Surf Forecasts:
How big are the waves at Ewa Beach Park today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 2.5ft (0.8m), 13s period with S swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 2.5ft (0.8m), 13s period with S swell.
- Evening surf: Evening surf (29 Aug, local time) - 4.5ft (1.4m), 7s period with ENE swell.
The current surf forecast for Ewa Beach Park at 8AM is: 0.8m 13s primary swell from a South direction and 0.5m 13s secondary swell from a East direction, 1.2m 6s secondary swell from a East direction (forecast issued at 01:00am August 29). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 2.5ft (0.8m) | 13s |
| Afternoon (29 Aug) | 2.5ft (0.8m) | 13s |
| Evening (29 Aug) | 4.5ft (1.4m) | 7s |
Table - waves today at Ewa Beach Park. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat afternoon, min 25°C on Sat morning). Mainly fresh winds. | ||||||||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 13 | S 13 | S 13 | E 6 | S 13 | S 13 | SW 17 | SSW 17 | E 7 | E 7 | SSW 16 | SSW 16 | E 7 | SSW 16 | ENE 7 | ENE 7 | SSW 15 | SSW 15 | SSW 15 | ENE 7 | SSW 14 | SSW 14 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 285 | 219 | 219 | 156 | 215 | 215 | 170 | 186 | 270 | 226 | 232 | 226 | 214 | 176 | 225 | 201 | 199 | 196 | 196 | 210 | 186 | 183 | 210 | 234 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | 4:31AM0.50m | 4:31PM0.62m | 5:12AM0.55m | 4:56PM0.56m | 5:56AM0.58m | 5:20PM0.49m | ||||||||||||||||||
Low Tide | 10:15AM0.14m | 10:58PM0.09m | 11:02AM0.18m | 11:20PM0.08m | 11:55AM0.24m | |||||||||||||||||||
 |  |  |  | | | | | | | | | | | | | | | | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 27 | 25 | 25 |
Feels °C | 23 | 24 | 22 | 23 | 24 | 22 | 22 | 23 | 22 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 25 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 16 | SSW 16 | SSW 16 | S 12 | S 12 | SSW 15 | SSW 15 | E 7 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 10 | S 10 |
| kJ | 285 | 219 | 219 | 121 | 215 | 215 | 73 | 148 | 141 | 100 | 232 | 226 | 166 | 100 | 100 | 201 | 199 | 120 | 196 | 191 | 186 | 183 | 78 | 75 |
Swell 2 Height (m) Direction Period (s) | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | S 13 | SSW 17 | SSW 17 | SSW 16 | S 12 | SSW 12 | S 12 | SSW 16 | SSW 15 | S 12 | S 11 | SSW 15 | S 11 | S 11 | S 11 | S 11 | SW 14 | S 19 |
| kJ | 104 | 93 | 89 | 89 | 125 | 81 | 89 | 186 | 186 | 181 | 71 | 46 | 71 | 162 | 158 | 97 | 85 | 196 | 84 | 82 | 83 | 82 | 99 | 192 |
Swell 3 Height (m) Direction Period (s) | SW 19 | SW 18 | SW 18 | S 13 | SSW 18 | SSW 17 | SW 17 | E 12 | E 12 | E 12 | E 12 | ENE 11 | ENE 11 | ENE 11 | SSW 20 | ENE 11 | E 11 | S 11 | ENE 10 | S 21 | ENE 10 | ENE 9 | S 19 | SSW 14 |
| kJ | 90 | 84 | 81 | 89 | 120 | 113 | 135 | 75 | 75 | 73 | 71 | 43 | 41 | 40 | 37 | 39 | 35 | 84 | 33 | 76 | 31 | 29 | 190 | 75 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 7 | E 7 | ENE 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | — | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 |
| kJ | 135 | 116 | 123 | 156 | 124 | 130 | 170 | 176 | 270 | 226 | 198 | 192 | 214 | 176 | 225 | 192 | 161 | — | 128 | 210 | 176 | 167 | 210 | 234 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 14 | 15 | 22 | 22 | 25 | 23 | 25 | 25 | 15 | 22 | 22 | 32 | 25 | 22 | 22 | 14 | 14 | 14 | 16 | 22 | 22 | 22 | 17 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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