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Hilo Breakwall Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Hilo Breakwall surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Wednesday 20 May 2026 HSTForecast update in hr min s Forecast update imminent
Hilo Breakwall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hilo Breakwall sea temperature is
25.9° C
(Which is slightly warmer than usual)How big are the waves at Hilo Breakwall today?
The current surf forecast for Hilo Breakwall at 5PM is: 2.1m 9s primary swell from a East-northeast direction and 0.3m 12s secondary swell from a North-northwest direction (forecast issued at 01:00pm May 20). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 5.5ft (1.7m) | 9s |
| Afternoon (20 May) | 7ft (2.1m) | 9s |
| Evening (20 May) | 7ft (2.1m) | 9s |
Table - waves today at Hilo Breakwall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 24mm), heaviest during Wed afternoon. Warm (max 24°C on Wed afternoon, min 22°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
631 | 724 | 677 | 677 | 662 | 692 | 773 | 809 | 744 | 744 | 682 | 811 | 1026 | 821 | 730 | 656 | 601 | 615 | 601 | 551 | 551 | 667 | 567 | 567 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | |
High Tide | 7:00PM0.82m | 6:35AM0.27m | 7:59PM0.75m | 8:21AM0.29m | 8:56PM0.69m | |||||||||||||||||||
Low Tide | 11:15AM-0.09m | 2:25AM0.16m | 12:15PM0.01m | 3:28AM0.13m | 1:29PM0.11m | 4:18AM0.09m | ||||||||||||||||||
 | | |  | | | | | |  |  |  | | |  | | | | |  | | | | | |
 | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — |
 | — | — | 6:50 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | 6:52 |
2 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | — | — | 2 | 1 | 1 | — | 1 | 1 | 1 | — | — | 1 | 1 | 1 | 1 | |
Temp °C | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 23 |
25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 21 | 23 | 22 | 21 | 22 | 22 | 23 | 22 | 23 | |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
 kJ | 631 | 724 | 677 | 677 | 662 | 692 | 773 | 809 | 744 | 744 | 682 | 811 | 821 | 821 | 730 | 656 | 601 | 615 | 601 | 551 | 551 | 538 | 567 | 567 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SE 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 |
| kJ | 27 | 28 | 28 | 26 | 23 | 23 | 23 | 22 | 11 | 10 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 6 | 11 | 12 | 12 | 12 | 11 |
Swell 3 Height (m) Direction Period (s) | SE 14 | SE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 10 | NW 10 | NW 10 | N 9 | NW 10 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
| kJ | 8 | 8 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 10 | 10 | 9 | 9 | 4 | 4 | 4 | 2 | 4 | 6 | 5 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | ENE 9 | — | — | — | — | — | — | — | — | — | — | — | ENE 9 | — | — | — | — | — | — | — | — | ENE 8 | — | — |
| kJ | 588 | — | — | — | — | — | — | — | — | — | — | — | 1026 | — | — | — | — | — | — | — | — | 667 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 172 | 181 | 101 | 94 | 3 | 94 | 94 | 95 | 101 | 101 | 3693 | 94 | 95 | 94 | 4 | 95 | 96 | 95 | 95 | 94 | 94 | 4 | 95 | 94 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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