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Surf Forecasts:
Duds Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Monday 23 Mar 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
24.7° C
(Which is slightly warmer than usual)How big are the waves at Duds Reef today?
The current surf forecast for Duds Reef at 4PM is: 0.7m 14s primary swell from a South-southwest direction (forecast issued at 01:00pm March 23). An open ocean swell of 0.4m 13s is not directed at the surf break, a second open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 2.5ft (0.8m) | 15s |
| Afternoon (23 Mar) | 2.5ft (0.7m) | 14s |
| Evening (23 Mar) | 2.5ft (0.7m) | 14s |
Table - waves today at Duds Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||||||||||
| 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) (?) | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 191 | 186 | 186 | 183 | 183 | 138 | 136 | 134 | 134 | 131 | 125 | 120 | 132 | 166 | 181 | 172 | 161 | 165 | 170 | 94 | 60 | 56 | 212 | 134 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 8:03PM 0.68 | 5:52AM 0.26 | 9:25PM 0.66 | 10:49PM 0.66 | ||||||||||||||||||||
Low Tide / height (m) | 11:59AM 0.06 | 4:44AM 0.26 | 12:42PM 0.10 | 1:51PM 0.14 | 7:24AM 0.18 | |||||||||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:30 |
| Sunset | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - |
 | | |  | | | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 |
| Feels °C (?) | 24 | 22 | 20 | 19 | 20 | 20 | 20 | 19 | 19 | 18 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 19 | 19 | 19 | 21 | 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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