Kua Bay surf break

Kua Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Friday 20 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
25.2° C
(Which is slightly warmer than usual)

How big are the waves at Kua Bay today?

The current surf forecast for Kua Bay at 8PM is: 0.7m 10s primary swell from a North direction and 0.5m 12s secondary swell from a North direction, 0.6m 4s secondary swell from a Southwest direction (forecast issued at 01:00pm March 20). The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (20 Mar)2.5ft (0.7m)10s
Afternoon (20 Mar)2.5ft (0.7m)10s
Evening (20 Mar)2.5ft (0.8m)11s

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


Updates in  hr  min  s Forecast update imminent
Friday
20
Saturday
21
Sunday
22
Monday
23
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
1
0
0
0
1
0
0
0
1
1
0
1
0
1
0
0
1
0
1
1
1
Swell
Height Map
Wave Height (m) & direction (?)
0.7
N
0.8
N
0.7
N
0.7
N
0.4
WNW
0.3
SW
0.3
SW
0.8
N
0.4
WNW
0.4
WNW
0.3
SW
0.3
SW
0.5
WNW
0.4
WNW
0.5
W
0.4
WNW
0.4
NW
0.4
NW
0.4
NW
0.4
WNW
0.4
WNW
0.6
W
0.5
WNW
0.4
WNW
Period(s) (?)101010101319181112121818121211111615141414141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1001281001065457541444747494979546642625753808014610569
Wind
(km/h)
30
SSW
35
SSW
30
SSW
25
S
20
S
20
S
20
S
20
S
25
SSW
20
SSW
20
SSW
10
SSW
10
SSW
5
NW
10
SE
15
S
5
SSE
5
SSW
15
WSW
5
S
5
WSW
5
SSW
5
SSW
0
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
onoffcross-
off
cross-
off
glasscrossglasscross-
on
cross-
off
cross-
off
glass
High Tide
/ height (m)
5:16PM
0.76
5:00AM
0.53
6:01PM
0.78
5:32AM
0.45
6:52PM
0.77
6:06AM
0.37
Low Tide
/ height (m)
10:37AM
0.02
11:36PM
0.17
11:04AM
0.03
12:35AM
0.21
11:34AM
0.04
1:49AM
0.25
Friday
20
Saturday
21
Sunday
22
Monday
23
Sunrise-------6:26-------6:26-------6:24
Sunset--6:35-------6:35-------6:35-----
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
light rain
light rain
cloud
light rain
mod rain
thunderstorm
light rain
light rain
light rain
Rain (mm)
----------1312133-172211
Temp. °C262725252525252527272626252323222425232122222222
Feels °C (?)242524242525252526272628272625222627232425242525
  • 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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