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Chuns and Jocks Reefs Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Chuns and Jocks Reefs surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Saturday 21 Mar 2026 HSTForecast update in hr min s Forecast update imminent
Chuns and Jocks Reefs surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chuns and Jocks Reefs sea temperature is
24.5° C
(Which is normal for this time of year)How big are the waves at Chuns and Jocks Reefs today?
The current surf forecast for Chuns and Jocks Reefs at 9AM is: 1.7m 11s primary swell from a North direction and 0.4m 13s secondary swell from a West-northwest direction, 0.6m 5s secondary swell from a Southwest direction (forecast issued at 01:00am March 21). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 5.5ft (1.7m) | 11s |
| Afternoon (21 Mar) | 7ft (2.2m) | 12s |
| Evening (21 Mar) | 7.5ft (2.3m) | 11s |
Table - waves today at Chuns and Jocks Reefs. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| 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) (?) | 11 | 11 | 11 | 10 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 15 | 15 | 14 | 11 | 14 | 14 | 13 | 13 | 10 | 10 | 10 | 12 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 507 | 566 | 573 | 621 | 879 | 1208 | 1365 | 1230 | 465 | 448 | 327 | 348 | 372 | 362 | 357 | 288 | 264 | 257 | 222 | 228 | 284 | 233 | 159 | 121 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | cross | cross | cross | cross- on | glass | cross- on | cross- on | cross- on | cross- on | glass | cross | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:10AM 0.24 | 5:20PM 0.45 | 4:45AM 0.18 | 6:17PM 0.46 | 5:27AM 0.13 | 7:25PM 0.45 | ||||||||||||||||||
Low Tide / height (m) | 9:54PM 0.04 | 9:09AM -0.07 | 11:05PM 0.06 | 9:41AM -0.06 | 12:37AM 0.08 | 10:19AM -0.05 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:33 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - |
 | |  |  | | | | | | | | | | | | | | | | | |  | |  | |
Rain (mm) | - | - | 1 | 5 | 3 | 3 | 2 | 2 | 2 | 4 | 5 | 3 | 1 | 2 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | - | - | - |
| Temp. °C | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 22 |
| Feels °C (?) | 24 | 26 | 26 | 25 | 27 | 26 | 26 | 27 | 25 | 26 | 25 | 25 | 27 | 25 | 27 | 25 | 23 | 23 | 23 | 22 | 21 | 21 | 20 | 20 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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