Surf Forecasts:
How big are the waves at Kohala Lighthouse today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3.5ft (1.0m), 7s period with E swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 6ft (1.8m), 7s period with ENE swell.
- Evening surf: Evening surf (21 Jul, local time) - 5.5ft (1.7m), 7s period with ENE swell.
The current surf forecast for Kohala Lighthouse at 6PM is: 1.8m 7s primary swell from a East-northeast direction and 0.4m 13s secondary swell from a East direction (forecast issued at 01:00pm July 21). An open ocean swell of 0.1m 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 Jul) | 3.5ft (1.0m) | 7s |
| Afternoon (21 Jul) | 6ft (1.8m) | 7s |
| Evening (21 Jul) | 5.5ft (1.7m) | 7s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Tue afternoon, min 24°C on Wed night). Mainly fresh winds. | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 11 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 206 | 268 | 298 | 261 | 268 | 212 | 270 | 173 | 645 | 737 | 634 | 680 | 579 | 470 | 495 | 724 | 242 | 290 | 271 | 219 | 263 |
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 | cross | cross |
High Tide | 10:20AM0.62m | 6:03PM0.49m | 11:38AM0.67m | 12:31PM0.73m | |||||||||||||||||
Low Tide | 5:11PM0.49m | 2:56AM0.18m | 3:51AM0.18m | ||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 26 | 25 | 25 | 25 |
Feels °C | 24 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 22 | 22 | 21 | 22 | 23 | 22 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | E 11 | E 13 | E 13 | E 13 | SW 15 | E 12 | SW 15 | E 11 | SW 15 | SW 17 | SW 17 | SW 18 | SW 18 | NE 7 | SSW 17 | N 11 | N 10 | N 10 | N 10 | SSW 16 | SSW 17 |
| kJ | 39 | 56 | 56 | 56 | 9 | 136 | 9 | 121 | 9 | 12 | 12 | 12 | 12 | 12 | 27 | 9 | 9 | 8 | 8 | 27 | 30 |
Swell 2 Height (m) Direction Period (s) | E 15 | SW 17 | SW 16 | SW 16 | W 11 | SW 15 | W 11 | SW 15 | W 10 | W 10 | N 12 | N 12 | N 11 | SW 17 | N 11 | SW 20 | SW 16 | SW 16 | SW 16 | NNW 10 | NNW 10 |
| kJ | 38 | 11 | 10 | 10 | 2 | 9 | 2 | 9 | 2 | 2 | 3 | 3 | 3 | 12 | 9 | 15 | 10 | 10 | 10 | 10 | 9 |
Swell 3 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | S 26 | W 11 | N 13 | W 10 | N 12 | N 12 | SW 22 | W 10 | S 22 | N 11 | W 10 | SW 16 | SW 20 | S 20 | S 20 | W 9 | E 18 |
| kJ | 9 | 2 | 2 | 2 | 13 | 2 | 3 | 2 | 3 | 3 | 20 | 2 | 9 | 2 | 2 | 10 | 15 | 8 | 7 | 2 | 6 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 11 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 206 | 268 | 298 | 261 | 268 | 212 | 270 | 173 | 645 | 737 | 634 | 680 | 579 | 470 | 495 | 724 | 242 | 290 | 271 | 219 | 263 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 73 | 73 | 73 | 73 | 73 | 25 | 25 | 25 | 25 | 25 | 73 | 73 | 73 | 73 | 73 | 69 | 73 | 73 | 73 | 69 | 73 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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