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Kohala Lighthouse Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Kohala Lighthouse surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Monday 18 May 2026 HSTForecast update in hr min s Forecast update imminent
Kohala Lighthouse surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kohala Lighthouse sea temperature is
25.8° C
(Which is slightly warmer than usual)How big are the waves at Kohala Lighthouse today?
The current surf forecast for Kohala Lighthouse at 8PM is: 1.9m 8s primary swell from a East-northeast direction and 0.2m 13s secondary swell from a North-northwest direction (forecast issued at 01:00pm May 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 May) | 6ft (1.9m) | 8s |
| Afternoon (18 May) | 7ft (2.1m) | 8s |
| Evening (18 May) | 6ft (1.9m) | 8s |
Table - waves today at Kohala Lighthouse. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Mon afternoon, min 23°C on Tue night). Mainly strong winds. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | |
497 | 526 | 486 | 438 | 392 | 350 | 341 | 350 | 395 | 376 | 426 | 486 | 424 | 380 | 471 | 575 | 603 | 755 | 727 | 724 | 727 | 711 | 678 | 678 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 5:05PM0.98m | 3:53AM0.36m | 5:58PM0.94m | 4:50AM0.33m | 6:53PM0.88m | 6:21AM0.32m | ||||||||||||||||||
Low Tide | 9:17AM-0.02m | 00:32AM0.29m | 10:00AM0.02m | 1:45AM0.29m | 10:46AM0.09m | 2:57AM0.27m | ||||||||||||||||||
 | | |  | |  | | |  | | | | | | | | | | | | |  | | | |
 | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | 6:54 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
23 | 23 | 22 | 22 | 22 | 23 | 22 | 22 | 23 | 23 | 21 | 21 | 22 | 22 | 20 | 20 | 20 | 20 | 20 | 18 | 18 | 18 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | NNW 9 | NNW 9 | NNW 9 | NNW 13 | NNW 12 | NW 12 | NNW 12 | NNW 13 | NNW 13 | NNW 11 | NNW 12 | NNW 12 | NNW 13 | NNW 11 | NNW 11 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 |
 kJ | 8 | 8 | 8 | 17 | 15 | 6 | 14 | 16 | 17 | 12 | 14 | 14 | 33 | 12 | 23 | 53 | 56 | 47 | 45 | 40 | 23 | 23 | 22 | 22 |
Swell 2 Height (m) Direction Period (s) | NNW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 18 | SW 18 | SW 14 | SW 14 | SW 14 | SW 14 | NNW 13 | NNW 13 | SW 16 | SW 16 | SW 16 | SW 13 | SW 16 | SW 14 | SW 15 | SW 15 | SW 15 |
| kJ | 21 | 7 | 7 | 8 | 8 | 8 | 8 | 12 | 12 | 8 | 7 | 7 | 7 | 17 | 17 | 10 | 10 | 10 | 7 | 10 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | SW 13 | SW 19 | NW 14 | NNW 9 | NNW 9 | N 9 | N 8 | SW 14 | SW 14 | SW 18 | N 15 | N 14 | S 16 | SW 13 | SW 16 | SW 13 | SW 13 | SW 13 | SW 16 | — | — | — | — | — |
| kJ | 7 | 15 | 7 | 8 | 8 | 2 | 1 | 8 | 8 | 12 | 4 | 4 | 5 | 7 | 10 | 7 | 7 | 7 | 10 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
| kJ | 497 | 526 | 486 | 438 | 392 | 350 | 341 | 350 | 395 | 376 | 426 | 486 | 424 | 380 | 471 | 575 | 603 | 755 | 727 | 724 | 727 | 711 | 678 | 678 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 73 | 25 | 57 | 73 | 73 | 69 | 69 | 69 | 73 | 76 | 73 | 69 | 73 | 73 | 73 | 69 | 57 | 81 | 69 | 57 | 57 | 74 | 73 | 57 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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