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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 Monday 12 Jan 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
26.0° C
 (Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Kua Bay today?

The current surf forecast for Kua Bay at 5AM is: 0.6m 14s primary swell from a North-northwest direction and 0.4m 12s secondary swell from a West-northwest direction (forecast issued at 01:00am January 12). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (12 Jan)1.5ft (0.5m)14s
Afternoon (12 Jan)1.5ft (0.5m)14s
Evening (12 Jan)2.5ft (0.7m)16s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
12
Tuesday
13
Wednesday
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
2
2
1
0
0
1
0
2
2
2
2
2
2
3
3
2
2
2
2
1
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
NNW
0.6
NNW
0.6
NNW
0.5
NNW
0.5
NNW
0.5
NNW
0.5
NW
0.7
NW
0.9
NNW
1.1
NNW
0.8
N
1.2
NW
1.2
NW
1.1
NW
1.1
NW
1.1
NW
1
NW
0.9
WNW
0.9
NW
0.9
NW
0.8
WNW
0.7
NW
0.6
NW
0.6
NW
Period(s) (?)151514141414171616161416151514141413131313131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)176167163113104118148264435620243720693543476463384313257253219172132128
Wind
(km/h)
5
WSW
15
SSW
15
SSW
10
S
15
WSW
10
WSW
10
WNW
15
NNE
10
NE
10
NNE
10
NE
10
NE
5
WSW
5
W
5
NW
0
NNE
5
S
5
SSE
5
S
5
SW
10
SW
30
SSW
30
SSW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
off		cross-
off		cross-
off		crosscross-
on		oncross-
on		crosscross-
on		crosscrosscross-
on		cross-
on		glassglassglassoffcross-
off		glasscrosscross-
off		cross-
off		cross-
off
High Tide
/ height (m)
12:13AM
0.62
9:48AM
0.34
1:02AM
0.68
11:47AM
0.30
1:44AM
0.72
1:05PM
0.29
Low Tide
/ height (m)
8:13AM
0.33
4:52PM
0.14
8:56AM
0.28
5:45PM
0.13
9:23AM
0.23
6:36PM
0.11
Monday
12
Tuesday
13
Wednesday
14
Sunrise---7:01-------7:01-------7:01----
Sunset------6:02-------6:04-------6:04-
part cloud
clear
clear
clear
clear
part cloud
part cloud
rain showers
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
Rain (mm)
-------1----------------
Temp. °C232322232424242323232223242424232323232324252423
Feels °C (?)252422232425262424242324262727262525252626212121
  • 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 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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