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Mahai'ula Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Mahai'ula Bay surf Forecast / HAW – Big Island / USA
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
How big are the waves at Mahai'ula Bay today?
The current surf forecast for Mahai'ula Bay at 4PM is: 0.3m 9s primary swell from a Northwest direction and 0.4m 3s secondary swell from a North-northeast direction (forecast issued at 01:00pm April 18). An open ocean swell of 0.7m 16s is not directed at the surf break, a second open ocean swell of 0.5m 13s 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 Apr) | 1.5ft (0.4m) | 10s |
| Afternoon (18 Apr) | 1.5ft (0.5m) | 9s |
| Evening (18 Apr) | 2.5ft (0.7m) | 4s |
Table - waves today at Mahai'ula Bay. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 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) (?) | 10 | 9 | 9 | 4 | 16 | 16 | 15 | 15 | 9 | 15 | 15 | 15 | 15 | 14 | 14 | 16 | 17 | 14 | 16 | 16 | 15 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 13 | 12 | 2 | 21 | 6 | 17 | 17 | 16 | 4 | 3 | 3 | 18 | 18 | 18 | 6 | 17 | 16 | 9 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 54 | 44 | 13 | 20 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 73 | 0 | 0 | 0 | 0 | 0 | 76 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 30 | 1 | 0 | 27 | 0 | 0 | 0 | 1 | 2 | 2 | 0 | 0 | 0 | 24 | 0 | 0 | 16 | 55 | 55 | 55 | 54 | 0 | 73 | 77 | 138 | 138 | 133 | 120 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross | glass | glass | glass | glass | on | cross- on | cross | glass | glass | glass | glass | glass | cross- on | cross- on | cross- on | cross- on | glass | glass | glass | glass | on | on | cross- on | glass | glass | cross- on | cross- off | glass | cross- on | glass | cross- on | cross | cross | cross- off | cross- off | cross | on | glass | glass | glass | cross | cross- off | cross- off | cross | cross- on | cross- on | glass | cross- off | cross- on | cross- off | off | glass | cross- on | cross- on | cross | glass |
High Tide / height (m) | 1:39PM 0.45 | 1:12AM 0.62 | 2:06PM 0.53 | 1:46AM 0.60 | 2:34PM 0.60 | 2:16AM 0.58 | 3:02PM 0.67 | 2:46AM 0.54 | 3:30PM 0.72 | 3:15AM 0.50 | 4:00PM 0.77 | 3:43AM 0.45 | 4:32PM 0.79 | 4:12AM 0.41 | 5:08PM 0.79 | |||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 6:53PM 0.24 | 7:54AM 0.12 | 7:44PM 0.22 | 8:12AM 0.10 | 8:29PM 0.20 | 8:30AM 0.09 | 9:12PM 0.19 | 8:49AM 0.07 | 9:53PM 0.18 | 9:10AM 0.06 | 10:35PM 0.18 | 9:31AM 0.06 | 11:18PM 0.18 | 9:55AM 0.06 | ||||||||||||||||||||||||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - |
| Sunset | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - |
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Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 25 | 26 | 26 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 25 | 24 | 25 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 27 | 26 | 25 | 26 | 27 | 26 | 26 | 26 | 26 | 27 | 26 | 27 | 26 | 26 | 24 | 23 | 27 | 27 | 28 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 27 | 26 | 26 | 23 | 22 | 23 | 24 | 26 | 25 | 27 | 26 | 26 | 24 | 24 | 27 | 25 | 26 | 25 | 26 |
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 Mahai'ula 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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