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Waipio Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Waipio Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Friday 18 Jul 2025 HST
How big are the waves at Waipio Bay today?
The current surf forecast for Waipio Bay at 9PM is: 1.3m 9s primary swell from a Northeast direction and 0.1m 9s secondary swell from a North direction, 0.8m 4s secondary swell from a East-southeast direction (forecast issued at 01:00pm July 18). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 4.5ft (1.3m) | 9s |
| Afternoon (18 Jul) | 5ft (1.5m) | 9s |
| Evening (18 Jul) | 4.5ft (1.3m) | 9s |
Table - waves today at Waipio 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) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 8 | 8 | 8 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 322 | 367 | 367 | 268 | 309 | 408 | 316 | 417 | 415 | 444 | 444 | 290 | 290 | 258 | 241 | 202 | 366 | 411 | 436 | 342 | 314 | 215 | 223 | 244 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 10:36AM 0.71 | 7:52PM 0.56 | 11:50AM 0.81 | 9:14PM 0.49 | 12:45PM 0.90 | 10:59PM 0.45 | ||||||||||||||||||
Low Tide / height (m) | 4:39PM 0.53 | 3:39AM 0.13 | 7:02PM 0.47 | 4:41AM 0.10 | 8:01PM 0.41 | 5:39AM 0.06 | ||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 |
| Sunset | - | - | 7:04 | - | - | - | - | - | - | - | 7:04 | - | - | - | - | - | - | - | 7:04 | - | - | - | - | - |
 |  | |  | | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 24 | 26 |
| Feels °C (?) | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 24 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 23 | 25 |
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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 Waipio Bay (calm at Kapulena wx 6 km from Waipio Bay). 1.3m 9s swell from the NE with a 0.7m 6s windswell from the E and a 0.6m 9s swell from the ESE. Swells combining to make to make bigger set 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 Waipio 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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