Surf Forecasts:
How big are the waves at Chuns Reef today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 1.5ft (0.4m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 2.5ft (0.7m), 7s period with E swell.
- Evening surf: Evening surf (21 Jun, local time) - 1.5ft (0.5m), 8s period with NE swell.
The current surf forecast for Chuns Reef at 4AM is: 0.4m 8s primary swell from a Northeast direction and 0.3m 7s secondary swell from a Northwest direction (forecast issued at 01:00am June 21). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 1.5ft (0.4m) | 8s |
| Afternoon (21 Jun) | 2.5ft (0.7m) | 7s |
| Evening (21 Jun) | 1.5ft (0.5m) | 8s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 26°C on Sun morning, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||||||||||||
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) | NW 8 | NE 8 | NE 8 | NE 8 | E 7 | ENE 8 | NE 8 | NE 10 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | ENE 6 | ENE 7 | E 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 18 | 17 | 23 | 23 | 50 | 75 | 29 | 45 | 97 | 96 | 96 | 94 | 90 | 106 | 84 | 98 | 79 | 77 | 92 | 90 | 88 | 101 | 157 | 152 |
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 | 9:49AM0.30m | 8:19PM0.34m | 10:52AM0.36m | 9:05PM0.27m | 11:43AM0.42m | 9:56PM0.22m | ||||||||||||||||||
Low Tide | 1:53AM0.00m | 1:42PM0.20m | 2:27AM-0.00m | 3:42PM0.21m | 3:00AM-0.00m | 5:31PM0.18m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | |  | | | |
 | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 26 | 25 | 25 | 24 |
Feels °C | 25 | 25 | 26 | 27 | 26 | 26 | 26 | 24 | 26 | 26 | 25 | 26 | 27 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 26 | 24 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | NW 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 10 | NE 8 | NE 10 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | N 9 | N 8 | N 8 |
| kJ | 14 | 17 | 23 | 23 | 30 | 24 | 29 | 45 | 97 | 96 | 96 | 94 | 90 | 106 | 84 | 98 | 79 | 77 | 92 | 90 | 88 | 52 | 49 | 47 |
Swell 2 Height (m) Direction Period (s) | NE 8 | NW 7 | ESE 7 | ESE 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | N 7 | N 7 | N 7 | N 7 | N 9 | NE 10 | NE 10 | NE 10 |
| kJ | 18 | 9 | 10 | 10 | 10 | 10 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 9 | 17 | 27 | 39 | 55 | 57 | 59 | 60 |
Swell 3 Height (m) Direction Period (s) | ESE 7 | ESE 7 | NW 7 | NNW 7 | NW 7 | NW 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SSW 15 | WNW 11 | WNW 11 | WNW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 |
| kJ | 10 | 10 | 9 | 10 | 8 | 8 | 9 | 9 | 9 | 9 | 22 | 12 | 12 | 12 | 18 | 18 | 16 | 16 | 25 | 25 | 15 | 15 | 13 | 13 |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | E 5 | E 5 | E 7 | ENE 8 | ENE 4 | ENE 4 | E 4 | E 4 | E 4 | E 5 | E 5 | E 5 | ENE 5 | E 5 | E 5 | E 5 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | E 7 |
| kJ | 28 | 23 | 23 | 16 | 50 | 75 | 8 | 13 | 13 | 14 | 23 | 38 | 45 | 37 | 43 | 49 | 55 | 57 | 74 | 80 | 69 | 101 | 157 | 152 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 19 | 4 | 23 | 22 | 22 | 19 | 3 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 4 | 21 | 21 | 1 | 1 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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