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Surf Forecasts:
Duds Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Friday 10 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Duds Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Duds Reef sea temperature is
24.2° C
(Which is normal for this time of year)How big are the waves at Duds Reef today?
The current surf forecast for Duds Reef at 8AM is: 2.0m 7s primary swell from a South-southeast direction and 1.1m 8s secondary swell from a Southwest direction, 0.8m 14s secondary swell from a South direction (forecast issued at 01:00am April 10). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | 7ft (2.1m) | 7s |
| Afternoon (10 Apr) | 8ft (2.5m) | 8s |
| Evening (10 Apr) | 5ft (1.6m) | 8s |
Table - waves today at Duds Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 10 | Saturday 11 | Sunday 12 | ||||||||||||||||||||||
| 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) (?) | 16 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 6 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 333 | 327 | 364 | 382 | 627 | 838 | 511 | 366 | 214 | 117 | 70 | 42 | 125 | 125 | 125 | 125 | 123 | 112 | 106 | 73 | 91 | 89 | 123 | 88 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | glass | glass | cross- on | on | cross- on | glass | glass | cross- on | glass | glass | off | off | glass | cross | cross- off |
High Tide / height (m) | 10:28PM 0.58 | 11:50AM 0.24 | 11:27PM 0.60 | 12:40PM 0.30 | 12:14AM 0.61 | 1:16PM 0.37 | ||||||||||||||||||
Low Tide / height (m) | 7:11AM 0.19 | 3:04PM 0.22 | 7:17AM 0.16 | 4:57PM 0.22 | 7:29AM 0.14 | 6:15PM 0.21 | ||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:49 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - |
 |  | |  |  | | | | |  |  |  | | | |  | | | |  |  | | | | |
Rain (mm) | 3 | 4 | 1 | 3 | 4 | 5 | 3 | 3 | 1 | 1 | - | - | - | 1 | 1 | - | 1 | 1 | 2 | 7 | 31 | 8 | 10 | 2 |
| Temp. °C | 23 | 23 | 23 | 22 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 20 | 21 | 21 | 20 |
| Feels °C (?) | 21 | 21 | 20 | 19 | 20 | 21 | 23 | 24 | 25 | 27 | 26 | 27 | 28 | 28 | 27 | 28 | 27 | 26 | 26 | 24 | 21 | 24 | 22 | 22 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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