Surf Forecasts:
How big are the waves at Waiaha Rivermouth / Honls today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.5m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.5m), 18s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.5m), 16s period with SW swell.
The current surf forecast for Waiaha Rivermouth / Honls at 10AM is: 0.5m 18s primary swell from a Southwest direction and 0.4m 11s secondary swell from a West-northwest direction (forecast issued at 01:00am August 20). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.5m) | 18s |
| Afternoon (20 Aug) | 1.5ft (0.5m) | 18s |
| Evening (20 Aug) | 1.5ft (0.5m) | 16s |
Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Fri afternoon. Warm (max 28°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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) | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SSW 17 | SW 17 | SSW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 68 | 106 | 152 | 150 | 154 | 143 | 135 | 133 | 188 | 298 | 186 | 127 | 124 | 122 | 171 | 261 | 261 | 166 | 121 | 119 | 119 | 118 | 110 | 109 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | glassy | cross | cross | cross | glassy | cross-on | glassy | glassy | cross | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | glassy | cross-on |
High Tide | 10:50AM0.59m | 9:25PM0.24m | 11:51AM0.62m | 11:15PM0.23m | 12:41PM0.65m | |||||||||||||||||||
Low Tide | 2:34AM0.09m | 7:02PM0.23m | 3:38AM0.10m | 7:46PM0.19m | 4:47AM0.10m | 8:16PM0.16m | ||||||||||||||||||
 |  |  | | |  | | | | | | | |  |  | | | | | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 30 | 30 | 31 | 31 | 31 | 32 | 31 | 31 | 30 | 30 | 31 | 32 | 31 | 31 | 31 | 31 | 30 | 30 | 31 | 32 | 32 | 31 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SSW 17 | SW 17 | SSW 17 | W 10 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 11 | WNW 10 |
| kJ | 68 | 106 | 152 | 150 | 154 | 143 | 135 | 133 | 188 | 298 | 186 | 50 | 124 | 122 | 171 | 261 | 261 | 166 | 121 | 119 | 119 | 118 | 65 | 83 |
Swell 2 Height (m) Direction Period (s) | S 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | W 11 | W 11 | W 10 | W 10 | W 10 | SW 16 | W 11 | W 11 | W 11 | W 10 | W 10 | S 13 | W 10 | W 10 | WNW 10 | W 11 | SW 15 | SW 15 |
| kJ | 44 | 40 | 40 | 40 | 23 | 40 | 61 | 61 | 56 | 52 | 51 | 127 | 57 | 58 | 57 | 52 | 51 | 89 | 52 | 50 | 32 | 57 | 110 | 109 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 13 | S 13 | S 13 | S 13 | W 10 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 16 |
| kJ | 25 | 41 | 21 | 21 | 21 | 21 | 38 | 21 | 21 | 37 | 37 | 37 | 21 | 55 | 85 | 54 | 85 | 52 | 45 | 46 | 46 | 45 | 45 | 51 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | WNW 2 | W 3 | — | SW 9 | SW 9 | — | NW 3 | NW 3 | SW 3 | SW 3 | SW 3 | SW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 12 | 12 | — | 2 | 1 | 3 | 3 | 2 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 0 | 0 | 50 | 50 | 19 | 0 | 6 | 0 | 0 | 19 | 50 | 50 | 6 | 0 | 0 | 0 | 0 | 0 | 47 | 47 | 19 | 0 | 6 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waiaha Rivermouth / Honls surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest