Surf Forecasts:
How big are the waves at Kiholo Bay today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 0.5ft (0.2m), 11s period with W swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 0.5ft (0.2m), 14s period with W swell.
- Evening surf: Evening surf (15 Aug, local time) - 0.5ft (0.2m), 11s period with W swell.
The current surf forecast for Kiholo Bay at 3AM is: 0.1m 17s primary swell from a Southwest direction and 0.2m 12s secondary swell from a West direction (forecast issued at 07:00pm August 14). An open ocean swell of 0.3m 13s is not directed at the surf break, a second open ocean swell of 1.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 0.5ft (0.2m) | 11s |
| Afternoon (15 Aug) | 0.5ft (0.2m) | 14s |
| Evening (15 Aug) | 0.5ft (0.2m) | 11s |
Table - waves today at Kiholo Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 61mm), heaviest during Sat night. Warm (max 29°C on Sat morning, min 27°C on Fri night). Winds decreasing (gales from the NE on Sat afternoon, calm by Sun night). | |||||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | |||||||||||||||||
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) | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 14 | W 14 | W 14 | W 11 | NNE 8 | SSW 10 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 24 | 25 | 12 | 12 | 12 | 12 | 16 | 16 | 16 | 10 | 0 | 0 | 34 | 34 | 32 | 29 | 29 | 29 | 28 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | glassy | cross | cross-on | cross-on | cross-on | glassy | glassy |
High Tide | 5:39AM0.57m | 5:30PM0.66m | 6:25AM0.59m | 5:55PM0.57m | |||||||||||||||
Low Tide | 11:36PM0.08m | 11:20AM0.18m | 00:02AM0.08m | 12:11PM0.25m | |||||||||||||||
 |  | |  |  |  |  | |  | | | | | |  | | | |  | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | — | — | 9 | 2 | 1 | 1 | 3 | 13 | 15 | 6 | 3 | 1 | — | 1 | 1 | 1 | 1 | — |
Temp °C | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 30 | 29 | 29 | 28 | 27 | 28 | 27 | 26 | 18 | 28 | 31 | 32 | 32 | 31 | 32 | 32 | 33 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | NE 9 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 40 | 38 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 987 | 230 | 151 | 132 | 98 | 80 | 80 | 77 | 71 | 69 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | SSW 13 | SSW 9 | SSW 10 | SSW 8 | SSW 7 | SSW 7 | SW 6 | SW 6 | SW 6 | WNW 12 |
| kJ | 24 | 25 | 11 | 11 | 10 | 10 | 9 | 10 | 10 | 35 | 108 | 151 | 76 | 46 | 30 | 19 | 13 | 11 | 28 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | W 14 | W 14 | W 14 | W 11 | ENE 10 | ENE 9 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | SW 6 |
| kJ | 12 | 12 | 12 | 12 | 12 | 12 | 16 | 16 | 16 | 10 | 78 | 47 | 34 | 34 | 32 | 29 | 29 | 29 | 5 |
Wind waves Height (m) Direction Period (s) | NE 6 | NNE 6 | NE 6 | NE 7 | NE 7 | NE 8 | NE 8 | NE 9 | NE 8 | — | — | — | — | — | — | — | — | — | — |
| kJ | 109 | 124 | 165 | 322 | 323 | 452 | 532 | 481 | 2016 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 14 | 14 | 22 | 14 | 14 | 14 | 14 | 14 | 27 | 450 | 450 | 19 | 14 | 14 | 45 | 26 | 27 | 27 | 14 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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