Surf Forecasts:
How big are the waves at Chuns Reef today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 6ft (1.8m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 5.5ft (1.7m), 7s period with ENE swell.
- Evening surf: Evening surf (23 Aug, local time) - 6ft (1.8m), 6s period with ENE swell.
The current surf forecast for Chuns Reef at 10PM is: 1.9m 6s primary swell from a East-northeast direction and 0.6m 12s secondary swell from a West-northwest direction (forecast issued at 01:00pm August 23). An open ocean swell of 0.4m 14s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 6ft (1.8m) | 7s |
| Afternoon (23 Aug) | 5.5ft (1.7m) | 7s |
| Evening (23 Aug) | 6ft (1.8m) | 6s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Mon afternoon, min 25°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||
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) | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 6 | E 6 | E 7 | E 6 | E 7 | E 8 | E 7 | E 7 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 301 | 293 | 252 | 235 | 273 | 316 | 276 | 276 | 284 | 272 | 274 | 355 | 266 | 282 | 318 | 311 | 355 | 411 | 371 | 333 | 290 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 12:48PM0.50m | 00:42AM0.19m | 1:23PM0.52m | 1:17AM0.21m | 1:53PM0.53m | ||||||||||||||||
Low Tide | 7:09PM0.10m | 4:53AM0.05m | 7:29PM0.09m | 5:36AM0.03m | 7:49PM0.08m | ||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | 6:55 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 27 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 10 | ESE 9 | WNW 12 | NW 11 | NW 11 | WNW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 10 | NW 10 | NW 9 | NW 9 | NW 10 | NW 9 |
| kJ | 103 | 75 | 68 | 61 | 94 | 101 | 96 | 78 | 55 | 50 | 48 | 24 | 23 | 21 | 22 | 23 | 23 | 23 | 23 | 23 | 23 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | WNW 10 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SSW 12 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 12 | SSW 14 | SSW 15 |
| kJ | 57 | 56 | 54 | 38 | 54 | 52 | 51 | 51 | 50 | 30 | 29 | 27 | 15 | 32 | 31 | 25 | 25 | 25 | 29 | 20 | 42 |
Swell 3 Height (m) Direction Period (s) | WSW 9 | WSW 9 | WNW 14 | NW 12 | SW 8 | SW 9 | S 15 | SW 18 | SW 18 | SSW 18 | S 13 | S 13 | W 13 | SSW 17 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 12 | SSW 12 |
| kJ | 8 | 8 | 18 | 37 | 3 | 3 | 4 | 13 | 12 | 31 | 3 | 14 | 3 | 27 | 26 | 15 | 15 | 14 | 25 | 14 | 13 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 6 | E 6 | E 7 | E 6 | E 7 | E 8 | E 7 | E 7 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | 301 | 293 | 252 | 235 | 273 | 316 | 276 | 276 | 284 | 272 | 274 | 355 | 266 | 282 | 318 | 311 | 355 | 411 | 371 | 333 | 290 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 21 | 165 | 166 | 19 | 21 | 19 | 19 | 19 | 19 | 1 | 1 | 3 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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