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Surf Forecasts:
Ewa Beach Park surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Monday 20 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Ewa Beach Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ewa Beach Park sea temperature is
24.7° C
(Which is normal for this time of year)How big are the waves at Ewa Beach Park today?
The current surf forecast for Ewa Beach Park at 5PM is: 0.5m 14s primary swell from a Southwest direction and 0.6m 7s secondary swell from a East direction (forecast issued at 01:00pm April 20). An open ocean swell of 0.5m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 1.5ft (0.5m) | 12s |
| Afternoon (20 Apr) | 1.5ft (0.5m) | 14s |
| Evening (20 Apr) | 1.5ft (0.5m) | 14s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 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 | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 7 | 12 | 12 | 12 | 4 | 7 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 75 | 103 | 103 | 103 | 102 | 97 | 91 | 88 | 87 | 85 | 84 | 84 | 83 | 82 | 80 | 0 | 0 | 18 | 74 | 73 | 72 | 2 | 27 | 16 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | glass | glass | glass | glass | glass | cross | cross | cross- off | glass | cross- on | cross- off | cross- off | glass | glass | cross- on | cross | glass | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:44PM 0.77 | 5:48AM 0.24 | 7:46PM 0.73 | 7:09AM 0.21 | 8:55PM 0.69 | |||||||||||||||||||
Low Tide / height (m) | 10:51AM 0.02 | 2:39AM 0.21 | 11:31AM 0.06 | 4:20AM 0.19 | 12:21PM 0.12 | 5:30AM 0.17 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:05 |
| Sunset | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - |
 |  | |  | | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 23 |
| Feels °C (?) | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 27 | 27 | 26 | 27 | 29 | 27 | 25 | 26 | 26 | 28 | 27 | 27 | 27 | 26 | 25 | 25 | 24 |
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Live Wave Height (m)
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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