Kahalu'u Beach Park surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Wednesday 08 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Kahalu'u Beach Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kahalu'u Beach Park sea temperature is
24.9° C
(Which is normal for this time of year)

How big are the waves at Kahalu'u Beach Park today?

The current surf forecast for Kahalu'u Beach Park at 6PM is: 0.8m 16s primary swell from a South-southwest direction and 0.6m 13s secondary swell from a West-northwest direction (forecast issued at 01:00pm April 08). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (08 Apr)3ft (0.9m)16s
Afternoon (08 Apr)3ft (0.9m)16s
Evening (08 Apr)2.5ft (0.7m)15s

Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Wednesday
08
Thursday
09
Friday
10
Saturday
11
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
2
1
1
2
1
2
2
0
1
2
0
2
1
1
1
1
2
1
0
0
1
1
1
1
Swell
Height Map
Wave Height (m) & direction (?)
0.9
SSW
0.9
SSW
0.8
SSW
0.7
SSW
0.7
SSW
0.7
SSW
0.8
SSW
0.8
SSW
0.8
SSW
0.7
SSW
0.6
SSW
0.6
SSW
0.6
SSW
0.6
SSW
0.7
S
0.7
S
0.7
S
0.7
S
0.5
S
0.7
S
0.7
S
0.6
S
0.6
S
0.6
S
Period(s) (?)161616151414141415141413131314141414141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)411421341231210213276280288207147141141141184192195198107200198125123123
Wind
(km/h)
10
NW
10
NNW
10
NNW
5
ENE
5
SW
15
SSE
0
E
20
N
5
NW
5
N
15
S
5
ESE
5
N
10
N
0
NW
5
S
10
SE
15
SSW
25
S
20
S
20
SSE
20
SSE
15
S
5
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crossglasscross-
on
cross-
off
glasscrosscross-
on
glasscrossoffcrosscrossglasscrosscross-
off
crosscrosscrosscross-
off
cross-
off
crosscross-
off
High Tide
/ height (m)
9:01PM
0.63
8:35AM
0.24
10:19PM
0.63
11:46AM
0.27
11:24PM
0.64
Low Tide
/ height (m)
12:11PM
0.17
6:50AM
0.24
1:06PM
0.21
6:53AM
0.21
3:13PM
0.25
7:08AM
0.18
Wednesday
08
Thursday
09
Friday
10
Saturday
11
Sunrise-------6:11-------6:09-------6:09
Sunset--6:38-------6:39-------6:39-----
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
thunderstorm
light rain
light rain
light rain
light rain
part cloud
part cloud
Rain (mm)
-1232------22133424421--
Temp. °C262626262424252426272624242423252625242323232324
Feels °C (?)282828292725282528292626262527282827242423242427
  • 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 Kahalu'u Beach Park 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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