Surf Forecasts:
How big are the waves at Waipio Bay today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 5ft (1.5m), 7s period with E swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 5ft (1.5m), 7s period with E swell.
- Evening surf: Evening surf (11 Aug, local time) - 4.5ft (1.4m), 8s period with E swell.
The current surf forecast for Waipio Bay at 10PM is: 1.4m 8s primary swell from a East direction and 0.2m 8s secondary swell from a North-northwest direction (forecast issued at 01:00pm August 11). An open ocean swell of 0.2m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 5ft (1.5m) | 7s |
| Afternoon (11 Aug) | 5ft (1.5m) | 7s |
| Evening (11 Aug) | 4.5ft (1.4m) | 8s |
Table - waves today at Waipio Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue afternoon, min 25°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||
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) | E 7 | E 7 | E 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 251 | 251 | 258 | 253 | 191 | 196 | 164 | 164 | 164 | 164 | 196 | 204 | 199 | 191 | 220 | 220 | 232 | 287 | 295 | 302 | 350 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 2:41PM1.03m | 2:14AM0.56m | 3:15PM1.01m | 3:00AM0.61m | 3:46PM0.96m | ||||||||||||||||
Low Tide | 9:19PM0.25m | 8:11AM0.01m | 9:48PM0.23m | 8:54AM0.06m | 10:15PM0.20m | ||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 26 | 25 | 26 | 27 | 27 | 26 | 26 | 25 |
Feels °C | 28 | 29 | 27 | 26 | 24 | 25 | 26 | 26 | 27 | 27 | 26 | 26 | 25 | 26 | 25 | 25 | 26 | 26 | 24 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 8 | NNW 8 | W 10 | W 11 | W 13 | NNW 7 | W 11 | W 11 | W 10 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | ESE 14 | ESE 13 |
| kJ | 13 | 13 | 6 | 6 | 8 | 22 | 30 | 5 | 9 | 9 | 9 | 13 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 18 | 54 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | NNW 8 | NNW 7 | NNW 7 | W 11 | NNW 7 | NNW 7 | W 13 | NW 7 | NW 7 | NW 7 | NW 7 | N 7 | NW 7 | N 7 | NW 9 | W 12 | W 12 |
| kJ | 8 | 8 | 8 | 8 | 6 | 5 | 5 | 9 | 5 | 5 | 13 | 2 | 2 | 2 | 2 | 1 | 2 | 1 | 3 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 14 | W 15 | W 15 | W 15 | W 10 | NNW 7 | W 13 | W 13 | W 13 | NNW 7 | S 17 | — | — | N 10 | N 10 | E 12 | N 9 | N 7 | NNW 9 | NNW 8 |
| kJ | 3 | 4 | 4 | 4 | 4 | 8 | 5 | 13 | 14 | 14 | 5 | 5 | — | — | 2 | 2 | 3 | 2 | 1 | 7 | 6 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 251 | 251 | 258 | 253 | 191 | 196 | 164 | 164 | 164 | 164 | 196 | 204 | 199 | 191 | 220 | 220 | 232 | 287 | 295 | 302 | 350 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 71 | 140 | 113 | 61 | 55 | 64 | 64 | 68 | 105 | 105 | 105 | 70 | 70 | 61 | 68 | 68 | 68 | 68 | 68 | 70 | 70 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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