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Heavy Rain Triggers Localized Flooding Across Toronto After 20–40 mm Downpour

Environment Canada warns of renewed showers later with gusts near 50 km/h, prompting guidance to avoid flooded roads.

Overview

  • Environment Canada reported 20–40 mm of rain across the GTA, with localized flooding on roads and in low‑lying areas.
  • The Ontario highway information service flagged flooding-related disruptions, including a closure on the HWY401 westbound on‑ramp at Weston Road.
  • Toronto crews spent the day inspecting and clearing catch basins to lower the risk of basement and roadway flooding.
  • Forecasts call for a lull followed by more afternoon showers with another 10–20 mm possible and strengthening winds later Wednesday.
  • Authorities urge people to avoid driving through pooled water and to watch for washouts, as residents share images and videos of flooding across the city.