Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (19 Jun):
- Morning surf: Morning surf (19 Jun, local time) - 3ft (0.9m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Jun, local time) - 2.5ft (0.8m), 13s period with SSW swell.
- Evening surf: Evening surf (19 Jun, local time) - 2.5ft (0.8m), 13s period with S swell.
The current surf forecast for Kahalu'u Beach Park at 10AM is: 0.9m 13s primary swell from a South-southwest direction and 0.4m 18s secondary swell from a South-southwest direction (forecast issued at 07:00am June 19). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jun) | 3ft (0.9m) | 13s |
| Afternoon (19 Jun) | 2.5ft (0.8m) | 13s |
| Evening (19 Jun) | 2.5ft (0.8m) | 13s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Fri afternoon, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | S 13 | S 16 | S 12 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 19 | S 19 | S 19 | S 19 | S 18 | S 18 | S 18 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 290 | 276 | 286 | 229 | 229 | 215 | 163 | 190 | 141 | 132 | 127 | 161 | 157 | 157 | 109 | 203 | 192 | 184 | 184 | 184 | 184 | 227 | 304 | 227 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | glassy | cross | cross | cross-on | cross | cross-on | cross-on | on | cross | cross | glassy | cross-on | cross-on | glassy | cross-on | cross | cross | on | cross-on | cross-on |
High Tide | 7:40AM0.37m | 7:34PM0.73m | 8:59AM0.42m | 8:16PM0.64m | 10:18AM0.49m | 8:58PM0.55m | ||||||||||||||||||
Low Tide | 2:12AM0.11m | 12:30PM0.19m | 2:53AM0.12m | 1:42PM0.28m | 3:31AM0.12m | 3:17PM0.35m | ||||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | |  | | | | |
 | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | 5:46 |
 | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | 7:05 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 28 | 29 | 28 | 29 | 31 | 29 | 29 | 29 | 28 | 28 | 29 | 30 | 29 | 28 | 30 | 27 | 28 | 29 | 30 | 28 | 28 | 29 | 28 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 15 | S 15 | S 12 | S 12 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 18 | S 13 |
| kJ | 290 | 276 | 286 | 229 | 229 | 215 | 163 | 161 | 141 | 99 | 98 | 161 | 157 | 99 | 97 | 203 | 192 | 176 | 173 | 171 | 171 | 125 | 304 | 121 |
Swell 2 Height (m) Direction Period (s) | SSW 19 | SSW 18 | SSW 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 12 | S 12 | S 15 | S 15 | SW 18 | S 20 | S 19 | S 19 | S 19 | S 19 | S 18 | S 13 | S 18 |
| kJ | 122 | 112 | 107 | 162 | 158 | 154 | 139 | 190 | 132 | 132 | 127 | 99 | 99 | 157 | 109 | 79 | 69 | 184 | 184 | 184 | 184 | 227 | 123 | 227 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | SW 17 | NW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | S 21 | S 21 | WNW 9 | SW 18 | SSW 17 | WNW 9 | WNW 9 | SSW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 24 | 15 | 14 | 12 | 14 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 36 | 81 | 8 | 48 | 30 | 8 | 8 | 25 | 40 | 40 | 40 |
Wind waves Height (m) Direction Period (s) | — | — | — | NW 10 | NW 3 | — | — | — | — | — | — | — | — | — | — | — | NW 9 | NW 9 | NW 9 | — | — | — | — | — |
| kJ | — | — | — | 23 | 2 | — | — | — | — | — | — | — | — | — | — | — | 13 | 13 | 13 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 94 | 75 | 128 | 125 | 0 | 1 | 13 | 123 | 6 | 6 | 123 | 125 | 125 | 1 | 0 | 6 | 123 | 0 | 123 | 125 | 125 | 13 | 99 | 6 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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