Surf Forecasts:
How big are the waves at Chuns and Jocks Reefs today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 1.5ft (0.5m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 0.5ft (0.1m), 10s period with NW swell.
- Evening surf: Evening surf (18 Sep, local time) - 0.5ft (0.1m), 9s period with NW swell.
The current surf forecast for Chuns and Jocks Reefs at 8AM is: 0.2m 11s primary swell from a West-northwest direction (forecast issued at 01:00am September 18). An open ocean swell of 0.4m 18s is not directed at the surf break, a second open ocean swell of 0.4m 14s is not directed at the surf break, a second open ocean swell of 2.0m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 1.5ft (0.5m) | 18s |
| Afternoon (18 Sep) | 0.5ft (0.1m) | 10s |
| Evening (18 Sep) | 0.5ft (0.1m) | 9s |
Table - waves today at Chuns and Jocks Reefs. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Fri morning, min 25°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
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) | NNE 6 | WNW 11 | WNW 11 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | W 9 | SW 16 | SW 16 | NW 10 | SW 16 | N 12 | N 12 | N 11 | W 13 | N 11 | N 11 | N 11 | N 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 51 | 12 | 12 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 121 | 122 | 4 | 121 | 4 | 3 | 2 | 3 | 10 | 9 | 9 | 9 |
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 | cross-off | cross-off | cross-off |
High Tide | 9:18AM0.43m | 9:34PM0.15m | 10:27AM0.44m | 11:07PM0.17m | 11:22AM0.45m | |||||||||||||||||||
Low Tide | 11:24PM0.11m | 5:08PM0.14m | 00:51AM0.12m | 5:31PM0.12m | 2:29AM0.12m | 5:53PM0.10m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | | | | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 25 |
Feels °C | 27 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 25 | 25 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | NNE 6 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 |
| kJ | 51 | 204 | 121 | 202 | 197 | 193 | 184 | 179 | 173 | 171 | 166 | 166 | 121 | 122 | 166 | 121 | 95 | 94 | 86 | 86 | 85 | 85 | 85 | 84 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | WNW 11 | SW 14 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | S 18 | S 18 | NW 10 | N 12 | NW 10 | N 12 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 |
| kJ | 202 | 12 | 52 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 4 | 3 | 4 | 3 | 2 | 2 | 10 | 9 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | NW 12 | SW 10 | WNW 11 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | NW 8 | N 12 | NW 9 | S 16 | W 13 | NW 9 | NW 9 | NW 9 | W 12 |
| kJ | 6 | 4 | 12 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 5 | 3 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | E 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 7 | E 7 | E 7 |
| kJ | 498 | 507 | 472 | 438 | 461 | 475 | 488 | 441 | 488 | 501 | 501 | 513 | 513 | 565 | 551 | 513 | 464 | 453 | 464 | 464 | 453 | 373 | 411 | 452 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 19 | 19 | 19 | 148 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 1 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 148 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Chuns and Jocks Reefs surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest