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Waipio Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waipio Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Saturday 18 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Waipio Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waipio Bay sea temperature is
25.4° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Waipio Bay today?
The current surf forecast for Waipio Bay at 3PM is: 1.4m 7s primary swell from a East direction and 0.3m 13s secondary swell from a Northwest direction (forecast issued at 07:00am April 18). An open ocean swell of 0.3m 12s 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) | 4ft (1.2m) | 8s |
| Afternoon (18 Apr) | 4.5ft (1.4m) | 7s |
| Evening (18 Apr) | 4.5ft (1.3m) | 5s |
Table - waves today at Waipio Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 7 | 7 | 5 | 5 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 5 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 137 | 159 | 181 | 205 | 92 | 80 | 124 | 96 | 73 | 70 | 68 | 95 | 100 | 86 | 146 | 123 | 123 | 103 | 146 | 89 | 100 | 74 | 124 | 106 |
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 | cross |
High Tide / height (m) | 2:53AM 0.61 | 4:15PM 0.99 | 3:25AM 0.55 | 5:03PM 0.98 | 3:59AM 0.50 | 5:57PM 0.95 | ||||||||||||||||||
Low Tide / height (m) | 9:04AM 0.00 | 10:48PM 0.32 | 9:38AM 0.01 | 11:50PM 0.35 | 10:16AM 0.04 | 1:07AM 0.38 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:42 | - | - | - |
 |  | | | |  | | | |  | |  | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 25 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 24 | 25 | 26 | 25 | 24 | 24 | 24 |
| Feels °C (?) | 25 | 24 | 26 | 25 | 25 | 24 | 24 | 25 | 24 | 26 | 26 | 27 | 26 | 25 | 26 | 25 | 26 | 26 | 26 | 28 | 27 | 27 | 26 | 27 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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