Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (10 Oct):
- Afternoon surf: Afternoon surf (10 Oct, local time) - 2.5ft (0.7m), 19s period with S swell.
- Evening surf: Evening surf (10 Oct, local time) - 3ft (0.9m), 18s period with S swell.
The current surf forecast for Kahalu'u Beach Park at 11PM is: 1.0m 18s primary swell from a South direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 07:00pm October 10). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Oct) | - | - |
| Afternoon (10 Oct) | 2.5ft (0.7m) | 19s |
| Evening (10 Oct) | 3ft (0.9m) | 18s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Warm (max 27°C on Tue morning, min 25°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Sat 10 | Sunday 11 | Monday 12 | |||||||||||||||||
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 19 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | SSW 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 276 | 404 | 620 | 620 | 395 | 293 | 257 | 330 | 330 | 326 | 427 | 314 | 215 | 209 | 209 | 272 | 272 | 268 | 187 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | cross-on | glassy | glassy | cross-on | cross-on | cross-on | cross-on | on | glassy | glassy | cross-on | cross-on | on | on | on | glassy | glassy |
High Tide | 3:22PM0.54m | 4:07AM0.78m | 3:52PM0.48m | 4:40AM0.79m | 4:20PM0.43m | ||||||||||||||
Low Tide | 9:21PM0.05m | 10:36AM0.17m | 9:44PM0.05m | 11:21AM0.19m | 10:07PM0.07m | ||||||||||||||
 |  |  | |  |  | |  | | | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | 6:04 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 31 | 29 | 29 | 30 | 29 | 29 | 28 | 27 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | SSW 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 |
| kJ | 276 | 404 | 620 | 620 | 395 | 293 | 257 | 330 | 330 | 326 | 427 | 314 | 215 | 209 | 209 | 272 | 272 | 268 | 187 |
Swell 2 Height (m) Direction Period (s) | S 19 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | WNW 12 | WNW 12 | SSW 12 | WNW 11 | SSW 12 | SW 17 | SW 17 | SW 16 | WNW 13 |
| kJ | 252 | 265 | 195 | 189 | 173 | 171 | 137 | 135 | 133 | 129 | 46 | 46 | 48 | 42 | 46 | 75 | 138 | 67 | 55 |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | WNW 13 | W 13 | W 12 | W 12 | W 12 | WNW 12 | WNW 12 | WNW 12 | SW 18 | SW 17 | WNW 12 | SSW 12 | WNW 13 | WNW 13 | SW 8 | WNW 12 | SW 16 |
| kJ | 115 | 115 | 125 | 81 | 78 | 76 | 73 | 47 | 47 | 46 | 48 | 47 | 44 | 46 | 57 | 56 | 18 | 29 | 66 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 26 | 13 | 0 | 0 | 125 | 123 | 125 | 125 | 94 | 0 | 0 | 75 | 13 | 75 | 75 | 99 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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