Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 2ft (0.6m), 13s period with S swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 2ft (0.6m), 13s period with SSW swell.
- Evening surf: Evening surf (29 Aug, local time) - 2ft (0.6m), 12s period with S swell.
The current surf forecast for Kahalu'u Beach Park at 10PM is: 0.6m 12s primary swell from a South direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 01:00pm August 29). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 2ft (0.6m) | 13s |
| Afternoon (29 Aug) | 2ft (0.6m) | 13s |
| Evening (29 Aug) | 2ft (0.6m) | 12s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Warm (max 28°C on Tue morning, min 25°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||||
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) | S 13 | SSW 13 | S 12 | S 12 | SW 16 | SSW 17 | SSW 16 | SW 16 | SSW 16 | SSW 16 | S 11 | S 11 | S 11 | S 11 | SW 15 | SSW 18 | SSW 18 | SSW 18 | S 19 | S 19 | S 19 |
Wave Graph  | |||||||||||||||||||||
 kJ | 121 | 129 | 106 | 144 | 73 | 108 | 104 | 82 | 91 | 95 | 89 | 89 | 88 | 84 | 115 | 108 | 108 | 112 | 188 | 273 | 190 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | glassy | cross-off | glassy | cross-on | glassy | glassy | cross-on | cross-on | on | on | on | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | glassy |
High Tide | 4:33PM0.69m | 5:12AM0.62m | 5:00PM0.63m | 5:54AM0.65m | 5:27PM0.55m | ||||||||||||||||
Low Tide | 10:19AM0.13m | 10:58PM0.07m | 11:04AM0.18m | 11:22PM0.07m | 11:55AM0.23m | ||||||||||||||||
 | | |  | |  |  |  | | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 6:40 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 30 | 30 | 31 | 31 | 30 | 30 | 29 | 30 | 29 | 30 | 30 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 30 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | S 13 | SSW 13 | S 12 | S 12 | S 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | SSW 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 19 | S 19 | SSW 10 |
| kJ | 121 | 129 | 106 | 144 | 73 | 82 | 82 | 82 | 68 | 82 | 88 | 89 | 86 | 84 | 82 | 83 | 55 | 55 | 188 | 273 | 67 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | SW 16 | SW 16 | SSW 17 | SSW 16 | S 12 | SSW 12 | S 12 | SSW 15 | SW 15 | SSW 15 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 18 | S 10 | SSW 10 | S 19 |
| kJ | 84 | 83 | 54 | 69 | 69 | 108 | 104 | 44 | 49 | 43 | 89 | 57 | 88 | 77 | 115 | 89 | 88 | 112 | 53 | 59 | 190 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 17 | SW 16 | W 9 | S 12 | S 12 | S 12 | SW 16 | SSW 16 | SSW 16 | SSW 20 | SSW 16 | SSW 19 | SSW 16 | SSW 18 | SSW 18 | SSW 18 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 49 | 43 | 43 | 7 | 44 | 44 | 44 | 65 | 91 | 95 | 75 | 48 | 73 | 83 | 113 | 108 | 108 | 54 | 51 | 50 | 49 |
Wind waves Height (m) Direction Period (s) | — | NNW 8 | NNW 8 | — | SSE 4 | — | — | — | — | W 4 | — | NW 8 | NW 8 | WNW 2 | WSW 8 | — | — | SW 7 | SW 3 | — | — |
| kJ | — | 6 | 6 | — | 1 | — | — | — | — | 3 | — | 2 | 2 | 1 | 13 | — | — | 14 | 2 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 99 | 125 | 0 | 0 | 0 | 6 | 0 | 0 | 99 | 125 | 128 | 94 | 2 | 0 | 0 | 0 | 11 | 125 | 125 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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