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Surf Forecasts:
Ewa Beach Park surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Tuesday 12 May 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
25.5° 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 6PM is: 1.4m 6s primary swell from a East direction and 0.5m 16s secondary swell from a South direction (forecast issued at 01:00pm May 12). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 5ft (1.5m) | 6s |
| Afternoon (12 May) | 2ft (0.6m) | 16s |
| Evening (12 May) | 4.5ft (1.4m) | 7s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Warm (max 26°C on Thu afternoon, min 23°C on Tue night). Winds decreasing (fresh winds from the ENE on Tue afternoon, light winds from the ENE by Thu night). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 6 | S 16 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 16 | |
176 | 186 | 184 | 168 | 204 | 270 | 205 | 205 | 232 | 199 | 199 | 286 | 348 | 275 | 205 | 236 | 206 | 221 | 168 | 142 | 117 | 146 | 149 | 171 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 1:24PM0.56m | 00:30AM0.48m | 2:01PM0.66m | 1:15AM0.43m | 2:40PM0.75m | 2:00AM0.38m | ||||||||||||||||||
Low Tide | 7:16PM0.27m | 6:59AM0.05m | 8:22PM0.23m | 7:27AM0.02m | 9:23PM0.20m | 7:59AM-0.01m | ||||||||||||||||||
 | | |  | | |  | | | | | | | | |  | | | | | | |  |  | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | 7:01 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | |
Temp °C | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 23 | 23 | 23 | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 24 |
21 | 20 | 19 | 19 | 19 | 20 | 19 | 21 | 21 | 21 | 21 | 19 | 20 | 20 | 21 | 21 | 22 | 23 | 22 | 22 | 22 | 24 | 24 | 22 | |
Swell 1 Height (m) Direction Period (s) | SSW 16 | S 16 | S 16 | NW 10 | NW 10 | NW 10 | NW 10 | S 15 | S 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 15 | NW 15 | NW 15 | NW 14 | E 8 | E 8 | E 8 | E 8 | E 8 |
 kJ | 144 | 186 | 124 | 48 | 48 | 47 | 24 | 104 | 103 | 84 | 82 | 82 | 81 | 81 | 81 | 112 | 176 | 171 | 241 | 142 | 117 | 146 | 149 | 153 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NNW 10 | NW 10 | S 16 | S 15 | SSE 15 | SSE 15 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | S 13 | NW 16 | NW 16 | SSW 14 | SSW 14 | SW 14 | SE 10 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 |
| kJ | 36 | 21 | 49 | 79 | 71 | 73 | 72 | 23 | 22 | 21 | 21 | 20 | 31 | 68 | 93 | 81 | 80 | 49 | 25 | 221 | 215 | 208 | 205 | 199 |
Swell 3 Height (m) Direction Period (s) | S 16 | NW 10 | SSE 9 | SW 16 | SW 16 | SSW 15 | SSW 14 | SW 16 | SW 15 | S 14 | SE 9 | S 13 | NW 9 | S 13 | SE 10 | S 13 | SE 10 | SE 10 | SW 14 | SW 17 | SW 17 | SW 16 | SW 16 | SSW 16 |
| kJ | 47 | 16 | 8 | 65 | 65 | 42 | 41 | 63 | 56 | 36 | 13 | 32 | 20 | 30 | 15 | 30 | 15 | 23 | 47 | 77 | 75 | 132 | 129 | 171 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | — | — | — | — | — |
| kJ | 176 | 173 | 184 | 168 | 204 | 270 | 205 | 205 | 232 | 199 | 199 | 286 | 348 | 275 | 205 | 236 | 206 | 221 | 168 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 22 | 32 | 25 | 23 | 23 | 22 | 22 | 22 | 23 | 25 | 23 | 23 | 22 | 14 | 16 | 22 | 14 | 16 | 15 | 14 | 14 | 14 | 4 | 14 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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