Surf Forecasts:
How big are the waves at Kohala Lighthouse today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 13ft (4.0m), 11s period with E swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 16ft (5.0m), 10s period with E swell.
- Evening surf: Evening surf (15 Aug, local time) - 18ft (5.5m), 10s period with E swell.
The current surf forecast for Kohala Lighthouse at 4AM is: 4.0m 12s primary swell from a East-northeast direction and 0.2m 11s secondary swell from a West direction (forecast issued at 07:00pm August 14). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 13ft (4.0m) | 11s |
| Afternoon (15 Aug) | 16ft (5.0m) | 10s |
| Evening (15 Aug) | 18ft (5.5m) | 10s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 63mm), heaviest during Sat night. Warm (max 28°C on Sun morning, min 25°C on Fri night). Mainly severe gales. | |||||||||||||||||||
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) | E 10 | E 11 | E 11 | ENE 12 | E 12 | ENE 11 | E 10 | E 10 | E 10 | E 11 | E 10 | E 9 | E 9 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 1379 | 1850 | 2343 | 3588 | 3939 | 3774 | 3669 | 4000 | 7201 | 9195 | 3815 | 1797 | 951 | 676 | 720 | 805 | 684 | 520 | 406 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-off | glassy | glassy | cross | cross | cross | cross | cross |
High Tide | 4:51AM0.61m | 4:48PM0.74m | 5:39AM0.63m | 5:07PM0.65m | |||||||||||||||
Low Tide | 10:57PM0.15m | 10:31AM0.22m | 11:22PM0.15m | 11:17AM0.31m | |||||||||||||||
 |  |  | | |  |  | |  | |  | |  |  | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | 1 | 1 | 1 | 11 | 2 | 5 | 2 | 2 | 7 | 15 | 9 | 4 | — | — | — | 2 | 1 | — | 1 |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 26 |
Feels °C | 22 | 22 | 22 | 21 | 21 | 20 | 18 | 17 | 15 | 17 | 20 | 27 | 32 | 31 | 32 | 29 | 30 | 30 | 27 |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | — | W 13 | SW 10 | E 9 | ENE 8 | ENE 8 | ENE 8 | W 12 | ENE 8 | W 12 |
| kJ | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 10 | 10 | — | 14 | 24 | 951 | 676 | 603 | 671 | 26 | 520 | 11 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 17 | — | — | W 15 | W 15 | W 15 | — | — | — | W 13 | SW 10 | SW 7 | SW 6 | SW 6 | SW 6 | W 12 | WSW 5 |
| kJ | 12 | 12 | 12 | — | — | 4 | 4 | 4 | — | — | — | 13 | 24 | 7 | 6 | 6 | 5 | 26 | 3 |
Swell 3 Height (m) Direction Period (s) | — | W 16 | — | — | — | — | — | — | — | — | — | SW 16 | W 13 | W 13 | W 13 | W 12 | N 9 | SW 6 | N 8 |
| kJ | — | 5 | — | — | — | — | — | — | — | — | — | 10 | 13 | 13 | 13 | 26 | 2 | 5 | 1 |
Wind waves Height (m) Direction Period (s) | E 10 | E 11 | E 11 | ENE 12 | E 12 | ENE 11 | E 10 | E 10 | E 10 | E 11 | E 10 | E 9 | — | — | E 8 | E 8 | E 8 | — | ENE 8 |
| kJ | 1379 | 1850 | 2343 | 3588 | 3939 | 3774 | 3669 | 4000 | 7201 | 9195 | 3815 | 1797 | — | — | 720 | 805 | 684 | — | 406 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 57 | 57 | 69 | 57 | 57 | 57 | 57 | 57 | 74 | 436 | 436 | 25 | 0 | 0 | 10 | 5 | 5 | 5 | 57 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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