Kua Bay surf break

Kua Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Friday 17 Apr 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 1PM is: 0.4m 14s primary swell from a West direction (forecast issued at 07:00am April 17). An open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (17 Apr)1.5ft (0.4m)13s
Afternoon (17 Apr)1.5ft (0.4m)14s
Evening (17 Apr)1.5ft (0.4m)13s

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


Updates in  hr  min  s Forecast update imminent
Friday
17
Saturday
18
Sunday
19
Mon
20
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
Swell
Height Map
Wave Height (m) & direction (?)
0.3
W
0.4
W
0.3
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.4
W
0.3
W
0.3
W
0.3
W
0.3
W
0.4
W
0.5
W
0.5
W
Period(s) (?)141313141413131313131312121212121214141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)335531606255505052525147464646474736373737548587
Wind
(km/h)
5
N
5
N
10
WNW
15
SW
10
SW
5
SSW
0
NNW
5
N
0
SE
5
SSW
10
W
15
W
10
WNW
5
SW
5
S
10
SSW
5
NNW
15
N
10
WSW
20
SSW
15
SSW
15
SSW
5
WNW
10
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
on
oncrosscross-
off
cross-
off
glasscross-
on
glasscross-
off
cross-
on
cross-
on
cross-
on
glassglasscross-
off
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
glasson
High Tide
/ height (m)
3:24AM
0.53
4:17PM
0.86
4:01AM
0.46
5:00PM
0.88
4:40AM
0.40
5:47PM
0.88
Low Tide
/ height (m)
9:22AM
-0.00
10:55PM
0.15
9:52AM
-0.01
11:52PM
0.16
10:25AM
0.00
12:55AM
0.18
Friday
17
Saturday
18
Sunday
19
Mon
20
Sunrise-6:03-------6:03-------6:03------
Sunset----6:42-------6:43-------6:43---
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
cloud
Rain (mm)
---------------------1--
Temp. °C242426262625242424252625252424242424252526242424
Feels °C (?)282728282828272728282827282727262725272527262827
  • 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 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.


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