Surf Forecasts:
How big are the waves at Chuns Reef today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 6ft (1.9m), 8s period with ENE swell.
- Evening surf: Evening surf (31 Aug, local time) - 6.5ft (2.0m), 8s period with ENE swell.
The current surf forecast for Chuns Reef at 11PM is: 2.0m 8s primary swell from a East-northeast direction and 0.2m 14s secondary swell from a West direction (forecast issued at 07:00pm August 31). 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 (31 Aug) | - | - |
| Afternoon (31 Aug) | 6ft (1.9m) | 8s |
| Evening (31 Aug) | 6.5ft (2.0m) | 8s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed morning. Warm (max 27°C on Wed afternoon, min 25°C on Mon night). Mainly fresh winds. | |||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 430 | 471 | 471 | 451 | 451 | 463 | 432 | 443 | 496 | 527 | 541 | 555 | 604 | 602 | 587 | 520 | 534 | 534 | 569 |
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 |
High Tide | 4:43PM0.35m | 6:11AM0.45m | 5:15PM0.28m | 7:16AM0.47m | 5:51PM0.23m | ||||||||||||||
Low Tide | 10:03PM0.03m | 11:33AM0.18m | 10:36PM0.03m | 1:27PM0.20m | |||||||||||||||
 |  | |  |  |  | | | | | | | |  | | | | | | |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 26 | 25 |
Feels °C | 24 | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 24 | 25 | 26 | 25 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | E 14 | E 14 | E 14 | E 13 |
| kJ | 52 | 51 | 51 | 53 | 40 | 52 | 51 | 53 | 40 | 40 | 19 | 19 | 52 | 51 | 51 | 37 | 66 | 37 | 87 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | W 13 | W 14 | W 12 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | W 12 | S 18 | SSW 17 | SSW 17 | SSW 14 | SSW 14 | E 14 | S 16 | SSW 16 | S 15 | S 15 |
| kJ | 31 | 13 | 14 | 12 | 36 | 33 | 31 | 31 | 11 | 25 | 30 | 55 | 19 | 20 | 32 | 46 | 49 | 41 | 39 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 19 | S 19 | S 19 | W 12 | W 13 | W 12 | W 12 | SSW 18 | W 11 | W 11 | E 14 | ESE 10 | E 16 | SSW 14 | SSW 13 | E 12 | E 12 | SW 13 |
| kJ | 9 | 29 | 30 | 30 | 12 | 13 | 11 | 11 | 31 | 10 | 9 | 14 | 10 | 20 | 19 | 17 | 11 | 26 | 7 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 430 | 471 | 471 | 451 | 451 | 463 | 432 | 443 | 496 | 527 | 541 | 555 | 604 | 602 | 587 | 520 | 534 | 534 | 569 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 165 | 148 | 19 | 21 | 19 | 19 | 19 | 19 | 19 | 148 | 165 | 21 | 21 | 21 | 21 | 19 | 21 | 21 | 22 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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