Surf Forecasts:
How big are the waves at Waimanu Bay today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 6ft (1.8m), 8s period with E swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 7ft (2.2m), 9s period with E swell.
- Evening surf: Evening surf (22 Sep, local time) - 8ft (2.4m), 10s period with E swell.
The current surf forecast for Waimanu Bay at 8AM is: 1.8m 8s primary swell from a East direction and 0.4m 13s secondary swell from a North-northwest direction, 0.2m 9s secondary swell from a North-northwest direction (forecast issued at 01:00am September 22). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 6ft (1.8m) | 8s |
| Afternoon (22 Sep) | 7ft (2.2m) | 9s |
| Evening (22 Sep) | 8ft (2.4m) | 10s |
Table - waves today at Waimanu Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 60mm), heaviest during Thu afternoon. Warm (max 28°C on Tue morning, min 25°C on Wed night). Winds increasing (moderate winds from the E on Tue night, strong winds from the E by Thu night). | ||||||||||||||||||||||||
Tuesday 22 | Wednesday 23 | Thursday 24 | ||||||||||||||||||||||
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 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 403 | 403 | 461 | 562 | 747 | 943 | 1102 | 1102 | 1013 | 910 | 796 | 763 | 664 | 642 | 627 | 627 | 621 | 607 | 623 | 634 | 675 | 675 | 734 | 728 |
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-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:08AM0.48m | 12:50PM0.82m | 00:47AM0.55m | 1:17PM0.83m | 1:24AM0.63m | 1:43PM0.83m | ||||||||||||||||||
Low Tide | 5:47AM0.21m | 7:29PM0.27m | 6:33AM0.19m | 7:46PM0.23m | 7:15AM0.18m | 8:05PM0.19m | ||||||||||||||||||
 | |  |  | | |  |  | | |  | |  |  | |  |  | | | |  | |  | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — |
mm | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 3 | 3 | 4 | 5 | 7 | 10 | 10 | 4 |
Temp °C | 26 | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 25 | 26 | 25 | 25 | 25 | 25 |
Feels °C | 27 | 27 | 28 | 29 | 29 | 27 | 27 | 27 | 27 | 27 | 26 | 28 | 28 | 27 | 27 | 26 | 25 | 27 | 24 | 25 | 24 | 24 | 22 | 24 |
Swell 1 Height (m) Direction Period (s) | NNW 10 | N 14 | NNW 13 | N 13 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | 9 | 36 | 59 | 87 | 110 | 150 | 145 | 130 | 126 | 123 | 123 | 86 | 82 | 83 | 83 | 80 | 77 | 56 | 55 | 56 | 52 | 50 | 49 | 49 |
Swell 2 Height (m) Direction Period (s) | N 15 | NNW 9 | NNW 9 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | N 12 | N 12 | W 10 | W 10 | W 10 | W 10 | W 10 |
| kJ | 17 | 8 | 8 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 11 | 9 | 9 | 9 | 9 | 9 | 9 | 11 | 11 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | W 11 | W 11 | W 13 | NNW 9 | — | W 10 | W 10 | — | — | S 13 | — | — | — | — | E 15 | E 15 | E 14 | E 13 | E 13 | — | — | — | — | W 15 |
| kJ | 10 | 10 | 3 | 8 | — | 2 | 2 | — | — | 3 | — | — | — | — | 4 | 4 | 4 | 14 | 14 | — | — | — | — | 4 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 403 | 403 | 461 | 562 | 747 | 943 | 1102 | 1102 | 1013 | 910 | 796 | 763 | 664 | 642 | 627 | 627 | 621 | 607 | 623 | 634 | 675 | 675 | 734 | 728 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 66 | 66 | 68 | 77 | 107 | 72 | 66 | 66 | 66 | 66 | 66 | 77 | 58 | 58 | 58 | 58 | 66 | 66 | 24 | 58 | 58 | 66 | 58 | 24 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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