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Kahalu'u

Big Island, United States · Surf Forecast

Scored for
Board
Level
0
Now · Shortboard · Intermediate
Poor
Flat · Glassy · NW
Wave
0.2m
Period
10.9s
Wind
4 km/h Onshore
Tide
Low

Tide · today

Low
0.7m0.2m14h15h17h19h21h

5-day forecast

Scored for Shortboard · Intermediate · times in Pacific/Honolulu local

Monday

21 Sept
14:00
0.2m
11.1s
7 km/h
Onshore
15:00
0.2m
11.1s
7 km/h
Onshore
18:00
0.2m
11s
6 km/h
Cross
21:00
0.2m
10.6s
4 km/h
Cross

Tuesday

22 Sept
06:00
0.2m
10.9s
4 km/h
Onshore
09:00
0.2m
10.9s
6 km/h
Onshore
12:00
0.2m
10.9s
9 km/h
Onshore
15:00
0.2m
10.8s
6 km/h
Onshore
18:00
0.2m
10.6s
4 km/h
Cross
21:00
0.2m
10.5s
3 km/h
Cross

Wednesday

23 Sept
06:00
0.2m
10.3s
5 km/h
Cross
09:00
0.2m
10.6s
5 km/h
Offshore
12:00
0.2m
10.9s
4 km/h
Cross
15:00
0.2m
10.5s
3 km/h
Cross
18:00
0.2m
10.3s
5 km/h
Offshore
21:00
0.2m
10.2s
5 km/h
Onshore

Thursday

24 Sept
06:00
0.2m
9.8s
5 km/h
Offshore
09:00
0.4m
9.1s
9 km/h
Offshore
12:00
0.4m
8.5s
7 km/h
Offshore
15:00
0.4m
8.4s
4 km/h
Offshore
18:00
0.4m
8.8s
6 km/h
Offshore
21:00
0.5m
9.9s
12 km/h
Offshore

Friday

25 Sept
06:00
0.7m
11.5s
16 km/h
Offshore
09:00
0.8m
11.3s
14 km/h
Offshore
12:00
0.8m
9.8s
10 km/h
Offshore
15:00
0.8m
11s
9 km/h
Offshore
18:00
0.6m
9.8s
19 km/h
Cross
21:00
1.2m
9.8s
20 km/h
Offshore

Saturday

26 Sept
06:00
0.3m
6.1s
8 km/h
Cross
09:00
0.2m
6.5s
12 km/h
Cross
12:00
0.2m
5.9s
11 km/h
Cross
13:00
0.2m
6.5s
11 km/h
Cross

About Kahalu'u

Kahalu'u is a reef break over coral in Big Island, United States. It's at its best on 0.6–1.7999999999999998m swells from the W with light offshore winds from the ESE. Every hour is scored for your board and skill level, so the rating reflects how it suits what you ride — not a one-size-fits-all star.

Break type
Reef
Bottom
Coral
Best tide
all
Best swell direction
W
Best wind direction
ESE
Ideal wave size
0.6m – 1.7999999999999998m

Kahalu'u surf FAQ

Is Kahalu'u good for beginners?+

Kahalu'u is a reef break over coral, usually breaking in the 0.6–1.7999999999999998m range, and how suitable it is for beginners really depends on the size and power on the day — not a fixed label. The coral bottom rewards some confidence in the water and awareness of what's beneath you, especially as the size picks up. Set the level to Beginner above and WaveCheck flags the smaller, cleaner hours worth paddling out for.

What's the best board for Kahalu'u?+

Different days call for different boards. Kahalu'u handles a range of boards — a longboard or fish when it's small, a shortboard when there's more push. Tap through the boards above to see the live score for whatever you'll be riding.

What are the best conditions for Kahalu'u?+

Look for 0.6–1.7999999999999998m of swell from the W with light offshore winds from the ESE. The 5-day forecast above scores every hour, so you can spot the window at a glance.

Nearby surf spots

Never miss it firing at Kahalu'u

Set your board once in the app and every forecast is scored for you — plus alerts the moment your spots turn on, favourites, and 10-day forecasts.