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Surf Forecasts:
Duds Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Saturday 30 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
25.2° C
(Which is normal for this time of year)How big are the waves at Duds Reef today (30 May):
- Morning surf: Morning surf (30 May, local time) - 3.5ft (1.0m), 17s period with S swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 3.5ft (1.0m), 16s period with S swell.
- Evening surf: Evening surf (30 May, local time) - 3ft (0.9m), 16s period with SSW swell.
The current surf forecast for Duds Reef at 12PM is: 1.0m 17s primary swell from a South direction and 0.8m 7s secondary swell from a East direction (forecast issued at 07:00am May 30). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 3.5ft (1.0m) | 17s |
| Afternoon (30 May) | 3.5ft (1.0m) | 16s |
| Evening (30 May) | 3ft (0.9m) | 16s |
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 Sat afternoon, min 23°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 18 | S 17 | S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 19 | S 19 | S 19 | S 19 | SSW 18 | S 18 | S 18 | SSW 17 | S 17 | S 16 | |
632 | 617 | 589 | 555 | 437 | 427 | 421 | 416 | 406 | 395 | 375 | 288 | 280 | 280 | 276 | 369 | 361 | 339 | 534 | 639 | 632 | 505 | 589 | 542 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross-on | cross-on | glassy | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | |
High Tide | 2:34AM0.30m | 3:48PM0.75m | 3:10AM0.28m | 4:24PM0.75m | 3:45AM0.27m | 5:00PM0.74m | ||||||||||||||||||
Low Tide | 8:12AM0.05m | 11:10PM0.19m | 8:43AM0.05m | 11:50PM0.18m | 9:16AM0.05m | 00:33AM0.18m | ||||||||||||||||||
 |  | | | | | | |  | | |  | | | | | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:09 | — | — | 7:09 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 23 | 25 | 26 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 26 | 26 | 24 | 24 | 23 | 23 | 23 | 26 | 26 | 26 | 24 | 24 | 23 |
22 | 23 | 24 | 24 | 24 | 24 | 25 | 24 | 25 | 26 | 25 | 27 | 28 | 26 | 25 | 24 | 25 | 24 | 27 | 26 | 25 | 24 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 18 | S 17 | S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | E 8 | SSW 18 | S 18 | S 18 | SSW 17 | S 17 | S 16 |
 kJ | 632 | 617 | 589 | 555 | 437 | 427 | 421 | 416 | 406 | 395 | 375 | 288 | 280 | 280 | 276 | 346 | 341 | 74 | 534 | 639 | 632 | 505 | 589 | 542 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 19 | E 8 | S 14 | SSW 13 | S 13 | S 13 | S 21 |
| kJ | 86 | 86 | 66 | 68 | 68 | 70 | 51 | 72 | 54 | 72 | 72 | 72 | 55 | 55 | 55 | 57 | 74 | 339 | 74 | 132 | 137 | 125 | 125 | 436 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | SSW 20 | S 19 | S 19 | S 19 | SSW 14 | S 14 | S 10 | S 21 | S 21 | S 21 | S 13 |
| kJ | 103 | 102 | 69 | 68 | 67 | 66 | 40 | 39 | 36 | 36 | 36 | 35 | 35 | 131 | 273 | 369 | 361 | 213 | 195 | 7 | 81 | 329 | 332 | 125 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | — | — | — | — | — | — | — | — | NE 7 | ENE 7 | ENE 8 | NE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 148 | 101 | — | — | — | — | — | — | — | — | 79 | 117 | 99 | 51 | 70 | 131 | 131 | 120 | 128 | 74 | 120 | 117 | 114 | 102 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 6 | 12 | 15 | 12 | 12 | 6 | 6 | 0 | 6 | 12 | 10 | 0 | 1 | 0 | 0 | 0 | 6 | 6 | 12 | 10 | 3 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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