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Surf Forecasts:
Duds Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Wednesday 22 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
24.8° 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 9PM is: 0.5m 12s primary swell from a Southwest direction and 0.6m 7s secondary swell from a East direction (forecast issued at 01:00pm April 22). An open ocean swell of 0.7m 13s is not directed at the surf break, a second open ocean swell of 0.6m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 1.5ft (0.5m) | 7s |
| Afternoon (22 Apr) | 1.5ft (0.5m) | 7s |
| Evening (22 Apr) | 1.5ft (0.5m) | 12s |
Table - waves today at Duds Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Thu afternoon, min 22°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 22 | Thursday 23 | Friday 24 | Sat 25 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 7 | E 7 | SW 12 | SW 12 | SW 12 | E 7 | E 7 | E 7 | E 7 | ENE 4 | E 7 | E 7 | E 4 | E 5 | SSW 14 | SSW 13 | SSW 13 | SW 13 | SW 16 | SW 13 | SSW 13 | SSW 16 | SSW 16 | SW 15 | |
26 | 25 | 73 | 73 | 72 | 26 | 27 | 39 | 25 | 13 | 26 | 27 | 9 | 11 | 74 | 70 | 35 | 45 | 40 | 44 | 69 | 169 | 162 | 115 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | glassy | glassy | cross-off | cross-off | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 8:55PM0.69m | 9:45AM0.22m | 10:06PM0.65m | 11:42AM0.29m | 11:09PM0.62m | |||||||||||||||||||
Low Tide | 12:21PM0.12m | 5:30AM0.17m | 1:40PM0.18m | 6:10AM0.15m | 3:40PM0.23m | 6:39AM0.12m | ||||||||||||||||||
 | |  |  | | | | | | | | |  |  | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | 6:53 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 25 | 26 | 26 | 24 | 23 | 23 | 22 | 23 | 24 | 26 | 25 | 24 | 23 | 23 | 23 | 23 |
27 | 27 | 28 | 28 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 24 | 23 | 23 | 21 | 22 | 23 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 14 | W 15 | E 5 | W 14 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | SSW 16 | SSW 16 | W 12 |
 kJ | 249 | 236 | 229 | 225 | 167 | 167 | 165 | 117 | 117 | 116 | 115 | 107 | 155 | 11 | 146 | 126 | 126 | 125 | 117 | 75 | 72 | 169 | 162 | 69 |
Swell 2 Height (m) Direction Period (s) | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NNW 12 | NNW 12 | NW 12 | NW 12 | W 16 | NNW 12 | W 12 | W 12 | WNW 15 | SSW 14 | SSW 13 | NNE 9 | SW 13 | SW 16 | SW 13 | SSW 13 | W 12 | W 12 | SW 15 |
| kJ | 147 | 142 | 138 | 136 | 132 | 104 | 99 | 72 | 69 | 131 | 54 | 44 | 69 | 121 | 74 | 70 | 17 | 45 | 40 | 44 | 69 | 71 | 71 | 115 |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | SW 12 | SW 12 | SW 12 | E 7 | E 7 | E 7 | E 7 | NW 12 | WNW 16 | NW 12 | NW 11 | W 12 | NW 11 | NNE 10 | SSW 13 | NNE 9 | SSW 13 | SW 16 | NW 12 | NNE 9 | NNE 9 | NE 9 |
| kJ | 26 | 25 | 73 | 73 | 72 | 26 | 17 | 16 | 25 | 68 | 86 | 34 | 33 | 72 | 30 | 18 | 35 | 16 | 35 | 41 | 38 | 31 | 30 | 36 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 7 | E 7 | E 7 | — | E 7 | E 7 | — | ENE 4 | E 7 | E 7 | E 4 | NE 4 | ENE 5 | E 5 | E 5 | E 5 | E 5 | ENE 4 | E 4 | ENE 4 | ENE 4 | ENE 4 |
| kJ | — | — | 15 | 38 | 39 | — | 27 | 39 | — | 13 | 26 | 27 | 9 | 19 | 7 | 11 | 11 | 10 | 7 | 6 | 8 | 6 | 6 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 10 | 0 | 0 | 0 | 6 | 6 | 0 | 6 | 6 | 6 | 12 | 10 | 6 | 12 | 10 | 10 | 12 | 10 | 12 | 12 | 12 | 12 | 12 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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