Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (24 Sep):
- Morning surf: Morning surf (24 Sep, local time) - 1.5ft (0.5m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (24 Sep, local time) - 2ft (0.6m), 15s period with SSW swell.
- Evening surf: Evening surf (24 Sep, local time) - 1.5ft (0.5m), 14s period with SW swell.
The current surf forecast for Kahalu'u Beach Park at 1AM is: 0.5m 16s primary swell from a Southwest direction and 0.5m 12s secondary swell from a South direction, 0.2m 4s secondary swell from a North-northwest direction (forecast issued at 07:00pm September 23). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Sep) | 1.5ft (0.5m) | 15s |
| Afternoon (24 Sep) | 2ft (0.6m) | 15s |
| Evening (24 Sep) | 1.5ft (0.5m) | 14s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Wed night. Warm (max 29°C on Sat afternoon, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | |||||||||||||||||
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) | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 15 | SSW 15 | SW 14 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | S 10 | SSW 16 | SSE 11 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 122 | 122 | 122 | 122 | 122 | 119 | 112 | 150 | 152 | 93 | 238 | 238 | 203 | 203 | 196 | 177 | 162 | 156 | 223 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | glassy | glassy | glassy | glassy | cross-on | cross-on | cross | glassy | glassy | glassy | cross-off | glassy | glassy | glassy | cross | glassy | glassy | glassy |
High Tide | 2:01PM0.71m | 2:28AM0.51m | 2:31PM0.70m | 3:01AM0.59m | 3:00PM0.67m | ||||||||||||||
Low Tide | 8:40PM0.11m | 8:08AM0.14m | 8:58PM0.08m | 8:52AM0.13m | 9:18PM0.06m | ||||||||||||||
 |  |  |  | |  |  |  | |  | | | |  | | | | | | |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — |
mm | 8 | 3 | — | — | — | — | — | 1 | 1 | 3 | — | 2 | 1 | 2 | 1 | — | — | — | — |
Temp °C | 26 | 27 | 27 | 27 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 30 | 31 | 32 | 32 | 31 | 31 | 32 | 31 | 31 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 32 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | SW 16 | SW 16 | SW 15 | SSW 15 | SSW 15 | SW 14 | SW 17 | S 11 | S 10 | S 10 | S 10 | S 10 | SSE 11 | SSE 11 | SSE 11 |
| kJ | 106 | 106 | 75 | 72 | 122 | 119 | 112 | 150 | 152 | 93 | 238 | 110 | 164 | 122 | 177 | 177 | 150 | 156 | 117 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 9 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 16 | SW 15 | SSW 16 |
| kJ | 122 | 122 | 122 | 122 | 71 | 71 | 71 | 69 | 68 | 64 | 24 | 238 | 203 | 203 | 196 | 115 | 162 | 113 | 223 |
Swell 3 Height (m) Direction Period (s) | W 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | S 11 | WNW 10 | SSW 16 | SSW 16 | SSW 20 | SW 12 | SSW 19 | SW 12 | SW 12 |
| kJ | 21 | 23 | 22 | 22 | 20 | 36 | 64 | 61 | 62 | 59 | 22 | 9 | 50 | 50 | 38 | 38 | 73 | 23 | 23 |
Wind waves Height (m) Direction Period (s) | — | — | NNW 4 | NW 4 | — | — | NW 10 | NW 3 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | 5 | — | — | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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