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H-Reef surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 1 am Sunday 29 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
23.9° 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 8AM is: 1.5m 9s primary swell from a North-northeast direction and 0.6m 10s secondary swell from a Northwest direction, 0.5m 12s secondary swell from a North direction (forecast issued at 01:00am March 29). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Mar) | 5ft (1.5m) | 9s |
| Afternoon (29 Mar) | 7ft (2.2m) | 11s |
| Evening (29 Mar) | 8ft (2.4m) | 12s |
Table - waves today at H-Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 29 | Monday 30 | Tuesday 31 | ||||||||||||||||||||||
| 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) (?) | 7 | 9 | 9 | 9 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 135 | 182 | 188 | 360 | 799 | 1065 | 1278 | 1496 | 1584 | 1597 | 1750 | 1616 | 1616 | 1513 | 1488 | 1463 | 1462 | 1297 | 1415 | 1485 | 1500 | 1447 | 1316 | 1216 |
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) | 12:46AM 0.85 | 12:57PM 0.59 | 1:13AM 0.83 | 1:34PM 0.68 | 1:37AM 0.81 | 2:08PM 0.75 | ||||||||||||||||||
Low Tide / height (m) | 7:26AM 0.26 | 6:38PM 0.22 | 7:41AM 0.22 | 7:22PM 0.23 | 7:58AM 0.17 | |||||||||||||||||||
Sunday 29 | Monday 30 | Tuesday 31 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:38 | - |
 | |  |  | | | | | | | | |  | | |  | | |  |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - |
| Temp. °C | 21 | 21 | 21 | 21 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 22 | 21 | 21 |
| Feels °C (?) | 18 | 18 | 18 | 17 | 18 | 18 | 17 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 18 | 19 | 18 | 17 | 18 | 18 | 19 | 18 | 19 |
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