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Kua Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Kua Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Friday 18 Jul 2025 HST
How big are the waves at Kua Bay today?
The current surf forecast for Kua Bay at 4PM is: 0.3m 15s primary swell from a Southwest direction (forecast issued at 01:00pm July 18). An open ocean swell of 0.9m 9s is not directed at the surf break, a second open ocean swell of 0.3m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 0.5ft (0.1m) | 15s |
| Afternoon (18 Jul) | 0.5ft (0.1m) | 10s |
| Evening (18 Jul) | 1ft (0.3m) | 16s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 10 | 15 | 16 | 16 | 16 | 16 | 9 | 8 | 8 | 8 | 8 | 8 | 10 | 8 | 10 | 10 | 7 | 14 | 14 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 9 | 2 | 36 | 39 | 39 | 39 | 40 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 2 | 0 | 30 | 31 | 30 | 30 | 30 | 30 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross- on | cross | cross- off | glass | glass | cross- on | cross | cross | cross | cross- on | cross- on | glass | glass | cross | cross- on | cross- on | cross- on | glass | glass | glass | glass |
High Tide / height (m) | 11:02AM 0.66 | 9:20PM 0.39 | 12:09PM 0.74 | 10:52PM 0.32 | 1:07PM 0.80 | 12:28AM 0.30 | ||||||||||||||||||
Low Tide / height (m) | 5:53PM 0.35 | 4:10AM 0.08 | 7:43PM 0.29 | 5:08AM 0.07 | 8:45PM 0.22 | 6:10AM 0.05 | ||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 |
| Sunset | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - |
 | |  |  |  |  | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | 1 | 1 | - | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 26 | 26 | 26 | 26 | 25 | 24 | 25 | 25 | 27 | 26 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 27 | 28 | 28 | 29 | 28 | 27 | 28 | 28 | 29 | 27 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 28 | 29 | 28 | 29 | 28 | 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
Recent cross-onshore wind has turned cross-shore at Kua Bay (light winds from the SW at Kailua/Kona Airport 10 km from Kua Bay). 0.7m 3s local chop from the SW
2 h 5 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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