Surf Forecasts:
How big are the waves at Chuns Reef today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 6ft (1.8m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 6ft (1.8m), 8s period with ENE swell.
- Evening surf: Evening surf (21 Oct, local time) - 5.5ft (1.7m), 8s period with ENE swell.
The current surf forecast for Chuns Reef at 10PM is: 1.7m 8s primary swell from a East-northeast direction and 0.3m 12s secondary swell from a Northwest direction, 0.3m 9s secondary swell from a North direction (forecast issued at 01:00pm October 21). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 6ft (1.8m) | 8s |
| Afternoon (21 Oct) | 6ft (1.8m) | 8s |
| Evening (21 Oct) | 5.5ft (1.7m) | 8s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed afternoon, min 23°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | |||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NW 12 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 383 | 383 | 373 | 322 | 322 | 276 | 244 | 234 | 204 | 172 | 176 | 176 | 161 | 150 | 134 | 140 | 145 | 145 | 142 | 131 | 131 |
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 |
High Tide | 11:43AM0.43m | 00:41AM0.34m | 12:19PM0.41m | 1:14AM0.41m | 12:54PM0.38m | ||||||||||||||||
Low Tide | 5:27PM0.05m | 5:12AM0.12m | 5:46PM0.03m | 6:07AM0.11m | 6:07PM0.01m | ||||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | | | |
 | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 24 | 24 | 23 | 24 | 24 | 26 | 26 | 25 | 24 | 24 |
Feels °C | 25 | 24 | 23 | 24 | 23 | 24 | 24 | 25 | 25 | 26 | 24 | 24 | 24 | 23 | 25 | 25 | 26 | 26 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | N 9 | N 9 | N 9 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NW 11 |
| kJ | 15 | 14 | 14 | 23 | 37 | 51 | 47 | 60 | 42 | 59 | 77 | 176 | 161 | 150 | 119 | 140 | 145 | 145 | 142 | 131 | 112 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 12 | NW 12 | N 9 | N 9 | N 9 | N 8 | N 8 | NW 13 | E 13 | E 14 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NE 11 |
| kJ | 25 | 24 | 24 | 14 | 14 | 13 | 12 | 12 | 44 | 31 | 32 | 114 | 114 | 139 | 134 | 121 | 119 | 116 | 114 | 114 | 58 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | N 8 | SSW 14 | SSW 14 | E 14 | ESE 8 | ESE 8 | E 8 | ESE 8 | NE 13 | NE 12 | NE 12 | NE 12 | E 12 |
| kJ | 24 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 12 | 19 | 18 | 33 | 12 | 21 | 41 | 33 | 83 | 72 | 68 | 65 | 74 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | — | ESE 7 | — | — | — | — | — | — | — | ENE 8 |
| kJ | 383 | 383 | 373 | 322 | 322 | 276 | 244 | 234 | 204 | 172 | 176 | — | 57 | — | — | — | — | — | — | — | 131 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 19 | 19 | 19 | 19 | 3 | 0 | 0 | 0 | 0 | 5 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 21 | 19 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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