Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (17 Jun):
- Morning surf: Morning surf (17 Jun, local time) - 3.5ft (1.0m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (17 Jun, local time) - 2.5ft (0.8m), 17s period with S swell.
- Evening surf: Evening surf (17 Jun, local time) - 4ft (1.2m), 16s period with S swell.
The current surf forecast for Kahalu'u Beach Park at 9AM is: 1.0m 13s primary swell from a South-southwest direction and 0.7m 18s secondary swell from a South direction (forecast issued at 01:00am June 17). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jun) | 3.5ft (1.0m) | 13s |
| Afternoon (17 Jun) | 2.5ft (0.8m) | 17s |
| Evening (17 Jun) | 4ft (1.2m) | 16s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu night. Warm (max 27°C on Wed morning, min 25°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
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) | SSW 13 | SSW 13 | SSW 13 | S 17 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 384 | 378 | 384 | 386 | 360 | 743 | 743 | 406 | 724 | 697 | 610 | 508 | 508 | 501 | 417 | 405 | 372 | 290 | 286 | 219 | 219 | 219 | 166 | 163 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 5:25AM0.32m | 6:08PM0.89m | 6:28AM0.34m | 6:52PM0.82m | 7:40AM0.37m | 7:34PM0.73m | ||||||||||||||||||
Low Tide | 00:43AM0.11m | 10:41AM0.04m | 1:28AM0.11m | 11:33AM0.11m | 2:12AM0.11m | 12:30PM0.19m | ||||||||||||||||||
 |  |  | |  |  |  | | | | | | | | | | |  | | | | | | | |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 27 | 27 | 28 | 30 | 29 | 30 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 16 | S 16 | SSW 13 | S 16 | S 16 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 384 | 378 | 384 | 303 | 295 | 743 | 743 | 277 | 724 | 697 | 610 | 508 | 508 | 501 | 417 | 405 | 372 | 290 | 286 | 219 | 219 | 219 | 166 | 163 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 18 | S 18 | S 17 | S 17 | NW 10 | NW 10 | S 16 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | S 18 | S 18 | S 17 | S 16 |
| kJ | 155 | 221 | 221 | 386 | 360 | 26 | 26 | 406 | 26 | 27 | 27 | 38 | 38 | 28 | 27 | 125 | 124 | 122 | 112 | 107 | 162 | 158 | 154 | 139 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | SW 18 | S 22 | NW 10 | SSW 22 | SSW 22 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 20 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 10 | WNW 10 | WNW 9 | NW 10 | WNW 10 |
| kJ | 18 | 29 | 28 | 27 | 26 | 12 | 9 | 26 | 45 | 45 | 43 | 81 | 78 | 77 | 76 | 26 | 25 | 24 | 23 | 9 | 9 | 9 | 15 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | NW 3 | NW 3 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 2 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 6 | 123 | 99 | 13 | 13 | 13 | 13 | 94 | 94 | 99 | 123 | 123 | 13 | 13 | 13 | 1 | 99 | 123 | 123 | 75 | 1 | 13 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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