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Surf Forecasts:
Duds Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Wednesday 13 May 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
25.5° C
(Which is slightly warmer than usual)How big are the waves at Duds Reef today?
The current surf forecast for Duds Reef at 5PM is: 1.8m 7s primary swell from a East direction and 0.4m 14s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 13). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 5ft (1.6m) | 7s |
| Afternoon (13 May) | 5.5ft (1.7m) | 7s |
| Evening (13 May) | 5.5ft (1.7m) | 7s |
Table - waves today at Duds Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Fri afternoon. Warm (max 26°C on Thu afternoon, min 22°C on Fri afternoon). Winds decreasing (strong winds from the ENE on Wed afternoon, light winds from the E by Fri morning). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | SSW 16 | E 8 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | ENE 8 | ENE 8 | E 8 | E 8 | SSW 16 | |
258 | 250 | 295 | 340 | 302 | 235 | 230 | 230 | 209 | 186 | 163 | 163 | 142 | 179 | 149 | 171 | 171 | 169 | 169 | 226 | 232 | 161 | 161 | 165 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | on | on | cross-on | cross | cross | cross | cross-off | cross | |
High Tide | 2:01PM0.66m | 1:15AM0.43m | 2:40PM0.75m | 2:00AM0.38m | 3:21PM0.82m | 2:44AM0.34m | ||||||||||||||||||
Low Tide | 8:22PM0.23m | 7:27AM0.02m | 9:23PM0.20m | 7:59AM-0.01m | 10:21PM0.18m | |||||||||||||||||||
 | | |  | | | |  | | | | | | | | | |  |  |  | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | 7:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 7 | 3 | 2 | — | — | — | |
Temp °C | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 22 | 23 | 23 | 23 | 23 | 24 |
20 | 21 | 19 | 21 | 20 | 21 | 21 | 21 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 26 | 26 | 25 | 24 | 23 | 23 | 23 | 24 | 25 | |
Swell 1 Height (m) Direction Period (s) | S 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
 kJ | 103 | 84 | 82 | 82 | 81 | 81 | 81 | 112 | 176 | 171 | 241 | 221 | 142 | 145 | 149 | 149 | 149 | 127 | 127 | 131 | 134 | 161 | 161 | 165 |
Swell 2 Height (m) Direction Period (s) | NW 9 | NW 9 | NW 9 | NW 9 | S 13 | NW 16 | NW 16 | SSW 14 | SSW 14 | SW 14 | SW 14 | SW 17 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | SSW 16 |
| kJ | 22 | 21 | 21 | 20 | 31 | 68 | 93 | 81 | 80 | 49 | 47 | 77 | 215 | 208 | 205 | 199 | 122 | 118 | 114 | 89 | 66 | 61 | 59 | 162 |
Swell 3 Height (m) Direction Period (s) | SW 15 | S 14 | S 14 | S 13 | NW 9 | NW 9 | SSE 10 | S 13 | SE 10 | SW 18 | SW 18 | SSW 13 | SW 17 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 14 | SW 14 | SSE 11 |
| kJ | 56 | 36 | 32 | 32 | 20 | 20 | 10 | 30 | 24 | 49 | 79 | 34 | 75 | 179 | 129 | 171 | 171 | 169 | 169 | 100 | 127 | 92 | 96 | 64 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | — | — | — | — | SE 5 | SE 10 | — | ENE 8 | ENE 8 | ENE 8 | — | — |
| kJ | 258 | 250 | 295 | 340 | 302 | 235 | 230 | 230 | 209 | 186 | 163 | 163 | — | — | — | — | 16 | 58 | — | 226 | 232 | 138 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 173 | 31 | 22 | 21 | 12 | 12 | 13 | 12 | 15 | 12 | 12 | 12 | 6 | 0 | 12 | 15 | 15 | 6 | 6 | 15 | 15 | 0 | 6 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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