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H-Reef surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 7 am Saturday 21 Mar 2026 HSTForecast update in hr min s Forecast update imminent
H-Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's H-Reef sea temperature is
24.3° C
(Which is normal for this time of year)How big are the waves at H-Reef today?
The current surf forecast for H-Reef at 2PM is: 1.6m 12s primary swell from a North direction and 0.5m 7s secondary swell from a East direction (forecast issued at 07:00am March 21). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 4.5ft (1.4m) | 10s |
| Afternoon (21 Mar) | 5ft (1.6m) | 12s |
| Evening (21 Mar) | 6ft (1.8m) | 11s |
Table - waves today at H-Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tue 24 | |||||||||||||||||||||
| 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) (?) | 11 | 11 | 10 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 11 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 379 | 372 | 410 | 678 | 765 | 807 | 695 | 606 | 435 | 264 | 229 | 284 | 279 | 274 | 296 | 284 | 149 | 146 | 159 | 156 | 159 | 173 | 110 | 127 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross- off | off | off | off | off | off | cross- off | glass | off | glass | glass | cross- off | cross- off | glass | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:19AM 0.71 | 4:43PM 0.85 | 3:37AM 0.64 | 5:37PM 0.83 | 3:46AM 0.58 | 6:48PM 0.79 | ||||||||||||||||||
Low Tide / height (m) | 9:46AM 0.06 | 10:44PM 0.40 | 10:15AM 0.07 | 11:45PM 0.48 | 10:49AM 0.09 | 1:59AM 0.54 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tue 24 | |||||||||||||||||||||
| Sunrise | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:36 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - |
 |  | | | | | | | |  | |  |  |  | | | | | | | | | |  | |
Rain (mm) | 5 | 4 | 2 | 1 | 2 | 2 | 2 | 2 | 5 | 7 | 2 | 1 | - | - | - | 1 | 1 | - | 1 | 1 | 2 | 1 | 1 | - |
| Temp. °C | 23 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 |
| Feels °C (?) | 24 | 25 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 24 | 23 | 24 | 22 | 22 | 23 |
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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 H-Reef 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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