0.20
9:11PM
-0.09
11:10AM
0.16
9:44PM
-0.02
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Sunrise-------7:11-------7:11-------7:11
Sunset--6:12-------6:13-------6:13-----
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
cloud
cloud
rain showers
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
light rain
Rain (mm)
---------------1-------1
Temp. °C232424232323222224262524232221212323222222212121
Feels °C (?)202423222323232423262525242322212423212021212021
  • 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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