Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (30 Jul):
- Morning surf: Morning surf (30 Jul, local time) - 2.5ft (0.7m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Jul, local time) - 2.5ft (0.7m), 13s period with S swell.
- Evening surf: Evening surf (30 Jul, local time) - 2.5ft (0.8m), 13s period with SSW swell.
The current surf forecast for Kahalu'u Beach Park at 2AM is: 0.8m 13s primary swell from a South-southwest direction and 0.2m 19s secondary swell from a South-southwest direction (forecast issued at 07:00pm July 29). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jul) | 2.5ft (0.7m) | 12s |
| Afternoon (30 Jul) | 2.5ft (0.7m) | 13s |
| Evening (30 Jul) | 2.5ft (0.8m) | 13s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Wed night. Warm (max 28°C on Fri morning, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Wed 29 | Thursday 30 | Friday 31 | |||||||||||||||||
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) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SW 18 | S 13 | SSW 13 | SSW 13 | S 13 | S 13 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 15 | SW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 176 | 173 | 222 | 222 | 115 | 160 | 175 | 152 | 163 | 225 | 176 | 163 | 163 | 127 | 124 | 119 | 152 | 148 | 109 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | glassy | cross-on | cross-on | cross-on | on | cross-on | glassy | glassy | glassy | cross-off | glassy | on | on | cross | glassy | cross-on |
High Tide | 4:16PM0.82m | 4:15AM0.40m | 4:43PM0.81m | 4:54AM0.43m | 5:10PM0.77m | ||||||||||||||
Low Tide | 11:11PM0.13m | 9:43AM0.07m | 11:34PM0.12m | 10:21AM0.11m | |||||||||||||||
 |  |  | | |  | | | | | | | | | | |  | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | 1 | 1 | — | — | 1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 28 | 27 | 27 | 26 | 26 |
Feels °C | 31 | 31 | 30 | 31 | 31 | 29 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 29 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 13 | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 12 | S 12 | SSW 15 | SSW 15 | SW 15 |
| kJ | 176 | 173 | 222 | 222 | 115 | 160 | 175 | 151 | 163 | 225 | 176 | 163 | 163 | 121 | 112 | 106 | 152 | 148 | 109 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 16 | SW 19 | SSW 19 | S 14 | S 15 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | S 12 | S 12 | S 12 |
| kJ | 44 | 76 | 58 | 37 | 106 | 68 | 111 | 152 | 152 | 108 | 138 | 129 | 127 | 127 | 124 | 119 | 104 | 72 | 72 |
Swell 3 Height (m) Direction Period (s) | SSW 19 | SW 19 | W 9 | W 9 | SSW 19 | SW 18 | S 15 | S 15 | W 8 | SW 13 | S 12 | SE 4 | WNW 3 | WSW 8 | S 10 | SSW 8 | SW 8 | SW 8 | S 11 |
| kJ | 37 | 58 | 6 | 6 | 35 | 81 | 67 | 67 | 12 | 7 | 3 | 6 | 2 | 13 | 2 | 7 | 3 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | WNW 9 | — | — | — | — | — | — | NW 3 | — | — | — | WNW 2 | NNW 3 | — | SW 2 | W 3 | W 3 | W 3 | WSW 3 |
| kJ | 8 | — | — | — | — | — | — | 2 | — | — | — | 2 | 4 | — | 1 | 2 | 5 | 2 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 99 | 0 | 0 | 0 | 1 | 94 | 94 | 128 | 13 | 0 | 0 | 0 | 0 | 0 | 125 | 128 | 1 | 0 | 2 |
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)
Latest Updates
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