Surf Forecasts:
How big are the waves at Waimanu Bay today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 6ft (1.9m), 8s period with E swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 7ft (2.1m), 8s period with E swell.
- Evening surf: Evening surf (19 Sep, local time) - 6ft (1.9m), 8s period with ENE swell.
The current surf forecast for Waimanu Bay at 8AM is: 1.9m 8s primary swell from a East direction (forecast issued at 01:00am September 19). An open ocean swell of 0.1m 9s is not directed at the surf break, a second open ocean swell of 0.1m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 6ft (1.9m) | 8s |
| Afternoon (19 Sep) | 7ft (2.1m) | 8s |
| Evening (19 Sep) | 6ft (1.9m) | 8s |
Table - waves today at Waimanu Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sat morning, min 25°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 454 | 461 | 512 | 576 | 632 | 576 | 522 | 522 | 425 | 435 | 390 | 463 | 452 | 393 | 404 | 394 | 385 | 398 | 398 | 398 | 408 | 455 | 445 | 434 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:50AM0.71m | 9:14PM0.38m | 11:43AM0.75m | 11:17PM0.42m | 12:20PM0.79m | |||||||||||||||||||
Low Tide | 1:37AM0.27m | 7:48PM0.37m | 3:34AM0.27m | 7:09PM0.35m | 4:52AM0.24m | 7:16PM0.31m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | | | | | | | | | | | | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 26 |
Feels °C | 26 | 26 | 25 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 25 | 24 | 24 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NNE 7 | N 6 | NNE 6 | N 12 | NNE 6 | NNE 6 | NW 11 | N 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 26 | 20 | 37 | 3 | 13 | 13 | 5 | 2 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 9 |
Swell 2 Height (m) Direction Period (s) | W 16 | W 16 | W 16 | — | — | — | N 11 | N 11 | W 8 | W 8 | N 12 | W 8 | NW 11 | NW 11 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 |
| kJ | 5 | 5 | 5 | — | — | — | 2 | 2 | 1 | 1 | 3 | 1 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 10 |
Swell 3 Height (m) Direction Period (s) | N 10 | N 10 | — | — | — | — | — | — | N 12 | N 12 | W 8 | N 8 | W 13 | W 13 | — | N 8 | W 12 | W 12 | W 12 | NW 8 | W 12 | N 17 | N 16 | N 16 |
| kJ | 2 | 2 | — | — | — | — | — | — | 3 | 3 | 1 | 1 | 3 | 3 | — | 1 | 3 | 3 | 3 | 3 | 3 | 6 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
| kJ | 454 | 461 | 512 | 576 | 632 | 576 | 522 | 522 | 425 | 435 | 390 | 463 | 452 | 393 | 404 | 394 | 385 | 398 | 398 | 398 | 408 | 455 | 445 | 434 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 24 | 58 | 66 | 98 | 24 | 24 | 58 | 58 | 69 | 66 | 66 | 58 | 98 | 98 | 66 | 66 | 66 | 66 | 60 | 97 | 98 | 68 | 58 | 58 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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