Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (12 Jul):
- Morning surf: Morning surf (12 Jul, local time) - 2ft (0.6m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (12 Jul, local time) - 2ft (0.6m), 16s period with SW swell.
- Evening surf: Evening surf (12 Jul, local time) - 2.5ft (0.7m), 16s period with SW swell.
The current surf forecast for Kahalu'u Beach Park at 12AM is: 0.6m 17s primary swell from a Southwest direction and 0.4m 13s secondary swell from a West direction (forecast issued at 07:00pm July 11). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Jul) | 2ft (0.6m) | 16s |
| Afternoon (12 Jul) | 2ft (0.6m) | 16s |
| Evening (12 Jul) | 2.5ft (0.7m) | 16s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Sat night. Warm (max 27°C on Sun morning, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 11 | Sunday 12 | Monday 13 | Tue 14 | |||||||||||||||||||||
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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 18 | SSW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | W 18 | W 18 | W 18 | W 18 | W 19 | W 17 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 152 | 204 | 246 | 243 | 241 | 222 | 208 | 203 | 258 | 255 | 251 | 248 | 245 | 242 | 229 | 220 | 217 | 211 | 167 | 162 | 230 | 235 | 251 | 202 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | cross-off | cross-on | on | glassy | cross-on | on | glassy | cross-off | glassy | cross | cross-on | glassy | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-on | cross-on |
High Tide | 2:07PM0.88m | 1:40AM0.30m | 2:54PM0.93m | 2:39AM0.31m | 3:40PM0.95m | 3:33AM0.34m | ||||||||||||||||||
Low Tide | 9:33PM0.17m | 7:15AM-0.00m | 10:14PM0.13m | 8:09AM-0.02m | 10:52PM0.11m | 9:00AM-0.02m | ||||||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — |
 | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | 7:05 |
mm | — | 1 | — | 1 | 1 | 1 | — | — | 1 | — | — | 1 | 1 | 1 | — | — | — | 1 | 1 | 1 | 1 | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 25 | 26 | 27 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 26 |
Feels °C | 31 | 28 | 28 | 29 | 28 | 30 | 29 | 28 | 31 | 29 | 28 | 27 | 26 | 28 | 27 | 27 | 27 | 27 | 28 | 26 | 27 | 27 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SSW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 152 | 204 | 246 | 243 | 241 | 222 | 208 | 203 | 258 | 255 | 251 | 248 | 245 | 242 | 229 | 220 | 217 | 211 | 167 | 162 | 160 | 158 | 153 | 151 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | SW 10 | SSW 10 | W 12 | WNW 12 | WNW 12 | WNW 12 | SSW 11 | WNW 12 | WNW 12 | W 19 | W 18 | W 18 | W 18 | W 18 | W 19 | W 17 |
| kJ | 63 | 61 | 55 | 55 | 55 | 55 | 54 | 52 | 51 | 33 | 47 | 50 | 50 | 50 | 23 | 29 | 29 | 182 | 162 | 162 | 230 | 235 | 251 | 202 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SW 11 | SSW 11 | SSW 11 | S 11 | S 11 | — | S 10 | W 13 | W 12 | S 9 | S 9 | SSW 4 | SSW 11 | WNW 12 | S 11 | S 11 | S 11 | S 11 | SSW 10 | SW 19 | SSW 19 | SSW 19 | SW 19 |
| kJ | 43 | 30 | 22 | 39 | 20 | 21 | — | 19 | 50 | 48 | 7 | 6 | 2 | 39 | 29 | 21 | 20 | 20 | 20 | 20 | 90 | 145 | 146 | 58 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 3 | WSW 3 | SSW 11 | W 3 | NNW 4 | — | SSW 3 | SSW 3 | WSW 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 2 | 2 | 46 | 2 | 8 | — | 5 | 4 | 8 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 25 | 0 | 0 | 52 | 25 | 0 | 52 | 25 | 0 | 0 | 0 | 6 | 6 | 0 | 0 | 1 | 25 | 1 | 6 | 6 | 1 | 1 | 52 | 55 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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