The most powerful storm on Earth in 2026 is currently churning across the Pacific, and its reach could end up hitting surprisingly close to home this fall.
Super Typhoon Champi reached Category 5 strength earlier this month, packing monstrous sustained winds of up to 296 km/h. While the massive system is causing heavy rainfall and fierce winds near Taiwan and East Asia, meteorologists say the storm is so large that it is actually tugging on the jet stream, creating a atmospheric ripple effect felt all the way across the globe.

For Ontario, that downstream impact could drastically shape our forecast heading into the final stretch of October and Halloween night.
According to The Weather Network, because Champi took a more westerly track, it is expected to lock in a ridge of high pressure over Central Canada. This will help reinforce a stretch of warmer-than-normal autumn temperatures across the province, offering locals plenty of dry, mild weather to enjoy the fall leaves and outdoor seasonal fun.
However, the typhoon’s influence may not include blue skies. As the jet stream shifts, Ontario will also experience more changeable and unsettled conditions at times, bringing brief interruptions of rain and cooler bursts of air between the warmer stretches.
While we won’t be dealing with any direct storm surges, the wild weather event half a world away ensures October will wrap up with a mix of unusually warm days and sudden autumnal rainstorms.