Surf Forecasts:
How big are the waves at Ewa Beach Park today (11 Sep):
- Afternoon surf: Afternoon surf (11 Sep, local time) - 2.5ft (0.7m), 15s period with SW swell.
- Evening surf: Evening surf (11 Sep, local time) - 2.5ft (0.7m), 15s period with SW swell.
The current surf forecast for Ewa Beach Park at 11PM is: 0.8m 15s primary swell from a South-southwest direction and 0.4m 8s secondary swell from a South-southeast direction, 0.9m 11s secondary swell from a East-northeast direction (forecast issued at 07:00pm September 11). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | - | - |
| Afternoon (11 Sep) | 2.5ft (0.7m) | 15s |
| Evening (11 Sep) | 2.5ft (0.7m) | 15s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat morning, min 24°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 15 | ENE 11 | SSW 15 | SW 15 | SSW 15 | SW 15 | SW 16 | SSW 14 | SW 16 | SW 16 | SW 16 | SSW 13 | SW 16 | SW 15 | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 229 | 245 | 283 | 226 | 279 | 223 | 245 | 127 | 124 | 124 | 122 | 116 | 245 | 112 | 107 | 104 | 84 | 54 | 57 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross-off | cross | cross | cross | cross | cross | cross-on | cross-off | cross | cross |
High Tide | 3:54PM0.62m | 4:32AM0.59m | 4:21PM0.55m | 5:11AM0.62m | 4:46PM0.48m | ||||||||||||||
Low Tide | 10:14PM0.07m | 10:32AM0.16m | 10:36PM0.07m | 11:21AM0.20m | 10:57PM0.08m | ||||||||||||||
 |  | |  |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 25 | 25 | 24 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 |
Feels °C | 26 | 26 | 25 | 26 | 25 | 26 | 27 | 26 | 28 | 27 | 25 | 26 | 26 | 26 | 26 | 27 | 29 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SSW 15 | ENE 10 | ENE 10 | ENE 10 | SW 16 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | E 9 | SW 16 | SW 13 | SW 15 | SW 15 | E 9 | SW 14 | SSW 12 |
| kJ | 229 | 229 | 283 | 158 | 140 | 109 | 245 | 75 | 75 | 72 | 66 | 60 | 245 | 78 | 107 | 104 | 56 | 54 | 57 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSE 8 | SSE 8 | SW 15 | SSW 15 | SW 15 | ENE 10 | SSW 14 | SW 16 | SW 16 | SSW 13 | SSW 13 | E 9 | SW 15 | SSW 12 | SSW 12 | SSW 15 | SW 12 | ENE 8 |
| kJ | 46 | 27 | 26 | 226 | 279 | 223 | 100 | 123 | 124 | 124 | 116 | 116 | 41 | 112 | 57 | 56 | 84 | 37 | 14 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SSW 12 | SW 8 | SSW 11 | SSW 11 | SSW 11 | SW 8 | SW 16 | SW 13 | SW 13 | SW 16 | SSW 16 | NE 9 | E 5 | ENE 9 | NE 9 | SW 12 | NE 9 | SW 14 |
| kJ | 28 | 46 | 18 | 40 | 22 | 23 | 11 | 127 | 87 | 87 | 122 | 98 | 20 | 13 | 16 | 20 | 37 | 20 | 54 |
Wind waves Height (m) Direction Period (s) | ENE 11 | ENE 11 | ENE 11 | — | — | — | — | — | — | — | ENE 4 | — | — | E 5 | E 5 | E 5 | — | E 8 | ENE 4 |
| kJ | 206 | 245 | 198 | — | — | — | — | — | — | — | 4 | — | — | 16 | 12 | 11 | — | 52 | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 13 | 13 | 13 | 4 | 4 | 4 | 14 | 14 | 4 | 0 | 12 | 14 | 4 | 4 | 14 | 14 | 0 | 2 | 4 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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