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Kua Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Kua Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Saturday 13 Sep 2025 HST
How big are the waves at Kua Bay today?
The current surf forecast for Kua Bay at 6AM is: 0.3m 12s primary swell from a North-northwest direction (forecast issued at 01:00am September 13). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 1ft (0.3m) | 12s |
| Afternoon (13 Sep) | 0.5ft (0.2m) | 12s |
| Evening (13 Sep) | 1ft (0.3m) | 12s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 17 | 15 | 30 | 29 | 29 | 14 | 14 | 29 | 13 | 25 | 25 | 25 | 25 | 24 | 41 | 40 | 36 | 35 | 35 | 35 | 33 | 32 | 31 | 30 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | glass | glass | glass | glass | cross | cross | glass | glass | glass | glass | glass | cross- on | cross- on | cross- off | cross | on | glass | glass | glass | cross- on | cross- on | cross | glass |
High Tide / height (m) | 8:43AM 0.72 | 7:12PM 0.30 | 10:10AM 0.71 | 9:52PM 0.25 | 11:33AM 0.72 | |||||||||||||||||||
Low Tide / height (m) | 12:44AM 0.09 | 4:58PM 0.29 | 1:36AM 0.13 | 6:59PM 0.23 | 3:03AM 0.17 | 7:36PM 0.19 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:25 | - |
 |  | |  |  | | | | | |  | | | | | | | | | | | | | | |
Rain (mm) | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 27 | 26 | 26 | 26 |
| Feels °C (?) | 29 | 29 | 29 | 30 | 30 | 30 | 29 | 30 | 30 | 28 | 27 | 29 | 28 | 29 | 28 | 29 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 29 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for HAW - Big Island
Still cross-shore at Kua Bay (light winds from the NE at Kailua/Kona Airport 10 km from Kua Bay). 0.2m 11s groundswell from the WNW to make surfable waves.
2 h 41 min ago
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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