Barrage de la Châteauguay-1 Weather Warnings

orange warning - severe thunderstorm - in effect Significant rainfall on the way. Showers and thunderstorms are developing and are moving slowly over an area covering from the vicinity of Saint-Constant to Napierville, Lacolle, and Noyan. The ground has a reduced ability to absorb the rain. ### Heavy rain will likely cause flash flooding and significant reductions to visibility. Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain. Don't drive through flooded roadways.

Environment Canada