Surf Forecasts:
How big are the waves at Chuns and Jocks Reefs today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 0.5ft (0.2m), 12s period with W swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 0.5ft (0.2m), 12s period with W swell.
- Evening surf: Evening surf (20 Jul, local time) - 0.5ft (0.2m), 11s period with W swell.
The current surf forecast for Chuns and Jocks Reefs at 5AM is: 0.9m 7s primary swell from a North-northeast direction (forecast issued at 01:00am July 20). An open ocean swell of 1.3m 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 (20 Jul) | 0.5ft (0.2m) | 12s |
| Afternoon (20 Jul) | 0.5ft (0.2m) | 12s |
| Evening (20 Jul) | 0.5ft (0.2m) | 11s |
Table - waves today at Chuns and Jocks Reefs. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue morning. Warm (max 27°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
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) | NE 8 | NNE 7 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 12 | NNW 11 | ENE 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 16 | 78 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 |
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 | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:56AM0.36m | 7:10PM0.29m | 10:05AM0.41m | 7:43PM0.23m | 11:05AM0.44m | 8:47PM0.18m | ||||||||||||||||||
Low Tide | 00:38AM0.03m | 1:37PM0.23m | 1:13AM0.03m | 4:05PM0.22m | 1:52AM0.04m | 6:18PM0.18m | ||||||||||||||||||
 | |  | | | | |  |  | |  | | | |  | | | |  | | | | | | |
 | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 25 | 26 | 27 | 26 | 25 | 25 | 24 | 24 | 25 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 25 | 26 | 25 | 25 | 24 |
Feels °C | 24 | 25 | 25 | 25 | 26 | 25 | 25 | 26 | 25 | 24 | 25 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 23 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | NE 8 | E 8 | ENE 8 | SSW 12 | SSW 12 | SSW 18 | SSW 11 | SSW 17 | SSW 16 | SSW 16 | SW 16 | E 12 | E 12 | E 11 | E 14 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | SSW 22 | E 12 |
| kJ | 16 | 196 | 232 | 13 | 13 | 31 | 11 | 28 | 26 | 26 | 69 | 25 | 24 | 23 | 60 | 87 | 123 | 116 | 105 | 141 | 138 | 132 | 98 | 134 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | NNE 7 | SSW 12 | SSW 18 | SSW 18 | SSW 11 | SSW 18 | SSW 11 | SSW 10 | SSW 11 | E 16 | E 15 | E 15 | E 15 | E 11 | SSW 15 | SW 15 | SSW 15 | SW 15 | SW 16 | SW 17 | SSW 23 | SSW 18 | SSW 22 |
| kJ | 14 | 78 | 14 | 32 | 31 | 11 | 30 | 11 | 11 | 12 | 19 | 40 | 38 | 38 | 22 | 23 | 59 | 45 | 60 | 62 | 77 | 53 | 30 | 92 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | E 12 | E 12 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | E 11 | S 14 | SSW 26 | SSW 24 | SSW 24 | SSW 24 | SSW 17 | NNW 11 | SSW 18 |
| kJ | 15 | 14 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 12 | 11 | 27 | 27 | 26 | 24 | 9 | 15 | 64 | 56 | 55 | 54 | 30 | 11 | 30 |
Wind waves Height (m) Direction Period (s) | ENE 7 | — | — | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 210 | — | — | 226 | 199 | 234 | 214 | 208 | 191 | 181 | 200 | 200 | 176 | 181 | 158 | 200 | 227 | 247 | 220 | 187 | 163 | 151 | 223 | 244 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 0 | 0 | 22 | 22 | 22 | 19 | 19 | 5 | 19 | 5 | 5 | 19 | 4 | 19 | 19 | 5 | 19 | 19 | 19 | 19 | 22 | 19 | 19 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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