Surf Forecasts:
How big are the waves at Duds Reef today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 3ft (0.9m), 18s period with SSW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 3ft (0.9m), 18s period with SSW swell.
- Evening surf: Evening surf (16 Sep, local time) - 3ft (0.9m), 18s period with SSW swell.
The current surf forecast for Duds Reef at 1PM is: 0.9m 18s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Southwest direction, 1.0m 10s secondary swell from a East-northeast direction (forecast issued at 07:00am September 16). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 3ft (0.9m) | 18s |
| Afternoon (16 Sep) | 3ft (0.9m) | 18s |
| Evening (16 Sep) | 3ft (0.9m) | 18s |
Table - waves today at Duds Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu afternoon. Warm (max 28°C on Wed morning, min 25°C on Fri night). Winds increasing (light winds from the ENE on Wed morning, fresh winds from the ENE by Fri afternoon). | |||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | ENE 10 | ENE 10 | ENE 9 | SSW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 491 | 553 | 541 | 541 | 541 | 541 | 534 | 510 | 464 | 452 | 471 | 579 | 517 | 552 | 817 | 826 | 817 | 742 | 725 | 708 | 675 | 726 | 651 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 7:27AM0.60m | 5:15PM0.31m | 8:35AM0.57m | 10:01AM0.57m | |||||||||||||||||||
Low Tide | 3:06PM0.30m | 00:08AM0.13m | 00:43AM0.16m | ||||||||||||||||||||
 |  | | | | |  | |  |  | | |  |  | | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 |
Feels °C | 28 | 29 | 29 | 28 | 28 | 27 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 25 | 24 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 |
| kJ | 491 | 553 | 541 | 541 | 541 | 541 | 534 | 510 | 464 | 452 | 322 | 322 | 447 | 552 | 817 | 826 | 817 | 742 | 725 | 708 | 675 | 726 | 651 |
Swell 2 Height (m) Direction Period (s) | ENE 6 | E 11 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | E 10 | SW 11 | SW 11 | SSW 20 | SSW 19 | SSW 19 | W 8 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SE 6 | SSE 6 | W 9 |
| kJ | 35 | 55 | 34 | 32 | 31 | 43 | 42 | 71 | 30 | 41 | 216 | 246 | 214 | 6 | 10 | 9 | 9 | 9 | 8 | 8 | 9 | 17 | 6 |
Swell 3 Height (m) Direction Period (s) | E 11 | SW 12 | S 9 | S 8 | S 8 | S 8 | SE 11 | SW 11 | SSE 11 | SSE 11 | SW 10 | WSW 8 | SSE 10 | SSE 10 | SSW 10 | SSW 10 | SSW 10 | W 9 | WSW 9 | WSW 9 | SSE 8 | S 21 | S 11 |
| kJ | 37 | 36 | 6 | 5 | 5 | 5 | 5 | 31 | 12 | 11 | 28 | 7 | 10 | 10 | 10 | 10 | 10 | 2 | 8 | 8 | 6 | 34 | 2 |
Wind waves Height (m) Direction Period (s) | NE 6 | ENE 6 | ENE 10 | ENE 10 | ENE 10 | ENE 6 | ENE 6 | ENE 7 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 80 | 35 | 173 | 218 | 320 | 132 | 170 | 163 | 342 | 342 | 471 | 579 | 517 | 421 | 363 | 355 | 324 | 343 | 368 | 359 | 318 | 318 | 346 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 22 | 14 | 12 | 12 | 12 | 13 | 13 | 21 | 21 | 24 | 21 | 13 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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