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Surf Forecasts:
Ewa Beach Park surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Friday 17 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
24.5° 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 8AM is: 0.5m 11s primary swell from a South direction and 0.6m 7s secondary swell from a East direction (forecast issued at 01:00am April 17). An open ocean swell of 0.5m 14s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 1.5ft (0.5m) | 12s |
| Afternoon (17 Apr) | 2ft (0.6m) | 13s |
| Evening (17 Apr) | 1.5ft (0.5m) | 13s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| 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) (?) | 12 | 12 | 14 | 11 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 12 | 11 | 6 | 16 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 99 | 99 | 64 | 64 | 125 | 123 | 86 | 85 | 85 | 80 | 76 | 73 | 76 | 97 | 65 | 63 | 63 | 50 | 48 | 44 | 43 | 35 | 65 | 61 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross- on | on | cross- on | cross- on | cross | cross | cross | cross- off | cross- on | cross- on | cross- on | cross- off |
High Tide / height (m) | 3:14AM 0.45 | 4:18PM 0.77 | 3:49AM 0.39 | 5:02PM 0.80 | 4:25AM 0.34 | 5:50PM 0.80 | ||||||||||||||||||
Low Tide / height (m) | 10:04PM 0.17 | 9:14AM 0.00 | 11:00PM 0.17 | 9:43AM -0.00 | 12:02AM 0.18 | 10:15AM 0.00 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - |
 | | |  |  | | |  | |  | | | | | | | | | |  | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 |
| Temp. °C | 24 | 23 | 22 | 23 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 26 | 24 | 22 | 23 | 24 | 24 | 23 | 25 | 25 | 22 | 22 | 23 | 25 | 26 | 27 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 26 | 26 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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