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

information circle48hr Weather and Surf, issued 7 pm Sunday 08 Mar 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 12AM is: 0.3m 15s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Northwest direction (forecast issued at 07:00pm March 08). The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (09 Mar)1ft (0.3m)15s
Afternoon (09 Mar)1.5ft (0.4m)14s
Evening (09 Mar)1.5ft (0.4m)18s

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


Updates in  hr  min  s Forecast update imminent
Sunday
08
Monday
09
Tuesday
10
Wednesday
11
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
1
0
1
0
0
0
0
0
0
1
0
1
1
1
0
1
1
2
2
2
2
1
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
WNW
0.3
SSW
0.3
SSW
0.3
SSW
0.3
SSW
0.3
SSW
0.3
SSW
0.4
SSW
0.3
WNW
0.4
WNW
0.4
WNW
0.5
SSW
0.5
WNW
0.5
WNW
0.5
WNW
0.6
SSW
0.6
SSW
0.5
WNW
0.5
WNW
0.5
WNW
0.6
SSW
0.6
SSW
0.5
WNW
0.6
WNW
Period(s) (?)111615151515151419181814161616141415141413131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)49474642424242707012412311715114714415614512111811013513598127
Wind
(km/h)
10
NW
5
SSW
10
S
5
S
10
NNW
10
NNW
10
WNW
10
WSW
10
SW
5
WSW
5
NNW
10
NNW
10
NNW
5
WNW
10
WNW
10
NW
10
NW
5
NNW
0
SW
0
E
5
ENE
0
S
5
SSW
15
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
glasscrossglasscrosscrossononcross-
on
oncrosscross-
on
crosscross-
on
oncross-
on
cross-
on
crossglassglassglassglassglasscross
High Tide
/ height (m)
7:31PM
0.63
6:00AM
0.37
8:36PM
0.60
10:06PM
0.60
Low Tide
/ height (m)
2:26AM
0.33
12:31PM
0.15
1:04PM
0.17
Sunday
08
Monday
09
Tuesday
10
Wednesday
11
Sunrise-----6:37-------6:35-------6:35--
Sunset6:30-------6:30-------6:31-------
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
Rain (mm)
11------1-11------------
Temp. °C242423232323242424232323232324242423232323242627
Feels °C (?)262724262524252626252524252526252525262624262827
  • 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

Latest Updates

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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