- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Hakalau surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Saturday 18 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Hakalau surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hakalau sea temperature is
25.1° C
(Which is slightly warmer than usual)How big are the waves at Hakalau today?
The current surf forecast for Hakalau at 5PM is: 1.1m 7s primary swell from a East direction and 0.4m 9s secondary swell from a East-southeast direction (forecast issued at 01:00pm April 18). 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) | 3.5ft (1.1m) | 7s |
| Evening (18 Apr) | 3.5ft (1.0m) | 7s |
Table - waves today at Hakalau. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 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) (?) | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 160 | 135 | 127 | 108 | 108 | 106 | 97 | 107 | 89 | 120 | 98 | 101 | 103 | 155 | 159 | 159 | 155 | 131 | 134 | 134 | 115 | 123 | 118 | 124 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross | glass | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross |
High Tide / height (m) | 4:10PM 1.05 | 3:24AM 0.63 | 4:57PM 1.04 | 3:55AM 0.56 | 5:51PM 0.99 | 4:26AM 0.50 | ||||||||||||||||||
Low Tide / height (m) | 9:06AM -0.01 | 10:37PM 0.33 | 9:39AM -0.01 | 11:35PM 0.38 | 10:15AM 0.03 | 12:51AM 0.42 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 |
| Sunset | - | - | 6:38 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - |
 | |  |  | | |  | | | |  |  | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | 1 | 1 | 1 | - | - | - | - |
| Temp. °C | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 24 |
| Feels °C (?) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 24 | 25 | 25 | 24 | 25 | 23 | 24 | 24 | 24 | 25 | 26 | 25 | 26 | 24 | 25 |
- 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
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Hakalau 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.
Nearest