Surf Forecasts:
How big are the waves at Kohala Lighthouse today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3.5ft (1.1m), 7s period with NE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.0m), 7s period with NE swell.
- Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.0m), 7s period with NE swell.
The current surf forecast for Kohala Lighthouse at 8PM is: 1.0m 7s primary swell from a Northeast direction and 0.5m 8s secondary swell from a East direction, 0.3m 11s secondary swell from a West direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3.5ft (1.1m) | 7s |
| Afternoon (20 Aug) | 3.5ft (1.0m) | 7s |
| Evening (20 Aug) | 3.5ft (1.0m) | 7s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri morning, min 25°C on Sat night). Winds increasing (light winds from the SE on Thu night, strong winds from the ENE by Sat night). | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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) | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | E 8 | NE 6 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 8 |
Wave Graph | |||||||||||||||||||||
119 | 93 | 93 | 89 | 89 | 67 | 108 | 80 | 136 | 223 | 245 | 205 | 165 | 188 | 206 | 240 | 293 | 418 | 331 | 282 | 373 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 10:57AM0.66m | 12:05PM0.70m | 12:49PM0.75m | ||||||||||||||||||
Low Tide | 2:39AM0.22m | 4:19AM0.21m | 8:46PM0.30m | ||||||||||||||||||
— | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | |
— | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 29 | 28 | 27 | 27 | 28 | 29 | 29 | 28 | 25 | 25 | 26 | 27 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | E 8 | E 8 | NE 7 | NE 7 | NE 6 | W 10 | W 11 | W 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 10 | WNW 10 |
119 | 93 | 93 | 28 | 29 | 67 | 88 | 80 | 32 | 36 | 37 | 37 | 33 | 33 | 33 | 19 | 19 | 20 | 37 | 35 | 35 | |
Swell 2 Height (m) Direction Period (s) | W 11 | E 8 | E 8 | W 11 | W 11 | E 8 | E 8 | E 8 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
9 | 40 | 29 | 21 | 21 | 21 | 21 | 21 | 26 | 26 | 25 | 24 | 39 | 39 | 39 | 24 | 24 | 24 | 24 | 24 | 23 | |
Swell 3 Height (m) Direction Period (s) | SSW 18 | W 11 | W 11 | SW 17 | SSW 16 | W 11 | W 10 | W 10 | SW 9 | SW 11 | SW 9 | SW 9 | SW 9 | W 9 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
30 | 9 | 9 | 11 | 26 | 36 | 32 | 32 | 3 | 5 | 3 | 3 | 3 | 2 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | |
Wind waves Height (m) Direction Period (s) | — | — | ENE 2 | NE 7 | NE 7 | E 4 | E 8 | — | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 8 |
— | — | 1 | 89 | 89 | 7 | 108 | — | 136 | 223 | 245 | 205 | 165 | 188 | 206 | 240 | 293 | 418 | 331 | 282 | 373 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 25 | 25 | 25 | 25 | 5 | 0 | 5 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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