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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 7 pm Wednesday 17 Sep 2025 HST
How big are the waves at Kua Bay today?
The current surf forecast for Kua Bay at 12AM is: 0.2m 9s primary swell from a North direction (forecast issued at 07:00pm September 17). An open ocean swell of 0.6m 6s is not directed at the surf break, a second open ocean swell of 0.2m 15s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 1.5ft (0.4m) | 8s |
| Afternoon (18 Sep) | 1.5ft (0.4m) | 8s |
| Evening (18 Sep) | 1ft (0.3m) | 12s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 12 | 12 | 12 | 12 | 11 | 7 | 11 | 11 | 5 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5 | 5 | 6 | 6 | 12 | 12 | 20 | 19 | 18 | 28 | 26 | 45 | 44 | 65 | 61 | 8 | 0 | 0 | 12 | 0 | 50 | 49 | 48 | 30 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | on | glass | glass | glass | cross- on | cross | cross- on | glass | glass | glass | glass | glass | cross- on | cross- on | glass | glass | glass | cross- off | glass | cross- off | cross- on | cross |
High Tide / height (m) | 1:54AM 0.41 | 2:04PM 0.75 | 2:30AM 0.48 | 2:38PM 0.74 | 3:03AM 0.55 | |||||||||||||||||||
Low Tide / height (m) | 8:28PM 0.13 | 7:14AM 0.13 | 8:51PM 0.11 | 8:04AM 0.12 | 9:12PM 0.09 | 8:48AM 0.12 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - |
| Sunset | 6:23 | - | - | - | - | - | - | - | 6:23 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - |
 |  | | | |  | | |  |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 |
| Feels °C (?) | 28 | 29 | 28 | 28 | 28 | 29 | 30 | 27 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 28 | 29 | 29 | 29 | 28 |
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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
Continuing clean conditions at Kua Bay (calm at Palani Junction wx 12 km from Kua Bay). No surfable waves
1 h 10 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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