Thunderstorm Looms Over Ontario’s Long Holiday Weekend

Ontario residents should prepare for potential thunderstorms as the long holiday weekend approaches. Heavy rainfall, small hail, and gusty winds are expected. These isolated storms will form due to lake-breeze boundaries and modest atmospheric changes.
Weather Forecast for Ontario
A cold front will arrive early Wednesday morning. This front will bring non-severe storms across the region, marking an end to the recent heat wave. While the storms are not expected to be severe, caution is still advised.
Thunderstorm Safety Tips
As many people will be outdoors, thunderstorm safety is crucial. Here are some important safety reminders:
- Lightning can strike up to 30 kilometers away from a storm center.
- If you can hear thunder, you are close enough to be struck.
- In the event of a lightning strike, it is safe to assist the victim.
- Severe weather can develop rapidly, presenting significant hazards.
- Beware of flying debris and falling trees during high winds.
- Large hail poses a threat to those caught outdoors.
It’s essential to have reliable access to weather alerts. Stay informed and be prepared to take action if necessary. With the right precautions, you can enjoy the holiday weekend safely.
Expectations for Severe Weather
As the weather changes, the potential threat posed by El Niño is growing. Residents should remain vigilant and stay updated on weather conditions throughout the holiday.


