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Chuns Reef Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Chuns Reef surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Tuesday 16 Sep 2025 HST
How big are the waves at Chuns Reef today?
The current surf forecast for Chuns Reef at 6AM is: 0.6m 8s primary swell from a East direction and 0.5m 9s secondary swell from a North direction (forecast issued at 01:00am September 16). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 2ft (0.6m) | 8s |
| Afternoon (16 Sep) | 1.5ft (0.5m) | 8s |
| Evening (16 Sep) | 1.5ft (0.4m) | 8s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| 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 | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 8 | 6 | 6 | 6 | 6 | 8 | 8 | 6 | 6 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 61 | 59 | 49 | 48 | 37 | 34 | 21 | 21 | 194 | 176 | 156 | 146 | 14 | 14 | 146 | 126 | 66 | 194 | 181 | 199 | 212 | 187 | 143 | 130 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore 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 / height (m) | 11:14PM 0.17 | 11:45AM 0.54 | 12:12AM 0.21 | 12:33PM 0.54 | 12:56AM 0.26 | 1:13PM 0.53 | ||||||||||||||||||
Low Tide / height (m) | 2:58AM 0.08 | 6:10PM 0.08 | 4:13AM 0.07 | 6:37PM 0.06 | 5:12AM 0.06 | 7:00PM 0.06 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:31 | - |
 | | |  | | | | | |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 25 | 25 | 24 | 25 | 25 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 25 |
| Feels °C (?) | 23 | 24 | 24 | 23 | 24 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 25 | 25 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for HAW - Oahu
Continuing clean conditions at Chuns Reef (calm at Wheeler Air Force Base/oahu Airport 19 km from Chuns Reef). 1.1m 5s windswell from the ENE with a 0.5m 8s swell from the NE and a 0.4m 10s swell from the E. 3 swells combining to make bigger set waves.
19 km away, 1 h 41 min ago
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