Surf Forecasts:
How big are the waves at Hilo Breakwall today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3.5ft (1.1m), 7s period with NE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 7s period with NNE swell.
- Evening surf: Evening surf (20 Aug, local time) - 3ft (0.9m), 7s period with NE swell.
The current surf forecast for Hilo Breakwall at 12AM is: 1.0m 7s primary swell from a East direction and 0.6m 6s secondary swell from a North-northeast direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3.5ft (1.1m) | 7s |
| Afternoon (20 Aug) | 3ft (0.9m) | 7s |
| Evening (20 Aug) | 3ft (0.9m) | 7s |
Table - waves today at Hilo Breakwall. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat afternoon. Warm (max 27°C on Thu morning, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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) | ENE 8 | E 8 | E 7 | E 7 | ENE 7 | NE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NE 7 | NNE 7 | NE 6 | NE 7 | E 8 | ENE 6 | NE 7 | NE 6 | NE 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 178 | 142 | 112 | 112 | 131 | 122 | 68 | 86 | 83 | 67 | 67 | 56 | 43 | 49 | 68 | 39 | 55 | 33 | 35 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | glassy | cross-on | on | cross-on | cross-on | glassy | glassy | off | off | off | off | cross-off | cross-off | cross-off | glassy | glassy |
High Tide | 5:11PM0.43m | 10:44AM0.63m | 11:57AM0.68m | 9:40PM0.31m | |||||||||||||||
Low Tide | 4:14PM0.43m | 1:53AM0.12m | 3:11AM0.13m | 8:36PM0.31m | |||||||||||||||
 |  | |  | |  | | | | | | | | | | |  |  | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 30 | 30 | 28 | 28 | 29 | 29 | 31 | 29 | 31 | 31 | 29 | 29 | 28 | 29 | 29 | 28 | 29 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | E 8 | E 7 | E 7 | ENE 7 | NE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NE 7 | NNE 7 | NE 6 | NE 7 | NE 7 | ENE 6 | NE 7 | ESE 8 | ESE 8 |
| kJ | 178 | 142 | 112 | 112 | 131 | 122 | 61 | 86 | 83 | 67 | 67 | 56 | 43 | 46 | 47 | 39 | 55 | 92 | 119 |
Swell 2 Height (m) Direction Period (s) | NNE 6 | S 13 | NNE 6 | NNE 6 | SE 9 | SE 9 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | NNE 7 | E 6 | NE 6 | NE 7 |
| kJ | 13 | 3 | 29 | 29 | 21 | 13 | 68 | 36 | 35 | 31 | 31 | 31 | 32 | 49 | 68 | 27 | 26 | 33 | 35 |
Swell 3 Height (m) Direction Period (s) | SE 9 | S 12 | SE 9 | SE 9 | S 16 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | SE 9 | SE 9 | SE 9 | SE 8 | SE 9 | E 8 | ESE 8 | NNE 7 | NNE 7 |
| kJ | 13 | 45 | 13 | 13 | 5 | 3 | 21 | 13 | 20 | 18 | 28 | 27 | 27 | 25 | 27 | 21 | 55 | 15 | 15 |
Wind waves Height (m) Direction Period (s) | — | NNE 6 | — | — | — | — | — | — | — | — | — | — | — | — | E 5 | — | — | — | NE 7 |
| kJ | — | 21 | — | — | — | — | — | — | — | — | — | — | — | — | 29 | — | — | — | 35 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 94 | 4 | 4 | 2 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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