Surf Forecasts:
How big are the waves at Chuns Reef today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 6ft (1.8m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 5ft (1.6m), 8s period with ENE swell.
- Evening surf: Evening surf (13 Jul, local time) - 5.5ft (1.7m), 7s period with ENE swell.
The current surf forecast for Chuns Reef at 1PM is: 1.7m 8s primary swell from a East-northeast direction and 0.4m 19s secondary swell from a West direction (forecast issued at 07:00am July 13). An open ocean swell of 0.5m 15s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 6ft (1.8m) | 8s |
| Afternoon (13 Jul) | 5ft (1.6m) | 8s |
| Evening (13 Jul) | 5.5ft (1.7m) | 7s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Wed afternoon. Warm (max 26°C on Mon afternoon, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thu 16 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | E 8 | E 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 7 | W 15 | W 15 | W 15 | W 15 | W 15 | NE 8 | NE 8 | W 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 459 | 410 | 403 | 319 | 327 | 294 | 256 | 176 | 152 | 276 | 276 | 276 | 248 | 221 | 229 | 223 | 233 | 229 | 224 | 221 | 218 | 215 | 215 | 215 |
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 | 2:52PM0.66m | 2:44AM0.17m | 3:35PM0.65m | 3:37AM0.19m | 4:16PM0.62m | |||||||||||||||||||
Low Tide | 6:11AM-0.07m | 9:12PM0.02m | 7:02AM-0.06m | 9:49PM0.02m | 7:52AM-0.04m | 10:25PM0.02m | ||||||||||||||||||
 |  | | | | |  | | |  | | |  | | | | | | | | |  | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | 5:58 |
 | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:17 | — | — | 7:16 |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | — | — |
Temp °C | 24 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 24 |
Feels °C | 23 | 23 | 24 | 25 | 24 | 23 | 23 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 25 | 27 | 26 | 25 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | E 8 | NNE 7 | W 16 | W 16 | W 16 | W 16 | E 8 | W 15 | W 15 | W 15 | W 15 | W 15 | NNE 7 | NNE 8 | W 15 | W 15 | W 15 |
| kJ | 118 | 116 | 110 | 106 | 103 | 102 | 102 | 176 | 105 | 135 | 134 | 190 | 190 | 40 | 172 | 172 | 233 | 229 | 224 | 57 | 63 | 215 | 215 | 215 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 16 | W 12 | W 19 | W 18 | W 18 | W 18 | NNE 7 | W 17 | SW 14 | SW 14 | SW 14 | SW 14 | W 16 | SW 13 | SW 13 | SW 17 | SW 13 | N 7 | W 15 | W 15 | SW 14 | SW 15 | SW 16 |
| kJ | 26 | 19 | 12 | 113 | 97 | 97 | 97 | 83 | 146 | 95 | 92 | 89 | 89 | 186 | 44 | 43 | 77 | 42 | 27 | 221 | 218 | 103 | 112 | 119 |
Swell 3 Height (m) Direction Period (s) | W 16 | W 12 | W 16 | SW 21 | SW 21 | SW 21 | SW 18 | SW 14 | SW 14 | SSW 19 | SW 19 | SSW 19 | SSW 19 | SW 13 | SW 17 | SW 17 | SW 13 | SW 18 | SSW 13 | SSW 13 | SSW 14 | SSW 19 | SSW 19 | SW 19 |
| kJ | 21 | 11 | 19 | 17 | 18 | 18 | 12 | 100 | 97 | 37 | 58 | 37 | 37 | 88 | 71 | 75 | 42 | 78 | 64 | 63 | 79 | 36 | 37 | 15 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | — | E 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 8 | NE 8 | ENE 7 |
| kJ | 459 | 410 | 403 | 319 | 327 | 294 | 256 | — | 152 | 276 | 276 | 276 | 248 | 221 | 229 | 223 | 223 | 178 | 172 | 132 | 128 | 204 | 204 | 183 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 21 | 1 | 1 | 1 | 19 | 19 | 1 | 1 | 1 | 19 | 19 | 19 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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