Surf Forecasts:
How big are the waves at Chuns Reef today (29 Jul):
- Morning surf: Morning surf (29 Jul, local time) - 7ft (2.1m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (29 Jul, local time) - 6.5ft (2.0m), 9s period with ENE swell.
- Evening surf: Evening surf (29 Jul, local time) - 5.5ft (1.7m), 9s period with NE swell.
The current surf forecast for Chuns Reef at 9AM is: 2.1m 10s primary swell from a East-northeast direction and 1.0m 7s secondary swell from a North-northeast direction, 1.1m 8s secondary swell from a North-northeast direction (forecast issued at 01:00am July 29). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Jul) | 7ft (2.1m) | 10s |
| Afternoon (29 Jul) | 6.5ft (2.0m) | 9s |
| Evening (29 Jul) | 5.5ft (1.7m) | 9s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Wed afternoon, min 24°C on Fri night). Winds increasing (light winds from the NE on Wed afternoon, fresh winds from the ENE by Fri night). | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 31 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | NE 9 | NE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1144 | 1066 | 907 | 886 | 703 | 578 | 460 | 363 | 212 | 376 | 375 | 355 | 300 | 292 | 259 | 292 | 323 | 381 | 478 | 458 | 424 | 496 | 510 | 670 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:43AM0.19m | 3:25PM0.55m | 3:23AM0.21m | 3:54PM0.54m | 4:05AM0.23m | 4:22PM0.52m | ||||||||||||||||||
Low Tide | 7:01AM0.00m | 9:29PM0.06m | 7:38AM0.02m | 9:53PM0.05m | 8:18AM0.05m | 10:17PM0.05m | ||||||||||||||||||
 |  |  | | | | | | | |  | | | | | | | | | | | |  | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:12 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 24 |
Feels °C | 27 | 27 | 27 | 28 | 30 | 31 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 25 | 25 | 25 | 24 | 26 | 26 | 25 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | E 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | NE 9 | NE 9 | ENE 8 | SSW 13 | SSW 13 | SW 18 | SW 18 | SW 18 | E 18 | E 17 | E 16 | E 16 | E 16 | E 15 | E 15 | E 16 | E 15 | E 15 |
| kJ | 1144 | 1066 | 907 | 886 | 703 | 578 | 460 | 363 | 212 | 35 | 34 | 49 | 79 | 79 | 97 | 86 | 81 | 185 | 237 | 157 | 225 | 301 | 222 | 216 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | NNE 6 | NNE 7 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | NNE 7 | SW 19 | SSW 18 | SSW 13 | SSW 13 | N 9 | N 7 | N 9 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 |
| kJ | 36 | 85 | 102 | 36 | 37 | 19 | 34 | 33 | 84 | 14 | 31 | 34 | 34 | 14 | 8 | 14 | 68 | 66 | 66 | 65 | 64 | 84 | 110 | 107 |
Swell 3 Height (m) Direction Period (s) | — | SSW 14 | SSW 14 | SW 15 | SW 15 | SW 20 | SW 19 | SSW 19 | SSW 13 | SW 10 | N 10 | E 19 | N 9 | SSW 13 | SW 18 | SW 17 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | — | 36 | 37 | 8 | 8 | 15 | 15 | 37 | 35 | 4 | 2 | 29 | 7 | 34 | 79 | 77 | 25 | 25 | 24 | 12 | 21 | 12 | 12 | 11 |
Wind waves Height (m) Direction Period (s) | NNE 6 | NNE 8 | NNE 8 | — | — | — | — | — | ESE 3 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 118 | 149 | 157 | — | — | — | — | — | 4 | 376 | 375 | 355 | 300 | 292 | 259 | 292 | 323 | 381 | 478 | 458 | 424 | 496 | 510 | 670 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 22 | 0 | 1 | 17 | 17 | 16 | 0 | 0 | 0 | 0 | 21 | 4 | 19 | 5 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 22 | 19 | 166 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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