Surf Forecasts:
How big are the waves at Kohala Lighthouse today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 7ft (2.1m), 7s period with ENE swell.
- Evening surf: Evening surf (21 Oct, local time) - 5.5ft (1.7m), 8s period with ENE swell.
The current surf forecast for Kohala Lighthouse at 3AM is: 1.7m 8s primary swell from a East-northeast direction and 0.3m 10s secondary swell from a North-northwest direction (forecast issued at 07:00pm October 20). An open ocean swell of 0.1m 16s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 5.5ft (1.7m) | 8s |
| Afternoon (21 Oct) | 7ft (2.1m) | 7s |
| Evening (21 Oct) | 5.5ft (1.7m) | 8s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Thu morning, min 24°C on Tue night). Winds decreasing (strong winds from the ENE on Tue night, light winds from the E by Thu night). | |||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 353 | 389 | 345 | 345 | 310 | 302 | 336 | 485 | 428 | 358 | 288 | 244 | 244 | 214 | 208 | 249 | 220 | 220 | 109 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross |
High Tide | 00:28AM0.48m | 12:01PM0.70m | 00:57AM0.57m | 12:32PM0.69m | |||||||||||||||
Low Tide | 6:38PM0.22m | 5:31AM0.30m | 6:48PM0.18m | 6:28AM0.29m | 7:03PM0.14m | ||||||||||||||
 |  |  | |  |  | | | | | | | | | | |  | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 25 |
Feels °C | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 24 | 24 | 24 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | ENE 8 | ENE 8 | E 13 | E 13 | E 12 | E 12 | NE 8 |
| kJ | 35 | 35 | 34 | 33 | 19 | 19 | 17 | 16 | 15 | 15 | 15 | 14 | 244 | 214 | 32 | 55 | 26 | 47 | 93 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 15 | E 11 | SW 16 | SW 16 | SW 16 | SW 16 | E 15 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | N 8 | N 8 | NE 16 | NE 16 | E 13 |
| kJ | 8 | 8 | 2 | 10 | 10 | 10 | 10 | 17 | 16 | 16 | 16 | 14 | 31 | 31 | 12 | 5 | 38 | 62 | 52 |
Swell 3 Height (m) Direction Period (s) | W 10 | W 10 | SW 16 | E 11 | E 16 | E 16 | E 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | N 9 | N 9 | NE 16 | NNE 15 | N 8 | N 8 | NE 14 |
| kJ | 2 | 2 | 9 | 2 | 5 | 5 | 4 | 9 | 8 | 8 | 8 | 8 | 14 | 13 | 10 | 22 | 6 | 5 | 53 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | — | — | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 |
| kJ | 353 | 389 | 345 | 345 | 310 | 302 | 336 | 485 | 428 | 358 | 288 | 244 | — | — | 208 | 249 | 220 | 220 | 109 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 81 | 57 | 57 | 57 | 57 | 57 | 71 | 57 | 73 | 73 | 73 | 73 | 71 | 71 | 71 | 94 | 73 | 73 | 71 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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