As per reports, around 10,000 Hydro-Québec customers were without power on Tuesday (28 May) morning, after the passing of a weather system which was accompanied by heavy rainfall, strong winds, thunderstorms and even of a possible tornado west of Montreal on Monday (27 May).

• Around 0600 hours local time on Tuesday (28 May), 258 outages were in progress. The regions most affected were the Laurentians, the Lanaudière, Estrie and Bas-Saint-Laurent.
• There was also a possible tornado which caused material damage near Rigaud, in Montérégie. Four houses were damaged, including one which had its roof torn off. Two barns and two grain silos were also reported to be damaged. No injuries were reported.
• Julie Lemieux, the mayor of Très-Saint-Rédempteur, which lies about eight kilometres southwest of Rigaud, stated in a Facebook post that an apparent tornado had toppled trees and knocked out power in the area.