Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (16 Jul):
- Morning surf: Morning surf (16 Jul, local time) - 2.5ft (0.8m), 15s period with WNW swell.
- Afternoon surf: Afternoon surf (16 Jul, local time) - 2.5ft (0.8m), 15s period with W swell.
- Evening surf: Evening surf (16 Jul, local time) - 2.5ft (0.8m), 14s period with W swell.
The current surf forecast for Kahalu'u Beach Park at 7AM is: 0.9m 15s primary swell from a West-northwest direction and 0.5m 13s secondary swell from a Southwest direction (forecast issued at 01:00am July 16). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jul) | 2.5ft (0.8m) | 15s |
| Afternoon (16 Jul) | 2.5ft (0.8m) | 15s |
| Evening (16 Jul) | 2.5ft (0.8m) | 14s |
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 Thu morning, min 25°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
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) | WNW 15 | WNW 15 | WNW 15 | WNW 15 | W 15 | W 15 | W 15 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | W 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 380 | 375 | 370 | 292 | 272 | 272 | 272 | 268 | 268 | 206 | 206 | 203 | 200 | 259 | 273 | 165 | 163 | 160 | 160 | 160 | 160 | 158 | 133 | 87 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | cross-on | on | cross-on | glassy | glassy | glassy | cross | cross-on | on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | glassy | on | on | cross-on | on | on |
High Tide | 5:16AM0.40m | 5:40PM0.85m | 6:10AM0.44m | 6:15PM0.76m | 7:07AM0.48m | 6:47PM0.67m | ||||||||||||||||||
Low Tide | 00:04AM0.09m | 10:39AM0.07m | 00:38AM0.09m | 11:29AM0.14m | 1:10AM0.09m | 12:23PM0.22m | ||||||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 27 | 28 | 28 | 29 | 29 | 28 | 29 | 30 | 29 | 28 | 29 | 30 | 29 | 30 | 30 | 29 | 30 | 28 | 30 | 29 | 30 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | WNW 15 | WNW 15 | WNW 15 | WNW 15 | W 15 | W 15 | W 15 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 12 |
| kJ | 380 | 375 | 370 | 292 | 272 | 272 | 272 | 268 | 268 | 206 | 206 | 203 | 200 | 259 | 273 | 165 | 163 | 160 | 160 | 160 | 160 | 158 | 133 | 75 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 13 | SW 13 | SW 12 | SW 13 | SSW 13 | SSW 18 | SSW 18 | S 17 | SSW 16 | S 16 | S 16 | S 16 | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 |
| kJ | 201 | 82 | 80 | 73 | 80 | 111 | 243 | 240 | 149 | 91 | 132 | 131 | 129 | 198 | 144 | 142 | 140 | 134 | 130 | 89 | 89 | 87 | 87 | 87 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | SSW 16 | SSW 15 | SW 16 | SSW 17 | SSW 17 | SW 12 | SW 15 | SW 12 | SW 11 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 8 | SW 8 | NW 3 | SW 8 | SW 15 | SW 15 | S 4 | SW 7 | S 16 | SSW 14 |
| kJ | 78 | 80 | 76 | 130 | 101 | 112 | 72 | 109 | 67 | 33 | 54 | 35 | 35 | 35 | 16 | 16 | 2 | 20 | 33 | 33 | 1 | 13 | 20 | 40 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NW 3 | WSW 6 | S 7 | S 7 | — | — | — | — | — | — | NW 2 | — | — | SW 8 | WSW 8 | NW 3 | — | SW 7 | SW 3 |
| kJ | — | — | — | — | — | 3 | 4 | 4 | 4 | — | — | — | — | — | — | 1 | — | — | 15 | 22 | 2 | — | 12 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 0 | 52 | 52 | 52 | 0 | 0 | 0 | 2 | 6 | 49 | 32 | 32 | 25 | 25 | 0 | 0 | 0 | 52 | 52 | 36 | 26 | 25 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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