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Surf Forecasts:
Duds Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Thursday 30 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
25.1° 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 4AM is: 1.3m 6s primary swell from a East direction and 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 01:00am April 30). An open ocean swell of 0.5m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 5ft (1.5m) | 7s |
| Afternoon (30 Apr) | 5ft (1.5m) | 7s |
| Evening (30 Apr) | 5ft (1.5m) | 7s |
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 25°C on Thu afternoon, min 23°C on Thu morning). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | S 16 | |
115 | 168 | 205 | 214 | 208 | 214 | 179 | 229 | 274 | 243 | 264 | 272 | 251 | 226 | 191 | 258 | 292 | 259 | 266 | 266 | 227 | 202 | 207 | 236 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 2:31AM0.42m | 3:33PM0.71m | 3:02AM0.37m | 4:04PM0.73m | 3:31AM0.34m | 4:37PM0.74m | ||||||||||||||||||
Low Tide | 8:27AM0.06m | 10:18PM0.20m | 8:49AM0.05m | 11:02PM0.19m | 9:13AM0.06m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | | |  | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 22 | 23 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 23 | 23 |
21 | 19 | 19 | 20 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 20 | 20 | 20 | 20 | 21 | 20 | 21 | 22 | 22 | 21 | 22 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 12 | NW 11 | NNW 11 | NW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | S 16 | S 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 |
 kJ | 69 | 67 | 106 | 101 | 84 | 60 | 82 | 82 | 84 | 88 | 91 | 90 | 85 | 129 | 131 | 214 | 211 | 218 | 258 | 251 | 234 | 218 | 171 | 168 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSW 12 | SSW 12 | S 16 | SSW 16 | S 16 | SSW 16 | SSW 16 | S 15 | S 15 | S 15 | S 15 | SSW 15 | NW 11 | NNW 11 | NNW 11 | S 14 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 16 |
| kJ | 10 | 15 | 30 | 47 | 87 | 127 | 86 | 87 | 73 | 69 | 110 | 110 | 71 | 60 | 47 | 46 | 93 | 121 | 198 | 148 | 106 | 106 | 107 | 236 |
Swell 3 Height (m) Direction Period (s) | S 18 | SSE 10 | SSW 11 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | S 18 | SSW 18 | SSW 17 | NW 18 | NW 17 | SSW 16 | NNW 11 | NW 11 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SW 16 |
| kJ | 25 | 10 | 12 | 29 | 28 | 29 | 28 | 28 | 25 | 12 | 55 | 61 | 97 | 112 | 97 | 87 | 45 | 29 | 31 | 103 | 103 | 103 | 31 | 10 |
Wind waves Height (m) Direction Period (s) | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 |
| kJ | 115 | 168 | 205 | 214 | 208 | 214 | 179 | 229 | 274 | 243 | 264 | 272 | 251 | 226 | 191 | 258 | 292 | 259 | 266 | 266 | 227 | 202 | 207 | 212 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 15 | 13 | 15 | 21 | 21 | 144 | 31 | 16 | 21 | 16 | 21 | 22 | 22 | 24 | 21 | 21 | 21 | 21 | 13 | 14 | 12 | 12 | 16 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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