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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 7 pm Saturday 16 May 2026 HSTForecast update in hr min s Forecast update imminent
Chuns Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chuns Reef sea temperature is
25.3° C
(Which is normal for this time of year)How big are the waves at Chuns Reef today?
The current surf forecast for Chuns Reef at 11PM is: 1.7m 8s primary swell from a East-northeast direction and 0.6m 10s secondary swell from a North-northwest direction (forecast issued at 07:00pm May 16). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | - | - |
| Afternoon (16 May) | 5.5ft (1.7m) | 8s |
| Evening (16 May) | 5.5ft (1.7m) | 8s |
Table - waves today at Chuns Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sat night. Warm (max 26°C on Sun morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
392 | 392 | 392 | 359 | 318 | 318 | 280 | 280 | 286 | 367 | 509 | 619 | 619 | 526 | 526 | 535 | 485 | 427 | 407 | 365 | 324 | 318 | 323 | 337 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | 3:16PM0.60m | 2:55AM0.13m | 4:02PM0.61m | 3:47AM0.11m | 4:52PM0.60m | 4:46AM0.09m | ||||||||||||||||||
Low Tide | 9:31PM0.01m | 7:21AM-0.10m | 10:30PM0.01m | 8:03AM-0.09m | 11:31PM0.00m | 8:49AM-0.05m | ||||||||||||||||||
 |  |  | | |  | | | |  |  | | |  | | | | | | | | | | | |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — |
 | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:05 |
2 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 |
27 | 27 | 26 | 27 | 26 | 27 | 27 | 27 | 26 | 24 | 24 | 23 | 24 | 24 | 23 | 24 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NNW 10 | NNW 10 | NNW 9 | NW 9 | SW 14 | SW 14 | SW 14 | SW 14 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NNW 11 | NW 11 | NNW 11 |
 kJ | 119 | 392 | 392 | 359 | 318 | 318 | 280 | 280 | 38 | 37 | 34 | 21 | 51 | 51 | 50 | 50 | 38 | 37 | 67 | 43 | 59 | 82 | 104 | 84 |
Swell 2 Height (m) Direction Period (s) | SW 15 | NW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | SW 14 | SW 14 | SW 14 | SW 14 | NW 9 | NW 9 | NW 13 | NW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 18 | SSW 18 |
| kJ | 55 | 90 | 69 | 68 | 68 | 68 | 67 | 65 | 54 | 54 | 53 | 51 | 21 | 21 | 45 | 42 | 49 | 48 | 47 | 46 | 47 | 48 | 79 | 30 |
Swell 3 Height (m) Direction Period (s) | S 10 | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 | SW 14 | SW 14 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | SW 19 | SW 19 | SSW 19 | NNW 8 | NNW 8 | NNW 13 | SSW 18 | SW 18 | SW 13 | SW 13 |
| kJ | 2 | 54 | 54 | 21 | 54 | 54 | 54 | 54 | 69 | 66 | 64 | 56 | 54 | 49 | 96 | 96 | 37 | 7 | 7 | 17 | 30 | 79 | 28 | 28 |
Wind waves Height (m) Direction Period (s) | ENE 8 | — | — | — | — | — | — | — | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 392 | — | — | — | — | — | — | — | 286 | 367 | 509 | 619 | 619 | 526 | 526 | 535 | 485 | 427 | 407 | 365 | 324 | 318 | 323 | 337 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 19 | 19 | 19 | 19 | 19 | 3 | 3 | 1 | 1 | 19 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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