Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 1.5ft (0.5m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 1.5ft (0.4m), 16s period with SW swell.
- Evening surf: Evening surf (12 Sep, local time) - 1.5ft (0.4m), 16s period with SW swell.
The current surf forecast for Kahalu'u Beach Park at 6PM is: 0.4m 16s primary swell from a Southwest direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 01:00pm September 12). The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 1.5ft (0.5m) | 15s |
| Afternoon (12 Sep) | 1.5ft (0.4m) | 16s |
| Evening (12 Sep) | 1.5ft (0.4m) | 16s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 28°C on Tue morning, min 25°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | |||||||||||||||||||
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 16 | SW 16 | SW 16 | SW 16 | SSW 13 | SW 15 | SW 15 | SSW 15 | SSW 15 | SW 15 | SW 15 | SW 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 22 | SW 22 | SW 22 | SW 21 |
Wave Graph  | |||||||||||||||||||||
 kJ | 65 | 66 | 64 | 65 | 70 | 70 | 116 | 58 | 85 | 84 | 54 | 54 | 24 | 54 | 54 | 54 | 53 | 121 | 118 | 118 | 117 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | glassy | cross-off | cross | cross-off | glassy | glassy | on | cross-on | cross-on | glassy | cross |
High Tide | 4:26PM0.62m | 5:10AM0.70m | 4:53PM0.54m | 5:48AM0.70m | 5:17PM0.47m | ||||||||||||||||
Low Tide | 10:34AM0.15m | 10:39PM0.06m | 11:20AM0.19m | 11:01PM0.07m | 12:10PM0.24m | ||||||||||||||||
 | | |  | |  | |  | | | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 27 | 26 |
Feels °C | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 29 | 30 | 30 | 31 | 29 | 29 | 30 | 29 | 30 | 29 | 29 | 30 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 14 | SW 16 | SW 13 | SSW 13 | SSW 13 | SW 15 | SW 15 | SSW 15 | SSW 15 | SW 15 | SW 15 | SW 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 22 | SW 22 | SSW 13 | SW 21 |
| kJ | 65 | 65 | 64 | 46 | 70 | 70 | 116 | 58 | 85 | 84 | 54 | 54 | 24 | 51 | 51 | 50 | 50 | 121 | 118 | 70 | 117 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 16 | SW 13 | SW 16 | SW 16 | WSW 8 | WSW 8 | SW 13 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | SSW 15 | WNW 11 | WNW 11 | SSW 24 | SSW 23 | SW 14 | SW 14 | SW 22 | SW 13 |
| kJ | 46 | 66 | 45 | 65 | 65 | 13 | 13 | 25 | 6 | 6 | 6 | 6 | 21 | 11 | 11 | 54 | 53 | 50 | 49 | 118 | 44 |
Swell 3 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 16 | S 10 | WSW 8 | S 10 | S 10 | S 10 | W 11 | WNW 11 | SSW 24 | SSW 24 | WNW 11 | WSW 9 | S 10 | W 9 | WSW 9 | WSW 8 |
| kJ | 18 | 18 | 17 | 11 | 17 | 40 | 8 | 6 | 8 | 7 | 7 | 9 | 11 | 54 | 54 | 11 | 8 | 8 | 14 | 8 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NNW 8 | — | W 8 | — | — | — | — | — | — | — | W 9 | W 9 | — | — | — |
| kJ | — | — | — | — | — | — | 7 | — | 11 | — | — | — | — | — | — | — | 14 | 14 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 99 | 99 | 13 | 125 | 13 | 99 | 123 | 25 | 75 | 75 | 0 | 0 | 1 | 0 | 0 | 0 | 75 | 75 | 75 | 0 | 1 |
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 Kahalu'u Beach Park 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