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Surf Forecasts:
Ewa Beach Park surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Friday 29 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
25.3° C
(Which is normal for this time of year)How big are the waves at Ewa Beach Park today (29 May):
- Morning surf: Morning surf (29 May, local time) - 2.5ft (0.8m), 20s period with S swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 3.5ft (1.0m), 19s period with S swell.
- Evening surf: Evening surf (29 May, local time) - 3.5ft (1.0m), 18s period with S swell.
The current surf forecast for Ewa Beach Park at 9AM is: 0.8m 20s primary swell from a South direction and 1.0m 7s secondary swell from a East direction, 1.3m 7s secondary swell from a East-northeast direction (forecast issued at 01:00am May 29). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 2.5ft (0.8m) | 20s |
| Afternoon (29 May) | 3.5ft (1.0m) | 19s |
| Evening (29 May) | 3.5ft (1.0m) | 18s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 22°C on Sun night). Winds decreasing (fresh winds from the ENE on Fri afternoon, light winds from the SSE by Sun morning). | ||||||||||||||||||||||||
Friday 29 | Saturday 30 | Sunday 31 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 21 | S 21 | S 20 | S 20 | S 19 | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 19 | |
445 | 436 | 515 | 618 | 745 | 730 | 693 | 661 | 627 | 632 | 617 | 589 | 555 | 437 | 427 | 421 | 416 | 406 | 395 | 375 | 288 | 280 | 280 | 276 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | on | on | on | cross | cross-off | |
High Tide | 1:55AM0.32m | 3:15PM0.74m | 2:34AM0.30m | 3:48PM0.75m | 3:10AM0.28m | 4:24PM0.75m | ||||||||||||||||||
Low Tide | 7:42AM0.06m | 10:30PM0.20m | 8:12AM0.05m | 11:10PM0.19m | 8:43AM0.05m | |||||||||||||||||||
 |  |  | | | | | | |  | | | |  | | | | | | | | | | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 25 | 25 | 25 | 25 | 24 |
21 | 21 | 22 | 23 | 21 | 21 | 22 | 21 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 24 | 24 | 25 | 24 | 26 | 26 | 26 | 26 | 25 | |
Swell 1 Height (m) Direction Period (s) | S 21 | S 21 | E 7 | S 20 | S 19 | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 445 | 436 | 94 | 618 | 745 | 730 | 693 | 661 | 627 | 632 | 617 | 589 | 555 | 437 | 427 | 421 | 416 | 406 | 395 | 375 | 288 | 280 | 280 | 276 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 20 | S 11 | S 11 | S 11 | S 11 | S 13 | S 13 | S 12 | S 12 | E 7 | E 7 | E 7 | E 7 | S 11 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 67 | 65 | 515 | 61 | 61 | 60 | 60 | 121 | 116 | 103 | 102 | 66 | 68 | 66 | 68 | 40 | 53 | 55 | 40 | 55 | 55 | 55 | 43 | 41 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 11 | S 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NE 8 | S 12 | S 12 | S 12 | S 12 | NE 8 | S 11 | S 11 | ENE 8 | S 11 | S 11 | S 11 | SSW 20 | S 19 |
| kJ | 61 | 61 | 63 | 60 | 31 | 30 | 30 | 30 | 29 | 28 | 28 | 69 | 68 | 67 | 66 | 15 | 39 | 36 | 23 | 36 | 35 | 35 | 131 | 273 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | — | E 7 | — | ENE 7 | E 7 | ENE 7 | — | — | ENE 7 | ENE 7 | NE 7 | NE 8 | ENE 8 |
| kJ | 130 | 134 | 181 | 94 | 138 | 143 | 139 | 117 | 106 | 103 | 59 | — | 49 | — | 147 | 67 | 78 | — | — | 68 | 66 | 79 | 82 | 72 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 14 | 14 | 14 | 22 | 22 | 14 | 14 | 13 | 0 | 13 | 14 | 15 | 15 | 13 | 13 | 4 | 4 | 4 | 10 | 10 | 10 | 4 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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