Surf Forecasts:
How big are the waves at Chuns and Jocks Reefs today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 4ft (1.2m), 11s period with NNW swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 3.5ft (1.1m), 11s period with NNW swell.
- Evening surf: Evening surf (17 Oct, local time) - 3.5ft (1.0m), 10s period with NNW swell.
The current surf forecast for Chuns and Jocks Reefs at 4AM is: 1.3m 11s primary swell from a North-northwest direction and 0.4m 17s secondary swell from a Northwest direction (forecast issued at 01:00am October 17). An open ocean swell of 1.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 4ft (1.2m) | 11s |
| Afternoon (17 Oct) | 3.5ft (1.1m) | 11s |
| Evening (17 Oct) | 3.5ft (1.0m) | 10s |
Table - waves today at Chuns and Jocks Reefs. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Warm (max 26°C on Sat afternoon, min 24°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | ||||||||||||||||||||||
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) | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | N 13 | N 13 | NNW 12 | N 12 | N 12 | N 12 | NNW 11 | NNW 11 | NNW 11 | N 11 | N 11 | NW 12 | N 11 | N 11 | N 11 | N 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 394 | 373 | 373 | 313 | 308 | 286 | 231 | 231 | 195 | 171 | 373 | 341 | 274 | 274 | 209 | 202 | 194 | 149 | 116 | 110 | 123 | 89 | 88 | 88 |
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 | 8:14AM0.43m | 9:39PM0.15m | 9:21AM0.43m | 10:54PM0.18m | 10:18AM0.43m | |||||||||||||||||||
Low Tide | 3:54PM0.11m | 11:43PM0.14m | 4:25PM0.09m | 1:37AM0.15m | 4:48PM0.08m | |||||||||||||||||||
 | |  | | | | |  | | | | | | | | |  | | | | | | | | |
 | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:04 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 25 |
Feels °C | 24 | 24 | 23 | 23 | 23 | 22 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 23 | 22 | 22 | 23 | 24 | 23 | 22 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 12 | N 12 | N 12 | N 12 | NNW 11 | NNW 11 | NNW 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 |
| kJ | 394 | 373 | 373 | 313 | 308 | 286 | 231 | 231 | 195 | 158 | 373 | 341 | 274 | 274 | 209 | 202 | 194 | 149 | 114 | 83 | 123 | 89 | 88 | 88 |
Swell 2 Height (m) Direction Period (s) | NW 18 | NW 16 | WNW 17 | WNW 17 | NW 17 | WNW 16 | WNW 16 | WNW 16 | N 13 | N 13 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 |
| kJ | 79 | 69 | 108 | 119 | 148 | 177 | 169 | 169 | 168 | 161 | 169 | 162 | 144 | 142 | 140 | 128 | 120 | 118 | 116 | 110 | 77 | 76 | 75 | 57 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | NNW 14 | N 13 | WNW 15 | NW 15 | SW 18 | SW 14 | SSW 14 | SSW 17 | SSW 16 | SSW 16 | SSW 17 | N 13 | N 13 | N 13 | SSW 15 | SSW 15 | SSW 15 | SSW 16 |
| kJ | 25 | 11 | 10 | 10 | 10 | 9 | 61 | 92 | 158 | 171 | 13 | 8 | 20 | 29 | 27 | 27 | 27 | 32 | 31 | 29 | 22 | 21 | 22 | 24 |
Wind waves Height (m) Direction Period (s) | 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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 298 | 265 | 285 | 273 | 258 | 258 | 222 | 339 | 395 | 336 | 348 | 394 | 358 | 348 | 407 | 557 | 637 | 589 | 640 | 657 | 674 | 569 | 507 | 507 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 21 | 19 | 19 | 21 | 21 | 165 | 21 | 19 | 21 | 21 | 19 | 21 | 21 | 165 | 165 | 21 | 166 | 21 | 19 | 21 | 19 | 21 | 165 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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