Surf Forecasts:
How big are the waves at Kohala Lighthouse today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3ft (0.9m), 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) - 5ft (1.6m), 7s period with ENE swell.
The current surf forecast for Kohala Lighthouse at 3AM is: 1.3m 7s primary swell from a East-northeast direction and 0.3m 12s secondary swell from a East direction (forecast issued at 07:00pm July 20). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3ft (0.9m) | 7s |
| Afternoon (21 Jul) | 6ft (1.8m) | 7s |
| Evening (21 Jul) | 5ft (1.6m) | 7s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Tue morning, min 24°C on Tue night). Mainly fresh winds. | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 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 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 11 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 220 | 242 | 192 | 162 | 143 | 80 | 181 | 278 | 261 | 268 | 225 | 204 | 178 | 173 | 524 | 737 | 749 | 680 | 658 |
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 |
High Tide | 10:20AM0.62m | 6:03PM0.49m | 11:38AM0.67m | ||||||||||||||||
Low Tide | 2:12AM0.18m | 5:11PM0.49m | 2:56AM0.18m | ||||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 23 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 24 | 23 | 23 | 21 | 23 | 22 | 22 | 22 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | W 11 | E 13 | E 12 | ENE 7 | ENE 7 | NE 7 | E 11 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 11 | SW 15 | SW 17 | SW 17 | SW 18 | SW 18 |
| kJ | 10 | 12 | 26 | 162 | 136 | 47 | 39 | 56 | 56 | 56 | 103 | 136 | 134 | 121 | 9 | 12 | 12 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | E 13 | W 12 | W 12 | E 12 | E 12 | E 12 | E 15 | SW 17 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | W 10 | W 10 | N 12 | N 12 | N 11 |
| kJ | 13 | 11 | 11 | 25 | 25 | 42 | 38 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 2 | 2 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 17 | E 16 | E 15 | E 14 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | N 12 | N 12 | SW 22 | W 10 | S 22 |
| kJ | 12 | 12 | 11 | 19 | 39 | 37 | 9 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 20 | 2 | 9 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | — | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 11 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
| kJ | 220 | 242 | 192 | — | 143 | 80 | 181 | 278 | 261 | 268 | 225 | 204 | 178 | 173 | 524 | 737 | 749 | 680 | 658 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 73 | 73 | 73 | 69 | 69 | 71 | 71 | 73 | 81 | 73 | 73 | 25 | 73 | 73 | 73 | 25 | 73 | 69 | 73 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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