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Surf Forecasts:
Ewa Beach Park surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Wednesday 13 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 7PM is: 1.8m 7s primary swell from a East direction and 0.4m 14s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 13). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 5ft (1.6m) | 7s |
| Afternoon (13 May) | 5.5ft (1.7m) | 7s |
| Evening (13 May) | 5.5ft (1.7m) | 7s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Fri afternoon. Warm (max 26°C on Thu afternoon, min 22°C on Fri afternoon). Winds decreasing (strong winds from the ENE on Wed afternoon, light winds from the E by Fri morning). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 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 | SSW 16 | E 8 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | ENE 8 | ENE 8 | E 8 | E 8 | SSW 16 | |
258 | 250 | 295 | 340 | 302 | 235 | 230 | 230 | 209 | 186 | 163 | 163 | 142 | 179 | 149 | 171 | 171 | 169 | 169 | 226 | 232 | 161 | 161 | 165 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | on | on | cross-on | cross | cross | cross | cross-off | cross | |
High Tide | 2:01PM0.66m | 1:15AM0.43m | 2:40PM0.75m | 2:00AM0.38m | 3:21PM0.82m | 2:44AM0.34m | ||||||||||||||||||
Low Tide | 8:22PM0.23m | 7:27AM0.02m | 9:23PM0.20m | 7:59AM-0.01m | 10:21PM0.18m | |||||||||||||||||||
 | | |  | | | |  | | | | | | | | | |  |  |  | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | 7:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 7 | 3 | 2 | — | — | — | |
Temp °C | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 22 | 23 | 23 | 23 | 23 | 24 |
20 | 21 | 19 | 21 | 20 | 21 | 21 | 21 | 22 | 23 | 23 | 23 | 24 | 25 | 24 | 26 | 26 | 25 | 24 | 23 | 23 | 23 | 24 | 25 | |
Swell 1 Height (m) Direction Period (s) | S 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 15 | NW 15 | NW 15 | NW 14 | NW 14 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
 kJ | 103 | 84 | 82 | 82 | 81 | 81 | 81 | 112 | 176 | 171 | 241 | 221 | 142 | 145 | 149 | 149 | 149 | 127 | 127 | 131 | 134 | 161 | 161 | 165 |
Swell 2 Height (m) Direction Period (s) | NW 9 | NW 9 | NW 9 | NW 9 | S 13 | NW 16 | NW 16 | SSW 14 | SSW 14 | SW 14 | SW 14 | SW 17 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | SSW 16 |
| kJ | 22 | 21 | 21 | 20 | 31 | 68 | 93 | 81 | 80 | 49 | 47 | 77 | 215 | 208 | 205 | 199 | 122 | 118 | 114 | 89 | 66 | 61 | 59 | 162 |
Swell 3 Height (m) Direction Period (s) | SW 15 | S 14 | S 14 | S 13 | NW 9 | NW 9 | SSE 10 | S 13 | SE 10 | SW 18 | SW 18 | SSW 13 | SW 17 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 14 | SW 14 | SSE 11 |
| kJ | 56 | 36 | 32 | 32 | 20 | 20 | 10 | 30 | 24 | 49 | 79 | 34 | 75 | 179 | 129 | 171 | 171 | 169 | 169 | 100 | 127 | 92 | 96 | 64 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | — | — | — | — | SE 5 | SE 10 | — | ENE 8 | ENE 8 | ENE 8 | — | — |
| kJ | 258 | 250 | 295 | 340 | 302 | 235 | 230 | 230 | 209 | 186 | 163 | 163 | — | — | — | — | 16 | 58 | — | 226 | 232 | 138 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 28 | 172 | 32 | 23 | 22 | 14 | 14 | 15 | 14 | 16 | 14 | 13 | 14 | 4 | 0 | 10 | 13 | 13 | 4 | 4 | 13 | 13 | 0 | 4 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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