Surf Forecasts:
How big are the waves at Kua Bay today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 1ft (0.3m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 1ft (0.3m), 18s period with SW swell.
- Evening surf: Evening surf (10 Sep, local time) - 1ft (0.3m), 17s period with SW swell.
The current surf forecast for Kua Bay at 2PM is: 0.3m 18s primary swell from a Southwest direction (forecast issued at 07:00am September 10). An open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 1ft (0.3m) | 16s |
| Afternoon (10 Sep) | 1ft (0.3m) | 18s |
| Evening (10 Sep) | 1ft (0.3m) | 17s |
Table - waves today at Kua Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Thu afternoon. Warm (max 28°C on Thu morning, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | |||||||||||||||||||||
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) | NE 7 | SW 16 | SW 16 | SW 18 | SW 18 | SW 18 | SW 17 | SW 10 | SW 10 | SW 16 | SW 10 | SW 15 | SW 9 | SW 9 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 0 | 41 | 42 | 48 | 49 | 49 | 44 | 16 | 15 | 0 | 14 | 0 | 13 | 13 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 29 | 29 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross | cross | cross-off | cross | cross | cross | cross-off | glassy |
High Tide | 3:19AM0.56m | 3:28PM0.76m | 3:57AM0.62m | 4:00PM0.70m | 4:35AM0.67m | 4:29PM0.63m | |||||||||||||||||
Low Tide | 9:04AM0.09m | 9:55PM0.06m | 9:51AM0.11m | 10:19PM0.05m | 10:36AM0.14m | 10:41PM0.06m | |||||||||||||||||
 |  |  | | |  | | | | | | | |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — |
mm | 1 | 1 | — | 2 | 3 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — |
Temp °C | 26 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 26 |
Feels °C | 31 | 32 | 31 | 31 | 30 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 30 |
Swell 1 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 8 | SW 16 | NNE 4 | NE 5 | NNE 5 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NE 9 | NNE 9 | NNE 9 |
| kJ | 51 | 69 | 57 | 61 | 47 | 17 | 24 | 13 | 66 | 12 | 10 | 17 | 51 | 50 | 51 | 50 | 33 | 42 | 44 | 61 | 77 | 68 | 68 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SW 16 | SW 16 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | NNE 8 | NNE 8 | NNE 8 | NE 8 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | NE 5 | NE 5 |
| kJ | 17 | 41 | 42 | 48 | 49 | 49 | 44 | 67 | 13 | 13 | 13 | 16 | 57 | 57 | 57 | 57 | 57 | 56 | 60 | 29 | 29 | 12 | 16 |
Swell 3 Height (m) Direction Period (s) | SSW 7 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 11 | SW 10 | SW 10 | SW 16 | SW 10 | SW 15 | SW 9 | SW 9 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | WSW 8 | WSW 8 | SW 14 | SW 14 |
| kJ | 5 | 16 | 16 | 16 | 16 | 16 | 18 | 16 | 15 | 66 | 14 | 59 | 13 | 13 | 22 | 20 | 19 | 9 | 9 | 7 | 7 | 29 | 29 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NE 4 | NNE 4 | NE 4 | NE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 10 | 8 | 10 | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 20 | 4 | 4 | 4 | 100 | 100 | 22 | 4 | 4 | 4 | 98 | 100 | 30 | 30 | 92 | 92 | 92 | 96 | 98 | 100 | 24 | 14 | 4 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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