Kanaha surfForecast / HAW – Maui / USA

information circle48hr Weather and Surf, issued 1 am Tuesday 21 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Kanaha surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kanaha sea temperature is
24.5° C
(Which is normal for this time of year)

How big are the waves at Kanaha today?

The current surf forecast for Kanaha at 8AM is: 0.8m 8s primary swell from a North-northeast direction and 0.6m 8s secondary swell from a East direction (forecast issued at 01:00am April 21). The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (21 Apr)2.5ft (0.8m)8s
Afternoon (21 Apr)3ft (0.9m)8s
Evening (21 Apr)2.5ft (0.7m)16s

Table - waves today at Kanaha. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
2
1
1
1
1
1
2
2
2
3
3
3
3
3
3
2
2
3
3
2
1
1
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.9
ESE
0.4
WNW
0.8
NNE
0.8
NNE
0.8
NNE
0.9
NNE
0.9
NNE
0.7
NNE
0.9
NNE
1
NNE
1.3
NNE
1.3
NNE
1.3
NNE
1.3
NNE
1.3
NNE
1.2
NNE
1.2
NNE
1.1
NNE
1.1
NNE
1.1
NNE
1
NNE
1
NNE
0.9
NNE
0.9
NNE
Period(s) (?)713788881615141414131312121212111111111010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)9158626467100104220353400668613577560510412405311286270222218187144
Wind
(km/h)
10
E
5
ESE
0
SSE
0
W
5
NNE
5
E
5
E
5
ENE
10
ENE
5
ENE
5
ENE
5
E
10
ENE
10
ENE
10
ENE
10
NE
10
NE
10
NE
10
NE
10
NE
10
NNE
15
NNE
20
NNE
20
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
glassglassglassglassglasscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrosscross-
off
cross-
off
crosscrosscrosscrosscross
High Tide
/ height (m)
3:11AM
0.50
6:44PM
0.86
8:06PM
0.82
Low Tide
/ height (m)
12:42AM
0.47
10:26AM
0.07
11:12AM
0.15
12:21PM
0.24
Tuesday
21
Wednesday
22
Thursday
23
Sunrise---6:01-------6:01-------6:01----
Sunset------6:45-------6:46-------6:46-
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C242323242423242424232324242424232323232324242423
Feels °C (?)262626272726272727262627262626252424252426242423
  • 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 Kanaha 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest