Surf Forecasts:
How big are the waves at Kohala Lighthouse today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 6ft (1.9m), 6s period with ENE swell.
- Evening surf: Evening surf (21 Aug, local time) - 6ft (1.8m), 6s period with ENE swell.
The current surf forecast for Kohala Lighthouse at 11PM is: 1.6m 7s primary swell from a East-northeast direction and 0.4m 10s secondary swell from a West-northwest direction (forecast issued at 07:00pm August 21). An open ocean swell of 0.3m 16s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 6ft (1.9m) | 6s |
| Evening (21 Aug) | 6ft (1.8m) | 6s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sun morning. Warm (max 27°C on Fri night, min 24°C on Sun morning). Mainly strong winds. | |||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | |||||||||||||||||
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) | ENE 6 | ENE 6 | ENE 7 | E 7 | ENE 7 | E 7 | ENE 7 | ENE 6 | ENE 7 | ENE 8 | E 8 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 8 | ENE 8 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 255 | 245 | 212 | 212 | 247 | 255 | 322 | 361 | 395 | 450 | 488 | 562 | 562 | 575 | 632 | 560 | 509 | 448 | 428 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:49PM0.75m | 11:54PM0.34m | 1:23PM0.79m | ||||||||||||||||
Low Tide | 4:19AM0.21m | 8:46PM0.30m | 5:31AM0.17m | 8:43PM0.28m | |||||||||||||||
 |  |  | | |  | | | | | | | | |  | | | | | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 25 | 24 | 25 | 26 | 26 | 26 | 26 |
Feels °C | 27 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 21 | 23 | 21 | 20 | 22 | 23 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | W 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SW 14 | WNW 10 |
| kJ | 37 | 37 | 33 | 33 | 33 | 19 | 19 | 20 | 22 | 21 | 20 | 20 | 33 | 19 | 18 | 9 | 9 | 8 | 9 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | NNE 7 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SW 15 | SW 15 | SW 15 | SW 15 | W 9 | SW 14 |
| kJ | 25 | 24 | 39 | 9 | 39 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 22 | 9 | 9 | 8 | 8 | 6 | 8 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | SW 16 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WNW 12 | WNW 12 | WNW 11 | SW 9 | NW 11 | SW 9 |
| kJ | 3 | 3 | 3 | 39 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 14 | 13 | 12 | 3 | 4 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 7 | E 7 | ENE 7 | E 7 | ENE 7 | ENE 6 | ENE 7 | ENE 8 | E 8 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 8 | ENE 8 | E 8 |
| kJ | 255 | 245 | 212 | 212 | 247 | 255 | 322 | 361 | 395 | 450 | 488 | 562 | 562 | 575 | 632 | 560 | 509 | 448 | 428 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 25 | 73 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 28 | 25 | 25 | 25 | 76 | 25 | 73 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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