Surf Forecasts:
How big are the waves at Kohala Lighthouse today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 6.5ft (2.0m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 7ft (2.1m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Jul, local time) - 6ft (1.9m), 8s period with ENE swell.
The current surf forecast for Kohala Lighthouse at 8PM is: 2.0m 8s primary swell from a East-northeast direction and 0.4m 13s secondary swell from a West-northwest direction (forecast issued at 01:00pm July 18). An open ocean swell of 0.1m 14s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 6.5ft (2.0m) | 8s |
| Afternoon (18 Jul) | 7ft (2.1m) | 8s |
| Evening (18 Jul) | 6ft (1.9m) | 8s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 24°C on Sun night). Mainly fresh winds. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 474 | 549 | 561 | 523 | 404 | 359 | 322 | 284 | 284 | 352 | 328 | 398 | 287 | 178 | 142 | 115 | 199 | 279 | 256 | 236 | 218 |
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-on | cross-on | cross | cross | cross |
High Tide | 6:05PM0.74m | 7:21AM0.53m | 6:27PM0.65m | 8:46AM0.57m | 6:40PM0.56m | ||||||||||||||||
Low Tide | 11:26AM0.26m | 1:04AM0.19m | 12:21PM0.37m | 1:36AM0.18m | 1:43PM0.46m | ||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 23 | 23 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 23 | 24 | 23 | 24 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 24 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | NNE 8 | WNW 13 | WNW 13 | W 12 | W 12 | W 12 | W 12 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | W 12 | W 11 | E 13 | E 13 | E 12 |
| kJ | 58 | 57 | 57 | 57 | 57 | 21 | 33 | 31 | 26 | 26 | 25 | 25 | 37 | 34 | 45 | 64 | 11 | 10 | 13 | 12 | 26 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 11 | SW 14 | SW 14 | N 8 | WNW 13 | SW 14 | SW 14 | SW 13 | SW 20 | SW 20 | SW 13 | W 12 | W 12 | W 12 | W 12 | E 13 | E 13 | W 11 | W 12 | W 12 |
| kJ | 8 | 4 | 8 | 8 | 6 | 33 | 7 | 7 | 7 | 15 | 15 | 7 | 26 | 11 | 11 | 11 | 3 | 13 | 10 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | SW 8 | SW 15 | — | — | SW 14 | SW 14 | S 7 | S 21 | SW 20 | SW 13 | S 13 | SW 19 | SW 13 | SW 13 | SW 12 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 |
| kJ | 2 | 8 | — | — | 8 | 8 | 1 | 9 | 16 | 7 | 3 | 15 | 7 | 6 | 6 | 13 | 13 | 12 | 12 | 12 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 474 | 549 | 561 | 523 | 404 | 359 | 322 | 284 | 284 | 352 | 328 | 398 | 287 | 178 | 142 | 115 | 199 | 279 | 256 | 236 | 218 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 25 | 25 | 25 | 73 | 25 | 57 | 57 | 73 | 81 | 73 | 73 | 73 | 69 | 71 | 71 | 71 | 73 | 73 | 73 | 73 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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