Wet race or dry track? Latest radar updates and weather forecast for the Canadian GP. Canadian GP weather watch: wet race still possible as Montreal forecast stays unpredictable.

Rain remains a real possibility, but a wet Formula 1 race in Montreal is far from guaranteed

The weather story surrounding the Canadian Grand Prix is beginning to feel very familiar.

The script for the Montreal race weekend is closely resembling what Formula 1 experienced three weeks ago in Miami. However, unlike the situation in Florida, race organizers have not moved the start time in an attempt to better align the Grand Prix with the most favorable weather window.

Rain risk remains around 50–60%

Current forecasts suggest rain is certainly possible—but far from guaranteed.

There is no indication of the kind of major storm system that had caused concern in Miami around race start time. Instead, Montreal appears set for a far more unpredictable weather pattern, where rain could arrive at almost any moment—or fail to appear altogether.

According to weather services such as AccuWeather and The Weather Network, the probability of rain from 4:00 PM local time onward sits at approximately 60%.

The two forecast providers differ more significantly when it comes to pre-race conditions. AccuWeather places the chance of rain before lights out at no higher than 40%, while The Weather Network suggests a much higher 70% probability during that same window.

Support races could provide key clues

Formula 1 fans will get some useful early indicators by watching the support races scheduled ahead of the main event. The Formula Academy and Formula 2 races, set for 4:45 PM and 6:05 PM Italian time respectively, should offer a clearer picture of track conditions and how the weather is evolving in Montreal.

For Ferrari, McLaren, Mercedes, and the rest of the field, the uncertainty could prove decisive, especially with teams still having limited experience in wet conditions with the current generation of cars and the latest tyre compounds.

The highly volatile weather outlook for the Montreal race guarantees an intensely tactical and reactive Grand Prix. With radar probabilities swinging unpredictably between damp tracks and dry spells, pit wall strategists will need to remain exceptionally agile, ready to pivot tire compounds at a moment’s notice to avoid getting caught out by sudden track grip shifts. As the field prepares to launch into Turn 1 with limited wet-weather telemetry on these current platforms, real-world track evolution and instantaneous driver feedback during the warm-up phases will be the defining factors in conquering the Canadian round.