NTP has confirmed two EF1 tornadoes that occurred along the leading edge of the May 21st #derecho as it moved through London, ON.

Details at the NTP blog: https://t.co/n3xuVoKcTm

We continue to follow up on numerous reports of significant damage in southern Ontario.#ONStorm pic.twitter.com/5DfxkrMO7t

— Northern Tornadoes Project 🇨🇦 (@westernuNTP) May 27, 2022