Surf Forecasts:
How big are the waves at Ewa Beach Park today (10 Oct):
- Morning surf: Morning surf (10 Oct, local time) - 2.5ft (0.7m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (10 Oct, local time) - 3ft (0.9m), 19s period with S swell.
- Evening surf: Evening surf (10 Oct, local time) - 2.5ft (0.7m), 19s period with S swell.
The current surf forecast for Ewa Beach Park at 8AM is: 0.7m 15s primary swell from a South-southwest direction and 0.7m 6s secondary swell from a East direction (forecast issued at 01:00am October 10). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Oct) | 2.5ft (0.7m) | 15s |
| Afternoon (10 Oct) | 3ft (0.9m) | 19s |
| Evening (10 Oct) | 2.5ft (0.7m) | 19s |
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 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 10 | Sunday 11 | Monday 12 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 15 | S 20 | S 20 | S 19 | S 19 | S 18 | S 18 | S 18 | S 18 | S 18 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | ENE 12 | ENE 12 | SSW 17 | S 15 | S 15 | S 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 329 | 304 | 228 | 611 | 753 | 472 | 263 | 402 | 620 | 749 | 504 | 294 | 258 | 325 | 417 | 330 | 507 | 322 | 186 | 232 | 190 | 267 | 267 | 267 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross-off | cross |
High Tide | 3:34AM0.67m | 3:16PM0.48m | 4:08AM0.70m | 3:44PM0.42m | 4:43AM0.71m | 4:10PM0.37m | ||||||||||||||||||
Low Tide | 9:53AM0.17m | 9:16PM0.05m | 10:41AM0.18m | 9:38PM0.05m | 11:28AM0.20m | 10:00PM0.06m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 25 | 24 | 23 | 24 | 26 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 28 | 28 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 23 | 25 | 26 | 25 | 25 | 26 | 25 | 26 | 26 | 26 | 28 | 27 | 28 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 15 | S 20 | S 20 | S 19 | E 6 | S 14 | S 18 | S 18 | S 18 | S 18 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | ENE 12 | ENE 12 | ENE 8 | ENE 8 | ENE 8 | E 8 |
| kJ | 329 | 304 | 228 | 611 | 753 | 472 | 36 | 320 | 620 | 749 | 504 | 294 | 258 | 325 | 417 | 330 | 507 | 322 | 186 | 232 | 81 | 81 | 81 | 127 |
Swell 2 Height (m) Direction Period (s) | NW 11 | NW 11 | E 6 | E 6 | SSW 15 | SSW 15 | S 19 | S 18 | E 6 | E 6 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | E 6 | E 12 | S 15 | S 15 | SSW 17 | S 15 | S 15 | S 15 |
| kJ | 119 | 117 | 38 | 48 | 355 | 222 | 263 | 402 | 47 | 47 | 173 | 173 | 126 | 125 | 123 | 123 | 18 | 137 | 157 | 153 | 190 | 267 | 267 | 267 |
Swell 3 Height (m) Direction Period (s) | S 21 | E 6 | NW 10 | SSW 15 | E 6 | E 6 | S 14 | E 6 | S 14 | S 13 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 12 | SW 17 | SW 17 | S 12 | S 15 | SSW 16 | NW 16 | NW 16 |
| kJ | 323 | 36 | 112 | 222 | 48 | 47 | 150 | 36 | 239 | 229 | 36 | 36 | 26 | 25 | 18 | 18 | 72 | 77 | 77 | 73 | 150 | 179 | 208 | 251 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | — | — | ENE 6 | ENE 6 | ENE 6 | ENE 12 | ENE 8 | — | — | — | ENE 8 | ENE 8 |
| kJ | — | — | — | — | — | — | — | 66 | 50 | 50 | 62 | 52 | — | — | 19 | 18 | 19 | 121 | 56 | — | — | — | 163 | 221 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 4 | 0 | 14 | 14 | 14 | 14 | 13 | 13 | 4 | 4 | 4 | 14 | 14 | 13 | 12 | 4 | 0 | 0 | 0 | 14 | 14 | 4 | 0 | 12 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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