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Surf Forecasts:

Kua Bay surf break

Kua Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Thursday 12 Mar 2026 HST
Forecast update in hr  min  s Forecast update imminent
Kua Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kua Bay sea temperature is
25.3° C
 (Which is slightly warmer than usual)

How big are the waves at Kua Bay today?

The current surf forecast for Kua Bay at 4AM is: 0.8m 11s primary swell from a West-northwest direction (forecast issued at 01:00am March 12). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (12 Mar)2.5ft (0.8m)11s
Afternoon (12 Mar)3ft (0.9m)11s
Evening (12 Mar)3.5ft (1.0m)10s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Thursday
12
Friday
13
Saturday
14
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
1
1
1
1
0
2
0
2
1
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.7
WNW
0.7
WNW
0.8
WNW
0.8
WNW
0.9
WNW
0.9
WNW
0.9
WNW
1
W
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.8
WNW
0.7
WNW
0.7
WNW
0.6
WNW
0.6
W
0.7
W
0.7
WNW
0.9
W
1.1
W
1.2
W
1.3
W
1.4
W
Period(s) (?)1211111111111010101010101010101010101099988
Wave
Graph
(?)Metric surfscale
Energy kJ (?)14013314016119419118422117717317016713310210477709298139189209234279
Wind
(km/h)
15
S
10
SSE
10
SSE
10
SSE
30
S
15
SSE
15
N
5
SE
5
SE
5
NNE
5
ENE
10
SSE
30
SSW
35
SSW
25
S
35
S
40
S
45
S
45
S
50
S
45
S
45
S
45
S
40
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
on		glassoffglasscross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
11:33PM
0.62
11:53AM
0.26
12:34AM
0.66
1:01PM
0.30
1:17AM
0.70
1:40PM
0.35
Low Tide
/ height (m)
8:19AM
0.23
4:15PM
0.21
8:20AM
0.20
5:46PM
0.19
8:33AM
0.16
6:48PM
0.16
Thursday
12
Friday
13
Saturday
14
Sunrise---6:35-------6:33-------6:33----
Sunset------6:31-------6:32-------6:32-
clear
thunderstorm
clear
cloud
thunderstorm
light rain
rain showers
part cloud
part cloud
cloud
cloud
cloud
thunderstorm
light rain
mod rain
light rain
rain showers
thunderstorm
rain showers
mod rain
thunderstorm
thunderstorm
light rain
rain showers
Rain (mm)
-1--121-----126452691211
Temp. °C252424252524242424242424252423232424232325252525
Feels °C (?)262525262224242626262525232122202019181820202020
  • 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 Kua Bay 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 Kua Bay at:
surf-forecast.com

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