Surf Forecasts:
How big are the waves at Kiholo Bay today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 0.5ft (0.2m), 8s period with WSW swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 0.5ft (0.2m), 9s period with N swell.
The current surf forecast for Kiholo Bay at 10PM is: 0.4m 18s primary swell from a Southwest direction (forecast issued at 01:00pm September 16). An open ocean swell of 0.3m 8s is not directed at the surf break, a second open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 0.5ft (0.2m) | 8s |
| Afternoon (16 Sep) | 0.5ft (0.2m) | 9s |
| Evening (16 Sep) | - | - |
Table - waves today at Kiholo Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Thu night. Warm (max 30°C on Wed afternoon, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | |||||||||||||||||||
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) | WSW 8 | SW 18 | SW 18 | SW 18 | SW 18 | SW 11 | SW 16 | NNE 8 | NNE 8 | SW 16 | NE 8 | NE 8 | WSW 8 | SW 17 | SW 17 | SW 18 | SW 18 | WSW 9 | WSW 9 | WSW 9 | WSW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 7 | 109 | 0 | 0 | 108 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 108 | 8 | 8 | 8 | 8 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | glassy | glassy | cross-on | on | glassy | glassy | glassy | glassy | cross | cross-off | cross-on | on | cross-on | cross-off | glassy |
High Tide | 5:42PM0.35m | 8:22AM0.62m | 9:48AM0.61m | ||||||||||||||||||
Low Tide | 2:31PM0.32m | 00:10AM0.14m | 00:45AM0.18m | ||||||||||||||||||
 | | |  | | | | | |  | |  | | | | | | | |  | | |
 | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | — | — | — | 1 | — | — | — |
Temp °C | 30 | 30 | 29 | 28 | 28 | 27 | 27 | 28 | 29 | 28 | 28 | 28 | 27 | 27 | 26 | 27 | 29 | 28 | 28 | 28 | 27 |
Feels °C | 32 | 32 | 32 | 31 | 32 | 31 | 31 | 33 | 32 | 32 | 33 | 32 | 32 | 32 | 29 | 30 | 32 | 31 | 31 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | SW 18 | SW 18 | NNE 7 | SW 18 | SW 17 | NNE 7 | NNE 8 | NNE 8 | NNE 7 | NE 8 | NE 8 | NE 7 | NNE 6 | NNE 7 | NE 8 | NE 6 | NE 7 | NE 7 | NE 7 | NE 7 |
| kJ | 21 | 109 | 152 | 20 | 108 | 75 | 51 | 81 | 81 | 76 | 128 | 125 | 121 | 33 | 37 | 57 | 33 | 77 | 77 | 102 | 73 |
Swell 2 Height (m) Direction Period (s) | SW 18 | NNE 7 | NNE 7 | SW 18 | NNE 8 | ENE 10 | SW 16 | ENE 10 | ENE 10 | ENE 8 | SW 16 | SW 16 | SW 16 | ENE 8 | ENE 8 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 17 |
| kJ | 79 | 11 | 20 | 152 | 14 | 10 | 69 | 38 | 36 | 47 | 64 | 64 | 127 | 52 | 34 | 152 | 108 | 148 | 145 | 143 | 135 |
Swell 3 Height (m) Direction Period (s) | WSW 8 | N 9 | NNE 9 | E 10 | ENE 10 | SW 11 | NNE 8 | SW 16 | SW 16 | SW 16 | SSW 18 | SSW 18 | WSW 8 | SW 17 | SW 17 | NNE 7 | NE 8 | WSW 9 | WSW 9 | WSW 9 | WSW 9 |
| kJ | 7 | 7 | 8 | 8 | 10 | 5 | 13 | 66 | 65 | 64 | 33 | 33 | 7 | 148 | 148 | 16 | 15 | 8 | 8 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 5 | NNE 5 | NNE 5 | NNE 7 | NNE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 12 | 25 | 28 | 30 | 51 | 73 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 23 | 10 | 14 | 14 | 21 | 21 | 21 | 31 | 90 | 90 | 21 | 14 | 14 | 19 | 19 | 14 | 4 | 21 | 19 | 19 | 14 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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