Surf Forecasts:
How big are the waves at Honokohau Harbour today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 1.5ft (0.4m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.4m), 13s period with WNW swell.
The current surf forecast for Honokohau Harbour at 2AM is: 0.8m 5s primary swell from a North-northeast direction (forecast issued at 07:00pm August 17). An open ocean swell of 0.7m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1.5ft (0.4m) | 11s |
| Afternoon (18 Aug) | 1.5ft (0.4m) | 18s |
| Evening (18 Aug) | 1.5ft (0.4m) | 13s |
Table - waves today at Honokohau Harbour. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Warm (max 27°C on Wed morning, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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) | WNW 11 | WNW 11 | NNE 6 | NNE 5 | WNW 11 | NNE 5 | WNW 11 | SW 18 | SW 18 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 42 | 42 | 43 | 37 | 24 | 24 | 41 | 78 | 80 | 58 | 57 | 54 | 49 | 48 | 67 | 130 | 65 | 66 | 93 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | cross | cross | cross-on | cross-on | on | on | on | cross | glassy | cross | cross-on | glassy | on | on | glassy | cross | cross |
High Tide | 6:32PM0.40m | 8:28AM0.53m | 7:04PM0.33m | 9:39AM0.55m | 7:48PM0.27m | ||||||||||||||
Low Tide | 1:08AM0.07m | 3:10PM0.27m | 1:45AM0.08m | 5:22PM0.26m | |||||||||||||||
 |  | | |  |  | | | | | | | |  | | | |  | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 31 | 31 | 31 | 29 | 28 | 28 | 29 | 28 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | NNE 6 | NNE 5 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | NNE 5 | NNE 5 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | NNE 5 |
| kJ | 320 | 239 | 39 | 37 | 162 | 117 | 119 | 123 | 121 | 121 | 18 | 19 | 68 | 69 | 71 | 71 | 72 | 71 | 33 |
Swell 2 Height (m) Direction Period (s) | NNE 6 | NNE 6 | S 13 | S 13 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | S 13 | S 12 | NNE 5 | NNE 5 | WNW 12 | SW 16 | WNW 12 | SW 16 | S 12 |
| kJ | 34 | 33 | 225 | 167 | 20 | 23 | 17 | 16 | 19 | 19 | 119 | 69 | 9 | 9 | 48 | 130 | 47 | 66 | 71 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SW 18 | SW 18 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | SW 16 | WNW 12 | SW 16 | WNW 12 | SW 16 |
| kJ | 42 | 42 | 43 | 25 | 24 | 24 | 41 | 78 | 80 | 58 | 57 | 54 | 49 | 48 | 67 | 48 | 65 | 47 | 93 |
Wind waves Height (m) Direction Period (s) | WSW 4 | WSW 5 | WSW 5 | — | — | W 6 | — | — | W 6 | — | — | — | — | — | — | NNE 4 | NNE 4 | NNE 5 | — |
| kJ | 4 | 2 | 2 | — | — | 7 | — | — | 7 | — | — | — | — | — | — | 6 | 16 | 26 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 104 | 0 | 14 | 99 | 25 | 99 | 111 | 104 | 87 | 6 | 0 | 14 | 25 | 6 | 87 | 45 | 0 | 9 | 12 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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