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Surf Forecasts:

Cannons surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 am Friday 21 Nov 2025 HST
Forecast update in hr  min  s Forecast update imminent
Cannons surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cannons sea temperature is
26.2° C
 (Which is normal for this time of year)

How big are the waves at Cannons today?

The current surf forecast for Cannons at 9AM is: 1.3m 13s primary swell from a Northwest direction (forecast issued at 07:00am November 21). An open ocean swell of 1.7m 8s is not directed at the surf break, a second open ocean swell of 2.0m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (21 Nov)4.5ft (1.3m)13s
Afternoon (21 Nov)3ft (0.9m)16s
Evening (21 Nov)3.5ft (1.1m)15s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
21
Saturday
22
Sunday
23
Mon
24
5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
0
1
0
2
2
2
1
2
2
3
3
2
2
2
3
3
3
3
1
1
2
2
2
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
NW
1.4
NW
1.1
NW
1.1
NW
0.9
NW
1.1
NW
0.9
NW
1.1
NW
1.8
NW
2
NW
2.1
NW
2.1
NW
2.1
NW
2
NW
1.9
NW
1.8
NW
1.8
NW
1.8
NW
1.6
NW
1.6
NW
1.6
NW
1.6
NW
1.5
NW
1.4
NW
Period(s) (?)131313131615181817171616161515141414141313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4946044184054275885408722018220623262241215717381526140213821238947919834821721649
Wind
(km/h)
20
E
20
ESE
15
ESE
15
ESE
15
ESE
15
E
15
E
15
ESE
15
ESE
15
ESE
15
E
15
E
15
E
15
ESE
10
ESE
10
ESE
15
ESE
15
ESE
15
E
15
E
15
ESE
15
ESE
15
ESE
15
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		crosscrosscrosscrosscrosscrosscrosscrosscrosscrosscross-
on		crosscrosscrosscrosscrosscrosscross-
on		crosscrosscrosscrosscross-
off
High Tide
/ height (m)
3:34AM
0.70
2:17PM
0.21
4:09AM
0.69
2:37PM
0.19
4:48AM
0.67
2:55PM
0.17
Low Tide
/ height (m)
10:33AM
0.15
7:49PM
-0.02
11:29AM
0.15
8:19PM
-0.01
12:46PM
0.15
8:50PM
0.00
Friday
21
Saturday
22
Sunday
23
Mon
24
Sunrise-6:54-------6:54-------6:54------
Sunset----5:52-------5:52-------5:52---
thunderstorm
mod rain
thunderstorm
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
Rain (mm)
12102-----------------1---
Temp. °C232324242423232323242525252423232323252625242323
Feels °C (?)242325252624242424262626262525252424262726262424
  • 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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cannons 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.

View detailed surf forecast for Cannons at:
surf-forecast.com

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