Surf Forecasts:
How big are the waves at Chuns Reef today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 7ft (2.1m), 10s period with E swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 6ft (1.9m), 10s period with E swell.
- Evening surf: Evening surf (23 Sep, local time) - 6ft (1.9m), 9s period with E swell.
The current surf forecast for Chuns Reef at 4AM is: 2.2m 9s primary swell from a East direction and 0.8m 10s secondary swell from a North-northwest direction (forecast issued at 01:00am September 23). An open ocean swell of 0.2m 17s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 7ft (2.1m) | 10s |
| Afternoon (23 Sep) | 6ft (1.9m) | 10s |
| Evening (23 Sep) | 6ft (1.9m) | 9s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Wed morning, min 25°C on Wed night). Mainly strong winds. | ||||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | ||||||||||||||||||||||
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) | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | 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 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 792 | 876 | 838 | 821 | 745 | 660 | 632 | 606 | 580 | 575 | 617 | 579 | 565 | 551 | 537 | 537 | 670 | 688 | 706 | 825 | 982 | 982 | 1055 | 1130 |
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 | 1:01AM0.28m | 1:11PM0.49m | 1:34AM0.32m | 1:40PM0.48m | 2:09AM0.38m | 2:10PM0.45m | ||||||||||||||||||
Low Tide | 5:22AM0.08m | 6:49PM0.06m | 6:08AM0.07m | 7:07PM0.05m | 6:54AM0.07m | 7:27PM0.03m | ||||||||||||||||||
 |  |  |  | | | | | | | | | | | | |  | | | | | | | | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 27 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 25 | 23 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | N 9 | N 9 | N 9 | SW 16 | SW 16 | NNW 9 | NNW 9 | NNW 9 | SW 16 |
| kJ | 153 | 141 | 118 | 116 | 104 | 102 | 100 | 75 | 74 | 72 | 49 | 71 | 74 | 72 | 69 | 43 | 42 | 42 | 124 | 122 | 26 | 25 | 25 | 118 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SSW 14 | SW 16 | N 9 | N 9 | SSW 16 | SW 16 | SSW 16 | NNW 8 |
| kJ | 29 | 29 | 47 | 75 | 73 | 65 | 63 | 63 | 63 | 64 | 63 | 93 | 107 | 104 | 103 | 100 | 78 | 132 | 41 | 41 | 97 | 62 | 95 | 24 |
Swell 3 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | N 12 | N 12 | W 10 | N 11 | W 10 | E 13 | E 13 | E 12 | SSW 18 | SW 18 | ESE 11 | WNW 21 | WNW 21 | SW 12 | NW 20 | NW 19 | NW 19 |
| kJ | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 11 | 11 | 8 | 38 | 8 | 14 | 13 | 11 | 31 | 79 | 12 | 45 | 45 | 24 | 97 | 96 | 57 |
Wind waves Height (m) Direction Period (s) | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | 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 |
| kJ | 792 | 876 | 838 | 821 | 745 | 660 | 632 | 606 | 580 | 575 | 617 | 579 | 565 | 551 | 537 | 537 | 670 | 688 | 706 | 825 | 982 | 982 | 1055 | 1130 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 1 | 19 | 19 | 21 | 19 | 1 | 1 | 1 | 1 | 21 | 21 | 21 | 21 | 21 | 22 | 166 | 21 | 165 | 21 | 168 | 174 | 166 | 166 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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