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Surf Forecasts:
Ewa Beach Park surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Tuesday 16 Dec 2025 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
25.9° C
(Which is slightly warmer than usual)How big are the waves at Ewa Beach Park today?
The current surf forecast for Ewa Beach Park at 3AM is: 0.7m 5s primary swell from a South direction (forecast issued at 01:00am December 16). An open ocean swell of 0.9m 12s is not directed at the surf break, a second open ocean swell of 0.4m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 2.5ft (0.8m) | 5s |
| Afternoon (16 Dec) | 4ft (1.2m) | 5s |
| Evening (16 Dec) | 4ft (1.2m) | 6s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
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) (?) | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 25 | 32 | 24 | 24 | 33 | 64 | 130 | 108 | 89 | 82 | 82 | 89 | 115 | 111 | 92 | 92 | 60 | 55 | 52 | 42 | 31 | 29 | 27 | 21 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | glass |
High Tide / height (m) | 2:06AM 0.69 | 1:03PM 0.30 | 2:38AM 0.73 | 1:49PM 0.28 | 3:11AM 0.75 | 2:29PM 0.27 | ||||||||||||||||||
Low Tide / height (m) | 9:26AM 0.24 | 6:54PM 0.07 | 10:03AM 0.21 | 7:28PM 0.05 | 10:37AM 0.19 | |||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - |
 | |  |  | | | |  | | | | | | | | | | | | | | | |  | |
Rain (mm) | - | - | - | 2 | 2 | 2 | 1 | 3 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | - |
| Temp. °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 24 | 24 |
| Feels °C (?) | 26 | 26 | 26 | 26 | 25 | 24 | 25 | 25 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 27 |
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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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