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Surf Forecasts:

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

information circle48hr Weather and Surf, issued 1 pm Tuesday 10 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
25.1° C
 (Which is slightly warmer than usual)

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

The current surf forecast for Kahalu'u Beach Park at 9PM is: 0.5m 15s primary swell from a West-northwest direction and 0.5m 13s secondary swell from a South-southwest direction, 0.4m 3s secondary swell from a Northwest direction (forecast issued at 01:00pm March 10). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (10 Mar)1.5ft (0.5m)16s
Afternoon (10 Mar)2ft (0.6m)14s
Evening (10 Mar)1.5ft (0.5m)15s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
1
0
0
2
2
2
2
1
0
0
0
0
2
2
1
1
0
0
0
1
1
2
2
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.5
WNW
0.6
SSW
0.6
SSW
0.5
WNW
0.5
WNW
0.5
WNW
0.6
SSW
0.6
SSW
0.6
WNW
0.6
WNW
0.8
WNW
0.8
WNW
0.8
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
0.9
WNW
Period(s) (?)161414151414131313131212121211111111101010101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)144156145121118110135135135127169161156189180173170164195191184184180176
Wind
(km/h)
10
WNW
10
NW
10
NNW
5
WSW
5
NW
5
SE
5
E
5
SW
20
SSW
30
SSW
25
S
20
S
15
SSE
15
S
15
S
15
S
20
SSW
20
SSW
20
S
10
S
10
S
10
SE
10
SSE
10
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		cross-
on		glassglassglassglasscross-
on		crosscrosscrosscrosscross-
off		cross-
off		crosscrosscross-
on		cross-
on		crosscrosscrosscross-
off		cross-
off		cross
High Tide
/ height (m)
10:06PM
0.60
11:33PM
0.62
11:51AM
0.25
12:33AM
0.66
Low Tide
/ height (m)
1:04PM
0.17
2:10PM
0.20
8:22AM
0.23
4:13PM
0.21
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Sunrise-------6:35-------6:33-------6:33
Sunset--6:31-------6:31-------6:31-----
clear
clear
cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
thunderstorm
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
----------1-------------
Temp. °C242424242424242426262524252424252726262525252526
Feels °C (?)262525272727262626242424262424252725262727262627
  • 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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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.

View detailed surf forecast for Kahalu'u Beach Park at:
surf-forecast.com

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