Surf Forecasts:
How big are the waves at Mahai'ula Bay today (28 Oct):
- Morning surf: Morning surf (28 Oct, local time) - 1.5ft (0.5m), 13s period with NW swell.
- Afternoon surf: Afternoon surf (28 Oct, local time) - 1.5ft (0.4m), 13s period with NW swell.
The current surf forecast for Mahai'ula Bay at 9AM is: 0.5m 13s primary swell from a Northwest direction (forecast issued at 01:00am October 28). An open ocean swell of 1.1m 14s is not directed at the surf break, a second open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Oct) | 1.5ft (0.5m) | 13s |
| Afternoon (28 Oct) | 1.5ft (0.4m) | 13s |
| Evening (28 Oct) | - | - |
Table - waves today at Mahai'ula Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Wed afternoon. Warm (max 28°C on Thu morning, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 28 | Thursday 29 | Friday 30 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | SSW 13 | S 18 | S 17 | S 17 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | S 14 | WNW 14 | S 14 | SW 6 | S 14 | S 13 | S 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 108 | 108 | 84 | 84 | 83 | 56 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 41 | 0 | 6 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | cross | cross-on | cross-on | cross-off | cross-off | cross | glassy | glassy | glassy | on | glassy | cross-on | cross | glassy | glassy | cross | glassy | cross-on | glassy | glassy | cross | cross |
High Tide | 5:19AM0.88m | 4:57PM0.34m | 6:09AM0.86m | 5:47PM0.30m | 7:06AM0.81m | 7:00PM0.27m | ||||||||||||||||||
Low Tide | 12:28PM0.17m | 10:34PM0.02m | 1:37PM0.19m | 11:15PM0.07m | 2:57PM0.19m | |||||||||||||||||||
 |  |  |  | | | | | | |  | | | | |  | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — |
mm | 1 | — | 2 | — | 1 | 4 | 2 | 1 | 1 | 1 | 1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 |
Feels °C | 30 | 30 | 30 | 30 | 31 | 30 | 28 | 29 | 31 | 30 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 30 | 30 | 31 | 30 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 |
| kJ | 537 | 522 | 522 | 429 | 417 | 388 | 299 | 295 | 290 | 290 | 728 | 843 | 843 | 710 | 674 | 598 | 701 | 691 | 703 | 703 | 585 | 541 | 511 | 503 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 13 | NW 13 | NNE 10 | NNE 10 | S 18 | S 18 | S 17 | S 17 | NNE 9 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 5 | NNE 10 | NNE 5 | NNE 10 | NNE 5 |
| kJ | 108 | 108 | 84 | 84 | 58 | 57 | 216 | 294 | 376 | 346 | 90 | 140 | 135 | 133 | 130 | 125 | 118 | 80 | 88 | 22 | 85 | 21 | 81 | 34 |
Swell 3 Height (m) Direction Period (s) | NNE 9 | NNE 9 | WNW 13 | NNE 9 | NW 13 | NW 13 | NNE 10 | NNE 10 | SSW 5 | NNE 6 | SW 6 | SSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | NNE 5 | WNW 14 | NNE 10 | SW 6 | NNE 10 | NNE 5 | NNE 9 |
| kJ | 26 | 26 | 34 | 28 | 83 | 56 | 54 | 51 | 9 | 27 | 16 | 23 | 17 | 18 | 18 | 18 | 9 | 14 | 41 | 86 | 6 | 83 | 20 | 58 |
Wind waves Height (m) Direction Period (s) | — | — | NNE 9 | — | — | SSE 4 | SSE 4 | — | NNE 12 | — | — | — | — | — | — | — | — | — | NNE 5 | — | NNE 5 | — | — | — |
| kJ | — | — | 27 | — | — | 9 | 8 | — | 158 | — | — | — | — | — | — | — | — | — | 21 | — | 28 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 24 | 11 | 99 | 54 | 57 | 24 | 15 | 1 | 11 | 1 | 99 | 1 | 99 | 23 | 1 | 1 | 11 | 1 | 100 | 1 | 1 | 11 | 11 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mahai'ula Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest