Surf Forecasts:
How big are the waves at Kua Bay today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 2.5ft (0.7m), 12s period with W swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 2.5ft (0.8m), 10s period with W swell.
- Evening surf: Evening surf (30 Sep, local time) - 3ft (0.9m), 10s period with W swell.
The current surf forecast for Kua Bay at 8AM is: 0.6m 12s primary swell from a West direction and 0.5m 9s secondary swell from a West direction (forecast issued at 01:00am September 30). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 2.5ft (0.7m) | 12s |
| Afternoon (30 Sep) | 2.5ft (0.8m) | 10s |
| Evening (30 Sep) | 3ft (0.9m) | 10s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu night. Warm (max 28°C on Wed morning, min 25°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||||||||||||
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) | W 10 | W 13 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | SW 14 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | W 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 70 | 55 | 98 | 149 | 141 | 98 | 171 | 141 | 94 | 60 | 39 | 35 | 39 | 39 | 35 | 33 | 21 | 20 | 20 | 32 | 21 | 35 | 38 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | cross-on | on | on | cross-on | glassy | cross-off | cross-off | on | on | on | on | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off |
High Tide | 6:22AM0.78m | 5:40PM0.37m | 7:21AM0.75m | 6:23PM0.31m | 8:34AM0.73m | 7:59PM0.26m | ||||||||||||||||||
Low Tide | 11:04PM0.04m | 1:21PM0.24m | 11:38PM0.07m | 2:58PM0.26m | 00:21AM0.11m | 5:07PM0.24m | ||||||||||||||||||
 | |  | |  | | | | | | | | | | | | |  |  | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | 1 | — | — |
Temp °C | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 29 | 29 | 31 | 31 | 30 | 29 | 29 | 31 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 9 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 8 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | NE 6 | NE 6 | W 9 |
| kJ | 70 | 43 | 98 | 149 | 141 | 98 | 171 | 141 | 94 | 60 | 39 | 35 | 39 | 39 | 35 | 33 | 21 | 20 | 20 | 32 | 21 | 20 | 20 | 56 |
Swell 2 Height (m) Direction Period (s) | NE 8 | NE 8 | W 9 | NE 8 | NE 8 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 5 | NE 5 | NE 7 | NE 8 | NE 8 | NE 7 | NE 7 | NE 6 | NE 6 | W 8 | W 9 | NE 6 |
| kJ | 28 | 20 | 41 | 21 | 20 | 20 | 19 | 20 | 15 | 15 | 15 | 15 | 10 | 10 | 19 | 20 | 14 | 14 | 13 | 6 | 12 | 35 | 38 | 20 |
Swell 3 Height (m) Direction Period (s) | SW 16 | W 13 | NE 8 | SW 15 | SW 15 | WNW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | ENE 8 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 63 | 55 | 20 | 34 | 33 | 53 | 33 | 33 | 32 | 31 | 30 | 30 | 18 | 6 | 16 | 17 | 19 | 17 | 17 | 17 | 20 | 19 | 32 | 31 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 10 | 0 | 32 | 51 | 20 | 20 | 0 | 0 | 0 | 10 | 97 | 97 | 97 | 97 | 96 | 96 | 97 | 97 | 97 | 97 | 97 | 10 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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