Ko Olina Resort surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 am Tuesday 21 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Ko Olina Resort surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ko Olina Resort sea temperature is
24.7° C
(Which is normal for this time of year)

How big are the waves at Ko Olina Resort today?

The current surf forecast for Ko Olina Resort at 7AM is: 0.6m 15s primary swell from a West direction (forecast issued at 01:00am April 21). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (21 Apr)2ft (0.6m)16s
Afternoon (21 Apr)2.5ft (0.7m)16s
Evening (21 Apr)2.5ft (0.8m)14s

Table - waves today at Ko Olina Resort. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
1
1
2
2
0
1
1
2
2
2
3
1
1
1
1
1
1
1
1
1
1
1
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
W
0.6
W
0.7
W
0.6
W
0.6
W
0.7
W
0.8
W
0.8
W
0.8
W
0.8
W
1
NW
0.8
W
0.8
W
0.8
W
0.8
W
0.8
W
0.8
W
0.7
W
0.7
W
0.6
W
0.6
W
0.6
W
0.6
W
0.6
W
Period(s) (?)131415161516151414141414141413131313131313131314
Wave
Graph
(?)Metric surfscale
Energy kJ (?)123129213179172237302268268264412261250236229225222171168119121121115153
Wind
(km/h)
0
W
0
SSE
0
SSE
0
S
5
SSW
10
SW
10
W
5
NW
5
NNE
5
E
5
ENE
5
ENE
0
S
0
SW
5
WNW
5
NNE
10
ENE
10
NE
10
NE
10
NE
10
ENE
10
ENE
15
NNE
20
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassglassglasscross-
on
oncross-
on
glasscross-
off
offglassglassglassglassglassglassoffoffoffoffoffoffcross-
off
cross-
off
High Tide
/ height (m)
5:39AM
0.20
7:51PM
0.70
7:11AM
0.18
9:00PM
0.66
10:08AM
0.19
Low Tide
/ height (m)
3:09AM
0.19
11:22AM
0.06
4:53AM
0.17
12:10PM
0.11
5:47AM
0.14
1:28PM
0.17
Tuesday
21
Wednesday
22
Thursday
23
Sunrise---6:07-------6:07-------6:07----
Sunset------6:52-------6:53-------6:53-
part cloud
thunderstorm
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
Rain (mm)
-1----------------------
Temp. °C242423242424252424232323242425252423232324252523
Feels °C (?)282826282626272727262626272728282625252425262522
  • 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 Ko Olina Resort 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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