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Hamilton Surf Forecast
/ Lake Ontario (9 breaks) / Ontario (21 breaks) /
Surf Forecasts:
Hamilton surfForecast / Lake Ontario / Canada
48hr Weather and Surf, issued 7 pm Saturday 23 May 2026 EDTForecast update in hr min s Forecast update imminent
Hamilton surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hamilton sea temperature is
7.9° C
(Which is 1.4°C colder than average for this time of year)Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Sat night. Warm (max 26°C on Tue afternoon, min 9°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | off | cross-off | glassy | cross | cross | cross-on | cross-on | cross-on | cross | cross-off | off | off | glassy | off | off | off | |
High Tide | ||||||||||||||||||||||||
Low Tide | ||||||||||||||||||||||||
 |  |  | | |  | | | | |  | |  |  |  | | | | | |  | | | | |
 | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — |
 | — | 8:44 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | 8:46 |
8 | 5 | 5 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 9 | 9 | 11 | 12 | 13 | 14 | 18 | 20 | 19 | 17 | 16 | 15 | 15 | 17 | 19 | 21 | 20 | 18 | 16 | 15 | 17 | 22 | 26 |
3 | 4 | 6 | 8 | 10 | 11 | 12 | 17 | 19 | 20 | 18 | 16 | 15 | 15 | 17 | 19 | 21 | 20 | 18 | 16 | 15 | 17 | 21 | 24 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
 kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 649 | 713 | 703 | 762 | 762 | 762 | 631 | 631 | 616 | 604 | 604 | 577 | 577 | 575 | 575 | 573 | 573 | 573 | 573 | 573 | 575 | 575 | 586 | 573 |
Best forecast wave conditions in Lake Ontario - Canada | ||||||||||||||||||||||||
Best forecast wave conditions in Canada | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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 Hamilton 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.
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