Surf Forecasts:
How big are the waves at Waimanalo today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 5.5ft (1.7m), 7s period with ENE swell.
- Evening surf: Evening surf (17 Aug, local time) - 5ft (1.5m), 7s period with ENE swell.
The current surf forecast for Waimanalo at 3PM is: 1.7m 7s primary swell from a East-northeast direction (forecast issued at 07:00am August 17). An open ocean swell of 0.4m 14s is not directed at the surf break, a second open ocean swell of 0.3m 6s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 5.5ft (1.7m) | 8s |
| Afternoon (17 Aug) | 5.5ft (1.7m) | 7s |
| Evening (17 Aug) | 5ft (1.5m) | 7s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Mon morning, min 24°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 406 | 345 | 346 | 328 | 252 | 222 | 215 | 173 | 170 | 165 | 181 | 175 | 152 | 143 | 143 | 134 | 139 | 169 | 109 | 84 | 84 | 149 | 146 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on |
High Tide | 6:27AM0.44m | 4:40PM0.47m | 8:02AM0.45m | 4:17PM0.43m | 10:23AM0.47m | ||||||||||||||||||
Low Tide | 11:25AM0.27m | 11:52PM0.07m | 12:27PM0.33m | 00:26AM0.08m | |||||||||||||||||||
 |  | | |  | | | | | | | | |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 |
Feels °C | 26 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 23 | 24 | 23 | 23 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | ENE 7 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 104 | 103 | 103 | 103 | 65 | 63 | 59 | 55 | 55 | 54 | 30 | 30 | 30 | 30 | 29 | 29 | 26 | 125 | 109 | 84 | 84 | 82 | 82 |
Swell 2 Height (m) Direction Period (s) | S 7 | SSE 6 | SSE 6 | SSE 6 | S 6 | S 5 | S 5 | E 9 | E 9 | E 9 | SW 17 | SW 18 | SW 18 | SW 18 | N 8 | NNE 7 | NNE 7 | NNE 7 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 |
| kJ | 23 | 13 | 7 | 6 | 5 | 2 | 1 | 7 | 15 | 15 | 11 | 12 | 12 | 12 | 4 | 5 | 9 | 15 | 43 | 40 | 39 | 39 | 39 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 | SW 16 | N 7 | W 13 | W 13 | W 11 | SW 18 | S 6 | SW 18 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | 5 | 5 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 11 | 1 | 3 | 3 | 3 | 12 | 1 | 12 | 11 | 11 | 11 | 11 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | E 8 | — | — | — | ENE 8 | ENE 8 |
| kJ | 406 | 345 | 346 | 328 | 252 | 222 | 215 | 173 | 170 | 165 | 181 | 175 | 152 | 143 | 143 | 134 | 139 | 169 | — | — | — | 149 | 146 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 44 | 44 | 44 | 44 | 17 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 17 | 44 | 18 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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