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Surf Forecasts:

Cannons surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 1 pm Sunday 15 Mar 2026 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
24.8° C
 (Which is slightly warmer than usual)

How big are the waves at Cannons today?

The current surf forecast for Cannons at 6PM is: 2.5m 11s primary swell from a West direction and 0.7m 11s secondary swell from a North direction (forecast issued at 01:00pm March 15). The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (15 Mar)10ft (3.0m)10s
Afternoon (15 Mar)8ft (2.5m)11s
Evening (15 Mar)8ft (2.5m)10s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
3
3
3
3
4
4
3
3
3
4
4
3
4
3
2
3
2
2
3
2
2
2
3
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
3
W
3
W
2.5
W
2.5
WNW
2.4
WNW
2.2
WNW
2.1
WNW
2
WNW
1.8
WNW
1.7
WNW
1.5
NNW
1.6
NNW
1.7
NNW
1.3
NNW
1.7
NNW
1.7
NNW
1.8
NNW
1.8
NNW
2.3
NNW
2.5
NNW
2.4
NNW
2.3
NNW
2.2
NNW
2.1
NNW
Period(s) (?)101011111010101010101312121111121212141413131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)18371749154413241175951850757603561796771802412764833918933219722451975171215321365
Wind
(km/h)
20
WSW
25
WSW
20
WSW
15
WSW
15
WSW
10
SW
10
WSW
10
SW
5
SSW
10
W
10
W
10
WNW
5
W
10
W
5
WNW
5
N
10
NNE
10
NNE
10
NE
10
NE
10
ENE
10
E
10
E
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		offoffcross-
off		cross-
off		crosscross-
off		cross-
off		crossglassonononcross-
on		cross-
on		cross-
on		crosscross
High Tide
/ height (m)
12:55PM
0.23
1:28AM
0.55
1:31PM
0.30
1:55AM
0.54
2:09PM
0.37
2:22AM
0.51
Low Tide
/ height (m)
5:59PM
-0.04
7:36AM
0.02
6:43PM
-0.04
7:52AM
-0.01
7:28PM
-0.03
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Sunrise-------6:46-------6:45-------6:43
Sunset--6:46-------6:46-------6:47-----
part cloud
part cloud
clear
clear
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
Rain (mm)
------------------------
Temp. °C242424232222222224242323222222222222222221212121
Feels °C (?)222222222222222225252324242323242222232322222221
  • 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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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 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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